Find cheap airlines flights from Philadelphia to Los Angeles

You can choose from 3 airlines that fly from Philadelphia to Los Angeles, including American Airlines, Frontier Airlines, and Delta Air Lines. Frontier Airlines has lowest fares on this route.
American Airlines logo American Airlines
Frontier Airlines logo Frontier Airlines
Delta Air Lines logo Delta Air Lines
Airlines are determined based on actual purchased flight tickets from Philadelphia to Los Angeles according to previous 12 months data from Trip.com.

Book direct flights from Philadelphia to Los Angeles: One way flights from $152, round trip flights from $289. Find flight deals for the next 3 months below.

Displayed flight fares from Philadelphia to Los Angeles are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Flight Info | Philadelphia to Los Angeles

The distance between Philadelphia and Los Angeles is approximately 3,856.6 km. It takes around 6 hours 5 minutes on average to fly from Philadelphia to Los Angeles. Based on Trip.com's data travel demand peaks in January. The off-season for travel is October.

Cheapest one-way flight price$116
Cheapest round-trip ticket price$211
Off-season for travelOctober
Peak season for travelJanuary
Flight distance3,856.6 km
Average flight time6 hours 5 minutes
Popular airlineAmerican Airlines
Flight statistics for the Philadelphia–Los Angeles route are based on aggregated booking data from Trip.com over the past 12 months.

Trip.com price insights on flights from Philadelphia to Los Angeles

Which month has the cheapest one-way flights from Philadelphia to Los Angeles?

The average price of one-way flights from Philadelphia to Los Angeles purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from Philadelphia to Los Angeles is October, with an average price of $225; while the month with the highest flight price is usually November, with an average price of up to $450.

$450
$338
$225
$113
    Cheapest
  • $254
    Jun
  • $317
    Jul
  • $363
    Aug
  • $229
    Sep
  • $225
    Oct
  • $450
    Nov
  • $333
    Dec
  • $388
    Jan
  • $323
    Feb
  • $346
    Mar
  • $363
    Apr
  • $433
    May

What is the cheapest month for round-trip flights from Philadelphia to Los Angeles?

Average price of round-trip flights from Philadelphia to Los Angeles purchased by Trip.com users by month over the past 12 months

According to historical data from Trip.com, the lowest prices for flights from Philadelphia to Los Angeles are found during July, with an average price of $252. Conversely, the highest prices are found during June, with an average price of up to $660.

$660
$456
$252
$48
    Cheapest
  • $660
    Jun
  • $252
    Jul
  • $437
    Aug
  • $309
    Sep
  • $500
    Oct
  • $519
    Nov
  • $480
    Dec
  • $541
    Jan
  • $605
    Feb
  • $506
    Mar
  • $601
    Apr
  • $576
    May

When is the cheapest day to fly from Philadelphia to Los Angeles during Juneteenth National Independence Day?

Data is based on the lowest one-way price from Philadelphia to Los Angeles during Juneteenth National Independence Day on Trip.com in the past 3 days.

Juneteenth National Independence Day is scheduled for Jun 19. The cheapest flights from Philadelphia to Los Angeles are available on Jun 16, with fares starting at $199.

$276
$238
$199
$161
  • $247
    15
    Jun
  • $199
    16
  • $229
    17
  • $276
    18
  • $255
    19
  • $256
    20
  • $255
    21

Frequently Asked Questions

  • What are the cheapest flights from Philadelphia to Los Angeles (PHL-LAX)?

    Based on Trip.com data, Frontier Airlines offers one-way fares as low as $116 on Cheapest nonstop routes (e.g. PHL to LAX on Tue, Jun 30), while Frontier Airlines offers Cheapest nonstop round-trips from $211 departing on Fri, Jul 3 and returning on Tue, Jul 7.
  • At the moment, you can catch a nonstop flight from Philadelphia to Los Angeles with the following airlines, including: American Airlines Frontier Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 6 hours 5 minutes to fly from Philadelphia (PHL) to Los Angeles (LAX).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Philadelphia to Los Angeles is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 51 flight per week flying from Philadelphia to Los Angeles. You can check the weekly schedule for popular airlines on this route below: American Airlines: S/M/T/W/T/F/S -- AA1035 (07:36)
  • To find best deals on flights from Philadelphia to Los Angeles, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jun 30, with one-way flights priced at just $116.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for Los Angeles travel is around January.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from Philadelphia to Los Angeles is October, when demand for travel is lower.
  • After crunching the numbers on our June flight calendar, it's currently cheapest to fly from Philadelphia to Los Angeles on June 24, 2026 with Frontier Airlines, with prices starting at $243.
  • You can land at any one of the following hubs in Los Angeles, with Philadelphia International Airport to Los Angeles International Airport (PHL-LAX) is by far the most common option on this route: Los Angeles International Airport (LAX) Ontario International Airport (ONT) Van Nuys Airport (VNY).
  • The time difference between Los Angeles and Philadelphia is 3h.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.