| Philadelphia London Heathrow | 08/10/24 1 Stopover (ORD) UA2627, UA0920 32h 45min | 08/27/24 1 Stopover (FRA) LH0925, LH4272 12h 30min |  United Airlines |  | ? | $682 Found several days ago | Check |
| Best option Philadelphia London Heathrow | 08/07/24 direct IB4664 07h 00min | 09/06/24 direct IB4673 07h 55min |  Iberia |  | $712 Found several days ago | Check | |
| Philadelphia London Heathrow | 05/29/24 1 Stopover (DUB) EI7004, EI0154 09h 25min | 06/13/24 1 Stopover (DUB) EI0153, EI7159 12h 30min |  Aer Lingus Irish Airlines | | $961 Found several days ago | Check | |
| Philadelphia London Heathrow | 08/07/24 1 Stopover (YUL) UA6616, UA8068 12h 50min | 09/06/24 2 Stopovers (ZRH, ORD) LX0345, LX0006, LX3304 16h 22min | United Airlines |  | ? | $710 Found several days ago | Check |
| Philadelphia London Heathrow | 08/07/24 direct BA0066 07h 10min | 09/06/24 direct BA0067 07h 55min |  British Airways |  | $712 Found several days ago | Check | |
| Philadelphia London Heathrow | 08/07/24 direct AY5466 07h 10min | 09/06/24 direct AY5662 08h 00min |  Finnair |  | $713 Found several days ago | Check | |
| Philadelphia London Heathrow | 08/07/24 direct BA1587 07h 00min | 09/06/24 direct BA0067 07h 55min | British Airways |  | ? | $713 Found several days ago | Check |
| Philadelphia London Heathrow | 08/10/24 1 Stopover (YYZ) AC8933, AC0854 32h 30min | 08/27/24 1 Stopover (FRA) LH0921, LH4272 14h 30min |  Air Canada | | $715 Found several days ago | Check | |
| Philadelphia London Heathrow | 08/07/24 direct BA0066 07h 10min | 09/06/24 direct BA0067 07h 55min | British Airways |  | $719 Found several days ago | Check | |
| Philadelphia London Heathrow | 08/10/24 1 Stopover (YYZ) AC8933, AC0854 32h 30min | 08/27/24 1 Stopover (FRA) LH0921, LH4272 14h 30min | Air Canada | | $722 Found several days ago | Check |
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Booking tips
- Flights
- Flight Routes
- Flights to United Kingdom
- Flights to London
- Flights to London Heathrow
- Flights Philadelphia (PHL) London Heathrow (LHR)
Stops
Airline
- Lufthansa
- United Airlines
- Air Canada
- British Airways
- Finnair
- other
Flight type
- Return
Outbound departure month
- May 2024
- July 2024
- August 2024
Outbound weekday
- Tuesday
- Wednesday
- Friday
- Saturday
Return departure month
- May 2024
- June 2024
- August 2024
- September 2024
Return weekday
- Tuesday
- Thursday
- Friday
- Saturday
Change in
- Frankfurt-Main
- Toronto - Lester B. Pearson International Airport
- Montréal-Pierre Elliott Trudeau International Airport
- Boston Logan International Airport, MA
- Chicago O'Hare International Airport, IL
- Dublin
- Reykjavik-Keflavik International
Tips and tricks to help you find cheap flights from Philadelphia to London Heathrow
Favorite airline: Aer Lingus
Flight tickets on the route Philadelphia – London Heathrow are most frequently booked with Aer Lingus.
Aer Lingus
26 %
United Airlines
25 %
British Airways
16 %
Direct flights are cheaper
Direct flights on this route are $21.00 cheaper on average than flights with a stopover.
non stop flight
1 stop
2 stops
07h 05min
29h 10min
31h 12min
$578
$599
$602
Favourite connection: via Dublin
When booking flights from Philadelphia to London Heathrow 35 % of travelers prefer to fly via Dublin.
Route
bookings
1 stopover Dublin
10h 35min, from $719
35 %
1 stopover Montréal-Pierre Elliott Trudeau International Airport
09h 50min, from $678
25 %
Direct flights
07h 05min, from $578
20 %
Flight information: Philadelphia - London Heathrow
| Roundtrip from | $681.55 |
|---|---|
| Flight duration | min. 07:00 / max. 07:25 |
| Return flight duration | min. 08:10/ max. 08:45 |
| Distance | 5696 km |
| Flights per week | 24 |
| Departure airport | Philadelphia International Airport, PA (PHL) |
| Arrival airport | London Heathrow (LHR) |
| Destination country | United Kingdom |
Alternative routes to United Kingdom
- Philadelphia - London from $682
Alternative flights to London Heathrow
- Los Angeles - London Heathrow from $539
- Chicago O'Hare - London Heathrow from $558
- Orlando - London Heathrow from $506
- Washington DC - London Heathrow from $546
- Detroit - London Heathrow from $607
- Newark - London Heathrow from $401
- Cleveland - London Heathrow from $633
- Atlanta - London Heathrow from $828
- Minneapolis - London Heathrow from $919
- Charlotte - London Heathrow from $789
Flight destinations with a similar price
- London Heathrow - Vienna from $140
- London Heathrow - Toronto from $479
- London Heathrow - Cologne from $113
- London Heathrow - Dusseldorf from $134
- London Heathrow - Frankfurt from $124
- London Heathrow - Munich from $130
- London Heathrow - Stuttgart from $130
- London Heathrow - Hamburg from $162
- London Heathrow - Islamabad from $703
- London Heathrow - Delhi from $494
Flight destinations with a similar price
- Philadelphia - London from $682
- Philadelphia - Amsterdam from $675