Flights from London City to Philadelphia

Our cheapest offers for flights from London City to Philadelphia

Here you can compare cheap flights from London City (LCY) to Philadelphia (PHL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Philadelphia. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London City
Philadelphia
Outbound
19/02/26
2 Stopovers (ZRH, YYZ)
LX0461, LX4640, AC8936
18h 41min
Return
22/02/26
2 Stopovers (ORD, ZRH)
LX3305, LX3205, LX0466
24h 40min
Swiss International Air Lines, Air Canada
£473
Best option
London City
Philadelphia
Outbound
20/03/26
1 Stopover (DUB)
BA4460, AA0723
12h 05min
Return
17/04/26
1 Stopover (DUB)
AA0722, BA4461
11h 10min
British Airways, American Airlines
£532
London City
Philadelphia
Outbound
31/01/26
1 Stopover (DUB)
EI8362, EI7159
31h 40min
Return
03/02/26
2 Stopovers (BOS, DUB)
EI5205, EI0132, EI8363
20h 45min
Aer Lingus Irish Airlines
£903
found 3 days ago
London City
Philadelphia
Please note: transfer for connecting flight
Outbound
09/12/25
1 Stopover (DUB)
EI8362, EI0115
11h 50min
Return
02/01/26
1 Stopover (DUB)
EI0114, EI8361
12h 15min
Aer Lingus Irish Airlines
£2,291
London City
Philadelphia
Outbound
19/02/26
2 Stopovers (ZRH, ORD)
LX0461, LX3204, LX3304
41h 17min
Return
22/02/26
2 Stopovers (ORD, ZRH)
LX3305, LX3205, LX0466
24h 40min
Swiss International Air Lines ?
£480
London City
Philadelphia
Outbound
19/02/26
1 Stopover (DUB)
BA4460, AY3803
12h 05min
Return
22/02/26
1 Stopover (DUB)
AY3802, BA4469
16h 25min
British Airways, Finnair
£542
London City
Philadelphia
Outbound
19/02/26
2 Stopovers (ZRH, ORD)
LX0461, LX3204, LX3304
41h 17min
Return
22/02/26
2 Stopovers (ORD, ZRH)
LX3305, LX3205, LX0466
24h 40min
Swiss International Air Lines ?
£545
London City
Philadelphia
Outbound
20/03/26
1 Stopover (DUB)
BA4460, BA1580
12h 05min
Return
17/04/26
1 Stopover (EDI)
BA1563, BA8715
11h 00min
British Airways
£645
London City
Philadelphia
Outbound
20/03/26
1 Stopover (DUB)
BA4460, BA1580
12h 05min
Return
17/04/26
1 Stopover (DUB)
IB4661, BA4461
11h 10min
British Airways
£652
London City
Philadelphia
Outbound
31/01/26
2 Stopovers (AMS, DTW)
VS7024, VS3959, VS2020
18h 13min
Return
03/02/26
2 Stopovers (DTW, AMS)
KL5979, KL6018, KL0977
13h 46min
Virgin Atlantic Airways ?
£694
found 3 days ago
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London City to Philadelphia

Favourite airline: e.g. Aer Lingus, Swiss
Flight tickets on the route London City – Philadelphia are most frequently booked with Aer Lingus.
Aer Lingus
25 %
Swiss
25 %
KLM
12 %
Favourite connection: via Dublin
Stopover flights on this route are especially popular via Dublin, making up 50 % of bookings.
Route
bookings
1 stopover Dublin
14h 10min, from £ 1.084
50 %
2 stopovers Zurich (Zürich)-Kloten Toronto Pearson
18h 15min, from £ 1.162
33 %
2 stopovers Amsterdam Schiphol Detroit Metropolitan Wayne County Airport, MI
24h 31min, from £ 1.066
17 %

Important flight information

Flight information: London City - Philadelphia

Outbound and return from £ 472,81
Distance 5729 km
Departure airport Airport London City (LCY)
Arrival airport Airport Philadelphia International Airport, PA (PHL)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Philadelphia
Flight destinations with a similar price