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$51+ Cheap flights from San Francisco to Denver (SFO - 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
Nov 19 — Nov 261
Tue 11/19
Tue 11/26
1 adult, Economy
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The best prices from San Francisco to Denver Intl are usually found in January or April, booked 40 days in advance, depart on a Saturday or Tuesday and return on a Saturday

Cheap flight deals from San Francisco to Denver

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Denver (DEN). 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 November 14, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

January

Round-trip from

$90
(Kiwi.com)

One-way from

$51
(Trip.com)
Provider with most accurate pricing for San Francisco-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Denver Intl flights.
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High demand for flights, 19% potential price rise
Search Deals
Best time to find cheap flights, 13% potential price drop
Search Deals
From San Francisco to Denver Intl
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One-way flight from San Francisco to Denver Intl
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Find flight deals from San Francisco to Denver

Cheapest flights from San Francisco to Denver
Explore the most affordable flight options available from San Francisco to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/46:55 amSFO - DEN
Nonstop2h 35mFrontier
Mon 12/99:22 amDEN - SFO
1 stop7h 26mFrontier
Deal found 11/13$90
This Trip.com deal was found by Cheapflights users on 11/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/201:50 pmSFO - DEN
Nonstop2h 36mMultiple Airlines
Sun 11/247:00 amDEN - SFO
1 stop16h 58mMultiple Airlines
Deal found 11/13$177
This Delta deal was found by Cheapflights users on 11/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/116:00 amSFO - DEN
1 stop6h 18mDelta
Wed 12/187:45 pmDEN - SFO
1 stop5h 04mDelta
Deal found 11/13$216
This United Airlines deal was found by Cheapflights users on 11/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/128:22 pmSFO - DEN
Nonstop2h 37mUnited Airlines
Sun 12/159:06 amDEN - SFO
Nonstop2h 49mUnited Airlines
Deal found 11/14$217
This Alaska Airlines deal was found by Cheapflights users on 11/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/172:41 pmSFO - DEN
1 stop7h 48mAlaska Airlines
Tue 1/77:00 amDEN - SFO
2 stops10h 07mAlaska Airlines
Deal found 11/14$249

Find flights from San Francisco to Denver within your budget

Customize your flight search to find flights from San Francisco 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 2,752,363 searches. Data last updated November 14, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 2/22

7:42 pm-11:25 pm

Nonstop2h 43m

Denver Intl

Tue 2/25

10:16 pm-11:58 pm

Nonstop2h 42m

$90

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Mon 12/2

11:59 pm-12:31 pm

1 stop11h 32m

Denver Intl

Thu 12/5

10:15 pm-12:11 am

Nonstop2h 56m

$184

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 1/7

2:43 pm-11:29 pm

1 stop7h 46m

Denver Intl

Mon 1/13

2:07 pm-7:16 pm

1 stop6h 09m

$196

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 2/22

4:09 pm-10:35 pm

1 stop5h 26m

Denver Intl

Thu 2/27

1:00 pm-5:14 pm

1 stop5h 14m

$207

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Thu 12/12

8:22 pm-11:59 pm

Nonstop2h 37m

Denver Intl

Sun 12/15

9:06 am-10:55 am

Nonstop2h 49m

$217

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 12/25

5:55 am-11:42 am

1 stop4h 47m

Denver Intl

Sun 1/12

5:40 am-9:20 am

1 stop4h 40m

$221

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sun 2/9

9:10 pm-12:43 am

Nonstop2h 33m

$51

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 2/19

9:15 am-3:27 pm

1 stop5h 12m

$98

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 2/5

11:05 am-8:00 pm

2 stops7h 55m

$103

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 1/14

5:30 am-11:37 am

1 stop5h 07m

$108

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 14 results
1
2

Compare providers for flights from San Francisco to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Denver in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Francisco-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Denver

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

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

How far ahead should I book a flight from San Francisco to Denver?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Denver. Price data was last updated on November 8, 2024.

To ensure you get the cheapest price possible for a flight from San Francisco to Denver, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from San Francisco to Denver (average of $197). Flying from San Francisco to Denver in March is currently the most expensive (average of $270). 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 SFO to DEN?

Find hourly flight availability from San Francisco 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 November 14, 2024.

One of the essential ways to save on airfare from San Francisco to Denver is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 29% on airfare.

What is the cheapest day to fly from San Francisco to Denver?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Denver. Price data was last updated on November 10, 2024.

Travelers seeking maximum savings on their San Francisco to Denver flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco to Denver

Explore weekly flight availability from San Francisco 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 November 14, 2024.

The most flights from SFO to DEN are scheduled on a Thursday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 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 November 14, 2024.
See what other customers who have flown with Frontier, Alaska Airlines and United Airlines from San Francisco to Denver have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
5,045 reviews
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,439 reviews
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,788 reviews
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
9,194 reviews
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Sun Country Air
7.0
Good
422 reviews
Southwest
8.1
Very good
5,045 reviews

Entertainment

7.7

Crew

8.7

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

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

  • What airports do I use to fly from San Francisco to Denver?

    To fly from San Francisco to Denver, you need to book a flight from San Francisco (SFO) to Denver Intl (DEN). Nonstop flights to Denver Intl from San Francisco take 2h 28m on average. When it comes time to book airfare, you have a few options: there are 48 outbound flights from San Francisco to Denver Intl offered by 6 different airlines.

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

    The San Francisco to Denver Intl flight path was viewed by 366 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from San Francisco to Denver round-trip?

    Flying on Frontier is currently your cheapest option to Denver, with prices starting at $90. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and United Airlines, with the lowest prices starting at $196 and $217, respectively. Frontier is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

    $51 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $103 and $108, respectively.

  • What are the most reliable airlines from San Francisco 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 to Denver on time: SWISS (100%), Avianca (93%), Asiana Airlines (92%).

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

    Looking at all options, your cheapest flight can be booked for $58. While the most popular route (San Francisco - Denver Intl) can be booked for $56 on average our data indicates $813 when flying from San Francisco to Denver.

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

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

  • How can I find direct flights from San Francisco 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 to Denver.

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

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

    Currently, October is the cheapest month in which you can book a flight from San Francisco to Denver (average of $197). Flying from San Francisco to Denver in March is currently the most expensive (average of $270). 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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Top 6 airlines flying from San Francisco to Denver

Discover the top 6 airlines that operate flights from San Francisco 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$59Average$153FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$116Average$320FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$147Average$264FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$153Average$329FlexibilityNo cancel feeOn-time69%
DeltaCheapest$195Average$299FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$198Average$567FlexibilityNo cancel feeOn-time71%
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