Cheapest return flights from Philadelphia (PHL) to London (LHR), May

13 dates in May 2027, from $ 937. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
13 May 22 May 2027 jetBlue
13 May 21 May 2027 United
18 May 1 Jun 2027 Iberia
15 May 21 May 2027 Air Canada
14 May 21 May 2027 United
14 May 22 May 2027 Air Canada
13 May 21 May 2027 Finnair
Direct Flight
14 May 21 May 2027 British Airways
Direct Flight
15 May 21 May 2027 British Airways
Direct Flight
28 May 5 Jun 2027 jetBlue
15 May 29 May 2027 Delta
15 May 29 May 2027 British Airways
Direct Flight
28 May 5 Jun 2027 British Airways
Direct Flight
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About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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