Cheap flights to San Diego, CA
Search 5 airlines flying nonstop to San Diego. Fares shown include taxes and our service fee.
Deals to San Diego
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*All fares in USD and shown per person, one way. They are typical fares based on historical data (2025 Q2 (Apr-Jun 2025); dataset as of 2026-11-11), include taxes and fees, and are not guaranteed. Prices change often, so the fare at booking may differ. See our taxes & fees, service fees and terms and conditions.
Airlines flying to San Diego
Planning a trip to San Diego?
San Diego is served by one airport: San Diego International Airport (SAN). Comparing both can reveal cheaper days and shorter trips.
Prefer to talk it through? Call +1-800-000-0000 for help with dates, bags and changes.
Frequently asked questions
Which airlines fly to San Diego?+
American Airlines, Delta Air Lines, United Airlines, Southwest Airlines, Frontier Airlines operate nonstop service to or from San Diego, based on our route data (BTS Marketing Carrier On-Time (to 2026-08-31) and Southwest official route map).
Which airports serve San Diego?+
San Diego International Airport (SAN).
How much is a typical flight to San Diego?+
Among sampled fares, one of the lowest typical one-way fares is $55.73 from Las Vegas. Fares are historical averages (2025 Q2 (Apr-Jun 2025)) and change often, so check live pricing before booking.
Can I talk to someone before I book?+
Yes. Call +1-800-000-0000 any time of day and an agent will help.