Cheap Flights to San Diego International Airport
San Diego International Airport serves San Diego with nonstop flights across the US and to Mexico, Canada and Europe.
- Flexible Dates
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or request an offerAbout San Diego International Airport (SAN)
SAN is served by Southwest, Alaska, American, Delta, United and many others.
IATA/ICAO codes
SAN / KSAN
Location
San Diego, about 5 km from downtown
Key airlines
Southwest, Alaska, American, Delta, United
Popular Routes to and from San Diego
SAN’s network is wide across the US with some international routes.
Route Type
Popular Connections
West Coast
Los Angeles, San Francisco, Seattle, Portland, Las Vegas
US Hubs
Denver, Phoenix, Dallas/Fort Worth, Chicago, Atlanta
Best Time to Book Cheap Flights
Summer and holidays are busy. Booking 4 to 8 weeks ahead is recommended.
About San Diego
San Diego is known for beaches, the zoo and a mild climate.
Things to Know When Flying Into San Diego
Rental cars and ride-hailing serve the airport.
The runway is close to downtown, so noise limits late flights.
Allow time at peak periods.
Tijuana’s cross-border terminal is nearby.
Why Book Your San Diego Flights with Airline Tickets Services
Fare comparisons across Southwest, Alaska, American, Delta and United for SAN itineraries
Guidance on connecting through Los Angeles or Denver
Flexible booking for business and family travel
Real-time pricing to help you find the lowest available fares
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FAQs — Flights to International Airport
SAN is the main airport for San Diego and the surrounding area.
Southwest, Alaska, American, Delta and United operate scheduled service; routes and schedules can change, so confirm before booking.
About 5 km, 10 minutes by road.
Los Angeles, San Francisco and Seattle are among the busiest routes.
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