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$50+ 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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
Apr 6 — Apr 131
Sun 4/6
Sun 4/13
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 April 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$87
(Cheapflightsfares)

One-way from

$50
(Cheapflightsfares)

Popular in

December

Cheapest in

February

Average price

$188
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. 10% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in April 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 April 1, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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 4/3012:49 pmDEN - SFO
Nonstop2h 49mFrontier
Wed 5/76:35 amSFO - DEN
Nonstop2h 39mFrontier
Deal found 3/31$87
This Cheapflightsfares deal was found by Cheapflights users on 4/1. 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 5/89:25 amDEN - SJC
Nonstop2h 39mFrontier
Sun 5/1112:20 pmSJC - DEN
Nonstop2h 37mFrontier
Deal found 4/1$100
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/77:45 amDEN - SFO
Nonstop2h 51mUnited Airlines
Wed 5/711:12 amSFO - DEN
Nonstop2h 47mUnited Airlines
Deal found 3/31$136
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2912:49 pmDEN - SFO
Nonstop2h 49mMultiple Airlines
Tue 5/612:05 pmSFO - DEN
1 stop8h 10mMultiple Airlines
Deal found 3/31$147
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:55 pmDEN - SFO
1 stop4h 55mSouthwest
Mon 5/55:25 amSFO - DEN
Nonstop2h 30mSouthwest
Deal found 3/31$151
This Southwest deal was found by Cheapflights users on 3/31. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/27:45 amDEN - OAK
1 stop5h 10mSouthwest
Mon 5/57:10 pmOAK - DEN
Nonstop2h 30mSouthwest
Deal found 3/31$177
This Expedia deal was found by Cheapflights users on 3/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/36:00 amDEN - SJC
1 stop7h 36mMultiple Airlines
Sat 6/712:13 pmSJC - DEN
Nonstop2h 39mMultiple Airlines
Deal found 3/30$192
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/317:45 amDEN - SJC
Nonstop2h 35mSouthwest
Wed 6/46:45 pmSJC - DEN
Nonstop2h 35mSouthwest
Deal found 3/30$197
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:37 pmDEN - SFO
1 stop6h 04mAlaska Airlines
Tue 5/612:05 pmSFO - DEN
1 stop8h 10mAlaska Airlines
Deal found 3/31$199
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/226:37 pmDEN - OAK
1 stop14h 58mAlaska Airlines
Thu 4/248:00 amOAK - DEN
1 stop12h 15mAlaska Airlines
Deal found 3/31$201
This American Airlines deal was found by Cheapflights users on 3/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/318:01 amDEN - SFO
1 stop5h 54mAmerican Airlines
Wed 6/43:50 pmSFO - DEN
1 stop5h 50mAmerican Airlines
Deal found 3/31$208
This United Airlines deal was found by Cheapflights users on 3/31. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2311:55 amDEN - SJC
Nonstop2h 40mUnited Airlines
Sat 4/268:30 amSJC - DEN
Nonstop2h 36mUnited Airlines
Deal found 3/31$216

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 April 1, 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

Wed 4/30

12:49 pm-2:38 pm

Nonstop2h 49m

San Francisco

Wed 5/7

6:35 am-10:14 am

Nonstop2h 39m

$87

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Thu 5/1

9:25 am-11:04 am

Nonstop2h 39m

San Jose

Sun 5/4

12:20 pm-3:57 pm

Nonstop2h 37m

$102

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 5/7

7:45 am-9:36 am

Nonstop2h 51m

San Francisco

Wed 5/7

11:12 am-2:59 pm

Nonstop2h 47m

$136

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Tue 4/29

12:49 pm-2:38 pm

Nonstop2h 49m

San Francisco

Tue 5/6

12:05 pm-9:15 pm

1 stop8h 10m

$147

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Fri 5/2

7:55 pm-11:50 pm

1 stop4h 55m

San Francisco

Mon 5/5

5:25 am-8:55 am

Nonstop2h 30m

$151

DenverOakland

DEN - OAK

DENOAK

Denver Intl

Fri 5/2

7:45 am-11:55 am

1 stop5h 10m

Oakland

Mon 5/5

7:10 pm-10:40 pm

Nonstop2h 30m

$177

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Tue 6/3

6:00 am-12:36 pm

1 stop7h 36m

San Jose

Sat 6/7

12:13 pm-3:52 pm

Nonstop2h 39m

$192

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Sat 5/31

7:45 am-9:20 am

Nonstop2h 35m

San Jose

Wed 6/4

6:45 pm-10:20 pm

Nonstop2h 35m

$197

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 5/1

6:37 pm-11:41 pm

1 stop6h 04m

San Francisco

Tue 5/6

12:05 pm-9:15 pm

1 stop8h 10m

$199

DenverOakland

DEN - OAK

DENOAK

Denver Intl

Tue 4/22

6:37 pm-8:35 am

1 stop14h 58m

Oakland

Thu 4/24

8:00 am-9:15 pm

1 stop12h 15m

$201

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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 $393). 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 April 1, 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 April 1, 2025.

The most flights from USCO to zzXIH are scheduled on a Tuesday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

Rainfall in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco Bay Area ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco Bay Area when rainfall is around 0.0 in.

Temperature in San Francisco Bay Area by month

Plan your trip to San Francisco Bay Area by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco Bay Area, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco Bay Area

Get insights into the airlines that provide service to San Francisco Bay Area. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco Bay Area. Reviews last updated April 1, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Colorado to San Francisco Bay Area have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Southwest
8.0
Very good
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Hawaiian Airlines
7.9
Good
2,342 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,615 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Boarding

8.2

Crew

8.5

Comfort

7.9

Overall

8.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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, 133 users have taken a look at flights from Colorado to San Francisco Bay Area.

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

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $50. Users have also found prices from $71 and $98 on Southwest and Hawaiian Airlines, 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 $393). 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

Browse thousands of different options on Cheapflights for your next trip

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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 7 airlines flying from Colorado to San Francisco Bay Area

Discover the top 7 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 April 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$45Average$143FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$95Average$131FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$141Average$350FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$151Average$446FlexibilityNo cancel feeOn-time69%
DeltaCheapest$171Average$334FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$454FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$307Average$507FlexibilityNo cancel feeOn-time75%
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