S$126 Cheap Flights from San Diego to Denver

View S$126 flight on Sat, 6 Jun, 2026Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Denver Intl. Airport (DEN)

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Cheap Flights from San Diego to Denver (SAN-DEN)

Prices were available within the past 7 days and start at S$126 for one-way flights and S$302 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 5 Jun - Sat, 6 Jun
SAN
San Diego
DEN
Denver
S$302 Return, found 11 hours ago
S$302
Return
found 11 hours ago
Select United flight, departing Fri, 5 Jun from San Diego to Denver, returning Sat, 6 Jun, priced at S$302 found 11 hours ago
Delta
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$303 Return, found 10 hours ago
S$303
Return
found 10 hours ago
Select Delta flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$303 found 10 hours ago
Delta
Fri, 5 Jun - Sat, 6 Jun
SAN
San Diego
DEN
Denver
S$317 Return, found 11 hours ago
S$317
Return
found 11 hours ago
Select Delta flight, departing Fri, 5 Jun from San Diego to Denver, returning Sat, 6 Jun, priced at S$317 found 11 hours ago
United
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$328 Return, found 10 hours ago
S$328
Return
found 10 hours ago
Select United flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$328 found 10 hours ago
Delta
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$341 Return, found 10 hours ago
S$341
Return
found 10 hours ago
Select Delta flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$341 found 10 hours ago
Delta
Fri, 5 Jun - Sat, 6 Jun
SAN
San Diego
DEN
Denver
S$342 Return, found 11 hours ago
S$342
Return
found 11 hours ago
Select Delta flight, departing Fri, 5 Jun from San Diego to Denver, returning Sat, 6 Jun, priced at S$342 found 11 hours ago
United
Fri, 5 Jun - Sat, 6 Jun
SAN
San Diego
DEN
Denver
S$348 Return, found 11 hours ago
S$348
Return
found 11 hours ago
Select United flight, departing Fri, 5 Jun from San Diego to Denver, returning Sat, 6 Jun, priced at S$348 found 11 hours ago
Delta
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$353 Return, found 10 hours ago
S$353
Return
found 10 hours ago
Select Delta flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$353 found 10 hours ago
United
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$366 Return, found 10 hours ago
S$366
Return
found 10 hours ago
Select United flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$366 found 10 hours ago
Delta
Sat, 6 Jun - Mon, 15 Jun
SAN
San Diego
DEN
Denver
S$367 Return, found 10 hours ago
S$367
Return
found 10 hours ago
Select Delta flight, departing Sat, 6 Jun from San Diego to Denver, returning Mon, 15 Jun, priced at S$367 found 10 hours ago

Frequently asked questions

How much is a flight from San Diego Airport to Denver Intl. Airport (DEN)?
The lowest price advertised for a round-trip flight between San Diego Intl. Airport (SAN) and Denver Intl. Airport (DEN) is S$302. But you better move fast. This price is taken from fares listed within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from San Diego Airport to Denver Intl. Airport (DEN)?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from San Diego Airport to DEN that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SAN to DEN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SAN to Denver Intl. Airport (DEN)?
A flight distance of just 1,350 kilometres separates San Diego and Denver. Once you're up in the skies, you won't have time to do much more than listen to a few songs on your travel playlist.
Which airlines fly direct from San Diego Intl. Airport (SAN) to DIA airport?
Many people like to fly with Southwest Airlines (WN) from San Diego Intl. Airport (SAN) to Denver Airport. It offers 191 monthly flights, so you can pick a flight time that works for you. Offering 152 flights a month along this route, United Airlines (UA) is another traveller favourite.
Are San Diego Intl. Airport (SAN) to Denver Intl. Airport (DEN) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from SAN to DEN last minute could save you some cash. However, it might cost you a whole lot more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred carrier hasn't released tickets yet, check back frequently as deals are updated on Expedia all the time.

Travel information

Origin airport
San Diego Intl.
Destination airport
Denver Intl.
Return price
S$302
Distance
1363 km
Average flight time
3 hours 26 mins

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Perfect flights from San Diego to Denver

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*Note: Prices may vary based on availability and are subject to change.
Perfect flights from San Diego to Denver

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