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Cheap flights from Los Angeles to Philadelphia from £145

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PHL
4 Jun — 11 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Los Angeles to Philadelphia are usually found in August or July, booked 71 days in advance, depart on a Monday or Tuesday and return on a Monday

Cheap flight deals from Los Angeles to Philadelphia

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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 5 May 2026.

Tue 16/614:54
LAX
-
PHL
1 stop13h 25m
Frontier
Tue 23/620:43
PHL
-
LAX
2 stops39h 42m
Frontier
Deal found 2/5£266
Sat 12/916:50
LAX
-
PHL
1 stop9h 50m
Alaska Airlines
Wed 16/907:00
PHL
-
LAX
1 stop11h 57m
Alaska Airlines
Deal found 30/4£311
Tue 16/607:02
LAX
-
PHL
Nonstop5h 19m
American Airlines
Tue 23/613:22
PHL
-
LAX
Nonstop5h 56m
American Airlines
Deal found 2/5£312
Sun 24/506:05
LAX
-
PHL
1 stop6h 40m
Southwest
Sat 30/512:25
PHL
-
LAX
2 stops11h 05m
Southwest
Deal found 30/4£314
Mon 25/505:00
LAX
-
PHL
1 stop8h 45m
Southwest
Thu 28/514:15
PHL
-
LAX
1 stop9h 20m
Southwest
Deal found 2/5£316
Wed 27/507:30
LAX
-
PHL
2 stops11h 30m
Southwest
Wed 10/605:15
PHL
-
LAX
2 stops9h 45m
Southwest
Deal found 30/4£318
Fri 29/511:00
LAX
-
PHL
1 stop10h 35m
Southwest
Sat 30/512:25
PHL
-
LAX
2 stops11h 05m
Southwest
Deal found 1/5£319
Thu 28/518:05
LAX
-
PHL
1 stop18h 40m
Alaska Airlines
Tue 2/607:00
PHL
-
LAX
2 stops14h 21m
Alaska Airlines
Deal found 4/5£319
Thu 28/505:00
LAX
-
PHL
1 stop8h 45m
Southwest
Mon 1/605:40
PHL
-
LAX
2 stops9h 55m
Southwest
Deal found 4/5£320
Tue 20/1001:00
LAX
-
PHL
1 stop8h 10m
Southwest
Mon 26/1018:45
PHL
-
LAX
1 stop8h 05m
Southwest
Deal found 5/5£321
Wed 3/605:15
LAX
-
PHL
1 stop7h 40m
Southwest
Wed 17/616:35
PHL
-
LAX
2 stops9h 25m
Southwest
Deal found 4/5£322
Wed 3/607:30
LAX
-
PHL
2 stops11h 30m
Southwest
Wed 10/616:35
PHL
-
LAX
2 stops9h 25m
Southwest
Deal found 4/5£322

Find 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 5 May 2026.

Round-trip from

£226

One-way from

£145

Popular in

December

Cheapest in

August

Average price

£314
Frontier
  • Frontier
  • 12/6-20/6
  • Nonstop
  • 11h 20m total
  • Los Angeles to Philadelphia
Search Deals
JetBlue
  • JetBlue
  • 21/7
  • 1 total stop
  • 11h 00m total
  • Los Angeles to Philadelphia
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£46 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 858,174 searches. Data last updated 5 May 2026.
Use the filters below to find and compare flights from Los Angeles to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sun 24/5

11:40-21:10

1 stop6h 30m

Philadelphia

Tue 2/6

16:00-22:00

2 stops9h 00m

£314

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Mon 1/6

13:20-00:35

2 stops8h 15m

Philadelphia

Sat 6/6

05:00-11:15

2 stops9h 15m

£330

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 21/7

05:05-17:00

2 stops8h 55m

Philadelphia

Tue 28/7

09:35-15:50

2 stops9h 15m

£333

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 14/7

06:45-18:40

2 stops8h 55m

Philadelphia

Thu 13/8

10:20-17:30

2 stops10h 10m

£344

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Fri 3/7

13:05-00:40

2 stops8h 35m

Philadelphia

Tue 7/7

05:15-12:00

2 stops9h 45m

£353

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Mon 3/8

05:55-17:50

2 stops8h 55m

Philadelphia

Sat 8/8

08:55-15:35

2 stops9h 40m

£353

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Tue 16/6

05:35-18:40

2 stops10h 05m

Philadelphia

Tue 23/6

12:55-19:45

2 stops9h 50m

£353

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 26/9

17:50-05:40

1 stop8h 50m

Philadelphia

Tue 29/9

07:00-17:12

2 stops13h 12m

£356

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sun 13/9

11:30-00:10

2 stops9h 40m

Philadelphia

Wed 30/9

15:00-21:20

2 stops9h 20m

£366

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sun 1/11

05:00-16:35

2 stops8h 35m

Philadelphia

Fri 6/11

07:30-15:15

2 stops10h 45m

£371

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 22 resultsSorted by cheapest first
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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?

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Los Angeles to Philadelphia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Los Angeles to Philadelphia?

Currently, August is the cheapest month in which you can book a flight from Los Angeles to Philadelphia (average of £234). Flying from Los Angeles to Philadelphia in December is currently the most expensive (average of £404). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 5 May 2026.

When flying from Los Angeles to Philadelphia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost for a return flight from Los Angeles to Philadelphia?

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?

    This flight path from Los Angeles to Philadelphia was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For as low as £314, Southwest can have you in Philadelphia from Los Angeles in 6h 30m. The distance from Los Angeles to Philadelphia is about 2395 mi.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Los Angeles to Philadelphia on time: Qantas Airways (92%), Aer Lingus (88%), American Airlines (86%).

  • 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.

  • What is the cheapest month to book a flight from Los Angeles to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Los Angeles to Philadelphia (average of £234). Flying from Los Angeles to Philadelphia in December is currently the most expensive (average of £404). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Philadelphia?

Millions of users choose and trust Cheapflights to book the best flight deals from Los Angeles to Philadelphia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Los Angeles to Philadelphia with no change fees?

Yes! Cheapflights helps users easily find flights from Los Angeles to Philadelphia with no change fees.

Can Cheapflights notify me if prices for flights from Los Angeles to Philadelphia become cheaper?

Yes! Start tracking prices for Los Angeles to Philadelphia flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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