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$70+ Cheap flights from San Francisco Bay Area to Denver (DEN)

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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Jun 21 — Jun 281
Sat 6/21
Sat 6/28
1 adult, Economy
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Cheap flight deals from San Francisco Bay Area to Denver

Keep the following information in mind while searching for San Francisco Bay Area to Denver flight deals. Data was last updated June 16, 2025.

Round-trip from

$140
(Frontier)

One-way from

$70
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$277
From San Francisco Bay Area to Denver Intl
Search Deals
One-way flight from San Francisco Bay Area to Denver Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from San Francisco Bay Area to Denver

Cheapest flights from San Francisco Bay Area to Denver
Explore the most affordable flight options available from San Francisco Bay Area to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2025.

This Frontier deal was found by Cheapflights users on 6/14. 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 7/56:37 amSFO - DEN
Nonstop2h 40mFrontier
Fri 7/1110:29 pmDEN - SFO
Nonstop2h 50mFrontier
Deal found 6/14$140
This Southwest deal was found by Cheapflights users on 6/14. 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.
Thu 8/75:30 amSFO - DEN
Nonstop2h 25mSouthwest
Mon 8/119:35 pmDEN - SFO
Nonstop2h 35mSouthwest
Deal found 6/14$157
This United Airlines deal was found by Cheapflights users on 6/15. 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.
Thu 8/76:30 amSFO - DEN
Nonstop2h 40mUnited Airlines
Sat 8/95:00 amDEN - SFO
Nonstop2h 42mUnited Airlines
Deal found 6/15$167
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Thu 8/73:21 pmSFO - DEN
1 stop5h 46mAmerican Airlines
Mon 8/112:35 pmDEN - SFO
1 stop6h 26mAmerican Airlines
Deal found 6/14$177
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/296:37 amSFO - DEN
Nonstop2h 40mMultiple Airlines
Tue 8/57:06 pmDEN - SFO
1 stop5h 33mMultiple Airlines
Deal found 6/14$178
This Cheapflightsfares deal was found by Cheapflights users on 6/15. 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 7/2412:18 pmSJC - DEN
Nonstop2h 46mFrontier
Sun 7/279:42 amDEN - SJC
Nonstop2h 40mFrontier
Deal found 6/15$191
This Alaska Airlines deal was found by Cheapflights users on 6/16. 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 11/67:00 amSFO - DEN
1 stop11h 03mAlaska Airlines
Tue 11/1112:49 pmDEN - SFO
1 stop6h 23mAlaska Airlines
Deal found 6/16$196
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Fri 8/156:24 pmSJC - DEN
Nonstop2h 32mUnited Airlines
Tue 8/198:15 amDEN - SJC
Nonstop2h 36mUnited Airlines
Deal found 6/13$197
This Southwest deal was found by Cheapflights users on 6/13. 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 8/153:50 pmSJC - DEN
1 stop3h 55mSouthwest
Tue 8/198:30 amDEN - SJC
Nonstop2h 30mSouthwest
Deal found 6/13$203
This Southwest deal was found by Cheapflights users on 6/15. 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 7/188:25 pmOAK - DEN
Nonstop2h 25mSouthwest
Wed 7/236:40 amDEN - OAK
Nonstop2h 35mSouthwest
Deal found 6/15$215
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 7/1612:30 pmOAK - DEN
1 stop6h 25mDelta
Sat 7/196:10 pmDEN - OAK
1 stop5h 41mDelta
Deal found 6/14$217
This Delta deal was found by Cheapflights users on 6/14. 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.
Wed 7/1610:55 amSFO - DEN
1 stop6h 22mDelta
Sat 7/196:10 pmDEN - SFO
1 stop5h 41mDelta
Deal found 6/14$217

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco Bay Area to Denver 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 June 16, 2025.
Use the filters below to find and compare flights from San Francisco Bay Area to Denver that are best for you.

Fly from

San Francisco Bay Area

Fly to

Denver

Route

Depart

Return

Price

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 7/5

6:37 am-10:17 am

Nonstop2h 40m

Denver Intl

Fri 7/11

10:29 pm-12:19 am

Nonstop2h 50m

$140

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Thu 8/7

5:30 am-8:55 am

Nonstop2h 25m

Denver Intl

Mon 8/11

9:35 pm-11:10 pm

Nonstop2h 35m

$157

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Thu 8/7

6:30 am-10:10 am

Nonstop2h 40m

Denver Intl

Sat 8/9

5:00 am-6:42 am

Nonstop2h 42m

$167

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Thu 8/7

3:21 pm-10:07 pm

1 stop5h 46m

Denver Intl

Mon 8/11

2:35 pm-8:01 pm

1 stop6h 26m

$177

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 7/29

6:37 am-10:17 am

Nonstop2h 40m

Denver Intl

Tue 8/5

7:06 pm-11:39 pm

1 stop5h 33m

$178

San JoseDenver

SJC - DEN

SJCDEN

San Jose

Thu 7/24

12:18 pm-4:04 pm

Nonstop2h 46m

Denver Intl

Sun 7/27

9:42 am-11:22 am

Nonstop2h 40m

$191

San JoseDenver

SJC - DEN

SJCDEN

San Jose

Fri 8/15

6:24 pm-9:56 pm

Nonstop2h 32m

Denver Intl

Tue 8/19

8:15 am-9:51 am

Nonstop2h 36m

$197

San JoseDenver

SJC - DEN

SJCDEN

San Jose

Fri 8/15

3:50 pm-8:45 pm

1 stop3h 55m

Denver Intl

Tue 8/19

8:30 am-10:00 am

Nonstop2h 30m

$203

OaklandDenver

OAK - DEN

OAKDEN

Oakland

Fri 7/18

8:25 pm-11:50 pm

Nonstop2h 25m

Denver Intl

Tue 7/29

9:45 pm-11:20 pm

Nonstop2h 35m

$215

OaklandDenver

OAK - DEN

OAKDEN

Oakland

Wed 7/16

12:30 pm-7:55 pm

1 stop6h 25m

Denver Intl

Sat 7/19

6:10 pm-10:51 pm

1 stop5h 41m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/15

Showing 1-10 of 47 results
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Best time to book a flight from San Francisco Bay Area to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from San Francisco Bay Area 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 San Francisco Bay Area to Denver

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

Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Denver (average of $197). Flying from San Francisco Bay Area to Denver in March is currently the most expensive (average of $278). 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 XIH to DEN?

Find hourly flight availability from San Francisco Bay Area to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 16, 2025.

When flying from San Francisco Bay Area to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from San Francisco Bay Area to Denver

Explore weekly flight availability from San Francisco Bay Area to Denver. 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 June 16, 2025.

The most flights from zzXIH to DEN are scheduled on a Friday (61 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (52 on average).

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated June 16, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from San Francisco Bay Area to Denver by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,278 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,963 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,501 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,801 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Entertainment

7.1

Overall

8.0

Boarding

8.1

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airport do you fly into for flights to Denver from San Francisco Bay Area?

    Located just 18.5 mi from the city center, Denver Intl (DEN) is the airport most travelers will use when flying to Denver from San Francisco Bay Area.

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

    Flights from San Francisco Bay Area to Denver Intl have been viewed 296 times in the past calendar month.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $70. United Airlines flights start at $79 while deals on Hawaiian Airlines start at $82 one-way.

  • What are the most popular routes from San Francisco Bay Area to Denver?

    When deciding which route to take from San Francisco Bay Area to Denver consider San Francisco - Denver Intl, San Jose - Denver Intl or Oakland - Denver Intl as they are the most popular.

  • What are the most reliable airlines from San Francisco Bay Area to Denver?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Francisco Bay Area to Denver on time: Asiana Airlines (81%), Air Canada (80%), Virgin Australia (80%).

  • What are the cheapest flights from San Francisco Bay Area to Denver?

    On average you can expect to pay $828 for a flight from San Francisco Bay Area to Denver. The cheapest flight overall is $82 while the most popular route, (San Francisco - Denver Intl) is currently priced at $95.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco Bay Area to Denver 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 San Francisco Bay Area to Denver?

    Currently, October is the cheapest month in which you can book a flight from San Francisco Bay Area to Denver (average of $197). Flying from San Francisco Bay Area to Denver in March is currently the most expensive (average of $278). 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

Traveling to a place near San Francisco Bay Area?

Book flights to San Francisco Bay Area if you plan to visit one of these locations
Westminster
Black Hawk
Winter Park
Lakewood
Cripple Creek
Golden
Brighton
Silverthorne
Thornton
Frisco
Grand Lake
Broomfield
Central City
Glendale
Copper Mountain
Wheat Ridge
Longmont
Idaho Springs
Greeley
Limon

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Top 7 airlines flying from San Francisco Bay Area to Denver

Discover the top 7 airlines that operate flights from San Francisco Bay Area to Denver. 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 June 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$49Average$161FlexibilityNo cancel feeOn-time62%
Allegiant AirCheapest$87Average$101FlexibilityNo cancel feeOn-time88%
Alaska AirlinesCheapest$116Average$371FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$155Average$311FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$156Average$313FlexibilityNo cancel feeOn-time63%
DeltaCheapest$158Average$270FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$187Average$428FlexibilityNo cancel feeOn-time71%

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