Cheap flights from Los Angeles to Philadelphia from £126

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — PHL
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Los Angeles to Philadelphia

Enter your travel dates to find the best prices.

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 15 December 2025.

Wed 31/1208:25LAX - PHL
1 stop9h 08mDelta
Tue 6/111:27PHL - LAX
2 stops11h 53mDelta
Deal found 14/12£346
Tue 23/1220:59LAX - PHL
1 stop17h 45mAlaska Airlines
Fri 23/119:06PHL - LAX
2 stops25h 31mAlaska Airlines
Deal found 15/12£398
Fri 19/1205:45LAX - PHL
1 stop8h 55mDelta
Wed 7/107:00PHL - LAX
2 stops12h 05mDelta
Deal found 15/12£410
Wed 17/1208:35LAX - PHL
2 stops9h 25mSouthwest
Wed 14/113:50PHL - LAX
2 stops10h 05mSouthwest
Deal found 13/12£411
Wed 31/1210:30LAX - PHL
2 stops9h 20mSouthwest
Thu 1/106:35PHL - LAX
2 stops10h 20mSouthwest
Deal found 13/12£417
Fri 19/1205:45LAX - PHL
1 stop8h 55mDelta
Sun 11/111:27PHL - LAX
2 stops11h 53mDelta
Deal found 15/12£418
Mon 29/1221:05LAX - PHL
2 stops9h 05mSouthwest
Tue 6/106:10PHL - LAX
2 stops10h 40mSouthwest
Deal found 14/12£422
Mon 15/1223:00LAX - PHL
1 stop9h 05mSouthwest
Wed 17/1206:35PHL - LAX
1 stop8h 20mSouthwest
Deal found 13/12£424
Wed 31/1206:40LAX - PHL
2 stops13h 50mUnited Airlines
Thu 1/108:27PHL - LAX
1 stop10h 04mUnited Airlines
Deal found 13/12£425
Tue 16/1206:00LAX - PHL
1 stop8h 20mSouthwest
Wed 17/1213:50PHL - LAX
1 stop9h 50mSouthwest
Deal found 15/12£427
Mon 29/1205:40LAX - PHL
2 stops10h 10mSouthwest
Thu 1/106:35PHL - LAX
2 stops10h 20mSouthwest
Deal found 15/12£428

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 15 December 2025.

Round-trip from

£179

One-way from

£126

Popular in

December

Cheapest in

August

Average price

£413
Frontier
  • Frontier
  • 9/2-12/2
  • 3 total stops
  • 21h 17m total
  • Los Angeles to Philadelphia
JetBlue
  • JetBlue
  • 3/3
  • 1 total stop
  • 8h 36m total
  • Los Angeles to Philadelphia
Highest demand for flights based on searches. 20% potential increase in price (£56 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£9 potential savings vs. average return price).
Average for round-trip flights in December 2025

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 15 December 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

Fri 6/2

14:56-18:03

1 stop24h 07m

Philadelphia

Tue 10/2

19:06-10:55

1 stop18h 49m

£293

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Mon 2/2

19:45-18:03

1 stop19h 18m

Philadelphia

Tue 10/2

19:06-10:55

1 stop18h 49m

£293

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 28/1

09:55-23:13

2 stops10h 18m

Philadelphia

Tue 3/2

06:00-13:55

2 stops10h 55m

£295

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Wed 4/2

09:55-23:13

2 stops10h 18m

Philadelphia

Tue 10/2

06:00-13:55

2 stops10h 55m

£295

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 24/1

09:55-23:13

2 stops10h 18m

Philadelphia

Sun 1/2

06:00-13:55

2 stops10h 55m

£302

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Sat 17/1

07:20-23:13

2 stops12h 53m

Philadelphia

Sun 25/1

06:00-13:55

2 stops10h 55m

£302

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Thu 5/2

14:56-18:03

1 stop24h 07m

Philadelphia

Tue 10/2

19:06-10:55

1 stop18h 49m

£308

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Thu 8/1

09:55-23:13

2 stops10h 18m

Philadelphia

Mon 12/1

11:27-20:20

2 stops11h 53m

£310

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Fri 30/1

09:55-23:13

2 stops10h 18m

Philadelphia

Sun 1/2

06:00-13:55

2 stops10h 55m

£310

Los AngelesPhiladelphia

LAX - PHL

LAXPHL

Los Angeles

Mon 2/2

15:09-18:03

2 stops23h 54m

Philadelphia

Wed 4/2

19:06-09:02

1 stop16h 56m

£313

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 20 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 12 December 2025.

Booking 39 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, November is the cheapest month in which you can book a flight from Los Angeles to Philadelphia (average of £80). Flying from Los Angeles to Philadelphia in July is currently the most expensive (average of £111). 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 15 December 2025.

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.

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 £295, Alaska Airlines can have you in Philadelphia from Los Angeles in 10h 18m. The distance from Los Angeles to Philadelphia is about 2395 mi. This flight may include one or multiple stops.

  • 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: Aer Lingus (86%), China Southern (83%), American Airlines (81%).

  • 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, November is the cheapest month in which you can book a flight from Los Angeles to Philadelphia (average of £80). Flying from Los Angeles to Philadelphia in July is currently the most expensive (average of £111). 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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Yes! Cheapflights helps users easily find flights from Los Angeles to Philadelphia with no change fees.

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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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