Destination Airport: SAN · United States

Cheap Flights to San Diego

Compare real-time airfares from 1,000+ airlines & online travel agents to San Diego. 100% free search with zero hidden fees.

One-way Round-trip

Flight & Travel Guide: San Diego

Planning a trip to San Diego? OxFlyer scans hundreds of airline deals, charter routes, and discount booking platforms simultaneously to help you find the cheapest flight tickets to San Diego, United States without any markups or service charges.

Main Airport(s)

San Diego International Airport (SAN)

Cheapest Month to Fly

January, February, and September

Best Time to Visit

April to June, September to November

Approx. Flight Time

5h across continent, 8h transatlantic

Top Airlines Flying to San Diego:

Southwest Alaska Airlines Delta United

Must-See Attractions in San Diego:

Balboa Park, San Diego Zoo, La Jolla Cove, Coronado Island

Frequently Asked Questions about Flights to San Diego

Flight tickets to San Diego are usually cheapest during January, February, and September. Booking 4 to 8 weeks in advance and being flexible with your flight days often saves up to 35% on airfare.

Popular airlines operating routes to San Diego include Southwest, Alaska Airlines, Delta, along with numerous domestic and international partner airlines.

OxFlyer scans and compares fares across 1,000+ airlines and online travel providers in real time. We display all available ticket prices with 100% transparency and zero hidden booking fees.

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