Cheapest return flights from Sioux Falls to Las Vegas in March from $187

AirHint found the following cheapest return flights from Sioux Falls (FSD) to Las Vegas (LAS) in March 2026 (see full year).

Return flights

28 Mar - 10 Apr Allegiant Air direct
21 Mar - 10 Apr Allegiant Air direct
28 Mar - 08 Apr Allegiant Air direct
21 Mar - 08 Apr Allegiant Air direct
23 Mar - 10 Apr Allegiant Air direct
23 Mar - 08 Apr Allegiant Air direct
23 Mar - 27 Mar Frontier Airlines
21 Mar - 27 Mar Allegiant Air direct
02 Mar - 06 Mar Frontier Airlines
11 Mar - 13 Mar Allegiant Air direct
23 Mar - 27 Mar Allegiant Air direct
20 Mar - 10 Apr Allegiant Air direct
16 Mar - 20 Mar Frontier Airlines
28 Mar - 01 Apr United
04 Mar - 09 Mar United
20 Mar - 08 Apr Allegiant Air direct
21 Mar - 30 Mar Allegiant Air
20 Mar - 30 Mar Frontier Airlines
18 Mar - 08 Apr Allegiant Air direct
11 Mar - 27 Mar Allegiant Air direct

Also check the deals for one-way flights from Sioux Falls to Las Vegas in March.

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