All airlines flying from Saint Louis (STL) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Wed,Thu,Sun 06:00 Saint Louis (STL) 1 07:30 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 175 (E75) 1:30 Valid until 2026-01-04 Codeshare flight, operated by American Airlines.(AA 4077)
Mon,Tue,Fri 06:41 Saint Louis (STL) 1 08:11 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 175 (E75) 1:30 Valid until 2026-01-05 Codeshare flight, operated by American Airlines.(AA 4633)
Tue 11:05 Saint Louis (STL) 1 12:34 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Canadair CRJ 700 (CR7) 1:29 Operates only on 2026-01-06 Codeshare flight, operated by American Airlines.(AA 6342)
Mon,Thu,Fri,Sun 13:35 Saint Louis (STL) 1 14:57 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Effective 2026-01-08 through 2026-02-09 Codeshare flight, operated by American Airlines.(AA 3458)
Tue,Wed 15:20 Saint Louis (STL) 1 16:42 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:22 Effective 2026-01-07 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3458)
Daily 16:29 Saint Louis (STL) 1 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:31 Effective 2026-09-09 through 2026-10-04 Codeshare flight, operated by American Airlines.(AA 4282)
Daily 16:39 Saint Louis (STL) 1 18:00 Chicago O'Hare (ORD) 3 Qatar Airways QR 9461 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:21 Effective 2026-04-07 through 2026-05-20 Codeshare flight, operated by American Airlines.(AA 3870)
Daily 09:47 Saint Louis (STL) 1 11:10 Chicago O'Hare (ORD) 3 Qatar Airways QR 9503 Non-stop Canadair CRJ 700 (CR7) 1:23 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 6471)
Tue,Wed 09:59 Saint Louis (STL) 1 11:26 Chicago O'Hare (ORD) 3 Qatar Airways QR 9503 Non-stop Canadair CRJ 700 (CR7) 1:27 Effective 2026-02-17 through 2026-03-04 Codeshare flight, operated by American Airlines.(AA 6388)
Mon,Thu-Sun 10:04 Saint Louis (STL) 1 11:31 Chicago O'Hare (ORD) 3 Qatar Airways QR 9503 Non-stop Canadair CRJ 700 (CR7) 1:27 Effective 2026-02-12 through 2026-03-07 Codeshare flight, operated by American Airlines.(AA 6388)
Sat 10:07 Saint Louis (STL) 1 11:31 Chicago O'Hare (ORD) 3 Qatar Airways QR 9527 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:24 Operates only on 2026-03-21 Codeshare flight, operated by American Airlines.(AA 3712)
Mon-Wed 07:40 Saint Louis (STL) 1 09:09 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Boeing 737-900 (739) 1:29 Effective 2026-03-09 through 2026-03-25 Codeshare flight, operated by United Airlines.(UA 2138)
Mon,Wed,Thu,Sat,Sun 07:41 Saint Louis (STL) 1 09:10 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Airbus A319 (319) 1:29 Effective 2026-02-14 through 2026-03-02 Codeshare flight, operated by United Airlines.(UA 1612)
Tue,Wed 07:41 Saint Louis (STL) 1 09:10 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Airbus A319 (319) 1:29 Effective 2026-03-03 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1612)
Thu-Sat 07:41 Saint Louis (STL) 1 09:10 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Boeing 737-900 (739) 1:29 Effective 2026-03-05 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 2138)
Sun 07:41 Saint Louis (STL) 1 09:10 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Boeing 737-700 (73G) 1:29 Effective 2026-03-08 through 2026-03-22 Codeshare flight, operated by United Airlines.(UA 2138)
Daily 07:45 Saint Louis (STL) 1 09:11 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Airbus A319 (319) 1:26 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 473)
Daily 17:18 Saint Louis (STL) 1 18:34 Chicago O'Hare (ORD) 1 Turkish Airlines TK 9564 Non-stop Airbus A319 (319) 1:16 Effective from 2026-04-30 Codeshare flight, operated by United Airlines.(UA 1744)

1 2 3 ... 20 21 22 23

A domestic route departing from the Saint Louis airport (STL) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 258 miles, or 415 km.
The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 1:16 and 1:44.

Return (ORD-STL) flights

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All airlines flying from Saint Louis (STL) to Chicago O'Hare (ORD).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Qatar Airways QR9461

06:00

Saint Louis (STL) 1

07:30

Chicago O'Hare (ORD) 3

Valid until 2026-01-04

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun

Codeshare flight, operated by American Airlines. (AA 4077)

Duration: 1:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9461

06:41

Saint Louis (STL) 1

08:11

Chicago O'Hare (ORD) 3

Valid until 2026-01-05

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 4633)

Duration: 1:30, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9461

11:05

Saint Louis (STL) 1

12:34

Chicago O'Hare (ORD) 3

Operates only on 2026-01-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 6342)

Duration: 1:29, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Qatar Airways QR9461

13:35

Saint Louis (STL) 1

14:57

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 3458)

Duration: 1:22, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR9461

15:20

Saint Louis (STL) 1

16:42

Chicago O'Hare (ORD) 3

Effective 2026-01-07 through 2026-02-11

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by American Airlines. (AA 3458)

Duration: 1:22, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR9461

16:29

Saint Louis (STL) 1

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 4282)

Duration: 1:31, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR9461

16:39

Saint Louis (STL) 1

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 3870)

Duration: 1:21, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Qatar Airways QR9503

09:47

Saint Louis (STL) 1

11:10

Chicago O'Hare (ORD) 3

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 6471)

Duration: 1:23, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Qatar Airways QR9503

09:59

Saint Louis (STL) 1

11:26

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 6388)

Duration: 1:27, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Qatar Airways QR9503

10:04

Saint Louis (STL) 1

11:31

Chicago O'Hare (ORD) 3

Effective 2026-02-12 through 2026-03-07

Mon

Tue
-

Wed
-

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 6388)

Duration: 1:27, non-stop
Canadair CRJ 700 (CR7)

Direct Codeshare Flights:

Qatar Airways QR9527

10:07

Saint Louis (STL) 1

11:31

Chicago O'Hare (ORD) 3

Operates only on 2026-03-21

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by American Airlines. (AA 3712)

Duration: 1:24, non-stop
Embraer EMB 170 / EMB 175 (E70)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:40

Saint Louis (STL) 1

09:09

Chicago O'Hare (ORD) 1

Effective 2026-03-09 through 2026-03-25

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2138)

Duration: 1:29, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:41

Saint Louis (STL) 1

09:10

Chicago O'Hare (ORD) 1

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

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1612)

Duration: 1:29, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:41

Saint Louis (STL) 1

09:10

Chicago O'Hare (ORD) 1

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 1612)

Duration: 1:29, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:41

Saint Louis (STL) 1

09:10

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 2138)

Duration: 1:29, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:41

Saint Louis (STL) 1

09:10

Chicago O'Hare (ORD) 1

Effective 2026-03-08 through 2026-03-22

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2138)

Duration: 1:29, non-stop
Boeing 737-700 (73G)

Direct Codeshare Flights:

Turkish Airlines TK9564

07:45

Saint Louis (STL) 1

09:11

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 473)

Duration: 1:26, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

Turkish Airlines TK9564

17:18

Saint Louis (STL) 1

18:34

Chicago O'Hare (ORD) 1

Effective from 2026-04-30

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1744)

Duration: 1:16, non-stop
Airbus A319 (319)

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A domestic route departing from the Saint Louis airport (STL) and arriving at Chicago O'Hare airport (ORD).
The flight distance is 258 miles, or 415 km.
The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
For direct flights, the flight time varies between 1:16 and 1:44.

Return (ORD-STL) flights

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