San DiegoDenver

Flights from San Diego to Denver

Nonstop flights from San Diego (SAN) to Denver (DEN) take about 2h 13m (1,371 km). Frontier Airlines flies it. Lowest fare seen: $51 one-way, nonstop (12 Oct 2026).

All flights from San Diego →All flights to Denver →

Book from $51 one-way

Photo of Denver: Noel Aph on Pexels.

When you land in Denver

The airport transfer and the few things worth sorting before you fly.

A daylight view of Ball Arena amidst Denver's urban landscape, highlighting its architectural design. — arriving in Denver

Airport transfer

DEN → Denver, booked before you fly

A private driver meets you in arrivals at a price agreed when you book. Book with Welcome Pickups.

See transfer prices

Airplane approaching San Diego airport over busy city freeway and skyline. — lounges at San Diego Airport

San Diego Airport · 1 lounge

Before you flyAirport lounges at San Diego →

Trains, buses and taxi faresDEN to Denver: getting into town →

Things to book in Denver

All 10 things to do in Denver →

from €51.58

Elitch Gardens 4.4 · 60 Tiqets reviews

from €48.20

Denver Attraction Passes 4.5 · 54 Tiqets reviews

from €26.78

Denver Botanic Gardens 4.5 · 54 Tiqets reviews

from €48.20

Downtown Aquarium Denver 4.5 · 54 Tiqets reviews

Find hotels in Denver

Hotels, hostels & more · Expedia

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Airlines flying San Diego to Denver

Carriers on SAN–DEN according to our route data and nonstop fares seen as of 12 Oct 2026. Not a complete list.

✈ Frontier Airlinesnonstop fare seen

More for this trip

Frequently asked questions — San Diego to Denver flights

How long is the flight from San Diego to Denver?

A nonstop flight from San Diego (SAN) to Denver (DEN) takes about 2h 13m, covering 1,371 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.

How far is San Diego from Denver by air?

The great-circle distance between San Diego International Airport and Denver International Airport is 1,371 km (852 miles), a medium-haul route.

Which airlines fly from San Diego to Denver?

Airlines with flights or nonstop fares on the SAN–DEN route include Frontier Airlines. This is not a complete list — schedules change by season, so check the current options before booking.

How much does a flight from San Diego to Denver cost?

The lowest one-way fare seen recently on SAN–DEN was $51 USD with Frontier Airlines (nonstop), departing 9 Dec 2026, found in fare searches as of 12 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.

Do I need a visa to travel from San Diego to Denver?

It depends on your passport. Some nationalities can enter Denver visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

Sources: fares from Travelpayouts flight-search data, seen 12 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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