S$125 Cheap Flights from San Francisco to Denver

View S$125 flight on Wed, 1 Oct, 2025Opens 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$125 for one-way flights and S$255 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, 19 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$255 Return, found 20 hours ago
S$255
Return
found 20 hours ago
Select United flight, departing Tue, 19 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$255 found 20 hours ago
United
Tue, 19 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$260 Return, found 20 hours ago
S$260
Return
found 20 hours ago
Select United flight, departing Tue, 19 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$260 found 20 hours ago
Delta
Sun, 24 Aug - Sun, 31 Aug
SFO
San Francisco
DEN
Denver
S$267 Return, found 12 hours ago
S$267
Return
found 12 hours ago
Select Delta flight, departing Sun, 24 Aug from San Francisco to Denver, returning Sun, 31 Aug, priced at S$267 found 12 hours ago
Delta
Tue, 19 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$272 Return, found 20 hours ago
S$272
Return
found 20 hours ago
Select Delta flight, departing Tue, 19 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$272 found 20 hours ago
Delta
Wed, 20 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$277 Return, found 6 days ago
S$277
Return
found 6 days ago
Select Delta flight, departing Wed, 20 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$277 found 6 days ago
Delta
Sun, 24 Aug - Sun, 31 Aug
SFO
San Francisco
DEN
Denver
S$278 Return, found 12 hours ago
S$278
Return
found 12 hours ago
Select Delta flight, departing Sun, 24 Aug from San Francisco to Denver, returning Sun, 31 Aug, priced at S$278 found 12 hours ago
United
Tue, 19 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$278 Return, found 20 hours ago
S$278
Return
found 20 hours ago
Select United flight, departing Tue, 19 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$278 found 20 hours ago
United
Sat, 16 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$280 Return, found 2 days ago
S$280
Return
found 2 days ago
Select United flight, departing Sat, 16 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$280 found 2 days ago
Delta
Tue, 19 Aug - Sat, 23 Aug
SFO
San Francisco
DEN
Denver
S$281 Return, found 20 hours ago
S$281
Return
found 20 hours ago
Select Delta flight, departing Tue, 19 Aug from San Francisco to Denver, returning Sat, 23 Aug, priced at S$281 found 20 hours ago
American Airlines
Sun, 24 Aug - Sun, 31 Aug
SFO
San Francisco
DEN
Denver
S$291 Return, found 12 hours ago
S$291
Return
found 12 hours ago
Select American Airlines flight, departing Sun, 24 Aug from San Francisco to Denver, returning Sun, 31 Aug, priced at S$291 found 12 hours ago

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

March is typically the cheapest month to fly

From S$61 - S$456 per traveller.

Graph displaying average flight prices per month

San Francisco to Denver route information
Origin airport
San Francisco Intl.
Destination airport
Denver Intl.
Airlines serving
American Airlines, Delta, United
Return price
S$255
Distance
1544 km
Average flight time
3 hours 30 mins

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!

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$255. 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.

Explore a world of travel with Expedia

San Francisco Airports

San Jose

Norman Y. Mineta San Jose Intl. to Denver
S$279.90
*Available to Expedia members.