Large hub · San Diego, California
San Diego International Airport (SAN)
A hub for Southwest Airlines and Alaska Airlines. Compare flights from and to SAN, see which airlines fly nonstop, and find the cheapest month to travel.
SAN at a glance
- IATA / ICAO
- SAN / KSAN
- City
- San Diego, California
- Time zone
- America/Los Angeles (UTC−7)
- Airport size
- Large hub
- Coordinates
- 32.734, -117.193
- Country
- United States
Popular routes from SAN
- San Diego to New YorkSAN → JFKfrom $194
- San Diego to ChicagoSAN → ORDfrom $127
- San Diego to DallasSAN → DFWfrom $115
- San Diego to DenverSAN → DENfrom $80
- San Diego to Los AngelesSAN → LAXfrom $47
- San Diego to San FranciscoSAN → SFOfrom $52
- San Diego to SeattleSAN → SEA
- San Diego to Las VegasSAN → LAS
- San Diego to San JoseSAN → SJC
Popular routes to SAN
Airlines at SAN
Hub airlines first, then carriers with nonstop routes from this airport.
- WNSouthwest AirlinesHub airline
- ASAlaska AirlinesHub airline
- AAAmerican AirlinesNonstop routes
- DLDelta Air LinesNonstop routes
- B6JetBlueNonstop routes
- UAUnited AirlinesNonstop routes
- MXBreeze AirwaysLow-cost carrier
- NKSpirit AirlinesLow-cost carrier
- F9Frontier AirlinesLow-cost carrier
- SYSun Country AirlinesLow-cost carrier
SAN: common questions
Which airlines fly from SAN?
Southwest Airlines, Alaska Airlines, American Airlines, Delta Air Lines and JetBlue and others serve San Diego International Airport. Southwest Airlines and Alaska Airlines use SAN as a hub, so expect the widest choice of nonstop routes from them.
Is SAN a hub airport?
Yes — San Diego International Airport is a hub or focus city for Southwest Airlines and Alaska Airlines, which means frequent departures and many connecting itineraries pass through it.
How early should I arrive at SAN?
Plan on two hours before a domestic departure and three hours before an international one — security lines at large airports like SAN can stretch to 30 minutes or more at peak times. TSA PreCheck or CLEAR typically saves 15–30 minutes.