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Find Cheap Flights from San Diego to Denver

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Live fares from hundreds of airlines.

San Diego to Denver Flight Deals

Aviafares brings you some of the best San Diego to Denver fares we're seeing right now. These are our latest lead-in prices, pulled from the same booking system our US agents work. Don't keep waiting. Book them before they move.

Indicative fares based on historical lead-in pricing for San DiegoDenver; live search above returns today's bookable offers.

Need help booking San Diego to Denver? Talk to a US agent.

Unpublished consolidator rates on premium cabins, 24/7.

About San Diego to Denver Flights

4 scheduled routes connect San Diego, United States with Denver, United States in our booking network. Top carriers on this route by route count are AirTran Airways, Frontier Airlines, Southwest Airlines.

You can book San Diego to Denver flights through Aviafares at the same published fares you'd see on the airline's own site, and our US booking team also pulls unpublished consolidator rates on premium cabins. If you need help with a complex itinerary, a schedule change, or just want a second opinion on the best routing, call our 24/7 line.

Airports on this route

San Diego is served by 3 airports: Brown Field Municipal Airport (SDM), North Island Naval Air Station-Halsey Field (NZY), San Diego International Airport (SAN). Denver is served by 2 airports: Centennial Airport (APA), Denver International Airport (DEN). Search pulls fares across every combination by default, but you can pin a specific pair if you have a preference.

24/7 booking assistance

Changes, cancellations, schedule irregularities, and refunds on your San DiegoDenver ticket are handled by our US-based booking team around the clock. If your flight is cancelled or rescheduled, we rebook you on the next available option at the airline's published fees. Call the number at the top of this page or request a callback.

Airlines flying San Diego to Denver

Active carriers with scheduled service on this city pair, ranked by route count.

Frequently asked questions

How much does a flight from San Diego to Denver cost?
Fares vary by season, cabin class, and how far ahead you book. Use the search widget at the top of this page for live prices, or call our agents for unpublished consolidator rates that don't appear in public search.
Which airlines fly San Diego to Denver?
Top carriers on this route include AirTran Airways, Frontier Airlines, Southwest Airlines, United Airlines. The full list is above.
Are there nonstop flights from San Diego to Denver?
It depends on the specific airports. 4 scheduled routes exist on this city pair in our network, including both nonstop and connecting options. The search results show "nonstop" or "1 stop" for each fare.
Which airport should I fly into for Denver?
Denver is served by 2 airports: Centennial Airport (APA), Denver International Airport (DEN). Our agents can advise on the trade-offs for your specific trip.
What happens if my flight is cancelled?
US DOT rules entitle you to a full refund to original payment method for any US-touching cancellation on any fare. Call our team and we handle the refund filing with the airline, or rebook you on the next available option.

Questions about San Diego to Denver?

Our 24/7 US booking team knows fare rules, change policies, and unpublished consolidator rates on San Diego–Denver cold. One call gets you a real answer.