| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Philadelphia London Heathrow | Outbound 08/20/26 1 Stopover (BOS) B61160, B61620 17h 02min | Return 08/25/26 1 Stopover (BOS) B61621, B62459 16h 20min |  JetBlue Airways |  | $976 | ||
| Best option Philadelphia London Heathrow | Outbound 08/20/26 direct IB4672 07h 05min | Return 08/25/26 direct IB3519 07h 55min |  Iberia |  | ? | $999 | |
| Philadelphia London Heathrow | Outbound 06/25/26 2 Stopovers (ATL, CPH) SK3552, SK0930, SK1517 22h 11min | Return 06/30/26 2 Stopovers (CPH, BOS) SK0500, SK0927, SK3108 20h 57min |  SAS Scandinavian Airlines |  | $1,445 | ||
| Philadelphia London Heathrow | Outbound 08/20/26 1 Stopover (ORD) UA2632, UA0929 14h 42min | Return 08/25/26 1 Stopover (FRA) UA8810, UA9658 11h 35min |  United Airlines | | $1,037 | ||
| Philadelphia London Heathrow | Outbound 08/20/26 1 Stopover (YUL) UA6616, UA8068 13h 35min | Return 08/25/26 1 Stopover (FRA) LH4233, LH4272 14h 35min | United Airlines |  | ? | $1,038 | |
| Philadelphia London Heathrow | Outbound 08/20/26 direct AY3804 07h 25min | Return 08/25/26 1 Stopover (EDI) AY5967, AY3853 23h 35min |  Finnair |  | $1,050 | ||
| Philadelphia London Heathrow | Outbound 08/20/26 direct BA1533 07h 05min | Return 08/25/26 direct BA0067 07h 55min |  British Airways |  | ? | $1,063 | |
| Philadelphia London Heathrow | Outbound 08/20/26 direct IB4672 07h 05min | Return 08/25/26 direct IB4673 08h 05min | Iberia |  | $1,067 | ||
| Philadelphia London Heathrow | Outbound 08/20/26 1 Stopover (ORD) UA2784, UA0929 12h 10min | Return 08/25/26 1 Stopover (FRA) UA8810, UA9658 11h 35min | United Airlines |  | ? | $1,149 | |
| Philadelphia London Heathrow | Outbound 06/25/26 2 Stopovers (YYZ, LIS) AC8511, TP0262, TP1350 30h 45min | Return 06/30/26 1 Stopover (YUL) AA6920, AA6029 20h 34min |   Air Canada, TAP Air Portugal | | ? | $1,168 |
Stops
- Direct flight
Airline
- United Airlines
- Air Canada
- Iberia
- British Airways
- TAP Air Portugal
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 %
Important flight information
Flight information: Philadelphia - London Heathrow
| Roundtrip from | $976.00 |
|---|---|
| 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 | Airport Philadelphia International Airport, PA (PHL) |
| Arrival airport | Airport London Heathrow (LHR) |
| Destination country | Flights to United Kingdom |
| Departure airport - Destination country | Philadelphia International Airport, PA - United Kingdom |
| Departure airport - City-Code | Philadelphia International Airport, PA - London |
Alternative routes to United Kingdom
- Flight Philadelphia - London from $976
Alternative flights to London Heathrow
- Flight Los Angeles - London Heathrow from $806
- Flight Chicago O'Hare - London Heathrow from $813
- Flight Baltimore - London Heathrow from $680
- Flight Denver - London Heathrow from $826
- Flight Cleveland - London Heathrow from $885
- Flight Atlanta - London Heathrow from $791
- Flight Raleigh-Durham - London Heathrow from $873
- Flight Tampa - London Heathrow from $928
- Flight Columbus - London Heathrow from $887
- Flight Boston - London Heathrow from $485
Flight destinations with a similar price
- Flight London Heathrow - Prague from $207
- Flight London Heathrow - Cologne from $239
- Flight London Heathrow - Dusseldorf from $167
- Flight London Heathrow - Frankfurt from $174
- Flight London Heathrow - Hamburg from $151
- Flight London Heathrow - Munich from $106
- Flight London Heathrow - Stuttgart from $230
- Flight London Heathrow - Manila from $833
- Flight London Heathrow - Vienna from $175
- Flight London Heathrow - Dubai from $515
Flight destinations with a similar price
- Flight Philadelphia - London from $976