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San Francisco Bay Area

$65+ Cheap flights from Colorado to San Francisco Bay Area

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
Nov 1 — Nov 81
Sat 11/1
Sat 11/8
1 adult, Economy
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Cheap flight deals from Colorado to San Francisco Bay Area

Keep the following information in mind while searching for Colorado to San Francisco Bay Area flight deals. Data was last updated October 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$110
(Frontier)

One-way from

$65
(Cheapflightsfares)

Popular in

July

Cheapest in

February

Average price

$185
Provider with most accurate pricing for Denver Intl-San Francisco flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-San Francisco flights.
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From Colorado to San Francisco Bay Area
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One-way flight from Colorado to San Francisco Bay Area
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Highest demand for flights based on searches. 15% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Colorado to San Francisco Bay Area

Cheapest flights from Colorado to San Francisco Bay Area
Explore the most affordable flight options available from Colorado to San Francisco Bay Area. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 2, 2025.

This Frontier deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:41 pmDEN - SFO
Nonstop2h 48mFrontier
Wed 10/296:34 amSFO - DEN
Nonstop2h 44mFrontier
Deal found 9/29$110
This Priceline deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:39 pmDEN - SFO
Nonstop2h 48mFrontier
Mon 11/173:09 pmSFO - DEN
1 stop5h 09mFrontier
Deal found 9/30$111
This Gotogate deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:56 pmDEN - SFO
Nonstop2h 49mFrontier
Mon 11/103:15 pmSFO - DEN
1 stop23h 33mFrontier
Deal found 9/30$112
This Frontier deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:41 pmDEN - SFO
Nonstop2h 48mFrontier
Sat 11/16:34 amSFO - DEN
Nonstop2h 44mFrontier
Deal found 9/29$113
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:00 pmDEN - SFO
Nonstop2h 55mFrontier
Sun 12/76:21 amSFO - DEN
Nonstop2h 42mFrontier
Deal found 9/30$115
This Frontier deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2512:10 pmDEN - SFO
1 stop10h 19mFrontier
Sun 10/266:34 amSFO - DEN
Nonstop2h 44mFrontier
Deal found 10/2$117
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/252:20 pmDEN - SFO
1 stop8h 09mFrontier
Tue 10/286:34 amSFO - DEN
Nonstop2h 44mFrontier
Deal found 9/30$118
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/228:39 pmDEN - SFO
Nonstop2h 48mFrontier
Tue 10/289:55 pmSFO - DEN
1 stop11h 34mFrontier
Deal found 9/30$119
This Cheapflightsfares deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:45 amDEN - SFO
Nonstop2h 48mFrontier
Sat 11/12:19 pmSFO - DEN
1 stop5h 40mFrontier
Deal found 9/30$120
This Gotogate deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/307:45 amDEN - SFO
Nonstop2h 48mFrontier
Sun 11/23:09 pmSFO - DEN
1 stop18h 09mFrontier
Deal found 9/30$121
This Frontier deal was found by Cheapflights users on 9/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:41 pmDEN - SFO
Nonstop2h 48mFrontier
Sun 11/25:34 amSFO - DEN
Nonstop2h 44mFrontier
Deal found 9/29$122
This Priceline deal was found by Cheapflights users on 9/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:41 pmDEN - SFO
Nonstop2h 48mFrontier
Mon 10/276:15 pmSFO - DEN
1 stop4h 29mFrontier
Deal found 9/30$123

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to San Francisco Bay Area 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, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
Use the filters below to find and compare flights from Colorado to San Francisco Bay Area that are best for you.

Fly from

Colorado

Fly to

San Francisco Bay Area

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sun 11/9

7:45 am-9:33 am

Nonstop2h 48m

San Francisco

Sat 11/15

6:34 am-10:18 am

Nonstop2h 44m

$121

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Fri 11/14

7:00 am-5:34 pm

1 stop11h 34m

San Jose

Mon 11/17

12:27 pm-4:14 pm

Nonstop2h 47m

$158

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 10/24

12:36 pm-2:22 pm

Nonstop2h 46m

San Francisco

Mon 10/27

5:45 am-11:10 pm

1 stop16h 25m

$160

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 11/19

8:39 pm-10:27 pm

Nonstop2h 48m

San Francisco

Fri 11/28

2:54 pm-6:34 pm

Nonstop2h 40m

$162

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Fri 10/24

9:48 am-11:32 am

Nonstop2h 44m

San Jose

Mon 10/27

12:35 pm-4:22 pm

Nonstop2h 47m

$166

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Tue 1/6

6:00 am-11:11 am

1 stop6h 11m

San Jose

Tue 1/6

2:53 pm-11:59 pm

1 stop8h 06m

$177

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 11/8

7:45 am-9:30 am

Nonstop2h 45m

San Francisco

Mon 11/10

5:30 am-8:55 am

Nonstop2h 25m

$177

DenverOakland

DEN - OAK

DENOAK

Denver Intl

Sat 11/15

7:45 am-9:30 am

Nonstop2h 45m

Oakland

Sun 11/16

5:35 am-9:05 am

Nonstop2h 30m

$177

DenverOakland

DEN - OAK

DENOAK

Denver Intl

Fri 11/7

10:25 pm-12:10 am

Nonstop2h 45m

Oakland

Tue 11/11

5:45 am-9:15 am

Nonstop2h 30m

$177

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Fri 11/7

9:48 am-11:32 am

Nonstop2h 44m

San Jose

Mon 11/10

12:27 pm-4:14 pm

Nonstop2h 47m

$185

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/1

Showing 1-10 of 60 results
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Best time to book a flight from Colorado to San Francisco Bay Area

Have a flexible travel schedule? Discover the best time to fly to San Francisco Bay Area from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to San Francisco Bay Area

What is the cheapest month to book a flight from Colorado to San Francisco Bay Area?

Currently, January is the cheapest month in which you can book a flight from Colorado to San Francisco Bay Area (average of $276). Flying from Colorado to San Francisco Bay Area in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to XIH?

Find hourly flight availability from Colorado to San Francisco Bay Area. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 2, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to San Francisco Bay Area as you normally would.

Weekly flight availability from Colorado to San Francisco Bay Area

Explore weekly flight availability from Colorado to San Francisco Bay Area. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 2, 2025.

The most flights from USCO to zzXIH are scheduled on a Thursday (51 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 on average).

Related info for your journey

Find useful and relevant information for your journey from Colorado to San Francisco Bay Area. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Colorado to San Francisco Bay Area flight route?

    Within the past month, 123 users have taken a look at flights from Colorado to San Francisco Bay Area.

  • How long is the flight from Colorado to San Francisco Bay Area?

    A quick flight from Colorado to San Francisco Bay Area can take about 2h 45m. Frontier provides one of the quickest options available for as low as $177. The distance between Colorado and San Francisco Bay Area is about 964 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Colorado to San Francisco Bay Area one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $79. Users have also found prices from $79 and $91 on Southwest and Frontier, respectively.

  • Can I find deals for flights from Colorado to San Francisco Bay Area that include hotel bookings?

    Yes. In addition to deals on Colorado to San Francisco Bay Area flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to San Francisco Bay Area?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to San Francisco Bay Area.

  • Can I find deals for business class flights from Colorado to San Francisco Bay Area?

    Yes. Cheapflights offers flight deals from Colorado to San Francisco Bay Area by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to San Francisco Bay Area?

    Currently, January is the cheapest month in which you can book a flight from Colorado to San Francisco Bay Area (average of $276). Flying from Colorado to San Francisco Bay Area in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Colorado to San Francisco Bay Area

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Colorado to San Francisco Bay Area

Discover the top 6 airlines that operate flights from Colorado to San Francisco Bay Area. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$45Average$177FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$317FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$143Average$343FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$163Average$420FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$228Average$436FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$320Average$539FlexibilityNo cancel feeOn-time75%

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