Cheapest return flights from Las Vegas to San Diego in May from $62

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

Return flights

16 May - 20 May Frontier Airlines direct
05 May - 06 May Frontier Airlines direct
17 May - 20 May Frontier Airlines
17 May - 20 May Frontier Airlines direct
12 May - 14 May Frontier Airlines
12 May - 12 May Alaska Airlines direct
12 May - 14 May Southwest Airlines direct
03 May - 05 May Delta

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

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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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