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£89 Cheap Flights from Denver (DEN) to San Francisco (SFO)

View £89 flight on Thu, 3 Sept 2026Opens in a new window

Flight 1

Popular airlines from Denver International Airport (DEN) to San Francisco International Airport (SFO)

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Cheap Flights from Denver (DEN) to San Francisco (SFO)

Prices were available within the past 7 days and start at £89 for one-way flights and £192 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 20 Oct - Tue, 10 Nov
DEN
Denver
SFO
San Francisco
£192 Return, found 6 days ago
£192
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 20 Oct from Denver to San Francisco, returning Tue, 10 Nov, priced at £192 found 6 days ago
Alaska Airlines
Thu, 10 Sept - Mon, 14 Sept
DEN
Denver
SFO
San Francisco
£193 Return, found 17 hours ago
£193
Return
found 17 hours ago
Select Alaska Airlines flight, departing Thu, 10 Sept from Denver to San Francisco, returning Mon, 14 Sept, priced at £193 found 17 hours ago
Alaska Airlines
Tue, 20 Oct - Tue, 10 Nov
DEN
Denver
SFO
San Francisco
£194 Return, found 6 days ago
£194
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 20 Oct from Denver to San Francisco, returning Tue, 10 Nov, priced at £194 found 6 days ago
Alaska Airlines
Wed, 16 Sept - Sat, 19 Sept
DEN
Denver
SFO
San Francisco
£195 Return, found 17 hours ago
£195
Return
found 17 hours ago
Select Alaska Airlines flight, departing Wed, 16 Sept from Denver to San Francisco, returning Sat, 19 Sept, priced at £195 found 17 hours ago
Alaska Airlines
Sat, 5 Sept - Thu, 10 Sept
DEN
Denver
SFO
San Francisco
£197 Return, found 6 days ago
£197
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Denver to San Francisco, returning Thu, 10 Sept, priced at £197 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Thu, 10 Sept
DEN
Denver
SFO
San Francisco
£204 Return, found 6 days ago
£204
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Denver to San Francisco, returning Thu, 10 Sept, priced at £204 found 6 days ago
Alaska Airlines
Sat, 5 Sept - Thu, 10 Sept
DEN
Denver
SFO
San Francisco
£205 Return, found 6 days ago
£205
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 5 Sept from Denver to San Francisco, returning Thu, 10 Sept, priced at £205 found 6 days ago
Alaska Airlines
Tue, 20 Oct - Tue, 10 Nov
DEN
Denver
SFO
San Francisco
£207 Return, found 6 days ago
£207
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 20 Oct from Denver to San Francisco, returning Tue, 10 Nov, priced at £207 found 6 days ago
Alaska Airlines
Wed, 23 Sept - Mon, 28 Sept
DEN
Denver
SFO
San Francisco
£208 Return, found 11 hours ago
£208
Return
found 11 hours ago
Select Alaska Airlines flight, departing Wed, 23 Sept from Denver to San Francisco, returning Mon, 28 Sept, priced at £208 found 11 hours ago
JetBlue Airways
Wed, 23 Sept - Mon, 28 Sept
DEN
Denver
SFO
San Francisco
£475 Return, found 20 hours ago
£475
Return
found 20 hours ago
Select JetBlue Airways flight, departing Wed, 23 Sept from Denver to San Francisco, returning Mon, 28 Sept, priced at £475 found 20 hours ago

Alternative airports near San Francisco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Francisco Intl. SFO. Cheapest and Closest option available. Average driving time to city centre is 19 minutes. Flights from £251
SFO
San Francisco Intl.
CheapestClosest
Average driving time to city centre19 min
Flights from £251

Find the cheapest month to fly from Denver (DEN) to San Francisco (SFO)

May is typically the cheapest month to fly

From £42 - £168 per traveller.

Frequently asked questions

How much does a flight from Denver, CO (DEN-Denver Intl.) to San Francisco, CA (SFO-San Francisco Intl.) cost?
You can find cheap one-way flights from £89 and cheap return flights from £192 DEN to SFO with Expedia. One-way flights typically cost between £143 and £723, and return flights often range between £256 and £839. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when DEN to SFO ticket fares go up or down.
What is the cheapest month to fly from Denver, CO (DEN) to San Francisco, CA (SFO)?
The cheapest months to fly from Denver, CO (DEN) to San Francisco, CA (SFO) are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Denver, CO (DEN) to San Francisco, CA (SFO)?
Enter DEN to SFO and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Denver, CO (DEN) to San Francisco, CA (SFO)?
To find a cheap flight from Denver, CO (DEN) to San Francisco, CA (SFO), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Denver, CO (DEN-Denver Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
The cheapest months to fly from Denver, CO (DEN-Denver Intl.) to San Francisco, CA (SFO-San Francisco Intl.) are typically September and February, with average return flights around £189. The most popular months for this route are April and March, which means you'll find plenty of flight options during these times. While there isn't a single month that is both the cheapest and most popular, you can balance good value with a wide selection of flights by considering September or February for lower fares, or April and March for more schedule flexibility.
What is the earliest flight from Denver, CO (DEN) to San Francisco, CA (SFO)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from Denver, CO (DEN) to San Francisco, CA (SFO). To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Denver, CO (DEN-Denver Intl.) to San Francisco, CA (SFO-San Francisco Intl.)?
Direct flights from DEN to SFO usually take about 2 hours 50 minutes, traveling roughly 1,555 kilometers. If you opt for a connecting flight, expect to add around 2 hours 10 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Denver, CO (DEN) to San Francisco, CA (SFO)?
Select the "Business class" and "First class" filters when looking for Denver, CO (DEN) to San Francisco, CA (SFO) flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Denver, CO (DEN) to San Francisco, CA (SFO) flight with Expedia?
It's easy to earn miles on a Denver, CO (DEN) to San Francisco, CA (SFO) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Denver, CO (DEN) to San Francisco, CA (SFO) at the last minute?
Typically, booking a last minute flight from Denver, CO (DEN) to San Francisco, CA (SFO) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Denver, CO (DEN) to San Francisco, CA (SFO) flight and hotel package?
Securing a Denver, CO (DEN) to San Francisco, CA (SFO) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver, CO (DEN) to San Francisco, CA (SFO)?
If you booked your Denver, CO (DEN) to San Francisco, CA (SFO) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Denver Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, JetBlue Airways
Return price
£192
Distance
1544 km
Average flight time
1 hour 36 mins

Book with confidence

Compare flights from Denver to San Francisco easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Denver to San Francisco. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to San Francisco Intl. in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Denver Intl. to San Francisco Intl..  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Denver Intl. (DEN) to San Francisco Intl. (SFO)

The easiest way to view the best deals on flights from Denver to San Francisco today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Denver Intl. to San Francisco Intl. start at just £192 and range up to £475.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Denver and San Francisco
  • booking your flight during October, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Denver to San Francisco flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Denver Intl. to San Francisco Intl. for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Denver to San Francisco easily and book with confidence

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*Available to Expedia members.