Cheapest return flights from Philadelphia to London in December from 533€

Best time to book flights for Philadelphia (PHL) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Philadelphia (PHL) to London (LHR) in December 2024 (see full year).

Return flights

31 Dec - 14 Jan Iberia
30 Dec - 12 Jan jetBlue
31 Dec - 13 Jan Iberia
30 Dec - 11 Jan jetBlue
31 Dec - 14 Jan Iberia direct
30 Dec - 14 Jan United
24 Dec - 19 Jan jetBlue
31 Dec - 13 Jan Iberia direct
23 Dec - 12 Jan jetBlue
11 Dec - 25 Dec jetBlue
30 Dec - 13 Jan United
11 Dec - 27 Dec Frontier Airlines
08 Dec - 15 Dec Aer Lingus
06 Dec - 08 Dec Frontier Airlines
07 Dec - 09 Dec TAP
07 Dec - 14 Dec Aer Lingus
05 Dec - 09 Dec jetBlue
17 Dec - 24 Dec Frontier Airlines
09 Dec - 15 Dec Frontier Airlines
05 Dec - 11 Dec TAP

Also check the deals for one-way flights from Philadelphia to London in December.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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