Air Canada flight AC 3837: Washington Dulles - Lisbon

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 22:05 Washington Dulles (IAD) 10:15 Lisbon (LIS) 1
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
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
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
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
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
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
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
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.


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Air Canada flight AC 3837:
Washington Dulles - Lisbon
Select flight date:
FLIGHT SCHEDULE
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.
  • AC 3837 is an international flight 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 7:10.
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