All airlines flying from Chicago O'Hare (ORD) to Houston George Bush (IAH).

FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 16:00 Chicago O'Hare (ORD) 1 19:08 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:08 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 2095)
Mon 16:00 Chicago O'Hare (ORD) 1 19:07 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Boeing 737-900 (739) 3:07 Operates only on 2026-01-05 Codeshare flight, operated by United Airlines.(UA 2095)
Mon-Sat 16:00 Chicago O'Hare (ORD) 1 19:03 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:03 Effective 2026-02-12 through 2026-03-07 Codeshare flight, operated by United Airlines.(UA 714)
Daily 16:00 Chicago O'Hare (ORD) 1 19:03 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:03 Effective 2026-03-08 through 2026-03-28 Codeshare flight, operated by United Airlines.(UA 714)
Daily 16:00 Chicago O'Hare (ORD) 1 19:06 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:06 Effective 2026-03-29 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 714)
Daily 16:03 Chicago O'Hare (ORD) 1 19:09 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:06 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 714)
Daily 16:05 Chicago O'Hare (ORD) 1 18:48 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Boeing 737-900 (739) 2:43 Effective from 2026-05-21 Codeshare flight, operated by United Airlines.(UA 714)
Wed 19:50 Chicago O'Hare (ORD) 1 22:58 Houston George Bush (IAH) C Brussels Airlines SN 8859 Non-stop Airbus A321neo (32Q) 3:08 Operates only on 2026-02-04 Codeshare flight, operated by United Airlines.(UA 2426)
Sun 20:10 Chicago O'Hare (ORD) 1 23:16 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Airbus A321neo (32Q) 3:06 Operates only on 2026-03-29 Codeshare flight, operated by United Airlines.(UA 2426)
Sat 21:05 Chicago O'Hare (ORD) 1 00:13 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Airbus A321neo (32Q) 3:08 Operates only on 2026-01-10 Codeshare flight, operated by United Airlines.(UA 2665) The flight arrives 1 day after departure.
Sat,Sun 21:05 Chicago O'Hare (ORD) 1 00:12 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Boeing 737-900 (739) 3:07 Effective 2026-01-17 through 2026-01-24 Codeshare flight, operated by United Airlines.(UA 2665) The flight arrives 1 day after departure.
Sat 21:05 Chicago O'Hare (ORD) 1 00:12 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Boeing 737-900 (739) 3:07 Effective 2026-01-31 through 2026-02-07 Codeshare flight, operated by United Airlines.(UA 2665) The flight arrives 1 day after departure.
Daily 21:15 Chicago O'Hare (ORD) 1 00:17 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Boeing 737 MAX 9 (7M9) 3:02 Effective 2026-03-30 through 2026-04-29 Codeshare flight, operated by United Airlines.(UA 2665) The flight arrives 1 day after departure.
Daily 21:28 Chicago O'Hare (ORD) 1 00:30 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Boeing 737 MAX 9 (7M9) 3:02 Effective 2026-04-30 through 2026-05-20 Codeshare flight, operated by United Airlines.(UA 1081) The flight arrives 1 day after departure.
Daily 21:35 Chicago O'Hare (ORD) 1 00:20 Houston George Bush (IAH) C Lufthansa LH 8981 Non-stop Boeing 737-900 (739) 2:45 Effective 2026-05-21 through 2026-08-17 Codeshare flight, operated by United Airlines.(UA 1081) The flight arrives 1 day after departure.
Daily 13:10 Chicago O'Hare (ORD) 3 16:04 Houston George Bush (IAH) A Qatar Airways QR 9091 Non-stop Embraer EMB 175 (E75) 2:54 Effective from 2026-10-05 Codeshare flight, operated by American Airlines.(AA 4356)
Daily 13:34 Chicago O'Hare (ORD) 3 16:25 Houston George Bush (IAH) A Qatar Airways QR 9091 Non-stop Embraer EMB 175 (E75) 2:51 Effective 2026-08-05 through 2026-09-08 Codeshare flight, operated by American Airlines.(AA 4591)
Daily 19:40 Chicago O'Hare (ORD) 3 22:42 Houston George Bush (IAH) A Qatar Airways QR 9318 Non-stop Embraer EMB 175 (E75) 3:02 Effective 2026-01-06 through 2026-01-16 Codeshare flight, operated by American Airlines.(AA 3579)
Daily 19:40 Chicago O'Hare (ORD) 3 22:42 Houston George Bush (IAH) A Qatar Airways QR 9318 Non-stop Embraer EMB 175 (E75) 3:02 Effective 2026-01-18 through 2026-02-11 Codeshare flight, operated by American Airlines.(AA 3579)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Houston George Bush airport (IAH).
The flight distance is 925 miles, or 1489 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 2:35 and 3:24.

Return (IAH-ORD) flights

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All airlines flying from Chicago O'Hare (ORD) to Houston George Bush (IAH).

FLIGHT SCHEDULE

Direct Codeshare Flights:

Brussels Airlines SN8859

16:00

Chicago O'Hare (ORD) 1

19:08

Houston George Bush (IAH) C

Valid until 2026-01-04

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2095)

Duration: 3:08, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:00

Chicago O'Hare (ORD) 1

19:07

Houston George Bush (IAH) C

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2095)

Duration: 3:07, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:00

Chicago O'Hare (ORD) 1

19:03

Houston George Bush (IAH) C

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 714)

Duration: 3:03, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:00

Chicago O'Hare (ORD) 1

19:03

Houston George Bush (IAH) C

Effective 2026-03-08 through 2026-03-28

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 714)

Duration: 3:03, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:00

Chicago O'Hare (ORD) 1

19:06

Houston George Bush (IAH) C

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 714)

Duration: 3:06, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:03

Chicago O'Hare (ORD) 1

19:09

Houston George Bush (IAH) C

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 714)

Duration: 3:06, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Brussels Airlines SN8859

16:05

Chicago O'Hare (ORD) 1

18:48

Houston George Bush (IAH) C

Effective from 2026-05-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 714)

Duration: 2:43, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

Brussels Airlines SN8859

19:50

Chicago O'Hare (ORD) 1

22:58

Houston George Bush (IAH) C

Operates only on 2026-02-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 3:08, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Lufthansa LH8981

20:10

Chicago O'Hare (ORD) 1

23:16

Houston George Bush (IAH) C

Operates only on 2026-03-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by United Airlines. (UA 2426)

Duration: 3:06, non-stop
Airbus A321neo (32Q)

Direct Codeshare Flights:

Lufthansa LH8981

21:05

Chicago O'Hare (ORD) 1

00:13(+1)

Houston George Bush (IAH) C

Operates only on 2026-01-10

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 3:08, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8981

21:05

Chicago O'Hare (ORD) 1

00:12(+1)

Houston George Bush (IAH) C

Effective 2026-01-17 through 2026-01-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 3:07, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8981

21:05

Chicago O'Hare (ORD) 1

00:12(+1)

Houston George Bush (IAH) C

Effective 2026-01-31 through 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 3:07, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8981

21:15

Chicago O'Hare (ORD) 1

00:17(+1)

Houston George Bush (IAH) C

Effective 2026-03-30 through 2026-04-29

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 2665)

Duration: 3:02, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8981

21:28

Chicago O'Hare (ORD) 1

00:30(+1)

Houston George Bush (IAH) C

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1081)

Duration: 3:02, non-stop
Boeing 737 MAX 9 (7M9)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Lufthansa LH8981

21:35

Chicago O'Hare (ORD) 1

00:20(+1)

Houston George Bush (IAH) C

Effective 2026-05-21 through 2026-08-17

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by United Airlines. (UA 1081)

Duration: 2:45, non-stop
Boeing 737-900 (739)
The flight arrives 1 day after departure.

Direct Codeshare Flights:

Qatar Airways QR9091

13:10

Chicago O'Hare (ORD) 3

16:04

Houston George Bush (IAH) A

Effective from 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4356)

Duration: 2:54, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9091

13:34

Chicago O'Hare (ORD) 3

16:25

Houston George Bush (IAH) A

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

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 4591)

Duration: 2:51, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9318

19:40

Chicago O'Hare (ORD) 3

22:42

Houston George Bush (IAH) A

Effective 2026-01-06 through 2026-01-16

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3579)

Duration: 3:02, non-stop
Embraer EMB 175 (E75)

Direct Codeshare Flights:

Qatar Airways QR9318

19:40

Chicago O'Hare (ORD) 3

22:42

Houston George Bush (IAH) A

Effective 2026-01-18 through 2026-02-11

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by American Airlines. (AA 3579)

Duration: 3:02, non-stop
Embraer EMB 175 (E75)

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A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at Houston George Bush airport (IAH).
The flight distance is 925 miles, or 1489 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 2:35 and 3:24.

Return (IAH-ORD) flights

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