Airlines with flights from Houston to Chicago

There are five airlines with scheduled flights between IAH and ORD. United, American Airlines and Frontier has non-stop flights from Houston Airport to Chicago O'Hare and the flight time is 2 hours and 47 minutes.

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Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 2 hours and 47 minutes
  • Houston and Chicago are both United Airlines hubs.
  • 84 flights per week
  • Boeing 737MAX 9 Passenger
    Airbus A321neo
    Boeing 737-900 Passenger
  • Business and first class available
IAH
Direct
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA1044
05:04
05:04
05:04
05:04
05:04
05:04
05:04
UA2616
06:10
06:10
06:10
06:10
06:10
06:10
06:10
UA2182
07:24
07:24
07:24
07:24
07:24
07:24
07:24
UA1617
08:05
08:05
08:05
08:05
08:05
08:05
08:05
UA2124
09:35
09:35
09:35
09:35
09:35
09:35
09:35
UA2827
11:55
11:55
11:55
11:55
11:55
11:55
11:55
UA2458
13:41
13:41
13:41
13:41
13:41
13:41
13:41
UA699
14:30
14:30
14:30
14:30
14:30
14:37
14:30
UA2135
17:09
17:09
17:09
17:09
17:09
17:09
17:09
UA2197
18:44
18:44
18:44
18:44
18:44
18:44
18:44
UA787
20:25
20:25
20:25
20:25
20:25
20:25
20:25
UA1752
22:08
22:08
22:08
22:08
22:08
22:08
22:08
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

American Airlines

Non-stop with American Airlines

  • Total flight time: 2 hours and 57 minutes
  • One World Alliance
  • Chicago is a American Airlines hub.
  • 34 flights per week
  • Boeing 737-800 Passenger
    Airbus A319
    Embraer 175
  • First class available
IAH
Direct
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
AA3106
06:13
06:13
06:13
06:13
06:13
06:13
06:13
AA1909
11:26
11:26
11:26
11:26
11:26
11:26
11:26
AA1915
13:36
13:36
13:36
13:36
13:36
13:36
13:36
AA4426
17:02
17:02
17:02
17:02
17:02
----
17:02
AA1913
18:48
18:48
18:48
18:48
18:48
18:42
18:48
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

Frontier Airlines

Non-stop with Frontier Airlines

  • Total flight time: 2 hours and 52 minutes
  • Low-cost airline
  • 7 flights per week
  • Airbus A321neo
IAH
Direct
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
F93136
21:58
21:58
21:58
21:58
21:58
21:58
21:58
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Nashville with United Airlines

  • Total flight time: 4h 13m - 7h 10m.
  • Houston and Chicago are both United Airlines hubs.
  • 79 flights per week
  • Boeing 737MAX 9 Passenger
    Airbus A321neo
    Boeing 737-900 Passenger
IAH
 
Via BNA
 
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA2174
UA3418
07:40
07:40
07:40
07:40
07:40
----
07:40
UA1318
UA4676
11:55
11:55
11:55
11:55
11:55
----
11:55
UA2165
UA202
16:20
16:20
16:20
16:20
16:20
----
16:20
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Cincinnati with United Airlines

  • Total flight time: 4h 23m - 6h 33m.
  • Houston and Chicago are both United Airlines hubs.
  • 48 flights per week
  • Boeing 737MAX 9 Passenger
    Airbus A321neo
    Boeing 737-900 Passenger
IAH
 
Via CVG
 
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA2364
UA768
12:25
12:25
12:25
12:25
12:25
12:25
12:25
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Indianapolis with United Airlines

  • Total flight time: 4h 25m - 6h 40m.
  • Houston and Chicago are both United Airlines hubs.
  • 28 flights per week
  • Boeing 737MAX 9 Passenger
    Airbus A321neo
    Boeing 737-900 Passenger
IAH
 
Via IND
 
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA1687
UA2680
11:55
11:55
11:55
11:55
11:55
11:55
11:55
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Springfield with United Airlines

  • Total flight time: 4h 28m - 6h 18m.
  • Houston and Chicago are both United Airlines hubs.
  • 33 flights per week
  • Boeing 737MAX 9 Passenger
    Airbus A321neo
    Boeing 737-900 Passenger
IAH
 
Via SGF
 
ORD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA4370
UA4466
12:25
12:25
12:25
12:25
12:25
12:25
12:25
UA4911
UA4492
14:30
14:30
14:30
14:30
14:30
14:30
14:30
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - ORD

The timetable & schedule information was updated at 2026-04-21

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Flight data on this page was last updated on 2026-07-13
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