Search flights from San Diego (SAN) to Denver (DEN)

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Cheapest flights to Denver

The cheapest flights available in the next 60 days – prices are updated regularly

Flying from San Diego to Denver: things to know

The most popular route is from San Diego International Airport in San Diego to Denver International Airport in Denver. On average this flight takes 2 hours 42 minutes one way and costs US$365 for the round trip.

Most popular route
San Diego International Airport (SAN) to Denver International Airport (DEN)
Average flight time
2 hours 42 minutes
Average round-trip price
US$365
Fly from San Diego to Denver
7 airlines

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Airlines that fly from San Diego to Denver

Airline options may vary according to recently booked flights and your search terms

  • Frontier Airlines
  • United Airlines
  • Spirit Airlines
  • Alaska Airlines
  • Southwest Airlines
  • American Airlines
  • Hawaiian Airlines

Frequently asked questions

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Flights to Denver International Airport

Jet into this airport to explore Denver at your leisure. Compare flights, fares and airlines – all in one place.

Hotels in Denver

A popular choice with visitors to the United States.

Flights to Colorado

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