Cheap flights from Los Angeles to Philadelphia from $186

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/9. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PHL
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from Los Angeles to Philadelphia are usually found in September or October, booked 70 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Los Angeles to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 August 2025.

Round-trip from

$317

One-way from

$186

Popular in

December

Cheapest in

September

Average price

$466
Frontier
  • Frontier
  • 4/9-18/9
  • 3 total stops
  • 32h 17m total
  • Los Angeles to Philadelphia
Southwest
  • Southwest
  • 16/12
  • 1 total stop
  • 9h 05m total
  • Los Angeles to Philadelphia
Highest demand for flights based on searches. 10% potential increase in price ($102 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average return price).
Average for round-trip flights in August 2025

Find flight deals from Los Angeles to Philadelphia

Cheapest flights from Los Angeles to Philadelphia
Explore the most affordable flight options available from Los Angeles to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Thu 4/923:10LAX - PHL
2 stops22h 19mMultiple Airlines
Thu 18/905:15PHL - LAX
1 stop9h 58mMultiple Airlines
Deal found 19/8$317
Wed 1/1013:37LAX - PHL
1 stop7h 06mFrontier
Wed 8/1008:15PHL - LAX
2 stops19h 10mFrontier
Deal found 17/8$323
Thu 4/921:31LAX - PHL
Nonstop5h 24mFrontier
Thu 18/917:37PHL - LAX
Nonstop5h 59mFrontier
Deal found 19/8$337
Wed 1/1006:10LAX - PHL
Nonstop5h 12mAmerican Airlines
Wed 8/1020:19PHL - LAX
Nonstop5h 50mAmerican Airlines
Deal found 17/8$344
Thu 28/815:31LAX - PHL
1 stop11h 14mMultiple Airlines
Mon 1/909:00PHL - LAX
1 stop31h 21mMultiple Airlines
Deal found 17/8$381
Tue 30/907:30LAX - PHL
2 stops11h 20mSouthwest
Sat 4/1007:15PHL - LAX
2 stops11h 25mSouthwest
Deal found 16/8$412
Sat 13/906:05LAX - PHL
1 stop7h 00mSouthwest
Sat 13/917:25PHL - LAX
1 stop8h 45mSouthwest
Deal found 18/8$418
Thu 28/815:31LAX - PHL
1 stop11h 14mFrontier
Mon 1/917:35PHL - LAX
Nonstop5h 41mFrontier
Deal found 17/8$421
Thu 4/923:10LAX - PHL
2 stops22h 36mSpirit Airlines
Thu 18/910:41PHL - LAX
2 stops15h 59mSpirit Airlines
Deal found 19/8$424
Tue 16/908:00LAX - PHL
1 stop7h 06mDelta
Wed 24/905:25PHL - LAX
1 stop7h 15mDelta
Deal found 17/8$426

Cheapflights Fare Finder

 
Customise your flight search to find flights from Los Angeles to Philadelphia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from Los Angeles to Philadelphia that are best for you.

Fly from

Los Angeles

Fly to

Philadelphia

Route

Depart

Return

Price

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 1/10

13:37-23:43

1 stop7h 06m

Philadelphia

Wed 8/10

08:15-00:25

2 stops19h 10m

$323

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 1/10

06:10-14:22

Nonstop5h 12m

Philadelphia

Wed 8/10

20:19-23:09

Nonstop5h 50m

$344

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 3/9

00:45-16:36

2 stops12h 51m

Philadelphia

Thu 18/9

05:15-12:13

1 stop9h 58m

$374

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 30/9

07:30-21:50

2 stops11h 20m

Philadelphia

Sat 4/10

07:15-15:40

2 stops11h 25m

$412

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 13/9

06:05-16:05

1 stop7h 00m

Philadelphia

Sat 13/9

17:25-23:10

1 stop8h 45m

$418

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 14/10

06:00-16:00

1 stop7h 00m

Philadelphia

Tue 14/10

18:05-23:55

1 stop8h 50m

$418

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Thu 4/9

23:10-00:46

2 stops22h 36m

Philadelphia

Thu 18/9

10:41-23:40

2 stops15h 59m

$424

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 13/9

08:00-18:06

1 stop7h 06m

Philadelphia

Tue 23/9

05:25-09:40

1 stop7h 15m

$426

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 11/10

05:45-17:38

1 stop8h 53m

Philadelphia

Tue 14/10

18:18-00:31

1 stop9h 13m

$426

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 30/9

05:30-16:38

1 stop8h 08m

Philadelphia

Sat 11/10

18:18-00:31

1 stop9h 13m

$426

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 19 results
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Best time to book a flight from Los Angeles to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Los Angeles with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Philadelphia

How far ahead should I book a flight from Los Angeles to Philadelphia?

Use this chart to determine the optimal time to book a return flight from Los Angeles to Philadelphia. Price data was last updated on 8 August 2025.

The best time to book flights from Los Angeles to Philadelphia is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest time of day to fly from LAX to PHL?

Find hourly flight availability from Los Angeles to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 August 2025.

It’s typically best to fly out from Los Angeles to Philadelphia at midday. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this Los Angeles to Philadelphia flight route?

  • How long is the flight from Los Angeles to Philadelphia?

    For as low as $344, American Airlines can have you in Philadelphia from Los Angeles in 5h 12m. The distance between Los Angeles and Philadelphia is about 3854 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most reliable airlines from Los Angeles to Philadelphia?

    No one likes to see their flight delayed. When booking a flight from Los Angeles to Philadelphia consider choosing China Southern(87%), Aer Lingus(75%) or Spirit Airlines(75%), as they are the most reliable in getting you off to your destination on time.

  • Can I find deals for flights from Los Angeles to Philadelphia that include hotel bookings?

    Yes. In addition to deals on Los Angeles to Philadelphia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Los Angeles to Philadelphia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Philadelphia.

  • Can I find deals for business class flights from Los Angeles to Philadelphia?

    Yes. Cheapflights offers flight deals from Los Angeles to Philadelphia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Certainly. Search results for flights to Philadelphia from Los Angeles shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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