How does KAYAK find such low prices on flights from Colorado to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to San Francisco. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Colorado is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Colorado to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Colorado with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$64 CHEAP FLIGHTS from Colorado to San Francisco

SFO

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$86

Overall average: $187

Frontier

Thu 2/26Sun 3/1

DEN - SFO • Non-stop

Cheapest one-way

$64

Typical prices: $100-$212

Frontier

Thu 4/2

DEN - SFO • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to San Francisco!

Flight Deals

Cheap Flights from Colorado to San Francisco

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Colorado to San Francisco that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from Colorado to San Francisco

Thu, Feb 26 - Sun, Mar 1

10:29 pm - 12:28 am

DEN

SFO

2h 59mnonstop

6:15 am - 10:02 am

SFO

DEN

2h 47mnonstop

$86Frontier

Fri, Feb 27 - Sun, Mar 1

10:29 pm - 12:28 am

DEN

SFO

2h 59mnonstop

6:15 am - 10:02 am

SFO

DEN

2h 47mnonstop

$87Frontier

Wed, Mar 4 - Mon, Mar 9

7:40 am - 12:07 pm

GJT

SFO

5h 27m

1 stop

5:01 pm - 9:53 pm

SFO

GJT

3h 52m

1 stop

$211Delta

Mon, Mar 23 - Sat, Mar 28

2:10 pm - 8:10 pm

MTJ

SFO

7h 00m

1 stop

11:56 am - 3:18 pm

SFO

MTJ

2h 22mnonstop

$219United Airlines

Thu, Feb 19 - Tue, Feb 24

2:10 pm - 6:55 pm

MTJ

SFO

5h 45m

1 stop

6:50 am - 2:37 pm

SFO

MTJ

6h 47m

1 stop

$229United Airlines

Sun, Feb 1 - Sat, Feb 7

7:45 pm - 5:54 pm

GJT

SFO

23h 09m

2 stops

4:46 pm - 12:33 pm

SFO

GJT

18h 47m

1 stop

$256Multiple Airlines

Tue, Feb 17 - Tue, Feb 24

4:50 pm - 10:50 pm

COS

SFO

7h 00m

1 stop

2:35 pm - 8:55 pm

SFO

COS

5h 20m

1 stop

$257Southwest

Tue, Feb 17 - Tue, Feb 24

6:10 am - 10:10 am

COS

SFO

5h 00m

1 stop

11:30 am - 8:55 pm

SFO

COS

8h 25m

2 stops

$262Southwest

Tue, Feb 10 - Thu, Feb 12

12:03 pm - 11:30 pm

COS

SFO

12h 27m

2 stops

5:55 am - 11:15 am

SFO

COS

4h 20m

1 stop

$275Delta

Sun, Feb 1 - Sat, Feb 7

1:13 pm - 9:53 am

GJT

SFO

21h 40m

1 stop

4:46 pm - 12:33 pm

SFO

GJT

18h 47m

1 stop

$275Multiple Airlines

Useful Info

Low season	January
High season	May
Cheapest flight	$64

Best time to beat the crowds with an average 4% drop in price.

Most popular time to fly and prices are also 4% lower on average.

Flight from Denver to San Francisco

How does KAYAK find such low prices on flights from Colorado to San Francisco?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to San Francisco.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to San Francisco?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Colorado to San Francisco?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Colorado with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to San Francisco?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Calistoga

Rohnert Park

Marina

Emeryville

Capitola

Pacifica

Millbrae

Campbell

Mill Valley

Newark

Novato

Windsor

Union City

Belmont

Richmond

West Sacramento

Los Altos

Corte Madera

American Canyon

Jenner

Everything you need to know for your flight to San Francisco

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in San Francisco

San Francisco (SFO)

SFO

$64 Find Cheap Flights from Colorado to San Francisco

KAYAK searches hundreds of travel sites at once for deals on flights to San Francisco

Everything you should know

Cheap Flights from Colorado to San Francisco

Recent round-trip flight deals from Colorado to San Francisco

Recent one-way flight deals from Colorado to San Francisco

Recent last minute flight deals from Colorado to San Francisco

Recent direct flight deals from Colorado to San Francisco

Good to know

FAQs for booking flights from Colorado to San Francisco

How does KAYAK find such low prices on flights from Colorado to San Francisco?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Colorado to San Francisco.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Colorado to San Francisco?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Francisco from Colorado is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Colorado to San Francisco?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to San Francisco with an airline and back to Colorado with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Colorado to San Francisco?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Francisco from Colorado up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near San Francisco?

Everything you need to know for your flight to San Francisco

Information on the airport you'll fly into in San Francisco

Cabin class types available on flights to Colorado

Complete your trip to San Francisco with a hotel stay or car rental

Find direct flights for San Francisco

Flights to other popular destinations

Flights from domestic origins to San Francisco

Choose which airport to fly into in San Francisco

Find deals for your return flight