Denver to San Diego flights
Direct and connecting flights from Denver International Airport (DEN) to San Diego International Airport (SAN) — airlines, aircraft types, and the safety record for this route.
Route FAQ
How long does the flight from Denver to San Diego take?
Flight time from Denver (DEN) to San Diego (SAN) depends on routing, aircraft type, and whether the flight is direct or connecting. A direct flight typically reflects great-circle distance plus winds, while one-stop options can add several hours depending on the layover airport. The typical block time and frequency we have observed for this route are shown above.
Which airlines fly from Denver to San Diego?
Airline availability for DEN to SAN changes by season and sometimes week to week as carriers adjust capacity. The airlines and aircraft types observed operating this route, both direct and connecting, are listed below based on real flight-tracking data.
Are there direct flights from Denver to San Diego?
Direct (nonstop) availability on DEN to SAN varies by date, day of week, and season. Busy city pairs usually have multiple daily nonstops, while thinner routes may only have direct service a few days per week or only during peak seasons.
No fatal or serious occurrence involving any operator on this pair in the last 90 days.
- SkyWest64
- Frontier Airlines58
- Alaska Airlines46
- Southwest Airlines40
| Carrier | Sightings / 90d | Safety events |
|---|---|---|
| Frontier Airlines | 4 sightings | No recorded events |
| Alaska Airlines | 3 sightings | No recorded events |
| Southwest Airlines | 2 sightings | No recorded events |
| SkyWest | 1 sighting | No recorded events |
Planning DEN → SAN
DEN to SAN is a short-haul route of 1,371 km (852 mi). See the return SAN → DEN route.
Alternative airports near Denver: Buckley (BFK) — 19 km, Denver (APA) — 36 km, Broomfield-CO (BJC) — 38 km.
Alternative airports near San Diego: San Diego (NZY) — 4 km, Miramar (NKX) — 16 km, El Cajon (SEE) — 23 km.