Airlines with flights from Houston to Ontario
There are four airlines with scheduled flights between IAH and ONT. Both United and Frontier operates non-stop flights from Houston Airport to Ontario International Airport and the flight time is 3 hours and 27 minutes.
There are four airlines with scheduled flights between IAH and ONT. Both United and Frontier operates non-stop flights from Houston Airport to Ontario International Airport and the flight time is 3 hours and 27 minutes. Choose airline
Direct
Non-stop
3h 27min
Direct
Non-stop
3h 32min
Via Phoenix
4h 29min
Via Dallas
5h 5min
Via Salt Lake City
5h 35min
Via Denver
5h 35min
Via Las Vegas
5h 35min
Via Denver
5h 56min
Via San Francisco
6h 32min
Starts 11/08
Via Austin
8h 11min
Schedules
Non-stop with United Airlines
-
Total flight time: 3 hours and 27 minutes
-
Houston is a United Airlines hub.
-
7 flights per week
-
Boeing 737-900 Passenger
-
Business and first class available
IAH
Direct
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA1563
20:31
20:31
20:31
20:31
20:31
20:31
20:31
The timetable & schedule information was updated at 2026-04-21
Non-stop with Frontier Airlines
-
Total flight time: 3 hours and 32 minutes
-
Low-cost airline
-
7 flights per week
-
Airbus A320neo
IAH
Direct
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
F93131
06:10
06:10
06:10
06:10
06:10
06:10
06:10
The timetable & schedule information was updated at 2026-04-21
Via Phoenix with American Airlines
-
Total flight time: 4h 29m - 6h 27m.
-
One World Alliance
-
95 flights per week
IAH
Via PHX
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA3424
AA2661
AA2661
----
----
08:15
08:15
08:15
08:15
08:15
AA1937
AA2244
AA2244
08:31
08:31
----
----
----
----
----
AA2710
AA2639
AA2639
14:25
14:25
----
----
----
----
----
AA2357
AA1666
AA1666
----
----
----
----
----
----
15:04
AA3966
AA1666
AA1666
----
----
15:05
15:05
15:05
15:05
----
AA640
AA1238
AA1238
17:39
----
----
----
----
----
----
AA6402
AA1238
AA1238
----
----
----
18:07
----
----
18:07
The timetable & schedule information was updated at 2026-04-21
Via Dallas with American Airlines
-
Total flight time: 5h 05m - 7h 43m.
-
One World Alliance
-
159 flights per week
IAH
Via DFW
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA2551
AA2238
AA2238
05:00
05:00
----
----
----
----
----
AA2551
AA1820
AA1820
----
----
05:00
05:00
05:00
05:00
05:00
AA700
AA1820
AA1820
----
----
06:00
06:00
06:00
06:00
06:00
AA700
AA2238
AA2238
06:02
06:02
----
----
----
----
----
AA3026
AA2956
AA2956
----
----
07:00
07:00
07:00
07:00
07:00
AA3002
AA2242
AA2242
07:00
07:00
----
----
----
----
----
AA5017
AA2635
AA2635
----
----
09:03
09:03
09:03
09:03
09:03
AA3193
AA2239
AA2239
09:26
09:26
----
----
----
----
----
AA1407
AA2635
AA2635
----
----
10:26
10:26
10:26
10:26
10:26
AA1397
AA3006
AA3006
----
----
14:09
14:09
14:09
14:09
14:09
AA1393
AA2147
AA2147
----
----
16:14
16:14
16:14
16:14
16:14
AA3583
AA2236
AA2236
16:18
16:18
----
----
----
----
----
AA1929
AA711
AA711
18:50
18:50
----
----
----
----
----
AA5215
AA1695
AA1695
----
----
----
----
----
18:50
----
AA2438
AA1695
AA1695
----
----
18:53
18:53
18:53
----
18:53
AA4923
AA1534
AA1534
19:46
----
----
----
----
----
----
AA1386
AA1695
AA1695
----
----
----
19:51
----
----
19:51
The timetable & schedule information was updated at 2026-04-21
Via Salt Lake City with Delta Air Lines
-
Total flight time: 5h 35m - 7h 18m.
-
Sky Team Alliance
-
73 flights per week
IAH
Via SLC
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
DL1583
DL3172
DL3172
07:35
07:35
07:35
07:35
07:35
07:35
07:35
DL1532
DL4443
DL4443
12:17
12:17
12:17
12:17
12:17
----
12:17
DL1299
DL1614
DL1614
19:01
19:01
19:01
19:01
19:01
----
19:01
The timetable & schedule information was updated at 2026-04-21
Via Denver with Frontier Airlines
-
Total flight time: 5h 35m - 8h 09m.
-
Low-cost airline
-
8 flights per week
-
Airbus A320neo
IAH
Via DEN
ONT
W32, Aug 03 - Aug 09
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
F93229
F92907
F92907
06:30
06:30
06:30
06:30
06:30
06:30
06:30
The timetable & schedule information was updated at 2026-04-21
