Cheapest return flights from Las Vegas to San Diego in March from $47

AirHint found the following cheapest return flights from Las Vegas (LAS) to San Diego (SAN) in March 2026 (see full year).

Return flights

06 Mar - 08 Mar Frontier Airlines direct
12 Mar - 15 Mar Frontier Airlines direct
12 Mar - 14 Mar Frontier Airlines direct
07 Mar - 10 Mar Frontier Airlines direct
07 Mar - 08 Mar Frontier Airlines direct
10 Mar - 12 Mar Frontier Airlines direct
20 Mar - 22 Mar Frontier Airlines direct
09 Mar - 11 Mar Frontier Airlines direct
31 Mar - 07 Apr Frontier Airlines direct
01 Mar - 08 Mar Frontier Airlines
01 Mar - 08 Mar Frontier Airlines direct

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

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