Cheapest return flights from Sioux Falls to Las Vegas in August from $112

AirHint found the following cheapest return flights from Sioux Falls (FSD) to Las Vegas (LAS) in August 2025 (see full year).

Return flights

25 Aug - 12 Sep Allegiant Air direct
04 Aug - 08 Aug Allegiant Air
08 Aug - 15 Aug Allegiant Air direct
22 Aug - 12 Sep Allegiant Air direct
11 Aug - 15 Aug Allegiant Air direct
29 Aug - 12 Sep Allegiant Air direct
04 Aug - 15 Aug Allegiant Air direct
08 Aug - 29 Aug Allegiant Air direct
25 Aug - 01 Sep Allegiant Air direct
04 Aug - 08 Aug Allegiant Air direct
22 Aug - 29 Aug Allegiant Air direct
15 Aug - 29 Aug Allegiant Air direct
11 Aug - 29 Aug Allegiant Air direct
22 Aug - 25 Aug Allegiant Air direct
22 Aug - 01 Sep Allegiant Air direct
15 Aug - 01 Sep Allegiant Air direct
11 Aug - 01 Sep Allegiant Air direct

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

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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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