S$127 Cheap Flights from San Francisco to Denver

View S$127 flight on Tue, 17 Feb, 2026Opens in a new window

Popular airlines from San Francisco Intl. Airport (SFO) to Denver Intl. Airport (DEN)

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Cheap Flights from San Francisco to Denver (SFO-DEN)

Prices were available within the past 7 days and start at S$127 for one-way flights and S$279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Mon, 4 May - Thu, 7 May
SFO
San Francisco
DEN
Denver
S$279 Return, found 3 days ago
S$279
Return
found 3 days ago
Select Alaska Airlines flight, departing Mon, 4 May from San Francisco to Denver, returning Thu, 7 May, priced at S$279 found 3 days ago
Delta
Sun, 22 Feb - Mon, 9 Mar
SFO
San Francisco
DEN
Denver
S$280 Return, found 8 hours ago
S$280
Return
found 8 hours ago
Select Delta flight, departing Sun, 22 Feb from San Francisco to Denver, returning Mon, 9 Mar, priced at S$280 found 8 hours ago
United
Sat, 14 Feb - Thu, 19 Feb
SFO
San Francisco
DEN
Denver
S$288 Return, found 3 hours ago
S$288
Return
found 3 hours ago
Select United flight, departing Sat, 14 Feb from San Francisco to Denver, returning Thu, 19 Feb, priced at S$288 found 3 hours ago
United
Sat, 14 Feb - Thu, 19 Feb
SFO
San Francisco
DEN
Denver
S$292 Return, found 3 hours ago
S$292
Return
found 3 hours ago
Select United flight, departing Sat, 14 Feb from San Francisco to Denver, returning Thu, 19 Feb, priced at S$292 found 3 hours ago
Delta
Tue, 3 Mar - Fri, 6 Mar
SFO
San Francisco
DEN
Denver
S$292 Return, found 3 days ago
S$292
Return
found 3 days ago
Select Delta flight, departing Tue, 3 Mar from San Francisco to Denver, returning Fri, 6 Mar, priced at S$292 found 3 days ago
Alaska Airlines
Mon, 4 May - Sat, 9 May
SFO
San Francisco
DEN
Denver
S$295 Return, found 3 days ago
S$295
Return
found 3 days ago
Select Alaska Airlines flight, departing Mon, 4 May from San Francisco to Denver, returning Sat, 9 May, priced at S$295 found 3 days ago
United
Tue, 3 Mar - Fri, 6 Mar
SFO
San Francisco
DEN
Denver
S$300 Return, found 3 days ago
S$300
Return
found 3 days ago
Select United flight, departing Tue, 3 Mar from San Francisco to Denver, returning Fri, 6 Mar, priced at S$300 found 3 days ago
Alaska Airlines
Mon, 4 May - Fri, 8 May
SFO
San Francisco
DEN
Denver
S$302 Return, found 3 days ago
S$302
Return
found 3 days ago
Select Alaska Airlines flight, departing Mon, 4 May from San Francisco to Denver, returning Fri, 8 May, priced at S$302 found 3 days ago
Delta
Tue, 3 Mar - Fri, 6 Mar
SFO
San Francisco
DEN
Denver
S$313 Return, found 3 days ago
S$313
Return
found 3 days ago
Select Delta flight, departing Tue, 3 Mar from San Francisco to Denver, returning Fri, 6 Mar, priced at S$313 found 3 days ago
American Airlines
Sun, 22 Feb - Mon, 9 Mar
SFO
San Francisco
DEN
Denver
S$391 Return, found 8 hours ago
S$391
Return
found 8 hours ago
Select American Airlines flight, departing Sun, 22 Feb from San Francisco to Denver, returning Mon, 9 Mar, priced at S$391 found 8 hours ago

Find the cheapest month to fly from San Francisco (SFO) to Denver (DEN)

February is typically the cheapest month to fly

From S$62 - S$149 per traveller.

Frequently asked questions

How much is a flight from San Francisco Airport to DEN?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip journey from SFO to Denver Intl. Airport (DEN) was S$279. Great fares don't hang around forever, so make sure you book yours ASAP. 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 Francisco Intl. Airport (SFO) to DIA airport?
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 SFO to Denver Airport 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 Francisco Intl. Airport (SFO) to DEN flights, you'll see a "no change fees" filter for you to select.
How far is the flight from SFO to Denver Airport?
Expect to be up above the clouds for a while, as the flight distance between San Francisco and Denver is 1,550 kilometres. Put together a playlist of your favourite tunes before leaving home to stay entertained during the journey.
Which airlines fly direct from San Francisco Intl. Airport (SFO) to Denver Intl. Airport (DEN)?
With 243 flights a month from San Francisco Airport to Denver Airport, United Airlines (UA) is an excellent choice. Offering 112 flights each month along this route, Southwest Airlines (WN) is another top pick.
Are San Francisco Airport to Denver Airport flight tickets cheaper when they're purchased at the last minute?
Booking last minute from San Francisco Intl. Airport (SFO) to DIA airport can be hit-or-miss. You might be lucky and score a bargain, but then again, you could miss out altogether! If you'd prefer to play it safe and start your trip planning early, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines advertise their prices that far in advance. Our top tip? Check back often as prices are updated regularly.

Travel information

Origin airport
San Francisco Intl.
Destination airport
Denver Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$279
Distance
1544 km
Average flight time
3 hours 31 mins

Book with confidence

Flights from San Francisco to Denver

There are several airlines that operate frequent flights from San Francisco (SFO) to Denver (DEN) including

The earliest flight leaves San Francisco Intl. Airport at 05:20 and arrives at Denver Intl. Airport at 00:20. The last flight of the day departs San Francisco at 21:45 and arrives at Denver at 23:45.

The flight distance from San Francisco to Denver is about 1561 km, the shortest flight is 02 hours 20 minutes with .

Expedia lets you search across the largest number of airlines and Denver flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your San Francisco Denver flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your San Francisco to Denver trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Denver flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from San Francisco to Denver with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from San Francisco to Denver

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