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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 £241 and round-trip from £570. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      PHL 18:45
      7h 5m
      LHR 06:50
      Philadelphia - London | Fri, Oct 23 | British Airways
      LHR 13:10
      8h 5m
      PHL 17:15
      London - Philadelphia | Wed, Oct 28 | British Airways
      £603 £905
      33% off
      33% off
      £905 £603
    • PHL 19:35
      7h 15m
      LHR 07:50
      Philadelphia - London | Fri, Oct 23 | American Airlines
      LHR 10:35
      8h
      PHL 14:35
      London - Philadelphia | Wed, Oct 28 | American Airlines
      £609 £905
      33% off
      33% off
      £905 £609
    • PHL 22:10
      7h 10m
      LHR 10:20
      Philadelphia - London | Fri, Oct 23 | Finnair
      LHR 10:35
      8h
      PHL 14:35
      London - Philadelphia | Wed, Oct 28 | Finnair
      £623 £905
      31% off
      31% off
      £905 £623
    • PHL 16:20
      11h 15m
      LHR 08:35
      Philadelphia - London | Fri, Oct 23 | Air Canada
      LHR 13:00
      29h 44m
      PHL 14:44
      London - Philadelphia | Wed, Oct 28 | Air Canada
      £570
      37% off
      £905 £570
    • PHL 12:15
      13h 10m
      LHR 06:25
      Philadelphia - London | Fri, Oct 23 | Virgin Atlantic
      LHR 09:40
      14h 23m
      PHL 20:03
      London - Philadelphia | Wed, Oct 28 | Virgin Atlantic
      £596
      34% off
      £905 £596
    • PHL 18:45
      7h 5m
      LHR 06:50
      Philadelphia - London | Fri, Oct 23 | Iberia
      LHR 07:30
      12h 20m
      PHL 15:50
      London - Philadelphia | Wed, Oct 28 | Iberia
      £600
      34% off
      £905 £600
    • PHL 05:20
      20h 5m
      LHR 06:25
      Philadelphia - London | Fri, Oct 23 | Delta Air Lines
      LHR 11:20
      11h 58m
      PHL 19:18
      London - Philadelphia | Wed, Oct 28 | Delta Air Lines
      £607
      33% off
      £905 £607
    • PHL 15:25
      10h 5m
      LHR 06:30
      Philadelphia - London | Fri, Oct 23 | Lufthansa
      LHR 13:00
      29h 44m
      PHL 14:44
      London - Philadelphia | Wed, Oct 28 | Lufthansa
      £628
      31% off
      £905 £628
    • PHL 12:32
      13h 38m
      LHR 07:10
      Philadelphia - London | Fri, Oct 23 | Air France
      LHR 09:50
      18h
      PHL 23:50
      London - Philadelphia | Wed, Oct 28 | Air France
      £634
      30% off
      £905 £634
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      LON 15:00
      6h
      Direct
      PHL 16:00
      London - Philadelphia | Wed, Oct 21 | Normal Airline
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    • Cheapest
      PHL 17:29
      10h 16m
      1 stop
      LHR 07:45
      Philadelphia - London | Tue, Oct 27 | Delta Air Lines
      £241 £1,302
      81% off
      81% off
      £1,302 £241
    • Cheapest
      PHL 16:29
      10h 21m
      1 stop
      LHR 06:50
      Philadelphia - London | Wed, Oct 28 | Delta Air Lines
      £241 £1,302
      81% off
      81% off
      £1,302 £241
    • PHL 15:10
      34h 55m
      1 stop
      LHR 07:05
      Philadelphia - London | Fri, Nov 13 | Virgin Atlantic
      £258 £400
      36% off
      36% off
      £400 £258
    • PHL 20:00
      9h 50m
      1 stop
      LHR 10:50
      Philadelphia - London | Sat, Dec 5 | United Airlines
      £259
      35% off
      £400 £259
    • PHL 06:35
      21h 25m
      1 stop
      LHR 09:00
      Philadelphia - London | Sat, Dec 5 | Delta Air Lines
      £259
      35% off
      £400 £259
    • PHL 18:13
      33h 47m
      1 stop
      LHR 09:00
      Philadelphia - London | Fri, Nov 13 | Delta Air Lines
      £261
      35% off
      £400 £261
    • PHL 15:20
      10h 50m
      1 stop
      LHR 07:10
      Philadelphia - London | Sat, Dec 5 | Air Canada
      £266
      34% off
      £400 £266
    • PHL 06:15
      19h 50m
      1 stop
      LHR 07:05
      Philadelphia - London | Sat, Dec 5 | Virgin Atlantic
      £267
      33% off
      £400 £267
    • PHL 09:15
      21h 5m
      1 stop
      LHR 11:20
      Philadelphia - London | Sat, Dec 5 | Lufthansa
      £273
      32% off
      £400 £273
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      £478 £881
      46% off
      46% off
      £881 £478
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      £480 £881
      46% off
      46% off
      £881 £480
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      £480 £881
      46% off
      46% off
      £881 £480
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      £482
      45% off
      £881 £482
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      £497
      44% off
      £881 £497
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Fri, Nov 20 | American Airlines
      £520
      41% off
      £881 £520
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Thu, Dec 24 | American Airlines
      £525
      40% off
      £881 £525
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | American Airlines
      £525
      40% off
      £881 £525
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | Iberia
      £543
      38% off
      £881 £543
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      £478 £1,302
      63% off
      63% off
      £1,302 £478
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      £480 £1,302
      63% off
      63% off
      £1,302 £480
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      £480 £1,302
      63% off
      63% off
      £1,302 £480
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      £482
      63% off
      £1,302 £482
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      £497
      62% off
      £1,302 £497
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Fri, Nov 20 | American Airlines
      £520
      60% off
      £1,302 £520
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | American Airlines
      £525
      60% off
      £1,302 £525
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Thu, Dec 24 | American Airlines
      £525
      60% off
      £1,302 £525
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | Iberia
      £543
      57% off
      £1,302 £543
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
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    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Dec 16 | American Airlines
      £625 £1,355
      54% off
      54% off
      £1,355 £625
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Thu, Dec 17 | Iberia
      £744 £1,355
      45% off
      45% off
      £1,355 £744
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 7 | British Airways
      £903 £1,355
      33% off
      33% off
      £1,355 £903
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 1 | British Airways
      £905
      33% off
      £1,355 £905
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 25 | British Airways
      £915
      32% off
      £1,355 £915
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 6 | Iberia
      £924
      32% off
      £1,355 £924
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 4 | British Airways
      £876
      35% off
      £1,355 £876
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 4 | Iberia
      £875
      35% off
      £1,355 £875
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 28 | Finnair
      £589
      56% off
      £1,355 £589
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
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    • Cheapest nonstop
      PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Fri, Oct 23 | American Airlines
      £289 £1,350
      79% off
      79% off
      £1,350 £289
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Fri, Oct 23 | Iberia
      £295 £1,350
      78% off
      78% off
      £1,350 £295
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Thu, Oct 22 | American Airlines
      £303 £1,350
      78% off
      78% off
      £1,350 £303
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Thu, Oct 22 | Iberia
      £404
      70% off
      £1,350 £404
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Wed, Oct 21 | American Airlines
      £881
      35% off
      £1,350 £881
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Sun, Oct 18 | American Airlines
      £889
      34% off
      £1,350 £889
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Tue, Oct 20 | American Airlines
      £890
      34% off
      £1,350 £890
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Oct 19 | American Airlines
      £913
      32% off
      £1,350 £913
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Mon, Oct 19 | Iberia
      £923
      32% off
      £1,350 £923
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | 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 £420. It is best to avoid June, when the average price can reach £863.

£863
£642
£420
£199
    Cheapest
  • £545
    Oct
  • £633
    Nov
  • £611
    Dec
  • £420
    Jan
  • £534
    Feb
  • £484
    Mar
  • £558
    Apr
  • £769
    May
  • £863
    Jun
  • £616
    Jul
  • £567
    Aug
  • £573
    Sep

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.

£857
£658
£458
£259
    Cheapest
  • £511
    Mon
  • £642
    Tue
  • £857
    Wed
  • £665
    Thu
  • £544
    Fri
  • £458
    Sat
  • £612
    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 Virgin Atlantic (from £258) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Virgin Atlantic
From £258
Delta Air Lines
From £259
United Airlines
From £259
Air Canada
From £266
Lufthansa
From £273
Iberia
From £276
American Airlines
From £279
British Airways
From £281
KLM
From £284
Air France
From £284

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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. IB3518

    Philadelphia International Airport

    18:45

    PHL

    7h 5m

    06:50

    LHR

    S M T W T F S
    Search

  2. BA066

    Philadelphia International Airport

    18:45

    PHL

    7h 5m

    06:50

    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

    22:05

    PHL

    7h 15m

    10:20

    LHR

    S M T W T F S
    Search

  5. UA4040

    Philadelphia International Airport

    20:00

    PHL

    1h 8m

    Direct

    21:08

    IAD

    S - - - - - -
    Search

  6. UA924

    Dulles International Airport

    22:10

    IAD

    7h 30m

    Direct

    10:40

    LHR

    S M T W T F S

  7. VS2463

    Philadelphia International Airport

    09:42

    PHL

    1h 45m

    Direct

    11:27

    DTW

    S M T W T F S
    Search

  8. VS4038

    Detroit Metropolitan Wayne County Airport

    18:45

    DTW

    7h 25m

    Direct

    07:10

    LHR

    S M T W T F S

  9. DL2279

    Philadelphia International Airport

    14:12

    PHL

    2h 15m

    Direct

    16:27

    ATL

    S M T W T F S
    Search

  10. DL5998

    Hartsfield–Jackson Atlanta International Airport

    18:25

    ATL

    8h

    Direct

    07:25

    LHR

    S M T W T F S

  11. AY3604

    Philadelphia International Airport

    12:38

    PHL

    3h 50m

    Direct

    15:28

    DFW

    - - - - - F -
    Search

  12. AY3740

    Dallas Fort Worth International Airport

    17:50

    DFW

    9h 15m

    Direct

    09:05

    LHR

    S M T W T F S

  13. VS2664

    Philadelphia International Airport

    17:19

    PHL

    2h 19m

    Direct

    19:38

    ATL

    S M T W T F S
    Search

  14. VS4067

    Hartsfield–Jackson Atlanta International Airport

    23:55

    ATL

    8h 20m

    Direct

    13:15

    LHR

    - - - W T F S

  15. AF8527

    Philadelphia International Airport

    14:12

    PHL

    2h 15m

    Direct

    16:27

    ATL

    - - - - T - -
    Search

  16. AF3553

    Hartsfield–Jackson Atlanta International Airport

    22:05

    ATL

    8h 15m

    Direct

    11:20

    LHR

    S M T W T - 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 £241
Cheapest return ticket price £570

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 12 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 18:45, and the last departs at 22:40, with about 4 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 £983 in October, 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 £258, and round-trip fares start from £570. The current lowest fare is a Virgin Atlantic flight departing on Fri, Nov 13; 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 15 minutes, and around 20 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 £759. Prices may vary depending on the departure date, airline, and availability.
  • Philadelphia International Airport to Heathrow Airport operates around 22 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.

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.