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London to Philadelphia International Airport flight

Explore the cheapest one-way and round-trip flights from London to Philadelphia International Airport over the next 90 days, with one-way fares from £287 and round-trip from £529. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LHR 10:35
        8h 5m
        Direct
        PHL 13:40
        London - Philadelphia | Mon, Nov 16 | American Airlines
        PHL 19:40
        7h 10m
        Direct
        LHR 07:50
        Philadelphia - London | Mon, Nov 23 | American Airlines
        £612 £844
        27% off
        27% off
        £844 £612
      • LHR 13:10
        8h 5m
        Direct
        PHL 16:15
        London - Philadelphia | Mon, Nov 16 | Iberia
        PHL 18:35
        7h
        Direct
        LHR 06:35
        Philadelphia - London | Mon, Nov 23 | Iberia
        £616 £844
        27% off
        27% off
        £844 £616
      • LGW 09:35
        19h 32m
        1 stop
        PHL 00:07
        London - Philadelphia | Fri, Nov 6 | Norse Atlantic Airways
        PHL 07:35
        19h 40m
        1 stop
        LGW 08:15
        Philadelphia - London | Wed, Nov 11 | Frontier Airlines
        £529 £844
        37% off
        37% off
        £844 £529
      • LHR 09:50
        14h 5m
        1 stop
        PHL 18:55
        London - Philadelphia | Mon, Oct 12 | Aer Lingus
        PHL 20:25
        9h 45m
        1 stop
        LHR 11:10
        Philadelphia - London | Wed, Oct 14 | Aer Lingus
        £532
        37% off
        £844 £532
      • LHR 13:00
        30h 44m
        1 stop
        PHL 14:44
        London - Philadelphia | Mon, Nov 16 | Air Canada
        PHL 15:20
        10h 50m
        1 stop
        LHR 07:10
        Philadelphia - London | Sun, Nov 22 | Air Canada
        £540
        36% off
        £844 £540
      • LCY 18:15
        26h 50m
        1 stop
        PHL 16:05
        London - Philadelphia | Thu, Nov 19 | Lufthansa
        PHL 17:05
        32h 25m
        1 stop
        LHR 06:30
        Philadelphia - London | Thu, Nov 26 | Air Canada
        £547
        35% off
        £844 £547
      • LHR 13:25
        10h 30m
        1 stop
        PHL 18:55
        London - Philadelphia | Thu, Oct 8 | Aer Lingus
        PHL 20:25
        11h 15m
        1 stop
        LHR 12:40
        Philadelphia - London | Wed, Oct 14 | Aer Lingus
        £552
        35% off
        £844 £552
      • LGW 12:35
        17h 18m
        1 stop
        PHL 00:53
        London - Philadelphia | Mon, Nov 23 | Norse Atlantic Airways
        PHL 17:17
        32h 8m
        1 stop
        LHR 06:25
        Philadelphia - London | Wed, Nov 25 | Virgin Atlantic
        £552
        35% off
        £844 £552
      • LHR 17:40
        27h 1m
        1 stop
        PHL 15:41
        London - Philadelphia | Mon, Oct 12 | Air Canada
        PHL 15:25
        13h 35m
        1 stop
        LHR 10:00
        Philadelphia - London | Mon, Oct 19 | Air Canada
        £555
        34% off
        £844 £555
      • LHR 11:35
        17h 4m
        1 stop
        PHL 23:39
        London - Philadelphia | Thu, Nov 19 | Brussels Airlines
        PHL 17:05
        32h 25m
        1 stop
        LHR 06:30
        Philadelphia - London | Thu, Nov 26 | Air Canada
        £555
        34% off
        £844 £555
      • LHR 18:00
        27h 21m
        1 stop
        PHL 16:21
        London - Philadelphia | Mon, Nov 16 | Lufthansa
        PHL 15:20
        10h 50m
        1 stop
        LHR 07:10
        Philadelphia - London | Sun, Nov 22 | Air Canada
        £561
        34% off
        £844 £561
      • LGW 14:00
        14h 43m
        1 stop
        PHL 23:43
        London - Philadelphia | Mon, Oct 12 | Norse Atlantic Airways
        PHL 07:15
        21h 45m
        1 stop
        LGW 10:00
        Philadelphia - London | Wed, Oct 14 | Frontier Airlines
        £561
        34% off
        £844 £561
      • LHR 18:00
        27h 21m
        1 stop
        PHL 16:21
        London - Philadelphia | Mon, Nov 16 | United Airlines
        PHL 15:20
        10h 50m
        1 stop
        LHR 07:10
        Philadelphia - London | Sun, Nov 22 | Air Canada
        £561
        34% off
        £844 £561
      • LHR 13:00
        30h 44m
        1 stop
        PHL 14:44
        London - Philadelphia | Mon, Nov 30 | Lufthansa
        PHL 17:05
        13h 15m
        1 stop
        LHR 11:20
        Philadelphia - London | Mon, Dec 7 | Air Canada
        £563
        33% off
        £844 £563
      • LON 13:00
        17h 25m
        1 stop
        PHL 14:00
        London - Philadelphia | Thu, Oct 8 | Normal Airline
        PHL 15:00
        6h
        Direct
        LON 16:00
        Philadelphia - London | Sat, Oct 10 | Normal Airline
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      • Cheapest nonstop
        LHR 10:35
        8h 5m
        Direct
        PHL 13:40
        London - Philadelphia | Fri, Nov 20 | American Airlines
        £429 £592
        28% off
        28% off
        £592 £429
      • LHR 13:10
        8h 5m
        Direct
        PHL 16:15
        London - Philadelphia | Fri, Nov 20 | Iberia
        £432 £592
        27% off
        27% off
        £592 £432
      • LGW 09:50
        19h 17m
        1 stop
        PHL 00:07
        London - Philadelphia | Sat, Nov 21 | Norse Atlantic Airways
        £287 £592
        52% off
        52% off
        £592 £287
      • LGW 12:35
        25h 55m
        1 stop
        PHL 09:30
        London - Philadelphia | Wed, Nov 4 | Norse Atlantic Airways
        £297
        50% off
        £592 £297
      • LGW 11:00
        26h 30m
        1 stop
        PHL 09:30
        London - Philadelphia | Sun, Nov 1 | Norse Atlantic Airways
        £322
        46% off
        £592 £322
      • LGW 12:35
        15h 7m
        1 stop
        PHL 23:42
        London - Philadelphia | Mon, Nov 2 | Norse Atlantic Airways
        £352
        41% off
        £592 £352
      • LGW 09:50
        27h 40m
        1 stop
        PHL 09:30
        London - Philadelphia | Sat, Oct 31 | Norse Atlantic Airways
        £354
        40% off
        £592 £354
      • LGW 08:50
        12h 20m
        1 stop
        PHL 16:10
        London - Philadelphia | Fri, Nov 20 | Ryanair
        £364
        39% off
        £592 £364
      • STN 06:35
        12h 25m
        1 stop
        PHL 14:00
        London - Philadelphia | Thu, Nov 26 | Ryanair
        £373
        37% off
        £592 £373
      • STN 06:30
        14h 40m
        1 stop
        PHL 16:10
        London - Philadelphia | Wed, Nov 18 | Ryanair
        £377
        36% off
        £592 £377
      • STN 06:35
        12h 25m
        1 stop
        PHL 14:00
        London - Philadelphia | Tue, Nov 24 | Ryanair
        £377
        36% off
        £592 £377
      • LTN 06:10
        15h
        1 stop
        PHL 16:10
        London - Philadelphia | Thu, Dec 3 | Ryanair
        £378
        36% off
        £592 £378
      • LTN 06:10
        12h 50m
        1 stop
        PHL 14:00
        London - Philadelphia | Thu, Nov 19 | Ryanair
        £380
        36% off
        £592 £380
      • LHR 08:50
        12h 20m
        1 stop
        PHL 16:10
        London - Philadelphia | Fri, Nov 20 | Aer Lingus
        £389
        34% off
        £592 £389
      • LON 13:00
        17h 25m
        1 stop
        PHL 14:00
        London - Philadelphia | Thu, Oct 8 | Normal Airline
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Displayed flight fares from London to Philadelphia International Airport are based on average prices across airlines for the next 3 months according to the latest Trip.com data.

Trip.com Price Insights: Flights from London to Philadelphia International Airport

What is the cheapest month for one-way flights from London to Philadelphia International Airport?

The data is based on the past 12 months and shows the average one-way ticket prices from London to Philadelphia International Airport for each month in the Trip.com database.

According to Trip.com's data from the past 12 months, the cheapest month for one-way flights from London to Philadelphia International Airport is August, with an average price of £538, while the most expensive month is usually September, with an average price of £1,294.

£1,294
£916
£538
£160
    Cheapest
  • £777
    Oct
  • £649
    Nov
  • £918
    Dec
  • £571
    Jan
  • £772
    Feb
  • £1,064
    Mar
  • £651
    Apr
  • £818
    May
  • £1,176
    Jun
  • £888
    Jul
  • £538
    Aug
  • £1,294
    Sep

What is the cheapest day of the week to fly from London to Philadelphia International Airport?

The data is based on the past 12 months and shows the average ticket prices from London to Philadelphia International Airport for each day of the week in the Trip.com database.

Based on Trip.com's data from the past 12 months, the cheapest departure from London to Philadelphia International Airport is on Tuesday, when prices are usually lower than other days. Avoid departing on Saturday as fares are typically highest on that day.

£1,262
£987
£711
£436
  • £750
    Mon
  • £711
    Tue
  • £1,085
    Wed
  • £983
    Thu
  • £867
    Fri
  • £1,262
    Sat
  • £774
    Sun

Which airlines are the most popular for London to Philadelphia International Airport flights?

The most popular airlines flying from London to Philadelphia International Airport are American Airlines, British Airways, and Aer Lingus, among 7 carriers on this route. Norse Atlantic Airways offers the lowest fares. Based on Trip.com's flight booking data from the previous 12 months.
American Airlines logo American Airlines
British Airways logo British Airways
Aer Lingus logo Aer Lingus
Lufthansa logo Lufthansa
Ryanair logo Ryanair
Norse Atlantic Airways logo Norse Atlantic Airways
Finnair logo Finnair

Flight Schedule from London to Philadelphia International Airport

Flight info.
Departure
Arrival
Weekly Schedule

  1. FR123

    London Gatwick Airport

    20:50

    LGW

    1h 25m

    Direct

    22:15

    DUB

    S M T W T F S
    Search

  2. EI115

    Dublin Airport

    16:10

    DUB

    7h 45m

    Direct

    18:55

    PHL

    S M T W T F S

  3. FR203

    London Stansted Airport

    16:30

    STN

    1h 20m

    Direct

    17:50

    DUB

    S M T W T F S
    Search

  4. AA723

    Dublin Airport

    11:30

    DUB

    7h 30m

    Direct

    14:00

    PHL

    S M T W T F S

  5. FR205

    London Stansted Airport

    17:30

    STN

    1h 20m

    Direct

    18:50

    DUB

    S M T W T F S
    Search

  6. AA723

    Dublin Airport

    11:30

    DUB

    7h 30m

    Direct

    14:00

    PHL

    S M T W T F S

  7. FR341

    London Luton Airport

    19:05

    LTN

    1h 20m

    Direct

    20:25

    DUB

    S M T W T F -
    Search

  8. AA723

    Dublin Airport

    11:30

    DUB

    7h 30m

    Direct

    14:00

    PHL

    S M T W T F S

  9. FR331

    London Luton Airport

    13:50

    LTN

    1h 20m

    Direct

    15:10

    DUB

    S M T W T F S
    Search

  10. EI115

    Dublin Airport

    16:10

    DUB

    7h 45m

    Direct

    18:55

    PHL

    S M T W T F S

  11. FR256

    London Stansted Airport

    13:00

    STN

    1h 20m

    Direct

    14:20

    DUB

    S - T - T - S
    Search

  12. EI115

    Dublin Airport

    16:10

    DUB

    7h 45m

    Direct

    18:55

    PHL

    S M T W T F S

  13. FR203

    London Stansted Airport

    16:30

    STN

    1h 20m

    Direct

    17:50

    DUB

    S M T W T F S
    Search

  14. EI115

    Dublin Airport

    16:10

    DUB

    7h 45m

    Direct

    18:55

    PHL

    S M T W T F S

  15. FR271

    London Stansted Airport

    16:00

    STN

    1h 20m

    Direct

    17:20

    DUB

    S M T W T F S
    Search

  16. EI115

    Dublin Airport

    16:10

    DUB

    7h 45m

    Direct

    18:55

    PHL

    S M T W T F S

  17. Z0783

    London Gatwick Airport

    12:35

    LGW

    9h 40m

    Direct

    18:15

    MCO

    S - T - T F S
    Search

  18. F92508

    Orlando International Airport

    21:36

    MCO

    2h 33m

    Direct

    00:09

    PHL

    S M T - T F S

  19. Z0783

    London Gatwick Airport

    12:35

    LGW

    9h 40m

    Direct

    18:15

    MCO

    S - T - T F S
    Search

  20. F93856

    Orlando International Airport

    11:05

    MCO

    2h 30m

    Direct

    13:35

    PHL

    S M T W T F S
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What to know about flights from London to Philadelphia International Airport?

Cheapest return ticket price £611
Cheapest one-way flight price £287
Off-season travel month August
Peak season for travel January

FAQs for London to Philadelphia International Airport Flights

  • When are flight tickets from London (LON) to Philadelphia (PHL) the cheapest?

    Airlines adjust prices for flights from London to Philadelphia based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • According to Trip.com's data, the lowest price is around £1,060.
  • A flight from London (LON) to Philadelphia (PHL) takes an average of 7 hours 59 minutes.
  • Airlines with flights from London (LON) to Philadelphia (PHL): Iberia, American Airlines, Malaysia Airlines, Aer Lingus, British Airways and Finnair.
  • American Airlines operates 4 direct flights from London (LON) to Philadelphia (PHL).
  • There are 2 airport(s) in Philadelphia (PHL): Philadelphia International Airport and Trenton Mercer Airport.
  • One-way flights from London to Philadelphia International Airport currently start from £287, and round-trip fares start from £529. The lowest fare is currently available on flights operated by Norse Atlantic Airways departing on Sat, Nov 21. Fares are subject to change based on availability.
  • Flights from London to Philadelphia International Airport are usually cheapest in August, with an average one-way fare of about £538.
  • A direct flight from London to Philadelphia International Airport takes about 7 hours 19 minutes on average. Actual flight time may vary depending on the route, weather and air traffic.
  • Enter your London and Philadelphia International Airport, select your departure date and number of passengers, then compare flights by price, flight duration and baggage allowance. Once you've chosen a fare, review the change and cancellation policy, fill in your passenger details and pay to receive your booking confirmation.
  • Yes. American Airlines and British Airways operate direct flights from London to Philadelphia International Airport. The flight time is approximately 7 hours 15 minutes, with about 21 flights per week. Actual flight frequency may vary by season.
  • The latest flight from London to Philadelphia International Airport departs at 13:45, with approximately 4 flights per day. Flight schedules may change, so please check the latest departure times before travelling.
  • Philadelphia has 1 airports reachable by flights departing from London, including Philadelphia International Airport. When choosing an airport, consider its distance to the city centre and route coverage.

Find Cheap Flights with Trip.com

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

Book with no extra fees

Prices displayed on this page are all-inclusive (including taxes, fuel surcharges, civil aviation development fund, etc.), with all fees confirmed before payment. Fees for luggage, meals, Wi-Fi, 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 have been updated within the last 24 hours—sometimes even in real time. The more popular the route, the more accurate the data.

Change & Cancellation Policy

Trip.com shows the cancellation and change policies for each flight ticket during the booking process, including any fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply according to the airline's ticket policy.
Cancellation/change due to a flight schedule change:
If the flight schedule has changed 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 visit the customer support pages.