Cheapest return flights from St. Louis to London in November from $624

AirHint found the following cheapest return flights from St. Louis (STL) to London (LHR) in November 2025 (see full year).

Return flights

10 Nov - 26 Nov United
10 Nov - 24 Nov Lufthansa
30 Nov - 07 Dec Air Canada
14 Nov - 21 Nov United
23 Nov - 13 Dec Air Canada
19 Nov - 13 Dec Air Canada
14 Nov - 06 Dec Air Canada
22 Nov - 13 Dec Air Canada
29 Nov - 08 Dec Delta
21 Nov - 13 Dec Frontier Airlines

Also check the deals for one-way flights from St. Louis to London in November.

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