Cheap flights to Philadelphia – Compare and Save

— PHL
3 May — 10 May1
1 adult
1 adult, Economy, 0 bags

Flights to Philadelphia in 2026

Find the latest flights to Philadelphia in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 3 April 2026.

Return from

£542

One-way from

£257

Popular in

December

Cheapest in

September

Average price

£601

Good round-trip deal

£584 or less

Good one-way deal

£458 or less
15/4-19/4
  • 15/4-19/4
  • 3 total stops
  • 25h 19m total
  • London to Philadelphia
29/4
  • 29/4
  • 1 total stop
  • 22h 41m total
  • London to Philadelphia
Highest demand for flights based on searches. 2% potential increase in price (£15 potential increase over avg. return price).
Cheapest flight prices on average. 1% potential price decrease (£12 potential savings vs. average return price).
Average for return flights in April 2026
Price to beat on a round-trip flight from London to Philadelphia.
Price to beat on a one-way flight from London to Philadelphia.

Find flight deals to Philadelphia

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Cheapest flights to Philadelphia
Explore the most affordable flight options available to Philadelphia. Find the lowest fares based on data from user searches, with prices last updated on 3 April 2026.

Wed 15/413:10
STN
-
PHL
2 stops13h 49m
Multiple Airlines
Sun 19/420:25
PHL
-
STN
1 stop11h 30m
Multiple Airlines
Deal found 30/3£542
Mon 14/908:40
LHR
-
PHL
1 stop14h 24m
JetBlue
Tue 29/915:25
PHL
-
LHR
1 stop10h 05m
JetBlue
Deal found 31/3£542
Tue 5/508:40
LHR
-
PHL
1 stop13h 58m
JetBlue
Tue 12/508:24
PHL
-
LHR
1 stop17h 06m
JetBlue
Deal found 30/3£545
Tue 12/508:40
LHR
-
PHL
1 stop13h 58m
JetBlue
Sun 7/609:22
PHL
-
LHR
1 stop16h 08m
JetBlue
Deal found 29/3£545
Sun 7/612:20
LGW
-
PHL
1 stop25h 10m
JetBlue
Wed 10/609:22
PHL
-
LGW
1 stop19h 13m
JetBlue
Deal found 29/3£548
Sun 7/612:20
LGW
-
PHL
1 stop25h 10m
JetBlue
Wed 10/609:22
PHL
-
LGW
1 stop19h 13m
JetBlue
Deal found 31/3£548
Wed 29/408:40
LHR
-
PHL
1 stop18h 00m
JetBlue
Tue 12/508:24
PHL
-
LHR
1 stop17h 06m
JetBlue
Deal found 31/3£549
Thu 10/908:40
LHR
-
PHL
1 stop14h 24m
JetBlue
Wed 23/910:45
PHL
-
LHR
1 stop14h 45m
JetBlue
Deal found 31/3£550
Sat 2/508:40
LHR
-
PHL
1 stop18h 00m
JetBlue
Sun 10/508:24
PHL
-
LHR
1 stop17h 06m
JetBlue
Deal found 30/3£551
Fri 19/612:20
LGW
-
PHL
1 stop24h 18m
JetBlue
Tue 7/708:28
PHL
-
LGW
1 stop20h 07m
JetBlue
Deal found 29/3£551
Wed 22/413:45
LHR
-
PHL
Nonstop7h 50m
British Airways
Sat 2/518:40
PHL
-
LHR
Nonstop7h 10m
British Airways
Deal found 30/3£551
Sun 7/612:20
LGW
-
PHL
1 stop25h 10m
JetBlue
Wed 10/609:22
PHL
-
LGW
1 stop19h 13m
JetBlue
Deal found 30/3£551

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