Cheapest return flights from St. Louis to London in February from $538

AirHint found the following cheapest return flights from St. Louis (STL) to London (LGW) in February 2026 (see full year).

Return flights

03 Feb - 10 Feb Frontier Airlines
02 Feb - 10 Feb Frontier Airlines
01 Feb - 10 Feb Frontier Airlines
15 Feb - 23 Feb Frontier Airlines
09 Feb - 18 Feb Frontier Airlines
10 Feb - 18 Feb Frontier Airlines
11 Feb - 18 Feb Frontier Airlines
21 Feb - 28 Feb Frontier Airlines

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

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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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