Cheapest return flights from Pittsburgh to London in December from 511€

AirHint found the following cheapest return flights from Pittsburgh (PIT) to London (LGW) in December 2025 (see full year).

Return flights

12 Dec - 09 Jan Spirit Airlines
11 Dec - 08 Jan Spirit Airlines
29 Dec - 11 Jan Southern Airways Express
29 Dec - 12 Jan jetBlue
03 Dec - 10 Dec Spirit Airlines
10 Dec - 15 Dec Spirit Airlines
27 Dec - 09 Jan Allegiant Air
27 Dec - 11 Jan Allegiant Air
29 Dec - 07 Jan Southern Airways Express
25 Dec - 17 Jan Allegiant Air
26 Dec - 17 Jan Southern Airways Express
30 Dec - 12 Jan jetBlue
13 Dec - 18 Dec Allegiant Air
12 Dec - 17 Dec Spirit Airlines
13 Dec - 20 Dec Allegiant Air
24 Dec - 28 Dec Allegiant Air
26 Dec - 31 Dec Southern Airways Express
22 Dec - 26 Dec Spirit Airlines
24 Dec - 31 Dec Allegiant Air
24 Dec - 30 Dec Allegiant Air

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

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