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Cheap flights from Philadelphia to Los Angeles from £128

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LAX
25 Aug — 1 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Philadelphia to Los Angeles

Enter your travel dates to find the best prices.

Cheapest flights from Philadelphia to Los Angeles
Explore the most affordable flight options available from Philadelphia to Los Angeles. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 July 2026.

Sat 29/806:30
PHL
-
LAX
2 stops11h 05m
Southwest
Sat 5/910:10
LAX
-
PHL
2 stops9h 45m
Southwest
Deal found 23/7£317
Sat 5/912:10
PHL
-
LAX
2 stops8h 40m
Southwest
Sun 6/912:25
LAX
-
PHL
2 stops8h 40m
Southwest
Deal found 26/7£319
Sun 1/1108:15
PHL
-
LAX
1 stop9h 35m
JetBlue
Fri 6/1122:30
LAX
-
PHL
1 stop8h 09m
JetBlue
Deal found 22/7£323
Thu 10/909:00
PHL
-
LAX
Nonstop5h 47m
American Airlines
Wed 16/922:49
LAX
-
PHL
Nonstop5h 16m
American Airlines
Deal found 26/7£323
Thu 3/1205:05
PHL
-
LAX
2 stops10h 40m
Southwest
Sun 6/1200:50
LAX
-
PHL
2 stops9h 25m
Southwest
Deal found 24/7£325
Thu 10/916:32
PHL
-
LAX
1 stop8h 02m
American Airlines
Tue 15/923:50
LAX
-
PHL
Nonstop5h 17m
American Airlines
Deal found 24/7£330
Sat 19/906:30
PHL
-
LAX
2 stops10h 30m
Southwest
Mon 21/911:20
LAX
-
PHL
2 stops9h 30m
Southwest
Deal found 23/7£332
Tue 25/807:02
PHL
-
LAX
1 stop10h 35m
Alaska Airlines
Tue 15/913:59
LAX
-
PHL
2 stops12h 41m
Alaska Airlines
Deal found 22/7£332
Wed 30/910:42
PHL
-
LAX
1 stop11h 18m
JetBlue
Mon 5/1020:23
LAX
-
PHL
1 stop10h 09m
JetBlue
Deal found 22/7£333
Wed 16/907:00
PHL
-
LAX
2 stops16h 37m
Alaska Airlines
Mon 21/908:20
LAX
-
PHL
2 stops18h 20m
Alaska Airlines
Deal found 22/7£335
Thu 10/910:20
PHL
-
LAX
2 stops10h 10m
Southwest
Mon 14/909:20
LAX
-
PHL
2 stops9h 25m
Southwest
Deal found 25/7£335

Find flight deals from Philadelphia to Los Angeles

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Los Angeles (LAX). 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 26 July 2026.

Round-trip from

£317

One-way from

£128

Popular in

December

Cheapest in

October

Average price

£374
Southwest
  • Southwest
  • 29/8-5/9
  • 4 total stops
  • 20h 50m total
  • Philadelphia to Los Angeles
Search Deals
JetBlue
  • JetBlue
  • 21/10
  • 1 total stop
  • 13h 15m total
  • Philadelphia to Los Angeles
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£16 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Philadelphia to Los Angeles 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 26 July 2026.
Use the filters below to find and compare flights from Philadelphia to Los Angeles that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Wed 16/9

18:59-09:34

1 stop17h 35m

Los Angeles Los Angeles

Mon 21/9

08:20-05:40

2 stops18h 20m

£332

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Fri 30/10

16:17-08:58

2 stops19h 41m

Los Angeles Los Angeles

Sat 7/11

10:31-05:33

2 stops16h 02m

£347

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Tue 1/9

07:02-14:37

1 stop10h 35m

Los Angeles Los Angeles

Wed 16/9

13:59-05:40

2 stops12h 41m

£347
Fastest return journey

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Sun 10/1

11:50-18:20

1 stop9h 30m

Los Angeles Los Angeles

Thu 14/1

06:45-16:25

1 stop6h 40m

£349

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Thu 29/10

05:20-11:25

2 stops9h 05m

Los Angeles Los Angeles

Sun 1/11

05:00-16:35

2 stops8h 35m

£356

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Thu 1/10

15:20-00:30

2 stops12h 10m

Los Angeles Los Angeles

Sun 4/10

12:00-00:20

2 stops9h 20m

£356

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Sat 17/10

07:02-18:24

2 stops14h 22m

Los Angeles Los Angeles

Sat 24/10

15:37-05:41

2 stops11h 04m

£356

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Sun 6/9

08:25-14:05

2 stops8h 40m

Los Angeles Los Angeles

Thu 10/9

11:20-23:50

2 stops9h 30m

£356

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Wed 18/11

14:50-22:25

2 stops10h 35m

Los Angeles Los Angeles

Sun 22/11

05:00-16:35

2 stops8h 35m

£356

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Tue 24/11

07:05-14:50

1 stop10h 45m

Los Angeles Los Angeles

Fri 27/11

05:55-17:40

1 stop8h 45m

£380

Flights are sorted by cheapest return flights first.

Deals found on 24/7

Showing 1-10 of 20 resultsSorted by cheapest first
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Best time to book a flight from Philadelphia to Los Angeles

Have a flexible travel schedule? Discover the best time to fly to Los Angeles from Philadelphia 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 Philadelphia to Los Angeles

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

The best time to book flights from Philadelphia to Los Angeles is 62 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 month to book a flight from Philadelphia to Los Angeles?

Currently, October is the cheapest month in which you can book a flight from Philadelphia to Los Angeles (average of £260). Flying from Philadelphia to Los Angeles in December is currently the most expensive (average of £409). 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 PHL to LAX?

Find hourly flight availability from Philadelphia to Los Angeles. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 26 July 2026.

One of the essential ways to save on airfare from Philadelphia to Los Angeles is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 73% on airfare.

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

Airfare is typical for this route at the moment.

Philadelphia to Los Angeles flights typically cost between £269 and £411 in August.
The cheapest return price found within the last 5 days was £317 on Southwest (29 Aug–5 Sept).

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Los Angeles. 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 Philadelphia to Los Angeles flight route?

    Within the past month, 1 users have taken a look at flights from Philadelphia to Los Angeles Los Angeles.

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

    Airlines like Southwest and Alaska Airlines fly from Philadelphia to Los Angeles in about 8h 45m. The time it takes to get you to your destination can typically vary by up to 3h 12m. The distance from Philadelphia to Los Angeles is about 2395 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Before booking your flight to Los Angeles from Philadelphia, check out the most reliable airlines to get you to your destination on time: Japan Airlines (97%), British Airways (82%), Iberia( 74%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Philadelphia to Los Angeles 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 Philadelphia to Los Angeles?

    Currently, October is the cheapest month in which you can book a flight from Philadelphia to Los Angeles (average of £260). Flying from Philadelphia to Los Angeles in December is currently the most expensive (average of £409). 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

Travelling to a place near Los Angeles?

Book flights to Los Angeles if you plan to visit one of these locations
Laguna Hills
Torrance
Chino Hills
Manhattan Beach
Simi Valley
Cerritos
West Hollywood
Calabasas
Glendale
Artesia
Dana Point
Yorba Linda
Inglewood
Vista
Aliso Viejo

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

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

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Of course! You can now track prices for flights from Philadelphia to Los Angeles and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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