Airlines with flights from Ontario to Phoenix

There are three airlines with scheduled flights between ONT and PHX. Both Southwest and American Airlines operates non-stop flights from Ontario International Airport to Phoenix Sky Harbor International and the flight time is 1 hour and 15 minutes.

Choose airline

Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 1 hour and 15 minutes
  • Low-cost airline
  • Phoenix is a Southwest Airlines focus city (Operating base ).
  • 43 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737-700 Passenger (Scimitar Winglets)
ONT
Direct
PHX
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN864
05:15
05:15
05:15
05:15
05:15
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05:15
WN4460
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05:30
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WN4421
08:00
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08:00
08:00
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WN2789
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09:50
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WN3805
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10:10
10:10
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WN3062
12:45
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12:45
12:45
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WN3585
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12:55
WN1450
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13:30
13:30
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WN4538
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16:35
16:35
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WN2051
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16:50
WN3159
17:15
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17:15
17:15
18:30
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WN3160
20:45
19:20
19:20
20:45
20:45
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20:40
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - PHX

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

American Airlines

Non-stop with American Airlines

  • Total flight time: 1 hour and 21 minutes
  • One World Alliance
  • Phoenix is a American Airlines hub.
  • 23 flights per week
  • Airbus A321
    Boeing 737-800 Passenger
  • Business and first class available
ONT
Direct
PHX

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

Southwest Airlines

Via Las Vegas with Southwest Airlines

  • Total flight time: 3h 00m - 6h 15m.
  • Low-cost airline
  • Phoenix is a Southwest Airlines focus city (Operating base ).
  • 139 flights per week
  • Boeing 737MAX 8 Passenger
    Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737-700 Passenger (Scimitar Winglets)
ONT
 
Via LAS
 
PHX
 
Flight
Mon
Jun 15
Tue
Jun 16
Wed
Jun 17
Thu
Jun 18
Fri
Jun 19
Sat
Jun 20
Sun
Jun 21
WN3150
WN209
05:30
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05:30
05:30
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WN3150
WN4092
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05:30
WN3150
WN982
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05:30
05:30
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WN3580
WN2311
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08:30
08:30
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WN2333
WN2311
08:35
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08:35
08:35
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WN2333
WN2272
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10:00
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WN3151
WN2313
12:40
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12:40
12:40
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WN300
WN521
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14:35
WN2126
WN1951
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15:00
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WN873
WN6
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15:40
15:40
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WN2213
WN3328
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16:35
WN2213
WN4461
16:40
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16:40
16:40
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WN2213
WN2314
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18:35
18:35
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WN5082
WN799
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19:00
SHOW RETURN SCHEDULE
CHECK PRICES FOR ONT - PHX

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

Frontier Airlines

Via Las Vegas with Frontier Airlines

  • Total flight time: 3h 25m - 5h 08m.
  • Low-cost airline
  • Phoenix is a Frontier Airlines focus city (Operating base).
  • 24 flights per week
ONT
 
Via LAS
 
PHX

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

Staying up-to-date with the airlines

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