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Cheap flights from Denver to San Francisco from $118

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to San Francisco departing on 22/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Frontier Logo
22:29 - 00:14DEN-SFO
2h 45mdirect
Frontier Logo
20:09 - 23:50SFO-DEN
2h 41mdirect
$199Frontier
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Fri, 31 Oct - Fri, 7 Nov
Alaska Airlines Logo
19:50 - 08:05DEN-SFO
13h 15m1 stop
Alaska Airlines Logo
10:26 - 19:10SFO-DEN
7h 44m1 stop
$213Alaska Airlines
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Frontier Logo
06:46 - 17:43DEN-SFO
11h 57m1 stop
Frontier Logo
22:21 - 15:34SFO-DEN
16h 13m1 stop
$214Frontier
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Southwest Logo
21:30 - 23:05DEN-SFO
2h 35mdirect
Southwest Logo
05:00 - 08:30SFO-DEN
2h 30mdirect
$235Southwest
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Tue, 21 Oct - Thu, 23 Oct
Southwest Logo
22:30 - 00:05DEN-SFO
2h 35mdirect
Southwest Logo
11:40 - 17:20SFO-DEN
4h 40m1 stop
$244Southwest
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Mon, 27 Oct - Thu, 30 Oct
Hawaiian Airlines Logo
18:59 - 23:48DEN-SFO
5h 49m1 stop
Hawaiian Airlines Logo
18:13 - 23:59SFO-DEN
4h 46m1 stop
$247Hawaiian Airlines
Find Deal
Thu, 11 Dec - Mon, 15 Dec
Southwest Logo
18:10 - 19:50DEN-SFO
2h 40mdirect
Southwest Logo
15:40 - 23:15SFO-DEN
6h 35m1 stop
$250Southwest
Find Deal
Tue, 21 Oct - Thu, 23 Oct
Southwest Logo
08:35 - 10:30DEN-SFO
2h 55mdirect
Southwest Logo
07:40 - 15:50SFO-DEN
7h 10m2 stops
$258Southwest
Find Deal
Tue, 6 Jan - Tue, 3 Feb
United Airlines Logo
15:55 - 17:36DEN-SFO
2h 41mdirect
United Airlines Logo
20:52 - 00:29SFO-DEN
2h 37mdirect
$264United Airlines
Find Deal
Sat, 11 Oct - Mon, 13 Oct
United Airlines Logo
06:03 - 07:45DEN-SFO
2h 42mdirect
United Airlines Logo
18:40 - 22:17SFO-DEN
2h 37mdirect
$265United Airlines
Find Deal
Sun, 19 Oct - Sat, 25 Oct

Alaska Airlines flights from Denver to San Francisco

Our best Alaska Airlines deals on Denver to San Francisco flight tickets
Alaska Airlines
15 Oct
DEN19:50Denver Intl
13h 15m
1 stop
SFO08:05San Francisco
22 Oct
SFO10:26San Francisco
7h 44m
1 stop
DEN19:10Denver Intl
$213
Find similar
Alaska Airlines
5 Dec
DEN18:59Denver Intl
14h 07m
1 stop
SFO08:06San Francisco
8 Dec
SFO07:00San Francisco
11h 24m
1 stop
DEN19:24Denver Intl
$283
Find similar
Alaska Airlines
14 Jan
DEN19:04Denver Intl
5h 29m
1 stop
SFO23:33San Francisco
25 Jan
SFO07:00San Francisco
10h 33m
1 stop
DEN18:33Denver Intl
$324
Find similar

Frontier flights from Denver to San Francisco

Our best Frontier deals on Denver to San Francisco flight tickets
Frontier
31 Oct
DEN22:29Denver Intl
2h 45m
SFO00:14San Francisco
7 Nov
SFO20:09San Francisco
2h 41m
DEN23:50Denver Intl
$199
Find similar
Frontier
31 Oct
DEN06:46Denver Intl
11h 57m
1 stop
SFO17:43San Francisco
7 Nov
SFO22:21San Francisco
16h 13m
1 stop
DEN15:34Denver Intl
$214
Find similar
Frontier
31 Oct
DEN06:46Denver Intl
11h 57m
1 stop
SFO17:43San Francisco
7 Nov
SFO16:02San Francisco
16h 27m
2 stops
DEN09:29Denver Intl
$292
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Denver to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 17 September 2025.
Use the filters below to find and compare flights from Denver to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 31/10

22:29-00:14

Nonstop2h 45m

San Francisco

Fri 7/11

20:09-23:50

Nonstop2h 41m

$199

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 15/10

19:50-08:05

1 stop13h 15m

San Francisco

Wed 22/10

10:26-19:10

1 stop7h 44m

$213

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 31/10

06:46-17:43

1 stop11h 57m

San Francisco

Fri 7/11

22:21-15:34

1 stop16h 13m

$214

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 21/10

21:30-23:05

Nonstop2h 35m

San Francisco

Thu 23/10

05:00-08:30

Nonstop2h 30m

$235

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Mon 27/10

22:30-00:05

Nonstop2h 35m

San Francisco

Thu 30/10

11:40-17:20

1 stop4h 40m

$244

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 11/12

18:59-23:48

1 stop5h 49m

San Francisco

Mon 15/12

18:13-23:59

1 stop4h 46m

$247

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 21/10

18:10-19:50

Nonstop2h 40m

San Francisco

Thu 23/10

15:40-23:15

1 stop6h 35m

$250

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 6/1

08:35-10:30

Nonstop2h 55m

San Francisco

Tue 3/2

07:40-15:50

2 stops7h 10m

$258

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 11/10

15:55-17:36

Nonstop2h 41m

San Francisco

Mon 13/10

20:52-00:29

Nonstop2h 37m

$264

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sun 19/10

06:03-07:45

Nonstop2h 42m

San Francisco

Sat 25/10

18:40-22:17

Nonstop2h 37m

$265

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Denver to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel during the month of February, then book flights to San Francisco from Denver during January instead. Flights to San Francisco in January, while not as cheap as those in February, still average around $265.

What is the cheapest day to depart on your flight to San Francisco?

According to our data, Thursday is the cheapest day to fly to San Francisco from Denver. The lowest ticket price found for a Thursday departure recently was $1,685. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Denver to San Francisco for around $2,414.

What is the cheapest time of day to depart on your flight to San Francisco?

According to our data, the cheapest time of day to fly to San Francisco is in the evening. momondo users have found flights departing from Denver to San Francisco in the evening for as low as $2,188. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,414 on average. Flights to San Francisco from Denver in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Denver Intl to San Francisco flight route?

Fly from Denver Intl to San Francisco for the best Denver Intl - San Francisco flight prices

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $326 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Denver for as low as $265 on momondo.

What cabin class options are available on Denver Intl to San Francisco flights?

There are 2 cabin classes available to choose from on Denver Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Denver to San Francisco flight prices changed over time?

As of September 2025, prices for Denver to San Francisco flights are approximately 54% more expensive when compared to flights at the same time last year.

When to book flights from Denver to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Denver to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Denver to San Francisco (DEN to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Denver to San Francisco

Fastest flight time

2h 35m

Direct flights

Every day

Airports in San Francisco

1 airport
The fastest flight from Denver to San Francisco takes 2h 35m
Direct flights go from Denver to San Francisco every day.
There is 1 airport near San Francisco: San Francisco (SFO)
Search flight deals

  • How far is Denver Intl to San Francisco by plane?

    The distance between Denver Intl and San Francisco is about 1522.9 km. In terms of flight time, this usually takes a little over 2h 35m.

  • When did momondo last update prices for flights from Denver Intl Airport to San Francisco Airport?

    Prices for flights from Denver Intl Airport to San Francisco Airport are updated daily.

  • How old do you have to be to fly from Denver Intl Airport to San Francisco Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Denver to San Francisco?

Travelling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Walnut Creek
Carmel-by-the-Sea
Redwood City
Sausalito
Watsonville
Emeryville
San Mateo
Pacifica
Mountain View
Burlingame
Salinas
Pacific Grove
Pebble Beach
San Lorenzo

Why use momondo?

Why should I use momondo to find a flight deal from Denver to San Francisco?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Denver.

Can I find flights from Denver to San Francisco with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Francisco from Denver which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Denver to San Francisco?

momondo provides multiple filters to help you find the best flight to San Francisco from Denver. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Denver to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Denver and alert you when they change.

An easier way to manage your San Francisco trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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