S$632 Cheap Flights from Philadelphia to London

View S$632 flight on Sun, 12 Apr, 2026Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to London

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Cheap Flights from Philadelphia to London (PHL-LON)

Prices were available within the past 7 days and start at S$632 for one-way flights and S$1,049 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,049 Return, found 4 days ago
S$1,049
Return
found 4 days ago
Select United flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,049 found 4 days ago
Air Canada
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,054 Return, found 4 days ago
S$1,054
Return
found 4 days ago
Select Air Canada flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,054 found 4 days ago
Air Canada
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,060 Return, found 4 days ago
S$1,060
Return
found 4 days ago
Select Air Canada flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,060 found 4 days ago
Delta
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,117 Return, found 4 days ago
S$1,117
Return
found 4 days ago
Select Delta flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,117 found 4 days ago
Virgin Atlantic
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,117 Return, found 4 days ago
S$1,117
Return
found 4 days ago
Select Virgin Atlantic flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,117 found 4 days ago
United
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,117 Return, found 4 days ago
S$1,117
Return
found 4 days ago
Select United flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,117 found 4 days ago
United
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,120 Return, found 4 days ago
S$1,120
Return
found 4 days ago
Select United flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,120 found 4 days ago
United
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,121 Return, found 4 days ago
S$1,121
Return
found 4 days ago
Select United flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,121 found 4 days ago
Air Canada
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,124 Return, found 4 days ago
S$1,124
Return
found 4 days ago
Select Air Canada flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,124 found 4 days ago
American Airlines
Sun, 12 Apr - Mon, 20 Apr
PHL
Philadelphia
LHR
London
S$1,279 Return, found 4 days ago
S$1,279
Return
found 4 days ago
Select American Airlines flight, departing Sun, 12 Apr from Philadelphia to London, returning Mon, 20 Apr, priced at S$1,279 found 4 days ago

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Find the cheapest month to fly from Philadelphia (PHL) to London (LON)

November is typically the cheapest month to fly

From S$622 - S$1,172 per traveller.

Travel information

Origin airport
Philadelphia Intl.
Destination airport
Heathrow
Return price
S$1,049
Distance
5656 km

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Perfect flights from Philadelphia to London

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Experience the joy of finding cheap flights from Philadelphia Intl. to LON-All Airports that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from S$632 and roundtrip prices from S$1,049*.
 

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from Philadelphia to London

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