Cheapest return flights from Denver to San Diego in May from $247

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

Return flights

15 May - 18 May Alaska Airlines direct
07 May - 10 May Alaska Airlines direct

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

Powered by

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.

Book a cheap hotel in San Diego

Cheap car rent in San Diego

Feel free to contact us with any feedback or request another flight research.