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Cheap flights from Philadelphia to Los Angeles from £100

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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LAX
4 Jan — 11 Jan1
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 5 December 2025.

Tue 16/1213:50PHL - LAX
1 stop9h 50mSouthwest
Tue 6/106:30LAX - PHL
1 stop6h 50mSouthwest
Deal found 4/12£293
Wed 10/1216:32PHL - LAX
1 stop10h 27mJetBlue
Sun 14/1221:56LAX - PHL
1 stop8h 43mJetBlue
Deal found 3/12£317
Mon 8/1213:50PHL - LAX
2 stops10h 00mSouthwest
Wed 7/108:50LAX - PHL
2 stops8h 30mSouthwest
Deal found 4/12£323
Tue 16/1213:50PHL - LAX
2 stops9h 25mSouthwest
Mon 12/108:50LAX - PHL
2 stops8h 30mSouthwest
Deal found 3/12£337
Tue 9/1216:00PHL - LAX
2 stops9h 15mSouthwest
Tue 16/1210:50LAX - PHL
2 stops8h 45mSouthwest
Deal found 4/12£375
Sat 20/1216:25PHL - LAX
2 stops10h 40mSouthwest
Wed 24/1207:35LAX - PHL
1 stop10h 40mSouthwest
Deal found 4/12£376
Wed 3/1217:00PHL - LAX
1 stop8h 15mSouthwest
Fri 5/1206:00LAX - PHL
1 stop8h 20mSouthwest
Deal found 3/12£390
Wed 10/1218:54PHL - LAX
1 stop16h 55mAlaska Airlines
Mon 5/117:59LAX - PHL
1 stop20h 45mAlaska Airlines
Deal found 4/12£392
Tue 16/1208:00PHL - LAX
1 stop10h 16mUnited Airlines
Mon 12/108:50LAX - PHL
1 stop11h 40mUnited Airlines
Deal found 4/12£394
Fri 12/1207:05PHL - LAX
1 stop8h 24mDelta
Sat 10/109:55LAX - PHL
2 stops10h 18mDelta
Deal found 4/12£396

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 5 December 2025.

Round-trip from

£199

One-way from

£100

Popular in

December

Cheapest in

July

Average price

£357
JetBlue
  • JetBlue
  • 12/5-19/5
  • 2 total stops
  • 21h 03m total
  • Philadelphia to Los Angeles
Search Deals
JetBlue
  • JetBlue
  • 4/3
  • 1 total stop
  • 11h 32m total
  • Philadelphia to Los Angeles
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£30 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 5 December 2025.
Use the filters below to find and compare flights from Philadelphia to Los Angeles that are best for you.

Fly from

Philadelphia

Fly to

Los Angeles

Route

Depart

Return

Price

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Tue 12/5

10:00-18:15

1 stop11h 15m

Los Angeles

Tue 19/5

20:25-09:13

1 stop9h 48m

£199

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Wed 25/3

06:00-13:07

1 stop10h 07m

Los Angeles

Wed 1/4

22:45-11:15

1 stop9h 30m

£199

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Mon 23/3

06:00-13:07

1 stop10h 07m

Los Angeles

Tue 31/3

22:45-11:15

1 stop9h 30m

£199

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Wed 25/3

06:00-13:07

1 stop10h 07m

Los Angeles

Tue 31/3

22:45-11:15

1 stop9h 30m

£199

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Wed 11/2

17:45-22:30

1 stop7h 45m

Los Angeles

Tue 17/2

06:15-18:00

1 stop8h 45m

£219

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Mon 20/4

17:03-00:19

1 stop10h 16m

Los Angeles

Tue 28/4

22:45-11:15

1 stop9h 30m

£226

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Sat 25/4

17:03-00:19

1 stop10h 16m

Los Angeles

Sat 2/5

22:00-09:13

1 stop8h 13m

£226

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Tue 14/4

06:00-12:25

1 stop9h 25m

Los Angeles

Tue 21/4

22:45-11:15

1 stop9h 30m

£226

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Sat 11/4

17:03-00:19

1 stop10h 16m

Los Angeles

Sat 18/4

07:00-18:31

1 stop8h 31m

£226

PhiladelphiaLos Angeles

PHL - LAX

PHLLAX

Philadelphia

Tue 21/4

17:03-00:19

1 stop10h 16m

Los Angeles

Tue 28/4

22:45-11:15

1 stop9h 30m

£226

Flights are sorted by cheapest return flights first.

Deals found on 4/12

Showing 1-10 of 23 results
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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?

Use this chart to determine the optimal time to book a return flight from Philadelphia to Los Angeles. Price data was last updated on 28 November 2025.

The best time to book flights from Philadelphia to Los Angeles is 81 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, December is the cheapest month in which you can book a flight from Philadelphia to Los Angeles (average of £63). Flying from Philadelphia to Los Angeles in July is currently the most expensive (average of £106). 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 5 December 2025.

One of the essential ways to save on airfare from Philadelphia to Los Angeles is to remain as flexible as possible. Flights that are at midday tend to be the most expensive. A flight in the morning could potentially save you up to 64% on airfare.

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

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, 3 users have taken a look at flights from Philadelphia to Los Angeles.

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

    Airlines like JetBlue fly from Philadelphia to Los Angeles in about 12h 02m. The time it takes to get you to your destination can typically vary by up to . The distance from Philadelphia to Los Angeles is about 2395 mi.

  • 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: Qatar Airways (90%), Japan Airlines (87%), American Airlines( 85%).

  • 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, December is the cheapest month in which you can book a flight from Philadelphia to Los Angeles (average of £63). Flying from Philadelphia to Los Angeles in July is currently the most expensive (average of £106). 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
Woodland Hills
Torrance
Chino Hills
Cerritos
Artesia
La Puente
Simi Valley
West Hollywood
Dana Point
Calabasas
Aliso Viejo
Inglewood
Vista
El Segundo
Glendale
Culver City
Garden Grove
Thousand Oaks
Camarillo

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

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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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