Airlines with flights from Austin to Ontario

There are five airlines with scheduled flights between AUS and ONT. Southwest is the only airline with non-stop flights from Austin-Bergstrom International Airport to Ontario International Airport and the flight time is 3 hours and 5 minutes.

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Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 3 hours and 5 minutes
  • Low-cost airline
  • 9 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
AUS
Direct
ONT
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2375
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14:30
14:30
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WN372
20:10
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20:10
20:10
19:05
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WN523
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----
----
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19:55
SHOW RETURN SCHEDULE
CHECK PRICES FOR AUS - ONT

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

Southwest Airlines

Via Phoenix with Southwest Airlines

  • Total flight time: 4h 15m - 8h 00m.
  • Low-cost airline
  • 172 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
AUS
 
Via PHX
 
ONT
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN2120
WN957
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----
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----
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06:40
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WN374
WN759
06:40
06:50
06:50
06:40
06:40
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WN3801
WN1413
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----
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08:15
WN5060
WN431
09:00
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09:00
09:00
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WN403
WN670
09:15
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09:15
09:15
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WN3263
WN670
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----
----
----
----
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10:55
WN375
WN670
11:45
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11:45
11:45
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WN352
WN3206
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16:15
16:15
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WN4426
WN3206
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17:45
17:45
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WN127
WN3313
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----
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18:05
WN4426
WN2436
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19:25
WN4426
WN2862
19:40
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19:40
19:40
19:35
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WN378
WN3313
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20:10
20:10
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WN378
WN1750
21:35
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21:35
21:35
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SHOW RETURN SCHEDULE
CHECK PRICES FOR AUS - ONT

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

American Airlines

Via Phoenix with American Airlines

  • Total flight time: 4h 22m - 6h 39m.
  • One World Alliance
  • 73 flights per week
AUS
 
Via PHX
 
ONT
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
AA3181
AA864
14:41
14:41
14:41
14:41
14:41
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14:41
SHOW RETURN SCHEDULE
CHECK PRICES FOR AUS - ONT

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

Southwest Airlines

Via Las Vegas with Southwest Airlines

  • Total flight time: 4h 40m - 9h 30m.
  • Low-cost airline
  • 196 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
AUS
 
Via LAS
 
ONT
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN246
WN2298
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05:45
05:45
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WN321
WN209
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----
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05:45
WN321
WN4179
05:50
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05:50
05:50
06:00
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WN321
WN4445
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06:05
06:05
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WN322
WN2298
09:25
08:00
08:00
09:25
09:25
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09:20
WN323
WN3845
11:35
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11:35
11:35
13:15
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WN323
WN3155
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12:35
12:35
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WN4078
WN1564
14:00
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14:00
14:00
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WN342
WN1564
14:10
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14:10
14:10
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WN4143
WN5081
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----
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14:20
WN334
WN1565
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15:10
WN2335
WN2301
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15:25
15:25
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WN4143
WN1564
15:50
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15:50
15:50
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WN644
WN2015
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16:25
16:25
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WN4143
WN2015
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16:30
16:30
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WN329
WN2301
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17:55
17:55
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WN656
WN1777
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18:00
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WN342
WN977
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18:05
WN294
WN977
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18:20
WN330
WN2301
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19:45
19:45
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WN1583
WN1777
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----
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20:05
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WN330
WN2135
20:30
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20:30
20:30
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WN102
WN977
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----
----
----
----
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20:35
SHOW RETURN SCHEDULE
CHECK PRICES FOR AUS - ONT

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

Southwest Airlines

Via Dallas with Southwest Airlines

  • Total flight time: 4h 45m - 7h 45m.
  • Low-cost airline
  • 34 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
AUS
 
Via DAL
 
ONT
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN265
WN670
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10:50
10:50
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WN910
WN670
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12:10
12:10
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----
----
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WN910
WN1375
12:10
----
----
12:10
12:10
13:10
----
SHOW RETURN SCHEDULE
CHECK PRICES FOR AUS - ONT

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

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At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-06-02
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