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Philadelphia International Airport to Heathrow Airport flight

Explore the cheapest one-way and round-trip flights from Philadelphia International Airport to Heathrow Airport over the next 90 days, with one-way fares from US$344 and round-trip from US$761. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Sat, Nov 14 | British Airways
      LHR 13:10
      8h 5m
      Direct
      PHL 17:15
      London - Philadelphia | Thu, Nov 19 | British Airways
      US$804 US$962
      16% off
      16% off
      US$962 US$804
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Nov 14 | American Airlines
      LHR 10:35
      8h
      Direct
      PHL 14:35
      London - Philadelphia | Thu, Nov 19 | American Airlines
      US$812 US$962
      16% off
      16% off
      US$962 US$812
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Sat, Nov 14 | Finnair
      LHR 10:35
      8h
      Direct
      PHL 14:35
      London - Philadelphia | Thu, Nov 19 | Finnair
      US$831 US$962
      14% off
      14% off
      US$962 US$831
    • PHL 16:20
      11h 15m
      1 stop
      LHR 08:35
      Philadelphia - London | Sat, Nov 14 | Air Canada
      LHR 13:00
      29h 44m
      1 stop
      PHL 14:44
      London - Philadelphia | Thu, Nov 19 | Air Canada
      US$761
      21% off
      US$962 US$761
    • PHL 12:15
      13h 10m
      1 stop
      LHR 06:25
      Philadelphia - London | Sat, Nov 14 | Virgin Atlantic
      LHR 09:40
      14h 23m
      1 stop
      PHL 20:03
      London - Philadelphia | Thu, Nov 19 | Virgin Atlantic
      US$795
      17% off
      US$962 US$795
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Sat, Nov 14 | Iberia
      LHR 07:30
      12h 20m
      1 stop
      PHL 15:50
      London - Philadelphia | Thu, Nov 19 | Iberia
      US$801
      17% off
      US$962 US$801
    • PHL 05:20
      20h 5m
      1 stop
      LHR 06:25
      Philadelphia - London | Sat, Nov 14 | Delta Air Lines
      LHR 11:20
      11h 58m
      1 stop
      PHL 19:18
      London - Philadelphia | Thu, Nov 19 | Delta Air Lines
      US$810
      16% off
      US$962 US$810
    • PHL 15:25
      10h 5m
      1 stop
      LHR 06:30
      Philadelphia - London | Sat, Nov 14 | Lufthansa
      LHR 13:00
      29h 44m
      1 stop
      PHL 14:44
      London - Philadelphia | Thu, Nov 19 | Lufthansa
      US$838
      13% off
      US$962 US$838
    • PHL 12:32
      13h 38m
      1 stop
      LHR 07:10
      Philadelphia - London | Sat, Nov 14 | Air France
      LHR 09:50
      18h
      1 stop
      PHL 23:50
      London - Philadelphia | Thu, Nov 19 | Air France
      US$845
      12% off
      US$962 US$845
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
      LON 15:00
      6h
      Direct
      PHL 16:00
      London - Philadelphia | Thu, Nov 12 | Normal Airline
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    • Cheapest
      PHL 15:10
      34h 55m
      1 stop
      LHR 07:05
      Philadelphia - London | Sun, Nov 29 | Virgin Atlantic
      US$344 US$426
      19% off
      19% off
      US$426 US$344
    • PHL 20:00
      9h 50m
      1 stop
      LHR 10:50
      Philadelphia - London | Mon, Dec 21 | United Airlines
      US$345 US$426
      19% off
      19% off
      US$426 US$345
    • PHL 06:35
      21h 25m
      1 stop
      LHR 09:00
      Philadelphia - London | Mon, Dec 21 | Delta Air Lines
      US$345 US$426
      19% off
      19% off
      US$426 US$345
    • PHL 18:13
      33h 47m
      1 stop
      LHR 09:00
      Philadelphia - London | Sun, Nov 29 | Delta Air Lines
      US$348
      18% off
      US$426 US$348
    • PHL 15:20
      10h 50m
      1 stop
      LHR 07:10
      Philadelphia - London | Mon, Dec 21 | Air Canada
      US$354
      17% off
      US$426 US$354
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Feb 3 | American Airlines
      US$355
      56% off
      US$820 US$355
    • PHL 06:15
      19h 50m
      1 stop
      LHR 07:05
      Philadelphia - London | Mon, Dec 21 | Virgin Atlantic
      US$356
      16% off
      US$426 US$356
    • PHL 09:15
      21h 5m
      1 stop
      LHR 11:20
      Philadelphia - London | Mon, Dec 21 | Lufthansa
      US$364
      15% off
      US$426 US$364
    • PHL 11:00
      27h
      1 stop
      LHR 19:00
      Philadelphia - London | Sun, Nov 29 | Iberia
      US$369
      13% off
      US$426 US$369
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
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    • Cheapest nonstop
      PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Feb 3 | American Airlines
      US$355 US$1,000
      65% off
      65% off
      US$1,000 US$355
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 14 | American Airlines
      US$626 US$1,000
      37% off
      37% off
      US$1,000 US$626
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      US$627 US$1,000
      37% off
      37% off
      US$1,000 US$627
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      US$631
      37% off
      US$1,000 US$631
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Dec 16 | American Airlines
      US$641
      36% off
      US$1,000 US$641
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      US$641
      36% off
      US$1,000 US$641
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Tue, Dec 15 | American Airlines
      US$641
      36% off
      US$1,000 US$641
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      US$651
      35% off
      US$1,000 US$651
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      US$657
      34% off
      US$1,000 US$657
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
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    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 21 | Iberia
      US$374 US$426
      12% off
      12% off
      US$426 US$374
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 21 | British Airways
      US$374 US$426
      12% off
      12% off
      US$426 US$374
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 14 | British Airways
      US$634 US$1,517
      57% off
      57% off
      US$1,517 US$634
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Dec 16 | American Airlines
      US$641
      57% off
      US$1,517 US$641
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      US$651
      21% off
      US$820 US$651
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      US$657
      20% off
      US$820 US$657
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 28 | Finnair
      US$786
      48% off
      US$1,517 US$786
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Thu, Dec 17 | Iberia
      US$986
      35% off
      US$1,517 US$986
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 22 | Finnair
      US$1,038
      32% off
      US$1,517 US$1,038
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
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    • Cheapest nonstop
      PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Nov 11 | American Airlines
      US$1,188 US$1,530
      22% off
      22% off
      US$1,530 US$1,188
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Nov 15 | American Airlines
      US$1,188 US$1,530
      22% off
      22% off
      US$1,530 US$1,188
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Nov 9 | American Airlines
      US$1,189 US$1,530
      22% off
      22% off
      US$1,530 US$1,189
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Sun, Nov 15 | Iberia
      US$1,216
      21% off
      US$1,530 US$1,216
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Nov 9 | Iberia
      US$1,225
      20% off
      US$1,530 US$1,225
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Thu, Nov 12 | British Airways
      US$1,228
      20% off
      US$1,530 US$1,228
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Thu, Nov 12 | American Airlines
      US$1,239
      19% off
      US$1,530 US$1,239
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Fri, Nov 13 | British Airways
      US$1,250
      18% off
      US$1,530 US$1,250
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Sat, Nov 14 | British Airways
      US$1,269
      17% off
      US$1,530 US$1,269
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
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    • Cheapest nonstop
      PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Feb 3 | American Airlines
      US$355 US$820
      56% off
      56% off
      US$820 US$355
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 21 | Iberia
      US$374 US$426
      12% off
      12% off
      US$426 US$374
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 21 | British Airways
      US$374 US$426
      12% off
      12% off
      US$426 US$374
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 14 | American Airlines
      US$626
      24% off
      US$820 US$626
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      US$627
      24% off
      US$820 US$627
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      US$631
      23% off
      US$820 US$631
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 14 | British Airways
      US$634
      57% off
      US$1,517 US$634
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Dec 16 | American Airlines
      US$641
      22% off
      US$820 US$641
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      US$641
      22% off
      US$820 US$641
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Tue, Nov 10 | Normal Airline
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Displayed flight fares from Philadelphia to London are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

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

What is the cheapest month to fly from Philadelphia International Airport to Heathrow Airport?

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

Based on Trip.com's data from the past 12 months, the cheapest one-way flights from Philadelphia International Airport to Heathrow Airport are usually in January, with an average price of US$561. It is best to avoid October, when the average price can reach US$1,341.

US$1,341
US$951
US$561
US$171
    Cheapest
  • US$845
    Nov
  • US$816
    Dec
  • US$561
    Jan
  • US$713
    Feb
  • US$646
    Mar
  • US$744
    Apr
  • US$1,026
    May
  • US$1,151
    Jun
  • US$822
    Jul
  • US$756
    Aug
  • US$764
    Sep
  • US$1,341
    Oct

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

The data is based on the past 12 months and shows the average ticket prices from Philadelphia International Airport to Heathrow 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 day from Philadelphia International Airport to Heathrow Airport is Saturday, with average prices usually lower than other days. Avoid departing on Wednesday as prices are typically highest on that day.

US$1,189
US$901
US$612
US$324
    Cheapest
  • US$682
    Mon
  • US$948
    Tue
  • US$1,189
    Wed
  • US$887
    Thu
  • US$935
    Fri
  • US$612
    Sat
  • US$769
    Sun

Which airline offers the cheapest flights from Philadelphia International Airport to Heathrow Airport?

The cheapest airline flying from Philadelphia International Airport to Heathrow Airport is Frontier Airlines (from US$363) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From US$363
Virgin Atlantic
From US$373
Jetblue Airways
From US$386
Delta Air Lines
From US$391
KLM
From US$400
Air France
From US$400
Air Canada
From US$442
American Airlines
From US$444
United Airlines
From US$444
Lufthansa
From US$451

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What is the flight schedule from Philadelphia International Airport to Heathrow Airport?

Check the schedule for flights from Philadelphia to London and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. BA066

    Philadelphia International Airport

    18:35

    PHL

    7h

    06:35

    LHR

    S M T W T F S
    Search

  2. AY5466

    Philadelphia International Airport

    18:45

    PHL

    6h 5m

    05:50

    LHR

    S M T W T F S
    Search

  3. AA728

    Philadelphia International Airport

    19:35

    PHL

    7h 15m

    07:50

    LHR

    S M T W T F S
    Search

  4. IB4664

    Philadelphia International Airport

    19:35

    PHL

    7h 15m

    07:50

    LHR

    S M T W T F S
    Search

  5. KL5928

    Philadelphia International Airport

    16:20

    PHL

    1h 27m

    Direct

    17:47

    BOS

    S M T W T F S
    Search

  6. KL4817

    Boston Logan International Airport

    23:11

    BOS

    6h 44m

    Direct

    10:55

    LHR

    S M T W T F S

  7. EI114

    Philadelphia International Airport

    21:25

    PHL

    6h 50m

    Direct

    08:15

    DUB

    S M T W T F S
    Search

  8. EI154

    Dublin Airport

    07:30

    DUB

    1h 35m

    Direct

    09:05

    LHR

    S M T W T F S

  9. AC8862

    Philadelphia International Airport

    15:35

    PHL

    1h 37m

    Direct

    17:12

    YUL

    S - T - T F S
    Search

  10. AC864

    Montréal-Pierre Elliott Trudeau International Airport

    20:10

    YUL

    7h

    Direct

    07:10

    LHR

    S M T W T F S

  11. AC8862

    Philadelphia International Airport

    15:35

    PHL

    1h 37m

    Direct

    17:12

    YUL

    S - T - T F S
    Search

  12. LH6839

    Montréal-Pierre Elliott Trudeau International Airport

    22:10

    YUL

    6h 50m

    Direct

    10:00

    LHR

    S M T W T F S

  13. DL2279

    Philadelphia International Airport

    14:12

    PHL

    2h 15m

    Direct

    16:27

    ATL

    S M T W T F S
    Search

  14. DL5998

    Hartsfield–Jackson Atlanta International Airport

    18:25

    ATL

    7h

    Direct

    06:25

    LHR

    S M T W T F S

  15. BA1579

    Philadelphia International Airport

    18:30

    PHL

    7h

    Direct

    06:30

    DUB

    S M T W T F S
    Search

  16. BA831

    Dublin Airport

    13:05

    DUB

    1h 30m

    Direct

    14:35

    LHR

    S M T W T F S
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About Philadelphia International Airport and Heathrow Airport

Learn about Philadelphia International Airport (PHL) and Heathrow Airport (LHR) — including location, terminals, transportation, and travel tips.

Flight distance 5,696.58km
Cheapest one-way ticket price US$344
Cheapest return ticket price US$761

FAQs for Philadelphia International Airport to Heathrow Airport Flights

  • How long is the flight from Philadelphia International Airport to Heathrow Airport?

    Philadelphia International Airport to Heathrow Airport takes about 6 hours 37 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 7 daily flights from Philadelphia International Airport (PHL) to Heathrow Airport (LHR).
  • The earliest flight from Philadelphia International Airport to Heathrow Airport departs at 18:35, and the last departs at 20:25, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Philadelphia International Airport (PHL) to Heathrow Airport (LHR) is quite popular. Without considering departure times or holidays, tickets cost around US$1,295 in January, the most expensive month to book this route.
    • The distance from London Gatwick Airport to downtown is about 39km, by taxi about 50 minutes.
    • The distance from Heathrow Airport to downtown is about 23km, by taxi about 40 minutes.
    • The distance from London Luton Airport to downtown is about 44km, by taxi about 1 hour.
  • British Airways is a very popular airline operating an average of 1993 flights per month.
  • One-way flights from Philadelphia International Airport to Heathrow Airport currently start from US$344, and round-trip fares start from US$761. The current lowest fare is a Virgin Atlantic flight departing on Sun, Nov 29; prices may vary depending on availability.
  • Yes. American Airlines and British Airways operate direct flights from Philadelphia International Airport to Heathrow Airport, with an average flight time of 6 hours 25 minutes, and around 14 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Philadelphia International Airport to Heathrow Airport is US$1,026. Prices may vary depending on the departure date, airline, and availability.
  • Philadelphia International Airport to Heathrow Airport operates around 14 weekly flights, mainly by American Airlines and British Airways. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Philadelphia International Airport and Heathrow 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 refund rules, fill in passenger details, and pay to receive your booking confirmation.

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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 on 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, 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 were updated within the 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.