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Ontario International Airport to Philadelphia International Airport flight
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Cheap Flight Deals from Ontario International Airport to Philadelphia International Airport

Search for flights from Los Angeles to Philadelphia and check out affordable one-way and round-trip options.

  • One way
  • Return
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • ONT00:59
        25h 35m
        1 stop
        PHL05:34
        Ontario - Philadelphia|Sat, May 18|Frontier Airlines
        AU$ 80AU$ 144
        45% OFF
        45% OFF
        AU$ 144AU$ 80
      • ONT20:29
        7h 10m
        1 stop
        PHL06:39
        Ontario - Philadelphia|Tue, Jun 4|Frontier Airlines
        AU$ 98AU$ 144
        32% OFF
        32% OFF
        AU$ 144AU$ 98
      • ONT00:59
        21h 17m
        2 stops
        PHL01:16
        Ontario - Philadelphia|Wed, May 22|Frontier Airlines
        AU$ 98AU$ 144
        32% OFF
        32% OFF
        AU$ 144AU$ 98
      • ONT00:59
        8h 11m
        1 stop
        PHL12:10
        Ontario - Philadelphia|Tue, May 21|Frontier Airlines
        AU$ 105
        AU$ 105
      • ONT00:59
        8h 11m
        1 stop
        PHL12:10
        Ontario - Philadelphia|Mon, May 20|Frontier Airlines
        AU$ 114
        AU$ 114
      • ONT08:03
        18h 30m
        1 stop
        PHL05:33
        Ontario - Philadelphia|Wed, Jun 12|Frontier Airlines
        AU$ 116
        AU$ 116
      • ONT17:41
        8h 52m
        1 stop
        PHL05:33
        Ontario - Philadelphia|Wed, May 29|Frontier Airlines
        AU$ 116
        AU$ 116
      • ONT00:59
        25h 34m
        1 stop
        PHL05:33
        Ontario - Philadelphia|Wed, Jun 5|Frontier Airlines
        AU$ 117
        AU$ 117
      • ONT00:49
        30h 34m
        2 stops
        PHL10:23
        Ontario - Philadelphia|Tue, Jun 25|Frontier Airlines
        AU$ 118
        AU$ 118
      • ONT19:26
        7h 59m
        1 stop
        PHL06:25
        Ontario - Philadelphia|Tue, Jun 11|Frontier Airlines
        AU$ 119
        AU$ 119
      • ONT13:00
        3h 5m
        Direct
        PHL14:00
        Los Angeles - Philadelphia|Wed, May 22|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario International Airport to Philadelphia International Airport

See which airlines fly from Los Angeles to Philadelphia. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From AU$ 80
Delta Air Lines
From AU$ 194
American Airlines
From AU$ 218
United Airlines
From AU$ 231
Alaska Airlines
From AU$ 234
Southwest Airlines
From AU$ 332
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Los Angeles to Philadelphia

Explore other flights from Los Angeles to Philadelphia to find the best alternative options.

  • Cheapest
    Spirit Airlines
    LAX
    17:11
    10h 19m
    1 transfer
    PHL
    06:30
    Los Angeles International Airport - Philadelphia International Airport
    Wed, May 29Spirit Airlines
    AU$ 83
  • Delta Air Lines
    LAX
    07:50
    9h 48m
    1 transfer
    TTN
    20:38
    Los Angeles International Airport - Trenton Mercer Airport
    Fri, May 31Delta Air Lines
    AU$ 180
  • Delta Air Lines
    LAX
    07:50
    9h 48m
    1 transfer
    TTN
    20:38
    Los Angeles International Airport - Trenton Mercer Airport
    Fri, May 31Delta Air Lines
    AU$ 180
    Find More Flights

Ontario International Airport to Philadelphia International Airport Flights Info

Flight distance3,786.31km
Cheapest one-way ticket priceAU$ 80
Cheapest return ticket priceAU$ 224

FAQs for Ontario International Airport to Philadelphia International Airport Flights

  • Which airline operates the most direct flights from Ontario International Airport (ONT) to Philadelphia International Airport (PHL)?

    Southwest Airlines is a very popular airline operating an average of 2 flights per month.

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