Trip.com
>
Cheap Flights
>
United Kingdom
>
Greater London
>
London
>
Philadelphia to London flight
>
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 CAD 454 and round-trip from CAD 1,075. 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
      CAD 1,136 CAD 1,703
      33% off
      33% off
      CAD 1,703 CAD 1,136
    • 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
      CAD 1,147 CAD 1,703
      33% off
      33% off
      CAD 1,703 CAD 1,147
    • 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
      CAD 1,174 CAD 1,703
      31% off
      31% off
      CAD 1,703 CAD 1,174
    • 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
      CAD 1,075
      37% off
      CAD 1,703 CAD 1,075
    • 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
      CAD 1,122
      34% off
      CAD 1,703 CAD 1,122
    • 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
      CAD 1,131
      34% off
      CAD 1,703 CAD 1,131
    • 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
      CAD 1,144
      33% off
      CAD 1,703 CAD 1,144
    • 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
      CAD 1,183
      31% off
      CAD 1,703 CAD 1,183
    • 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
      CAD 1,194
      30% off
      CAD 1,703 CAD 1,194
    • 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
      Find more flights
      Find more flights
    • Cheapest
      PHL 17:29
      10h 16m
      1 stop
      LHR 07:45
      Philadelphia - London | Tue, Oct 27 | Delta Air Lines
      CAD 454 CAD 2,454
      81% off
      81% off
      CAD 2,454 CAD 454
    • Cheapest
      PHL 16:29
      10h 21m
      1 stop
      LHR 06:50
      Philadelphia - London | Wed, Oct 28 | Delta Air Lines
      CAD 454 CAD 2,454
      81% off
      81% off
      CAD 2,454 CAD 454
    • PHL 15:10
      34h 55m
      1 stop
      LHR 07:05
      Philadelphia - London | Sat, Nov 7 | Virgin Atlantic
      CAD 485 CAD 755
      36% off
      36% off
      CAD 755 CAD 485
    • PHL 20:00
      9h 50m
      1 stop
      LHR 10:50
      Philadelphia - London | Sun, Nov 29 | United Airlines
      CAD 488
      35% off
      CAD 755 CAD 488
    • PHL 06:35
      21h 25m
      1 stop
      LHR 09:00
      Philadelphia - London | Sun, Nov 29 | Delta Air Lines
      CAD 488
      35% off
      CAD 755 CAD 488
    • PHL 18:13
      33h 47m
      1 stop
      LHR 09:00
      Philadelphia - London | Sat, Nov 7 | Delta Air Lines
      CAD 492
      35% off
      CAD 755 CAD 492
    • PHL 15:20
      10h 50m
      1 stop
      LHR 07:10
      Philadelphia - London | Sun, Nov 29 | Air Canada
      CAD 500
      34% off
      CAD 755 CAD 500
    • PHL 06:15
      19h 50m
      1 stop
      LHR 07:05
      Philadelphia - London | Sun, Nov 29 | Virgin Atlantic
      CAD 503
      33% off
      CAD 755 CAD 503
    • PHL 09:15
      21h 5m
      1 stop
      LHR 11:20
      Philadelphia - London | Sun, Nov 29 | Lufthansa
      CAD 514
      32% off
      CAD 755 CAD 514
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      CAD 901 CAD 2,454
      63% off
      63% off
      CAD 2,454 CAD 901
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      CAD 905 CAD 2,454
      63% off
      63% off
      CAD 2,454 CAD 905
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      CAD 905 CAD 2,454
      63% off
      63% off
      CAD 2,454 CAD 905
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      CAD 907
      63% off
      CAD 2,454 CAD 907
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      CAD 937
      62% off
      CAD 2,454 CAD 937
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Fri, Nov 20 | American Airlines
      CAD 979
      60% off
      CAD 2,454 CAD 979
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | American Airlines
      CAD 990
      60% off
      CAD 2,454 CAD 990
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Thu, Dec 24 | American Airlines
      CAD 990
      60% off
      CAD 2,454 CAD 990
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | Iberia
      CAD 1,023
      57% off
      CAD 2,454 CAD 1,023
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Wed, Dec 16 | American Airlines
      CAD 1,178 CAD 2,555
      54% off
      54% off
      CAD 2,555 CAD 1,178
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Thu, Dec 17 | Iberia
      CAD 1,402 CAD 2,555
      45% off
      45% off
      CAD 2,555 CAD 1,402
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 7 | British Airways
      CAD 1,702 CAD 2,555
      33% off
      33% off
      CAD 2,555 CAD 1,702
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 1 | British Airways
      CAD 1,706
      33% off
      CAD 2,555 CAD 1,706
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 25 | British Airways
      CAD 1,725
      32% off
      CAD 2,555 CAD 1,725
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 6 | Iberia
      CAD 1,741
      32% off
      CAD 2,555 CAD 1,741
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 4 | British Airways
      CAD 1,650
      35% off
      CAD 2,555 CAD 1,650
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Wed, Nov 4 | Iberia
      CAD 1,649
      35% off
      CAD 2,555 CAD 1,649
    • PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Mon, Dec 28 | Finnair
      CAD 1,110
      56% off
      CAD 2,555 CAD 1,110
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Thu, Oct 22 | American Airlines
      CAD 570 CAD 2,765
      79% off
      79% off
      CAD 2,765 CAD 570
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Thu, Oct 22 | Iberia
      CAD 761 CAD 2,765
      72% off
      72% off
      CAD 2,765 CAD 761
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Wed, Oct 21 | American Airlines
      CAD 1,660 CAD 2,765
      40% off
      40% off
      CAD 2,765 CAD 1,660
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Sun, Oct 18 | American Airlines
      CAD 1,676
      39% off
      CAD 2,765 CAD 1,676
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Tue, Oct 20 | American Airlines
      CAD 1,677
      39% off
      CAD 2,765 CAD 1,677
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Oct 19 | American Airlines
      CAD 1,680
      39% off
      CAD 2,765 CAD 1,680
    • PHL 20:25
      7h 25m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Oct 24 | American Airlines
      CAD 1,749
      37% off
      CAD 2,765 CAD 1,749
    • PHL 22:10
      7h 10m
      Direct
      LHR 10:20
      Philadelphia - London | Fri, Oct 23 | American Airlines
      CAD 1,752
      37% off
      CAD 2,765 CAD 1,752
    • PHL 18:45
      7h 5m
      Direct
      LHR 06:50
      Philadelphia - London | Sun, Oct 18 | Iberia
      CAD 1,762
      36% off
      CAD 2,765 CAD 1,762
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      PHL 18:35
      7h
      Direct
      LHR 06:35
      Philadelphia - London | Tue, Dec 15 | British Airways
      CAD 901 CAD 1,660
      46% off
      46% off
      CAD 1,660 CAD 901
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Mon, Dec 28 | American Airlines
      CAD 905 CAD 1,660
      45% off
      45% off
      CAD 1,660 CAD 905
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | American Airlines
      CAD 905 CAD 1,660
      45% off
      45% off
      CAD 1,660 CAD 905
    • PHL 19:50
      7h
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 13 | American Airlines
      CAD 907
      45% off
      CAD 1,660 CAD 907
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sun, Dec 27 | Iberia
      CAD 937
      44% off
      CAD 1,660 CAD 937
    • PHL 19:40
      7h 10m
      Direct
      LHR 07:50
      Philadelphia - London | Fri, Nov 20 | American Airlines
      CAD 979
      41% off
      CAD 1,660 CAD 979
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Thu, Dec 24 | American Airlines
      CAD 990
      40% off
      CAD 1,660 CAD 990
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | American Airlines
      CAD 990
      40% off
      CAD 1,660 CAD 990
    • PHL 19:35
      7h 15m
      Direct
      LHR 07:50
      Philadelphia - London | Sat, Dec 26 | Iberia
      CAD 1,023
      38% off
      CAD 1,660 CAD 1,023
    • PHL 13:00
      17h 25m
      1 stop
      LON 14:00
      Philadelphia - London | Mon, Oct 19 | Normal Airline
      Find more flights
      Find more flights

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 CAD 792. It is best to avoid June, when the average price can reach CAD 1,626.

CAD 1,626
CAD 1,209
CAD 792
CAD 375
    Cheapest
  • CAD 1,026
    Oct
  • CAD 1,193
    Nov
  • CAD 1,152
    Dec
  • CAD 792
    Jan
  • CAD 1,007
    Feb
  • CAD 913
    Mar
  • CAD 1,051
    Apr
  • CAD 1,449
    May
  • CAD 1,626
    Jun
  • CAD 1,161
    Jul
  • CAD 1,068
    Aug
  • CAD 1,079
    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.

CAD 1,615
CAD 1,240
CAD 864
CAD 489
    Cheapest
  • CAD 963
    Mon
  • CAD 1,210
    Tue
  • CAD 1,615
    Wed
  • CAD 1,253
    Thu
  • CAD 1,026
    Fri
  • CAD 864
    Sat
  • CAD 1,154
    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 CAD 440) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Virgin Atlantic
From CAD 440
Delta Air Lines
From CAD 447
Jetblue Airways
From CAD 474
KLM
From CAD 474
Air France
From CAD 474
Iberia
From CAD 521
Frontier Airlines
From CAD 537
United Airlines
From CAD 545
Air Canada
From CAD 550
American Airlines
From CAD 551

Find more flights and airlines

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. AY3804

    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. B61860

    Philadelphia International Airport

    15:26

    PHL

    2h 1m

    Direct

    17:27

    BOS

    S M T W T F S
    Search

  8. B61620

    Boston Logan International Airport

    18:38

    BOS

    6h 52m

    Direct

    06:30

    LHR

    S M T W T F S

  9. VS2463

    Philadelphia International Airport

    09:42

    PHL

    1h 45m

    Direct

    11:27

    DTW

    S M T W T F S
    Search

  10. VS4038

    Detroit Metropolitan Wayne County Airport

    18:45

    DTW

    7h 25m

    Direct

    07:10

    LHR

    S M T W T F S

  11. EI114

    Philadelphia International Airport

    20:25

    PHL

    6h 50m

    Direct

    08:15

    DUB

    S M T W T - S
    Search

  12. EI156

    Dublin Airport

    08:40

    DUB

    1h 40m

    Direct

    10:20

    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

    8h

    Direct

    07:25

    LHR

    S M T W T F S

  15. AY3604

    Philadelphia International Airport

    12:38

    PHL

    3h 50m

    Direct

    15:28

    DFW

    - - - - - F -
    Search

  16. AY3740

    Dallas Fort Worth International Airport

    17:50

    DFW

    9h 15m

    Direct

    09:05

    LHR

    S M T W T F S
Find more flights and airlines

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 CAD 454
Cheapest return ticket price CAD 1,075

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 CAD 1,853 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 CAD 485, and round-trip fares start from CAD 1,075. The current lowest fare is a Virgin Atlantic flight departing on Sat, Nov 7; 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 CAD 1,430. 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 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.