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Cheap flights from San Francisco to Denver from $108

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Denver departing on 19/11. 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

Southwest Logo
05:55 - 09:25SFO-DEN
2h 30mdirect
Southwest Logo
20:50 - 22:25DEN-SFO
2h 35mdirect
$215Southwest
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Tue, 26 Aug - Wed, 27 Aug
Southwest Logo
12:20 - 15:45SFO-DEN
2h 25mdirect
Southwest Logo
16:55 - 21:25DEN-SFO
5h 30m1 stop
$230Southwest
Find Deal
Wed, 3 Sep - Sat, 6 Sep
United Airlines Logo
20:52 - 00:28SFO-DEN
2h 36mdirect
United Airlines Logo
08:02 - 09:44DEN-SFO
2h 42mdirect
$241United Airlines
Find Deal
Wed, 27 Aug - Mon, 1 Sep
Southwest Logo
19:00 - 22:40SFO-DEN
2h 40mdirect
Southwest Logo
07:25 - 11:30DEN-SFO
5h 05m1 stop
$249Southwest
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Thu, 6 Nov - Tue, 11 Nov
Alaska Airlines Logo
11:30 - 18:03SFO-DEN
5h 33m1 stop
Alaska Airlines Logo
19:04 - 23:33DEN-SFO
5h 29m1 stop
$258Alaska Airlines
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Sat, 6 Dec - Wed, 10 Dec
United Airlines Logo
20:52 - 00:28SFO-DEN
2h 36mdirect
United Airlines Logo
08:02 - 09:44DEN-SFO
2h 42mdirect
$268United Airlines
Find Deal
Fri, 29 Aug - Sun, 31 Aug
Alaska Airlines Logo
20:19 - 12:10SFO-DEN
14h 51m1 stop
Alaska Airlines Logo
19:50 - 08:05DEN-SFO
13h 15m1 stop
$271Alaska Airlines
Find Deal
Mon, 29 Sep - Wed, 8 Oct
Hawaiian Airlines Logo
10:26 - 19:10SFO-DEN
7h 44m1 stop
Hawaiian Airlines Logo
07:01 - 14:01DEN-SFO
8h 00m1 stop
$312Hawaiian Airlines
Find Deal
Wed, 22 Oct - Fri, 24 Oct
Delta Logo
05:55 - 18:21SFO-DEN
11h 26m1 stop
Delta Logo
12:32 - 22:09DEN-SFO
10h 37m1 stop
$323Delta
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Sat, 6 Sep - Wed, 10 Sep
Delta Logo
10:55 - 18:21SFO-DEN
6h 26m1 stop
Delta Logo
12:32 - 22:09DEN-SFO
10h 37m1 stop
$329Delta
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Tue, 2 Sep - Sat, 6 Sep

United Airlines flights from San Francisco to Denver

Our best United Airlines deals on San Francisco to Denver flight tickets
United Airlines
27 Aug
SFO20:52San Francisco
2h 36m
DEN00:28Denver Intl
1 Sept
DEN08:02Denver Intl
2h 42m
SFO09:44San Francisco
$241
Find similar
United Airlines
29 Aug
SFO20:52San Francisco
2h 36m
DEN00:28Denver Intl
31 Aug
DEN08:02Denver Intl
2h 42m
SFO09:44San Francisco
$268
Find similar
United Airlines
4 Sept
SFO20:52San Francisco
2h 36m
DEN00:28Denver Intl
8 Sept
DEN15:40Denver Intl
4h 25m
1 stop
SFO19:05San Francisco
$283
Find similar

Alaska Airlines flights from San Francisco to Denver

Our best Alaska Airlines deals on San Francisco to Denver flight tickets
Alaska Airlines
6 Dec
SFO11:30San Francisco
5h 33m
1 stop
DEN18:03Denver Intl
10 Dec
DEN19:04Denver Intl
5h 29m
1 stop
SFO23:33San Francisco
$258
Find similar
Alaska Airlines
29 Sept
SFO20:19San Francisco
14h 51m
1 stop
DEN12:10Denver Intl
8 Oct
DEN19:50Denver Intl
13h 15m
1 stop
SFO08:05San Francisco
$271
Find similar
Alaska Airlines
23 Sept
SFO10:08San Francisco
6h 13m
1 stop
DEN17:21Denver Intl
1 Oct
DEN11:40Denver Intl
5h 44m
1 stop
SFO16:24San Francisco
$272
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momondo Fare Finder

 
Customise your flight search to find flights from San Francisco to Denver 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 6 August 2025.
Use the filters below to find and compare flights from San Francisco to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 26/8

05:55-09:25

Nonstop2h 30m

Denver Intl

Wed 27/8

20:50-22:25

Nonstop2h 35m

$215

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 3/9

12:20-15:45

Nonstop2h 25m

Denver Intl

Sat 6/9

16:55-21:25

1 stop5h 30m

$230

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 27/8

20:52-00:28

Nonstop2h 36m

Denver Intl

Mon 1/9

08:02-09:44

Nonstop2h 42m

$241

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Thu 6/11

19:00-22:40

Nonstop2h 40m

Denver Intl

Tue 11/11

07:25-11:30

1 stop5h 05m

$249

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 6/12

11:30-18:03

1 stop5h 33m

Denver Intl

Wed 10/12

19:04-23:33

1 stop5h 29m

$258

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Fri 29/8

20:52-00:28

Nonstop2h 36m

Denver Intl

Sun 31/8

08:02-09:44

Nonstop2h 42m

$268

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Mon 29/9

20:19-12:10

1 stop14h 51m

Denver Intl

Wed 8/10

19:50-08:05

1 stop13h 15m

$271

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 22/10

10:26-19:10

1 stop7h 44m

Denver Intl

Fri 24/10

07:01-14:01

1 stop8h 00m

$312

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 6/9

05:55-18:21

1 stop11h 26m

Denver Intl

Wed 10/9

12:32-22:09

1 stop10h 37m

$323

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 2/9

10:55-18:21

1 stop6h 26m

Denver Intl

Sat 6/9

12:32-22:09

1 stop10h 37m

$329

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 Denver from

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

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 Denver?

In general, January is the cheapest month to fly from San Francisco to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $295. If you aren’t able to travel during the month of January, then book flights to Denver from San Francisco during October instead. Flights to Denver in October, while not as cheap as those in January, still average around $297.

What is the cheapest day to depart on your flight to Denver?

According to our data, Sunday is the cheapest day to fly to Denver from San Francisco. The lowest ticket price found for a Sunday departure recently was $115. 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 Thursday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Denver for around $1,009.

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

According to our data, the cheapest time of day to fly to Denver is at midday. momondo users have found flights departing from San Francisco to Denver at midday for as low as $429. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Denver is in the afternoon when prices are around $1,119.

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

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

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $347 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from San Francisco for as low as $271 on momondo.

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

There are 3 cabin classes available to choose from on San Francisco to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for San Francisco to Denver flights are approximately 1% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Denver

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

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

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

Best price found

$108

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from San Francisco in the past 72 hours is $108. The best return flight deal from San Francisco to Denver found on momondo in the last 72 hours is $215.
The fastest flight from San Francisco to Denver takes 2h 25m
Direct flights go from San Francisco to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

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

    San Francisco and Denver Intl are 1522.9 km apart from one another. By plane, this route typically takes 2h 25m.

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

    Prices for flights from San Francisco Airport to Denver Intl Airport were last updated today.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Travelling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Keystone

Why use momondo?

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

It is quick and easy to find San Francisco to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

All flight searches from San Francisco to Denver on momondo can be filtered to show those which offer flexible booking policies.

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

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

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

Yes. momondo can track prices for San Francisco to Denver flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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