ANA flights from Washington Dulles (IAD) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Sun 08:15 Washington Dulles (IAD) 09:38 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-700 (73G) 2:23 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 1775)
Mon-Sat 08:15 Washington Dulles (IAD) 09:38 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:23 Valid until 2026-01-06 Codeshare flight, operated by United Airlines.(UA 1775)
Thu 08:15 Washington Dulles (IAD) 09:33 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-900 (739) 2:18 Operates only on 2026-02-12 Codeshare flight, operated by United Airlines.(UA 1775)
Tue-Sun 08:15 Washington Dulles (IAD) 09:34 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:19 Effective 2026-02-13 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1775)
Daily 08:15 Washington Dulles (IAD) 09:33 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:18 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 1775)
Tue,Wed 08:20 Washington Dulles (IAD) 09:43 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737 MAX 8 (7M8) 2:23 Effective 2026-01-07 through 2026-02-03 Codeshare flight, operated by United Airlines.(UA 1775)
Mon,Thu-Sun 08:20 Washington Dulles (IAD) 09:43 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-900 (739) 2:23 Effective 2026-01-08 through 2026-01-29 Codeshare flight, operated by United Airlines.(UA 1775)
Fri 08:20 Washington Dulles (IAD) 09:43 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A320 (320) 2:23 Operates only on 2026-01-30 Codeshare flight, operated by United Airlines.(UA 1775)
Mon,Thu-Sun 08:20 Washington Dulles (IAD) 09:43 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-900 (739) 2:23 Effective 2026-01-31 through 2026-02-09 Codeshare flight, operated by United Airlines.(UA 1775)
Tue,Wed 08:20 Washington Dulles (IAD) 09:43 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737 MAX 8 (7M8) 2:23 Effective 2026-02-10 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 1775)
Mon 08:20 Washington Dulles (IAD) 09:38 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-02-16 through 2026-03-02 Codeshare flight, operated by United Airlines.(UA 1775)
Daily 08:20 Washington Dulles (IAD) 09:38 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:18 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 1775)
Mon,Wed-Fri,Sun 08:30 Washington Dulles (IAD) 09:49 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:19 Effective 2026-03-08 through 2026-03-27 Codeshare flight, operated by United Airlines.(UA 1775)
Thu,Fri 08:31 Washington Dulles (IAD) 09:50 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Airbus A321neo (32Q) 2:19 Effective 2026-03-05 through 2026-03-06 Codeshare flight, operated by United Airlines.(UA 1775)
Sat 08:32 Washington Dulles (IAD) 09:50 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-700 (73G) 2:18 Effective 2026-03-07 through 2026-03-21 Codeshare flight, operated by United Airlines.(UA 1775)
Tue 08:32 Washington Dulles (IAD) 09:50 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-03-10 through 2026-03-24 Codeshare flight, operated by United Airlines.(UA 1775)
Sat 08:35 Washington Dulles (IAD) 09:49 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 787-8 (788) 2:14 Operates only on 2026-03-28 Codeshare flight, operated by United Airlines.(UA 1775)
Daily 08:35 Washington Dulles (IAD) 09:39 Chicago O'Hare (ORD) 1 ANA NH 7001 Non-stop Boeing 737-800 (738) 2:04 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 1775)
Mon-Wed,Fri,Sun 13:00 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-800 (738) 2:20 Valid until 2026-01-05 Codeshare flight, operated by United Airlines.(UA 2331)
Sat 13:00 Washington Dulles (IAD) 14:21 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Airbus A319 (319) 2:21 Valid until 2026-01-03 Codeshare flight, operated by United Airlines.(UA 2331)
Thu 13:00 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-900 (739) 2:20 Operates only on 2026-01-01 Codeshare flight, operated by United Airlines.(UA 2331)
Wed,Thu,Sun 13:02 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737 MAX 9 (7M9) 2:18 Effective 2026-02-12 through 2026-02-19 Codeshare flight, operated by United Airlines.(UA 2331)
Fri 13:02 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-900 (739) 2:18 Operates only on 2026-02-13 Codeshare flight, operated by United Airlines.(UA 2331)
Mon 13:02 Washington Dulles (IAD) 14:21 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Airbus A321neo (32Q) 2:19 Effective 2026-02-16 through 2026-03-02 Codeshare flight, operated by United Airlines.(UA 2331)
Tue 13:02 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-800 (738) 2:18 Effective 2026-02-17 through 2026-03-03 Codeshare flight, operated by United Airlines.(UA 2331)
Wed-Fri,Sun 13:02 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737 MAX 9 (7M9) 2:18 Effective 2026-02-20 through 2026-03-01 Codeshare flight, operated by United Airlines.(UA 2331)
Wed 13:02 Washington Dulles (IAD) 14:20 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-900 (739) 2:18 Operates only on 2026-03-04 Codeshare flight, operated by United Airlines.(UA 2331)
Daily 13:05 Washington Dulles (IAD) 14:25 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737 MAX 9 (7M9) 2:20 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by United Airlines.(UA 2331)
Daily 13:05 Washington Dulles (IAD) 14:22 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-900 (739) 2:17 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 2331)
Daily 13:05 Washington Dulles (IAD) 14:12 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-800 (738) 2:07 Effective from 2026-04-30 Codeshare flight, operated by United Airlines.(UA 2331)
Mon,Wed-Sun 13:15 Washington Dulles (IAD) 14:33 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 2331)
Tue 13:15 Washington Dulles (IAD) 14:34 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Airbus A321neo (32Q) 2:19 Effective 2026-03-10 through 2026-03-24 Codeshare flight, operated by United Airlines.(UA 2331)
Sat 13:20 Washington Dulles (IAD) 14:38 Chicago O'Hare (ORD) 1 ANA NH 7138 Non-stop Boeing 737-800 (738) 2:18 Effective 2026-02-14 through 2026-02-28 Codeshare flight, operated by United Airlines.(UA 2331)
Daily 15:30 Washington Dulles (IAD) 16:37 Chicago O'Hare (ORD) 1 ANA NH 7733 Non-stop Boeing 737-800 (738) 2:07 Effective 2026-04-30 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 2649)

A domestic route departing from the Washington Dulles airport (IAD) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 587 miles, or 945 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 2:04 and 2:23.

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FLIGHT SCHEDULE

Direct Codeshare Flights:

ANA NH7001

08:15

Washington Dulles (IAD)

09:38

Chicago O'Hare (ORD) 1

Valid until 2026-01-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Boeing 737-700 (73G)

Direct Codeshare Flights:

ANA NH7001

08:15

Washington Dulles (IAD)

09:38

Chicago O'Hare (ORD) 1

Valid until 2026-01-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:15

Washington Dulles (IAD)

09:33

Chicago O'Hare (ORD) 1

Operates only on 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7001

08:15

Washington Dulles (IAD)

09:34

Chicago O'Hare (ORD) 1

Effective 2026-02-13 through 2026-03-04

Mon
-

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:19, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:15

Washington Dulles (IAD)

09:33

Chicago O'Hare (ORD) 1

Effective 2026-04-30 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:43

Chicago O'Hare (ORD) 1

Effective 2026-01-07 through 2026-02-03

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:43

Chicago O'Hare (ORD) 1

Effective 2026-01-08 through 2026-01-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:43

Chicago O'Hare (ORD) 1

Operates only on 2026-01-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Airbus A320 (320)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:43

Chicago O'Hare (ORD) 1

Effective 2026-01-31 through 2026-02-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:43

Chicago O'Hare (ORD) 1

Effective 2026-02-10 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:23, non-stop
Boeing 737 MAX 8 (7M8)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:38

Chicago O'Hare (ORD) 1

Effective 2026-02-16 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7001

08:20

Washington Dulles (IAD)

09:38

Chicago O'Hare (ORD) 1

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:30

Washington Dulles (IAD)

09:49

Chicago O'Hare (ORD) 1

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

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:19, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:31

Washington Dulles (IAD)

09:50

Chicago O'Hare (ORD) 1

Effective 2026-03-05 through 2026-03-06

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:19, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7001

08:32

Washington Dulles (IAD)

09:50

Chicago O'Hare (ORD) 1

Effective 2026-03-07 through 2026-03-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Boeing 737-700 (73G)

Direct Codeshare Flights:

ANA NH7001

08:32

Washington Dulles (IAD)

09:50

Chicago O'Hare (ORD) 1

Effective 2026-03-10 through 2026-03-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7001

08:35

Washington Dulles (IAD)

09:49

Chicago O'Hare (ORD) 1

Operates only on 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:14, non-stop
Boeing 787-8 (788)

Direct Codeshare Flights:

ANA NH7001

08:35

Washington Dulles (IAD)

09:39

Chicago O'Hare (ORD) 1

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1775)

Duration: 2:04, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

ANA NH7138

13:00

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Valid until 2026-01-05

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:20, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

ANA NH7138

13:00

Washington Dulles (IAD)

14:21

Chicago O'Hare (ORD) 1

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:21, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

ANA NH7138

13:00

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Operates only on 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:20, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Effective 2026-02-12 through 2026-02-19

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Operates only on 2026-02-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:21

Chicago O'Hare (ORD) 1

Effective 2026-02-16 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:19, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Effective 2026-02-17 through 2026-03-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Effective 2026-02-20 through 2026-03-01

Mon
-

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

ANA NH7138

13:02

Washington Dulles (IAD)

14:20

Chicago O'Hare (ORD) 1

Operates only on 2026-03-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7138

13:05

Washington Dulles (IAD)

14:25

Chicago O'Hare (ORD) 1

Effective 2026-01-06 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:20, non-stop
Boeing 737 MAX 9 (7M9)

Direct Codeshare Flights:

ANA NH7138

13:05

Washington Dulles (IAD)

14:22

Chicago O'Hare (ORD) 1

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:17, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7138

13:05

Washington Dulles (IAD)

14:12

Chicago O'Hare (ORD) 1

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:07, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

ANA NH7138

13:15

Washington Dulles (IAD)

14:33

Chicago O'Hare (ORD) 1

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

Mon

Tue
-

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

ANA NH7138

13:15

Washington Dulles (IAD)

14:34

Chicago O'Hare (ORD) 1

Effective 2026-03-10 through 2026-03-24

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:19, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

ANA NH7138

13:20

Washington Dulles (IAD)

14:38

Chicago O'Hare (ORD) 1

Effective 2026-02-14 through 2026-02-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2331)

Duration: 2:18, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

ANA NH7733

15:30

Washington Dulles (IAD)

16:37

Chicago O'Hare (ORD) 1

Effective 2026-04-30 through 2026-10-24

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2649)

Duration: 2:07, non-stop
Boeing 737-800 (738)

A domestic route departing from the Washington Dulles airport (IAD) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 587 miles, or 945 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-6 . 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 2:04 and 2:23.

All IAD-ORD flights

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