Cheapest return flights from Sioux Falls to London in February from $677

AirHint found the following cheapest return flights from Sioux Falls (FSD) to London (LHR) in February 2026 (see full year).

Return flights

11 Feb - 16 Feb American Airlines
11 Feb - 23 Feb American Airlines
10 Feb - 22 Feb Iberia
11 Feb - 22 Feb American Airlines

Also check the deals for one-way flights from Sioux Falls to London in February.

Skyscanner

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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