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Cheap flights from San Francisco to Denver from $121

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 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — DEN
26 Nov — 3 Dec1
1 adult

Find flights from San Francisco to Denver within your budget

Customise 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 719,399 searches. Data last updated 21 November 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 11/12

13:39-18:50

1 stop4h 11m

Denver Intl

Sat 14/12

06:20-13:29

1 stop8h 09m

$332

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Mon 6/1

07:55-11:20

Nonstop2h 25m

Denver Intl

Fri 10/1

10:40-12:30

Nonstop2h 50m

$347

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 29/1

08:00-22:36

2 stops13h 36m

Denver Intl

Fri 31/1

14:07-19:16

1 stop6h 09m

$364

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 14/12

20:22-23:59

Nonstop2h 37m

Denver Intl

Mon 16/12

07:45-09:32

Nonstop2h 47m

$396

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 18/1

17:35-21:15

Nonstop2h 40m

$121

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Tue 18/2

14:43-23:29

1 stop7h 46m

$135

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Wed 11/12

13:39-18:50

1 stop4h 11m

$166

San FranciscoDenver

SFO - DEN

SFODEN

San Francisco

Sat 18/1

05:35-14:00

2 stops7h 25m

$189

Flights are sorted by cheapest return flights first.

Deals found on 20/11

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 21 November 2024.

Round-trip from

$332

One-way from

$121

Popular in

June

Cheapest in

April
Delta
  • Delta
  • 11/12-18/12
  • 2 total stops
  • 9h 06m total
  • San Francisco to Denver
United Airlines
  • United Airlines
  • 18/1
  • Nonstop
  • 2h 40m total
  • San Francisco to Denver
High demand for flights, 19% potential price rise
Best time to find cheap flights, 13% potential price drop

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 21 November 2024.

Wed 11/1213:39SFO - DEN
1 stop4h 11mDelta
Sat 14/1206:20DEN - SFO
1 stop8h 09mDelta
Deal found 20/11$332
Sat 14/1220:22SFO - DEN
Nonstop2h 37mUnited Airlines
Mon 16/1207:45DEN - SFO
Nonstop2h 47mUnited Airlines
Deal found 20/11$396
Wed 18/1216:17SFO - DEN
2 stops16h 24mAlaska Airlines
Thu 19/1220:22DEN - SFO
1 stop12h 35mAlaska Airlines
Deal found 20/11$405
Wed 4/1212:45SFO - DEN
2 stops7h 40mSouthwest
Sat 7/1214:45DEN - SFO
1 stop5h 20mSouthwest
Deal found 20/11$524
Tue 10/1207:40SFO - DEN
1 stop13h 36mJetBlue
Tue 10/1200:35DEN - SFO
1 stop11h 18mJetBlue
Deal found 20/11$809

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 return 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 return flight from San Francisco to Denver. Price data was last updated on 15 November 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, March is the cheapest month in which you can book a flight from San Francisco to Denver (average of $988). Flying from San Francisco to Denver in December is currently the most expensive (average of $1,379). 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 21 November 2024.

It’s optimal to fly from San Francisco to Denver in the morning. By choosing this option you can save up to 77% on the cost of your flight, compared to a flight at midday.

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 21 November 2024.

The most flights from SFO to DEN are scheduled on a Wednesday (57 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (39 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 13.0 - 58.0 inches per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Denver when rainfall is around 13.0 mm.

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 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 21 November 2024.
See what other customers who have flown with Delta, Southwest and Alaska 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.
8.1
Very Good
5,014 reviews

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

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

8.1
Very Good
5,014 reviews
8.1
Very Good
5,014 reviews

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

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

8.0
Very Good
9,461 reviews
8.1
Very Good
5,014 reviews

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

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

8.0
Very Good
8,756 reviews
8.1
Very Good
5,014 reviews

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Comfort

8.1

Boarding

8.2

Reviews

1 / 10

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

7.4
Good
9,171 reviews
8.1
Very Good
5,014 reviews

Overall

8.1

Crew

8.7

Entertainment

7.7

Food

7.2

Comfort

8.1

Boarding

8.2

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?

    If you book a flight from San Francisco to Denver, you will be flying from San Francisco to Denver Intl. Flights to Denver Intl (DEN) from San Francisco (SFO) take 2h 37m for a nonstop flight. There are 47 flights from San Francisco to Denver per day from 2 airlines.

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

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

    Cheapflights users have booked flights from San Francisco to Denver round-trip from $332. Other airlines that can offer you cheap pricing are Southwest, from $347, and Alaska Airlines, from $364.

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

    $121 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $135 and $166, respectively.

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

    The top 3 most reliable airlines when flying from San Francisco to Denver are SWISS (100%), United Airlines (89%) and Air Canada (88%).

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

    The cheapest flight price from San Francisco to Denver is $108. On average you can expect to pay $434. The most popular route, (San Francisco - Denver Intl), can usually be booked for $362.

  • 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 holiday 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, March is the cheapest month in which you can book a flight from San Francisco to Denver (average of $988). Flying from San Francisco to Denver in December is currently the most expensive (average of $1,379). 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 San Francisco to Denver

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from San Francisco to Denver

Discover the top 2 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 719,399 searches. Data last updated 21 November 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$114FlexibilityNo cancel feeOn-time62%
Search Frontier flights
United AirlinesCheapest$315Average$445FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from San Francisco to Denver?

Cheapflights helps you search for flights from San Francisco to Denver via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from San Francisco to Denver?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Denver from San Francisco.

Can Cheapflights find flights from San Francisco to Denver with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from San Francisco to Denver flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from San Francisco to Denver become cheaper?

Yes! Start tracking prices for San Francisco to Denver flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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