Cheapest return SEA–LAS flights, May

AirHint found the following cheapest return flights from Seattle (SEA) to Las Vegas (LAS) in May 2026 (see full year).

Return flights

30 May - 02 Jun Frontier Airlines
30 May - 09 Jun Frontier Airlines direct
31 May - 09 Jun Frontier Airlines direct
24 May - 22 Jun Frontier Airlines direct
24 May - 06 Jun Frontier Airlines
24 May - 30 May Frontier Airlines
30 May - 06 Jun Frontier Airlines
29 May - 01 Jun Frontier Airlines
29 May - 03 Jun Frontier Airlines
29 May - 04 Jun Frontier Airlines direct
23 May - 28 May Frontier Airlines
24 May - 26 May Frontier Airlines
23 May - 01 Jun Frontier Airlines direct
24 May - 27 May Frontier Airlines
29 May - 30 May Frontier Airlines
23 May - 29 May Frontier Airlines
18 May - 23 May Frontier Airlines
23 May - 26 May Frontier Airlines
16 May - 23 May Frontier Airlines
24 May - 31 May Frontier Airlines direct

Also check the deals for one-way flights from Seattle to Las Vegas in May.

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