All airlines flying from Houston George Bush (IAH) to Ontario, Los Angeles (ONT).
| FLIGHT SCHEDULE |
|---|
| Direct Flights: |
| Tue
16:20
Houston George Bush (IAH) C
18:07
Ontario, Los Angeles (ONT) 2 United Airlines UA 564 Non-stop Boeing 737-900 (739) 3:47 Effective 2026-03-10 through 2026-03-24 |
| Daily
20:00
Houston George Bush (IAH) C
21:21
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Airbus A320 (320) 3:21 Effective from 2026-05-21 |
| Daily
20:10
Houston George Bush (IAH) C
21:52
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:42 Valid until 2026-01-04 |
| Mon
20:10
Houston George Bush (IAH) C
21:52
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Airbus A319 (319) 3:42 Operates only on 2026-01-05 |
| Wed-Sun
20:12
Houston George Bush (IAH) C
21:59
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:47 Effective 2026-02-12 through 2026-03-04 |
| Mon,Tue
20:12
Houston George Bush (IAH) C
22:00
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Airbus A319 (319) 3:48 Effective 2026-02-16 through 2026-03-03 |
| Daily
20:14
Houston George Bush (IAH) C
21:50
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:36 Effective 2026-04-30 through 2026-05-20 |
| Tue
20:15
Houston George Bush (IAH) C
21:59
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Airbus A319 (319) 3:44 Effective 2026-01-06 through 2026-01-20 |
| Mon,Wed-Sun
20:15
Houston George Bush (IAH) C
21:58
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:43 Effective 2026-01-07 through 2026-01-26 |
| Daily
20:15
Houston George Bush (IAH) C
21:58
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:43 Effective 2026-01-27 through 2026-02-02 |
| Tue,Wed
20:15
Houston George Bush (IAH) C
21:59
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Airbus A319 (319) 3:44 Effective 2026-02-03 through 2026-02-10 |
| Mon,Wed-Sun
20:15
Houston George Bush (IAH) C
21:58
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:43 Effective 2026-02-05 through 2026-02-11 |
| Daily
20:35
Houston George Bush (IAH) C
22:11
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:36 Effective 2026-03-29 through 2026-04-29 |
| Mon,Wed-Sun
20:49
Houston George Bush (IAH) C
22:36
Ontario, Los Angeles (ONT) 2 United Airlines UA 1563 Non-stop Boeing 737-900 (739) 3:47 Effective 2026-03-05 through 2026-03-28 |
| Mon,Fri
10:31
Houston George Bush (IAH) A
12:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:52 Effective 2026-02-13 through 2026-03-02 |
| Mon,Fri
10:51
Houston George Bush (IAH) A
12:43
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:52 Effective 2026-01-23 through 2026-01-30 |
| Mon
10:51
Houston George Bush (IAH) A
12:43
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A320neo (32N) 3:52 Operates only on 2026-02-02 |
| Mon,Fri
10:51
Houston George Bush (IAH) A
12:43
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:52 Effective 2026-02-06 through 2026-02-09 |
| Fri
12:15
Houston George Bush (IAH) A
14:08
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:53 Operates only on 2026-01-16 |
| Sun
12:30
Houston George Bush (IAH) A
14:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321 (321) 3:53 Operates only on 2026-01-18 |
| Mon
12:30
Houston George Bush (IAH) A
14:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:53 Operates only on 2026-01-19 |
| Mon,Fri
13:00
Houston George Bush (IAH) A
14:46
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:46 Effective 2026-03-13 through 2026-03-23 |
| Mon,Wed,Fri
15:48
Houston George Bush (IAH) A
17:30
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A320neo (32N) 3:42 Valid until 2026-01-05 |
| Mon,Fri
19:04
Houston George Bush (IAH) A
20:53
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:49 Effective 2026-03-06 through 2026-03-09 |
| Mon,Fri
19:04
Houston George Bush (IAH) A
20:53
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:49 Effective 2026-03-27 through 2026-03-30 |
| Fri
19:41
Houston George Bush (IAH) A
21:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A320neo (32N) 3:42 Operates only on 2026-01-09 |
| Mon
19:41
Houston George Bush (IAH) A
21:23
Ontario, Los Angeles (ONT) Frontier Airlines F9 3131 Non-stop Airbus A321neo (32Q) 3:42 Operates only on 2026-01-12 |
| Non-Direct Flights: |
| Tue
05:25
Houston George Bush (IAH) C
12:17
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737-900 (739) 8:52 Operates only on 2026-01-06 |
| Wed
05:25
Houston George Bush (IAH) C
11:18
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737 MAX 9 (7M9) 7:53 Effective 2026-01-07 through 2026-01-21 |
| Mon,Tue,Fri
05:25
Houston George Bush (IAH) C
11:18
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737 MAX 9 (7M9) 7:53 Effective 2026-01-09 through 2026-01-16 |
| Sat
05:25
Houston George Bush (IAH) C
12:17
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737 MAX 9 (7M9) 8:52 Effective 2026-01-10 through 2026-02-07 |
| Sun
05:25
Houston George Bush (IAH) C
11:18
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737-900 (739) 7:53 Effective 2026-01-11 through 2026-02-08 |
| Mon
05:25
Houston George Bush (IAH) C
11:18
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737-900 (739) 7:53 Operates only on 2026-01-19 |
| Mon,Fri
05:25
Houston George Bush (IAH) C
11:18
Ontario, Los Angeles (ONT) 2 United Airlines UA 487 1-stop Boeing 737 MAX 9 (7M9) 7:53 Effective 2026-01-23 through 2026-02-09 |
| Direct Codeshare Flights: |
| Mon,Fri
10:31
Houston George Bush (IAH)
12:23
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:52 Effective 2026-02-13 through 2026-03-02 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Fri
10:51
Houston George Bush (IAH)
12:43
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:52 Effective 2026-01-23 through 2026-01-30 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon
10:51
Houston George Bush (IAH)
12:43
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A320 (320) 3:52 Operates only on 2026-02-02 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Fri
10:51
Houston George Bush (IAH)
12:43
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:52 Effective 2026-02-06 through 2026-02-09 Codeshare flight, operated by Frontier Airlines.(F9) |
| Fri
12:15
Houston George Bush (IAH)
14:08
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:53 Operates only on 2026-01-16 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Sun
12:30
Houston George Bush (IAH)
14:23
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:53 Effective 2026-01-18 through 2026-01-19 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Fri
13:00
Houston George Bush (IAH)
14:46
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:46 Effective 2026-03-13 through 2026-03-23 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Wed,Fri
15:48
Houston George Bush (IAH)
17:30
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A320 (320) 3:42 Valid until 2026-01-05 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Fri
19:04
Houston George Bush (IAH)
20:53
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:49 Effective 2026-03-06 through 2026-03-09 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon,Fri
19:04
Houston George Bush (IAH)
20:53
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:49 Effective 2026-03-27 through 2026-03-30 Codeshare flight, operated by Frontier Airlines.(F9) |
| Fri
19:41
Houston George Bush (IAH)
21:23
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A320 (320) 3:42 Operates only on 2026-01-09 Codeshare flight, operated by Frontier Airlines.(F9) |
| Mon
19:41
Houston George Bush (IAH)
21:23
Ontario, Los Angeles (ONT) Volaris Y4 2561 Non-stop Airbus A321 (321) 3:42 Operates only on 2026-01-12 Codeshare flight, operated by Frontier Airlines.(F9) |
| Daily
20:00
Houston George Bush (IAH) C
21:21
Ontario, Los Angeles (ONT) 2 Lufthansa LH 8675 Non-stop Airbus A320 (320) 3:21 Effective 2026-05-21 through 2026-10-24 Codeshare flight, operated by United Airlines.(UA 1563) |
| Daily
20:10
Houston George Bush (IAH) C
21:52
Ontario, Los Angeles (ONT) 2 Lufthansa LH 8675 Non-stop Boeing 737-900 (739) 3:42 Valid until 2026-01-04 Codeshare flight, operated by United Airlines.(UA 1563) |
| Mon
20:10
Houston George Bush (IAH) C
21:52
Ontario, Los Angeles (ONT) 2 Lufthansa LH 8675 Non-stop Airbus A319 (319) 3:42 Operates only on 2026-01-05 Codeshare flight, operated by United Airlines.(UA 1563) |
| Wed-Sun
20:12
Houston George Bush (IAH) C
21:59
Ontario, Los Angeles (ONT) 2 Lufthansa LH 8675 Non-stop Boeing 737-900 (739) 3:47 Effective 2026-02-12 through 2026-03-04 Codeshare flight, operated by United Airlines.(UA 1563) |
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- A domestic route departing from the Houston George Bush airport (IAH) and arriving at Ontario, Los Angeles airport (ONT).
- The flight distance is 1331 miles, or 2142 km.
- The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-8 . 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 3:21 and 3:53.
