San Francisco Bay Area

$39+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SFO
Jan 26 — Feb 21
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Cheap flight deals from Colorado to San Francisco Bay Area

Discover tips and strategies to find the most affordable flight options for your journey from Colorado (USCO) to San Francisco Bay Area (zzXIH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$78
(Frontier)

One-way from

$44
(Frontier)
From Colorado to San Francisco Bay Area
One-way flight from Colorado to San Francisco Bay Area

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 January 21, 2025.

This Frontier deal was found by Cheapflights users on 1/20. 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.
Tue 1/2810:15 pmDEN - SFO
Nonstop2h 54mFrontier
Thu 1/309:10 pmSFO - DEN
Nonstop2h 33mFrontier
Deal found 1/20$78
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 2/281:20 pmDEN - SJC
Nonstop2h 43mFrontier
Mon 3/34:03 pmSJC - DEN
Nonstop2h 44mFrontier
Deal found 1/20$97
This Frontier deal was found by Cheapflights users on 1/21. 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.
Thu 2/63:28 pmEGE - SFO
1 stop9h 41mFrontier
Mon 2/106:05 amSFO - EGE
1 stop7h 33mFrontier
Deal found 1/21$109
This Travelocity deal was found by Cheapflights users on 1/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/110:15 pmDEN - SFO
Nonstop2h 54mMultiple Airlines
Tue 2/42:43 pmSFO - DEN
1 stop6h 53mMultiple Airlines
Deal found 1/21$162
This Southwest deal was found by Cheapflights users on 1/21. 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.
Tue 4/228:20 amDEN - SJC
Nonstop2h 35mSouthwest
Thu 4/246:50 amSJC - DEN
Nonstop2h 30mSouthwest
Deal found 1/21$177
This Southwest deal was found by Cheapflights users on 1/21. 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.
Wed 2/121:00 pmDEN - OAK
Nonstop2h 45mSouthwest
Sat 2/227:40 amOAK - DEN
Nonstop2h 30mSouthwest
Deal found 1/21$177
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Fri 2/287:55 pmDEN - SJC
1 stop14h 16mAlaska Airlines
Tue 3/48:46 pmSJC - DEN
1 stop13h 56mAlaska Airlines
Deal found 1/21$196
This Orbitz deal was found by Cheapflights users on 1/21. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/281:20 pmDEN - SJC
Nonstop2h 43mMultiple Airlines
Tue 3/41:00 pmSJC - DEN
1 stop7h 20mMultiple Airlines
Deal found 1/21$205
This Southwest deal was found by Cheapflights users on 1/21. 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.
Wed 2/121:05 pmDEN - SFO
1 stop7h 05mSouthwest
Sat 2/225:15 amSFO - DEN
2 stops7h 10mSouthwest
Deal found 1/21$212
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 3/47:00 amDEN - SFO
1 stop7h 47mAlaska Airlines
Wed 3/128:05 amSFO - DEN
2 stops14h 24mAlaska Airlines
Deal found 1/21$215
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 2/155:13 pmDEN - OAK
1 stop7h 30mAlaska Airlines
Tue 2/188:32 pmOAK - DEN
1 stop16h 22mAlaska Airlines
Deal found 1/21$216
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/185:40 amDEN - OAK
1 stop7h 50mDelta
Tue 2/255:00 pmOAK - DEN
1 stop4h 47mDelta
Deal found 1/20$217

Find flights from Colorado to San Francisco Bay Area within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Mon 5/12

10:38 pm-12:31 am

Nonstop2h 53m

San Francisco

Tue 5/20

6:00 am-9:39 am

Nonstop2h 39m

$78

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Fri 2/28

1:20 pm-3:03 pm

Nonstop2h 43m

San Jose

Mon 3/3

4:03 pm-7:47 pm

Nonstop2h 44m

$97

VailSan Francisco

EGE - SFO

EGESFO

Vail Eagle County

Thu 2/6

3:28 pm-12:09 am

1 stop9h 41m

San Francisco

Mon 2/10

6:05 am-2:38 pm

1 stop7h 33m

$109

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Thu 2/20

2:50 pm-9:06 pm

1 stop7h 16m

San Francisco

Thu 2/27

9:41 pm-8:55 am

1 stop10h 14m

$163

DenverOakland

DEN - OAK

DENOAK

Denver Intl

Wed 2/12

1:00 pm-2:45 pm

Nonstop2h 45m

Oakland

Sat 2/22

7:40 am-11:10 am

Nonstop2h 30m

$177

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Tue 2/18

7:05 am-9:00 am

Nonstop2h 55m

San Jose

Tue 2/25

6:30 am-10:00 am

Nonstop2h 30m

$187

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Wed 2/12

11:24 am-6:51 pm

1 stop8h 27m

San Jose

Wed 2/19

9:58 am-3:27 pm

1 stop4h 29m

$197

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Wed 2/19

2:26 pm-6:53 pm

1 stop5h 27m

San Francisco

Wed 2/26

8:43 am-3:27 pm

1 stop5h 44m

$199

DenverSan Jose

DEN - SJC

DENSJC

Denver Intl

Tue 4/15

1:20 pm-6:38 pm

1 stop6h 18m

San Jose

Tue 4/29

10:14 am-6:57 pm

1 stop7h 43m

$211

DenverSan Francisco

DEN - SFO

DENSFO

Denver Intl

Sat 3/1

10:20 am-11:12 pm

1 stop13h 52m

San Francisco

Mon 3/3

5:16 pm-10:35 pm

1 stop4h 19m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

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.

Travel insights for flights from Colorado to San Francisco Bay Area

Get recent, data-driven insights about flights from Colorado to San Francisco Bay Area including ideal travel times, pricing trends, and more.

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 $405). 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 January 21, 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 January 21, 2025.

The most flights from USCO to zzXIH are scheduled on a Monday (55 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (32 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 January 21, 2025.
See what other customers who have flown with Frontier, American Airlines and Alaska Airlines 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.
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.1
Very good
4,662 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
9,706 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very good
8,521 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.4
Good
8,984 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.2
Good
10,000 reviews
8.1
Very good
4,662 reviews

Boarding

8.2

Overall

8.1

Food

7.2

Comfort

8.1

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

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?

  • 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 $44. Users have also found prices from $79 and $99 on Southwest and United 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 $405). 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.

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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$50Average$140FlexibilityNo cancel feeOn-time62%
Breeze AirwaysCheapest$95Average$136FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$144Average$341FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$149Average$433FlexibilityNo cancel feeOn-time69%
DeltaCheapest$186Average$333FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$452FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$307Average$525FlexibilityNo cancel feeOn-time75%
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