SFO

$69 Find Cheap Flights from Colorado to San Francisco

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to San Francisco departing on 2/13. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$103
Overall average: $167
Frontier
Fri 2/6Mon 2/9
DEN - SFO • Non-stop
Cheapest non-stop
$106
Typical prices: $85-$264
Frontier
Sat 2/14Tue 2/17
DEN - SFO • Non-stop
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We hope you love your trip to San Francisco!
Flight Deals
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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.

Recent round-trip flight deals from Colorado to San Francisco

Fri, Feb 6 - Mon, Feb 9
Frontier Logo
10:29 pm - 12:28 amDEN-SFO
2h 59mnonstop
Frontier Logo
8:18 pm - 3:58 amSFO-DEN
6h 40m1 stop
$103Frontier
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Thu, Jan 15 - Thu, Jan 22
Multiple Airlines Logo
12:34 pm - 5:48 pmDEN-SFO
6h 14m1 stop
Multiple Airlines Logo
6:15 am - 10:02 amSFO-DEN
2h 47mnonstop
$104Multiple Airlines
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Tue, Dec 16 - Wed, Jan 14
Frontier Logo
9:33 am - 4:51 pmDEN-SFO
8h 18m1 stop
Frontier Logo
7:00 am - 10:36 amSFO-DEN
2h 36mnonstop
$105Frontier
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Tue, Jan 13 - Tue, Jan 13
Southwest Logo
6:00 am - 11:50 amCOS-SFO
6h 50m1 stop
Southwest Logo
2:35 pm - 8:55 pmSFO-COS
5h 20m1 stop
$184Southwest
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Tue, Jan 13 - Tue, Jan 13
Southwest Logo
6:00 am - 12:05 pmCOS-SFO
7h 05m2 stops
Southwest Logo
2:35 pm - 8:55 pmSFO-COS
5h 20m1 stop
$189Southwest
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Tue, Jan 13 - Tue, Jan 13
Southwest Logo
6:00 am - 12:05 pmCOS-SFO
7h 05m2 stops
Southwest Logo
2:10 pm - 10:35 pmSFO-COS
7h 25m2 stops
$194Southwest
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Thu, Jan 15 - Sat, Jan 17
Delta Logo
7:59 am - 12:23 pmCOS-SFO
5h 24m1 stop
Delta Logo
5:05 pm - 10:23 pmSFO-COS
4h 18m1 stop
$197Delta
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Fri, Jan 16 - Mon, Jan 19
United Airlines Logo
7:00 am - 1:29 pmCOS-SFO
7h 29m1 stop
United Airlines Logo
6:25 am - 12:22 pmSFO-COS
4h 57m1 stop
$201United Airlines
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Thu, Jan 15 - Sun, Jan 18
Delta Logo
12:00 pm - 6:16 pmCOS-SFO
7h 16m1 stop
Delta Logo
2:39 pm - 11:17 amSFO-COS
19h 38m2 stops
$205Delta
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Tue, Dec 23 - Sun, Dec 28
United Airlines Logo
3:25 pm - 5:21 pmHDN-SFO
2h 56mnonstop
United Airlines Logo
9:32 am - 1:06 pmSFO-HDN
2h 34mnonstop
$209United Airlines
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Useful Info

Good to know

Low seasonSeptember
Cheapest flight$69
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly with an average 12% increase in price.
Flight from Denver to San Francisco

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?

Book flights to San Francisco if you plan to visit one of these locations
Calistoga
Marina
Rohnert Park
Capitola
Emeryville
Pacifica
Millbrae
Campbell
Mill Valley
Newark
Novato
Windsor
Belmont
Union City
Richmond
West Sacramento
Los Altos
Corte Madera
Jenner
American Canyon

Everything you need to know for your flight to San Francisco

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

San Francisco (SFO)