All airlines flying from Washington Dulles (IAD) to Lisbon (LIS).

FLIGHT SCHEDULE
Direct Flights:
Tue,Fri 17:05 Washington Dulles (IAD) 05:30 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-03-31 through 2026-05-05 The flight arrives 1 day after departure.
Tue 17:05 Washington Dulles (IAD) 05:30 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-05-12 through 2026-06-02 The flight arrives 1 day after departure.
Tue,Sat 17:05 Washington Dulles (IAD) 05:30 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-06-06 through 2026-06-23 The flight arrives 1 day after departure.
Tue,Fri,Sat 17:05 Washington Dulles (IAD) 05:30 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-06-26 through 2026-10-23 The flight arrives 1 day after departure.
Sat 17:05 Washington Dulles (IAD) 04:30 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Operates only on 2026-10-24 The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Valid until 2026-01-26 The flight arrives 1 day after departure.
Tue,Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-01-29 through 2026-02-07 The flight arrives 1 day after departure.
Mon,Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-02-09 through 2026-02-16 The flight arrives 1 day after departure.
Mon,Tue,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-02-17 through 2026-02-24 The flight arrives 1 day after departure.
Mon,Tue,Thu 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-02-26 through 2026-03-05 The flight arrives 1 day after departure.
Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Operates only on 2026-03-07 The flight arrives 1 day after departure.
Sun 17:40 Washington Dulles (IAD) 06:05 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-03-29 through 2026-05-31 The flight arrives 1 day after departure.
Mon,Sun 17:40 Washington Dulles (IAD) 06:05 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-06-01 through 2026-10-19 The flight arrives 1 day after departure.
Thu 17:45 Washington Dulles (IAD) 06:10 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-04-02 through 2026-04-30 The flight arrives 1 day after departure.
Wed,Thu 17:45 Washington Dulles (IAD) 06:10 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-05-06 through 2026-10-22 The flight arrives 1 day after departure.
Fri 17:55 Washington Dulles (IAD) 06:20 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:25 Effective 2026-05-08 through 2026-06-19 The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat 18:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-03-09 through 2026-03-26 The flight arrives 1 day after departure.
Sat 18:30 Washington Dulles (IAD) 06:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Operates only on 2026-03-28 The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat 18:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) 1 TAP Air Portugal TP 232 Non-stop Airbus A321neo (32Q) 7:05 Effective from 2026-10-26 The flight arrives 1 day after departure.
Wed,Fri,Sun 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Valid until 2026-02-08 The flight arrives 1 day after departure.
Wed,Fri,Sun 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-02-13 through 2026-02-18 The flight arrives 1 day after departure.
Wed,Fri,Sun 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-02-22 through 2026-02-27 The flight arrives 1 day after departure.
Wed,Fri 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-03-04 through 2026-03-06 The flight arrives 1 day after departure.
Mon,Wed-Sun 22:35 Washington Dulles (IAD) 10:55 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:20 Effective 2026-03-29 through 2026-05-04 The flight arrives 1 day after departure.
Daily 22:35 Washington Dulles (IAD) 10:55 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:20 Effective 2026-05-05 through 2026-10-23 The flight arrives 1 day after departure.
Wed,Fri,Sun 23:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Effective 2026-03-08 through 2026-03-27 The flight arrives 1 day after departure.
Wed,Fri,Sun 23:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 TAP Air Portugal TP 234 Non-stop Airbus A321neo (32Q) 7:05 Effective from 2026-10-25 The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 767-400 (764) 7:10 Valid until 2026-01-04 The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 767-400 (764) 7:10 Effective 2026-02-19 through 2026-03-07 The flight arrives 1 day after departure.
Mon-Fri,Sun 22:25 Washington Dulles (IAD) 10:30 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 777 (777) 7:05 Effective 2026-05-21 through 2026-10-23 The flight arrives 1 day after departure.
Mon-Fri,Sun 22:30 Washington Dulles (IAD) 10:30 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 777 (777) 7:00 Effective 2026-03-29 through 2026-05-20 The flight arrives 1 day after departure.
Sat 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 777 (777) 7:05 Effective 2026-05-23 through 2026-10-17 The flight arrives 1 day after departure.
Sat 22:35 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 777 (777) 7:00 Effective 2026-03-28 through 2026-05-16 The flight arrives 1 day after departure.
Daily 23:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 767-400 (764) 7:10 Effective 2026-03-08 through 2026-03-27 The flight arrives 1 day after departure.
Daily 23:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 United Airlines UA 942 Non-stop Boeing 767-400 (764) 7:10 Effective from 2026-10-24 The flight arrives 1 day after departure.
Direct Codeshare Flights:
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 767-400 (764) 7:10 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 767-400 (764) 7:10 Effective 2026-02-19 through 2026-03-07 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:25 Washington Dulles (IAD) 10:30 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 777 (777) 7:05 Effective 2026-05-21 through 2026-10-23 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Mon-Fri,Sun 22:30 Washington Dulles (IAD) 10:30 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 777 (777) 7:00 Effective 2026-03-29 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Sat 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 777 (777) 7:05 Effective 2026-05-23 through 2026-10-17 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Sat 22:35 Washington Dulles (IAD) 10:35 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 777 (777) 7:00 Effective 2026-03-28 through 2026-05-16 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Daily 23:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 767-400 (764) 7:10 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Daily 23:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Air Canada AC 3837 Non-stop Boeing 767-400 (764) 7:10 Effective from 2026-10-24 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) JetBlue B6 6760 Non-stop Airbus A321 (321) 7:05 Valid until 2026-01-31 Codeshare flight, operated by TAP Air Portugal.(TP 232) The flight arrives 1 day after departure.
Mon,Tue,Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) JetBlue B6 6760 Non-stop Airbus A321 (321) 7:05 Effective 2026-02-03 through 2026-02-09 Codeshare flight, operated by TAP Air Portugal.(TP 232) The flight arrives 1 day after departure.
Thu,Sat 17:30 Washington Dulles (IAD) 05:35 Lisbon (LIS) JetBlue B6 6760 Non-stop Airbus A321 (321) 7:05 Effective 2026-02-12 through 2026-02-14 Codeshare flight, operated by TAP Air Portugal.(TP 232) The flight arrives 1 day after departure.
Wed,Fri,Sun 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) JetBlue B6 6761 Non-stop Airbus A321 (321) 7:05 Valid until 2026-02-08 Codeshare flight, operated by TAP Air Portugal.(TP 234) The flight arrives 1 day after departure.
Fri,Sun 22:30 Washington Dulles (IAD) 10:35 Lisbon (LIS) JetBlue B6 6761 Non-stop Airbus A321 (321) 7:05 Effective 2026-02-13 through 2026-02-15 Codeshare flight, operated by TAP Air Portugal.(TP 234) The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Lufthansa LH 8864 Non-stop Boeing 767-400 (764) 7:10 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1 Lufthansa LH 8864 Non-stop Boeing 767-400 (764) 7:10 Effective 2026-02-19 through 2026-03-07 Codeshare flight, operated by United Airlines.(UA 942) The flight arrives 1 day after departure.

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An international route departing from Washington Dulles airport, United States (IAD) and arriving at Lisbon airport, Portugal (LIS).
The flight distance is 3580 miles, or 5761 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC+0 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 7:00 and 7:25.

Return (LIS-IAD) flights

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All airlines flying from Washington Dulles (IAD) to Lisbon (LIS).

FLIGHT SCHEDULE

Direct Flights:

TAP Air Portugal TP232

17:05

Washington Dulles (IAD)

05:30(+1)

Lisbon (LIS) 1

Effective 2026-03-31 through 2026-05-05

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:05

Washington Dulles (IAD)

05:30(+1)

Lisbon (LIS) 1

Effective 2026-05-12 through 2026-06-02

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:05

Washington Dulles (IAD)

05:30(+1)

Lisbon (LIS) 1

Effective 2026-06-06 through 2026-06-23

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:05

Washington Dulles (IAD)

05:30(+1)

Lisbon (LIS) 1

Effective 2026-06-26 through 2026-10-23

Mon
-

Tue

Wed
-

Thu
-

Fri

Sat

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:05

Washington Dulles (IAD)

04:30(+1)

Lisbon (LIS) 1

Operates only on 2026-10-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Valid until 2026-01-26

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective 2026-01-29 through 2026-02-07

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective 2026-02-09 through 2026-02-16

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective 2026-02-17 through 2026-02-24

Mon

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective 2026-02-26 through 2026-03-05

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Operates only on 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:40

Washington Dulles (IAD)

06:05(+1)

Lisbon (LIS) 1

Effective 2026-03-29 through 2026-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:40

Washington Dulles (IAD)

06:05(+1)

Lisbon (LIS) 1

Effective 2026-06-01 through 2026-10-19

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:45

Washington Dulles (IAD)

06:10(+1)

Lisbon (LIS) 1

Effective 2026-04-02 through 2026-04-30

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:45

Washington Dulles (IAD)

06:10(+1)

Lisbon (LIS) 1

Effective 2026-05-06 through 2026-10-22

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

17:55

Washington Dulles (IAD)

06:20(+1)

Lisbon (LIS) 1

Effective 2026-05-08 through 2026-06-19

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 7:25, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

18:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective 2026-03-09 through 2026-03-26

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

18:30

Washington Dulles (IAD)

06:35(+1)

Lisbon (LIS) 1

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP232

18:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS) 1

Effective from 2026-10-26

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Valid until 2026-02-08

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-02-13 through 2026-02-18

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-02-22 through 2026-02-27

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-03-04 through 2026-03-06

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun
-

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:35

Washington Dulles (IAD)

10:55(+1)

Lisbon (LIS) 1

Effective 2026-03-29 through 2026-05-04

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Duration: 7:20, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

22:35

Washington Dulles (IAD)

10:55(+1)

Lisbon (LIS) 1

Effective 2026-05-05 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:20, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

23:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-03-08 through 2026-03-27

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

TAP Air Portugal TP234

23:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective from 2026-10-25

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective 2026-02-19 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:25

Washington Dulles (IAD)

10:30(+1)

Lisbon (LIS) 1

Effective 2026-05-21 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 7:05, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:30

Washington Dulles (IAD)

10:30(+1)

Lisbon (LIS) 1

Effective 2026-03-29 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Duration: 7:00, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-05-23 through 2026-10-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:05, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

22:35

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-03-28 through 2026-05-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 7:00, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

23:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective 2026-03-08 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Flights:

United Airlines UA942

23:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective from 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective 2026-02-19 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:25

Washington Dulles (IAD)

10:30(+1)

Lisbon (LIS) 1

Effective 2026-05-21 through 2026-10-23

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:05, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:30

Washington Dulles (IAD)

10:30(+1)

Lisbon (LIS) 1

Effective 2026-03-29 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:00, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-05-23 through 2026-10-17

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:05, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

22:35

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS) 1

Effective 2026-03-28 through 2026-05-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:00, non-stop
Boeing 777 (777)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

23:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective 2026-03-08 through 2026-03-27

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Air Canada AC3837

23:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective from 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

JetBlue B66760

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS)

Valid until 2026-01-31

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by TAP Air Portugal. (TP 232)

Duration: 7:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

JetBlue B66760

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS)

Effective 2026-02-03 through 2026-02-09

Mon

Tue

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by TAP Air Portugal. (TP 232)

Duration: 7:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

JetBlue B66760

17:30

Washington Dulles (IAD)

05:35(+1)

Lisbon (LIS)

Effective 2026-02-12 through 2026-02-14

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Codeshare flight, operated by TAP Air Portugal. (TP 232)

Duration: 7:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

JetBlue B66761

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS)

Valid until 2026-02-08

Mon
-

Tue
-

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by TAP Air Portugal. (TP 234)

Duration: 7:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

JetBlue B66761

22:30

Washington Dulles (IAD)

10:35(+1)

Lisbon (LIS)

Effective 2026-02-13 through 2026-02-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by TAP Air Portugal. (TP 234)

Duration: 7:05, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8864

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8864

22:05

Washington Dulles (IAD)

10:15(+1)

Lisbon (LIS) 1

Effective 2026-02-19 through 2026-03-07

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 942)

Duration: 7:10, non-stop
Boeing 767-400 (764)
The flight arrives 1 day after departure.

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An international route departing from Washington Dulles airport, United States (IAD) and arriving at Lisbon airport, Portugal (LIS).
The flight distance is 3580 miles, or 5761 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC+0 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 7:00 and 7:25.

Return (LIS-IAD) flights

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