App
Help
USD
Search Bookings
Trip.com
>
Flights
>
Flights to Philadelphia
>
Los Angeles to Philadelphia flight
>
Ontario International Airport to Philadelphia International Airport flight
Worldwide Coverage
Worldwide Coverage
Flights to over 5,000 cities
One-stop Service Guarantee
One-stop Service Guarantee
Price guaranteed upon confirmed payment, booking guaranteed once tickets issued
Secure Payment
Secure Payment
Convenient & reliable booking and payment system

Cheap Flights from Ontario International Airport to Philadelphia International Airport

Search for flights from Los Angeles to Philadelphia. Find affordable one-way or round-trip flights.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • ONT00:59
        11h 50m
        1 stop
        PHL15:49
        Ontario - Philadelphia|Tue, Apr 30|Frontier Airlines
        US$50US$104
        52% OFF
        52% OFF
        US$104US$50
      • ONT00:55
        25h 50m
        1 stop
        PHL05:45
        Ontario - Philadelphia|Sat, May 11|Frontier Airlines
        US$50US$104
        52% OFF
        52% OFF
        US$104US$50
      • ONT07:16
        19h 29m
        1 stop
        PHL05:45
        Ontario - Philadelphia|Tue, May 7|Frontier Airlines
        US$50US$104
        52% OFF
        52% OFF
        US$104US$50
      • ONT00:59
        11h 50m
        1 stop
        PHL15:49
        Ontario - Philadelphia|Tue, May 14|Frontier Airlines
        US$52
        US$52
      • ONT00:59
        25h 35m
        1 stop
        PHL05:34
        Ontario - Philadelphia|Sat, May 18|Frontier Airlines
        US$53
        US$53
      • ONT00:56
        25h 49m
        1 stop
        PHL05:45
        Ontario - Philadelphia|Fri, May 3|Frontier Airlines
        US$63
        US$63
      • ONT00:59
        21h 17m
        2 stops
        PHL01:16
        Ontario - Philadelphia|Wed, May 22|Frontier Airlines
        US$65
        US$65
      • ONT00:59
        8h 11m
        1 stop
        PHL12:10
        Ontario - Philadelphia|Tue, May 21|Frontier Airlines
        US$69
        US$69
      • ONT07:26
        29h 23m
        1 stop
        PHL15:49
        Ontario - Philadelphia|Mon, May 6|Frontier Airlines
        US$70
        US$70
      • ONT00:59
        17h 22m
        2 stops
        PHL21:21
        Ontario - Philadelphia|Wed, May 8|Frontier Airlines
        US$74
        US$74
      • ONT13:00
        3h 5m
        Direct
        PHL14:00
        Los Angeles - Philadelphia|Mon, May 6|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

View airlines operating flights from Los Angeles to Philadelphia. Compare prices and find the airline that meets your travel needs to enjoy a comfortable journey.

Frontier Airlines
From US$50
Delta Air Lines
From US$125
Alaska Airlines
From US$139
United Airlines
From US$164
Southwest Airlines
From US$210
American Airlines
From US$220
ANA airlines
Find more flights and airlines

Find Cheaper Flights from Los Angeles to Philadelphia

Explore other flights from Los Angeles to Philadelphia. Find the best alternative flight.

  • Cheapest
    Spirit Airlines
    LAX
    15:40
    11h 58m
    1 transfer
    PHL
    06:38
    Los Angeles International Airport - Philadelphia International Airport
    Wed, Jun 5Spirit Airlines
    US$45
  • Spirit Airlines
    LAX
    17:34
    14h 59m
    1 transfer
    TTN
    11:33
    Los Angeles International Airport - Trenton Mercer Airport
    Wed, May 1Spirit Airlines
    US$97
  • Spirit Airlines
    LAX
    17:34
    14h 59m
    1 transfer
    TTN
    11:33
    Los Angeles International Airport - Trenton Mercer Airport
    Wed, May 1Spirit Airlines
    US$97
    Find More Flights

Ontario International Airport to Philadelphia International Airport Flights Info

Flight distance3,786.31km
Cheapest one-way ticket price$49
Cheapest return ticket price$111

FAQs for Ontario International Airport to Philadelphia International Airport Flights

  • What time does the earliest flight from Ontario International Airport to Philadelphia International Airport depart?

    The earliest flight departs from Ontario International Airport (ONT) at 09:05 and arrives in Philadelphia International Airport (PHL) at 22:45.

  • 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.

Contact Us

About

Other Services

Payment Methods
Our Partners
Copyright © 2024 Trip.com Travel Singapore Pte. Ltd. All rights reserved
Site Operator: Trip.com Travel Singapore Pte. Ltd.