Qatar Airways flights from Buffalo (BUF) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon-Fri,Sun 06:00 Buffalo (BUF) 07:05 Chicago O'Hare (ORD) 3 Qatar Airways QR 2311 Non-stop Airbus A319 (319) 2:05 Effective 2026-02-13 through 2026-03-06 Codeshare flight, operated by American Airlines.(AA 853)
Sat 06:00 Buffalo (BUF) 07:05 Chicago O'Hare (ORD) 3 Qatar Airways QR 2313 Non-stop Airbus A319 (319) 2:05 Effective 2026-02-14 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 853)
Thu 06:00 Buffalo (BUF) 07:27 Chicago O'Hare (ORD) 3 Qatar Airways QR 2514 Non-stop Embraer EMB 175 (E75) 2:27 Operates only on 2026-02-12 Codeshare flight, operated by American Airlines.(AA 4645)
Mon,Thu,Fri 12:34 Buffalo (BUF) 14:04 Chicago O'Hare (ORD) 3 Qatar Airways QR 2544 Non-stop Embraer EMB 175 (E75) 2:30 Effective 2026-02-12 through 2026-02-20 Codeshare flight, operated by American Airlines.(AA 4420)
Mon,Thu,Fri,Sun 12:34 Buffalo (BUF) 14:04 Chicago O'Hare (ORD) 3 Qatar Airways QR 2544 Non-stop Embraer EMB 175 (E75) 2:30 Effective 2026-02-22 through 2026-03-06 Codeshare flight, operated by American Airlines.(AA 4420)
Daily 11:24 Buffalo (BUF) 12:24 Chicago O'Hare (ORD) 3 Qatar Airways QR 2596 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 3410)
Daily 15:13 Buffalo (BUF) 16:10 Chicago O'Hare (ORD) 3 Qatar Airways QR 2714 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3498)
Tue,Wed 11:21 Buffalo (BUF) 12:36 Chicago O'Hare (ORD) 3 Qatar Airways QR 2760 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Effective 2026-01-06 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3703)
Mon,Thu-Sat 11:22 Buffalo (BUF) 12:37 Chicago O'Hare (ORD) 3 Qatar Airways QR 2760 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Effective 2026-01-08 through 2026-02-09 Codeshare flight, operated by American Airlines.(AA 3703)
Sun 11:27 Buffalo (BUF) 12:42 Chicago O'Hare (ORD) 3 Qatar Airways QR 2760 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Operates only on 2026-01-11 Codeshare flight, operated by American Airlines.(AA 3703)
Sun 11:27 Buffalo (BUF) 12:42 Chicago O'Hare (ORD) 3 Qatar Airways QR 2760 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Effective 2026-01-25 through 2026-02-08 Codeshare flight, operated by American Airlines.(AA 3703)
Daily 17:00 Buffalo (BUF) 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 2800 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 4076)
Sun 07:30 Buffalo (BUF) 08:53 Chicago O'Hare (ORD) 3 Qatar Airways QR 7693 Non-stop Embraer EMB 175 (E75) 2:23 Operates only on 2026-01-18 Codeshare flight, operated by American Airlines.(AA 4595)
Daily 12:32 Buffalo (BUF) 13:52 Chicago O'Hare (ORD) 3 Qatar Airways QR 7693 Non-stop Embraer EMB 175 (E75) 2:20 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4447)
Daily 17:00 Buffalo (BUF) 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 7693 Non-stop Embraer EMB 175 (E75) 2:00 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 3380)
Daily 17:04 Buffalo (BUF) 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 7693 Non-stop Embraer EMB 175 (E75) 1:56 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 3445)
Daily 06:26 Buffalo (BUF) 07:25 Chicago O'Hare (ORD) 3 Qatar Airways QR 7824 Non-stop Boeing 737-800 (738) 1:59 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 1195)
Daily 13:22 Buffalo (BUF) 14:20 Chicago O'Hare (ORD) 3 Qatar Airways QR 7824 Non-stop Embraer EMB 175 (E75) 1:58 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 3444)
Daily 13:22 Buffalo (BUF) 14:15 Chicago O'Hare (ORD) 3 Qatar Airways QR 7824 Non-stop Airbus A319 (319) 1:53 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 1414)
Daily 13:25 Buffalo (BUF) 14:20 Chicago O'Hare (ORD) 3 Qatar Airways QR 7824 Non-stop Embraer EMB 175 (E75) 1:55 Effective 2026-05-21 through 2026-07-01 Codeshare flight, operated by American Airlines.(AA 3444)
Mon-Fri 06:05 Buffalo (BUF) 07:20 Chicago O'Hare (ORD) 3 Qatar Airways QR 7868 Non-stop Embraer EMB 175 (E75) 2:15 Effective 2026-03-30 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 4340)
Daily 07:30 Buffalo (BUF) 08:53 Chicago O'Hare (ORD) 3 Qatar Airways QR 8680 Non-stop Embraer EMB 175 (E75) 2:23 Effective 2026-02-01 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 4595)
Daily 11:46 Buffalo (BUF) 12:40 Chicago O'Hare (ORD) 3 Qatar Airways QR 8700 Non-stop Embraer EMB 175 (E75) 1:54 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 3410)
Daily 17:01 Buffalo (BUF) 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 8700 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:59 Effective 2026-07-02 through 2026-08-04 Codeshare flight, operated by American Airlines.(AA 3445)
Sun 12:24 Buffalo (BUF) 13:32 Chicago O'Hare (ORD) 3 Qatar Airways QR 9187 Non-stop Embraer EMB 175 (E75) 2:08 Effective 2026-03-08 through 2026-04-05 Codeshare flight, operated by American Airlines.(AA 4420)
Tue,Wed 12:28 Buffalo (BUF) 13:52 Chicago O'Hare (ORD) 3 Qatar Airways QR 9187 Non-stop Embraer EMB 175 (E75) 2:24 Effective 2026-02-17 through 2026-03-04 Codeshare flight, operated by American Airlines.(AA 4420)
Mon-Fri 12:31 Buffalo (BUF) 13:45 Chicago O'Hare (ORD) 3 Qatar Airways QR 9187 Non-stop Embraer EMB 175 (E75) 2:14 Effective 2026-03-09 through 2026-04-06 Codeshare flight, operated by American Airlines.(AA 4420)
Daily 17:03 Buffalo (BUF) 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 9187 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:57 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3500)

A domestic route departing from the Buffalo airport (BUF) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 472 miles, or 759 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 1:53 and 2:30.

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FLIGHT SCHEDULE

Direct Codeshare Flights:

Qatar Airways QR2311

06:00

Buffalo (BUF)

07:05

Chicago O'Hare (ORD) 3

Effective 2026-02-13 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 853)

Duration: 2:05, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Qatar Airways QR2313

06:00

Buffalo (BUF)

07:05

Chicago O'Hare (ORD) 3

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by American Airlines. (AA 853)

Duration: 2:05, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Qatar Airways QR2514

06:00

Buffalo (BUF)

07:27

Chicago O'Hare (ORD) 3

Operates only on 2026-02-12

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4645)

Duration: 2:27, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2544

12:34

Buffalo (BUF)

14:04

Chicago O'Hare (ORD) 3

Effective 2026-02-12 through 2026-02-20

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4420)

Duration: 2:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2544

12:34

Buffalo (BUF)

14:04

Chicago O'Hare (ORD) 3

Effective 2026-02-22 through 2026-03-06

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 4420)

Duration: 2:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2596

11:24

Buffalo (BUF)

12:24

Chicago O'Hare (ORD) 3

Effective 2026-08-05 through 2026-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3410)

Duration: 2:00, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR2714

15:13

Buffalo (BUF)

16:10

Chicago O'Hare (ORD) 3

Effective 2026-04-07 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3498)

Duration: 1:57, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR2760

11:21

Buffalo (BUF)

12:36

Chicago O'Hare (ORD) 3

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 3703)

Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR2760

11:22

Buffalo (BUF)

12:37

Chicago O'Hare (ORD) 3

Effective 2026-01-08 through 2026-02-09

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by American Airlines. (AA 3703)

Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR2760

11:27

Buffalo (BUF)

12:42

Chicago O'Hare (ORD) 3

Operates only on 2026-01-11

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 3703)

Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR2760

11:27

Buffalo (BUF)

12:42

Chicago O'Hare (ORD) 3

Effective 2026-01-25 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 3703)

Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR2800

17:00

Buffalo (BUF)

18:00

Chicago O'Hare (ORD) 3

Effective 2026-08-05 through 2026-09-08

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4076)

Duration: 2:00, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7693

07:30

Buffalo (BUF)

08:53

Chicago O'Hare (ORD) 3

Operates only on 2026-01-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 4595)

Duration: 2:23, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7693

12:32

Buffalo (BUF)

13:52

Chicago O'Hare (ORD) 3

Valid until 2026-01-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4447)

Duration: 2:20, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7693

17:00

Buffalo (BUF)

18:00

Chicago O'Hare (ORD) 3

Effective 2026-09-09 through 2026-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3380)

Duration: 2:00, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7693

17:04

Buffalo (BUF)

18:00

Chicago O'Hare (ORD) 3

Effective 2026-05-21 through 2026-07-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3445)

Duration: 1:56, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7824

06:26

Buffalo (BUF)

07:25

Chicago O'Hare (ORD) 3

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 1195)

Duration: 1:59, non-stop
Boeing 737-800 (738)

Direct Codeshare Flights:

Qatar Airways QR7824

13:22

Buffalo (BUF)

14:20

Chicago O'Hare (ORD) 3

Effective 2026-07-02 through 2026-08-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3444)

Duration: 1:58, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7824

13:22

Buffalo (BUF)

14:15

Chicago O'Hare (ORD) 3

Effective 2026-09-09 through 2026-10-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 1414)

Duration: 1:53, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Qatar Airways QR7824

13:25

Buffalo (BUF)

14:20

Chicago O'Hare (ORD) 3

Effective 2026-05-21 through 2026-07-01

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3444)

Duration: 1:55, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR7868

06:05

Buffalo (BUF)

07:20

Chicago O'Hare (ORD) 3

Effective 2026-03-30 through 2026-04-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4340)

Duration: 2:15, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR8680

07:30

Buffalo (BUF)

08:53

Chicago O'Hare (ORD) 3

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4595)

Duration: 2:23, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR8700

11:46

Buffalo (BUF)

12:40

Chicago O'Hare (ORD) 3

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3410)

Duration: 1:54, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR8700

17:01

Buffalo (BUF)

18:00

Chicago O'Hare (ORD) 3

Effective 2026-07-02 through 2026-08-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3445)

Duration: 1:59, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR9187

12:24

Buffalo (BUF)

13:32

Chicago O'Hare (ORD) 3

Effective 2026-03-08 through 2026-04-05

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 4420)

Duration: 2:08, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9187

12:28

Buffalo (BUF)

13:52

Chicago O'Hare (ORD) 3

Effective 2026-02-17 through 2026-03-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4420)

Duration: 2:24, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9187

12:31

Buffalo (BUF)

13:45

Chicago O'Hare (ORD) 3

Effective 2026-03-09 through 2026-04-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4420)

Duration: 2:14, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9187

17:03

Buffalo (BUF)

18:00

Chicago O'Hare (ORD) 3

Effective 2026-04-07 through 2026-05-20

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3500)

Duration: 1:57, non-stop
Embraer EMB 170 / EMB 175 (E70)

A domestic route departing from the Buffalo airport (BUF) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 472 miles, or 759 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 1:53 and 2:30.

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