Cheap flights from San Francisco to Denver (SFO - DEN)

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The best prices from San Francisco to Denver are usually found in August or January, booked 15 days in advance, depart on a Tuesday or Saturday and return on a Saturday

How to find the cheapest flight from
San Francisco (SFO) to Denver (DEN)

SFO - DEN
Price
$138 - $243
DEN
Temperature
44.6 - 89.6 °F
DEN
Rainfall
0.5 - 2.7 inches

Popular in

November

High demand for flights, 20% potential price rise

Cheapest in

August

Best time to find cheap flights, 29% potential price drop

Round-trip from

$138

From San Francisco to Denver

One-way from

$49

One-way flight from San Francisco to Denver

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Francisco to Denver?

Users have found that leaving on a Monday can be a cost-effective option. It’s possible to save up to 21% on your flight compared to booking on days when demand is much higher.

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

Find a great deal and save up to 12% by booking at least 14 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from San Francisco to Denver within the next two weeks, with the cheapest ticket starting at $88.

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

Flights from San Francisco to Denver lean towards being more expensive in December. Prices are generally better when you fly from San Francisco to Denver in August, with the cheapest ticket starting at $36.

When is the cheapest time to fly from San Francisco to Denver (SFO - DEN)?

Unlike in the morning, when flights are generally more expensive, you can save up to 18% on flights from San Francisco to Denver by exploring options for tickets in the evening.

Cheap flights from San Francisco to Denver in March, April 2021

9 Mar - 14 Mar
$33pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
17 Mar - 30 Mar
$34pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
9 Mar - 14 Mar
$35pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco

San Francisco to Denver 2021 flight deals

9 Mar - 14 Mar
$33pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
17 Mar - 30 Mar
$34pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
9 Mar - 14 Mar
$35pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco

Non-stop flights to Denver from San Francisco

9 Mar - 14 Mar
$33pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
17 Mar - 30 Mar
$34pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
9 Mar - 14 Mar
$35pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco

Last minute flights from San Francisco to Denver

9 Mar - 14 Mar
$33pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
9 Mar - 14 Mar
$35pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco
14 Mar - 20 Mar
$36pp
SFO
San Francisco
Frontier
Non-Stop
DEN
Denver Intl
DEN
Denver Intl
Frontier
Non-Stop
SFO
San Francisco

One-way flights to Denver from San Francisco

4:50 am - 8:19 am
United Airlines
Nonstop
2h 29m
SFO - DEN
United Airlines
$49
United
3:24 pm - 11:52 am
Multiple Airlines
2 Stops
19h 28m
SFO - DEN
Multiple Airlines
$57
Gotogate
11:27 am - 9:39 am
Frontier
2 Stops
21h 12m
SFO - DEN
Frontier
$60
Gotogate

Related info for your journey

Flight FAQs

From San Francisco to Denver

Are flight prices decreasing from San Francisco to Denver due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Francisco and Denver for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from San Francisco to Denver Intl to control the spread of COVID-19?

Airlines globally have implemented additional safety measures to accommodate you. Alaska Airlines and Delta are some airlines that have done so. Airline carriers are regularly disinfecting and sanitizing their aircraft. Masks are provided and are mandatory while on board. Pre-flight testing for symptoms and antibodies, alongside socially distanced seating (for a limited time) will work towards keeping travelers safer while flying from San Francisco to Denver Intl. Policies will vary by airline.

Which airlines flying from San Francisco to Denver Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from San Francisco to Denver Intl have new flexible policies in place due to COVID-19. United Airlines, Frontier, and Delta are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from San Francisco to Denver for under $100 on Cheapflights?

Yes, there are multiple flights from San Francisco to Denver for under $100. The cheapest flight booked recently is on Frontier for just $33, but on average you can expect to pay $44.

Are there nonstop flights from San Francisco to Denver for under $100 on Cheapflights?

Cheapflights has at least 20 direct flights from San Francisco to Denver under $100. A good price for a nonstop flight from San Francisco to Denver is less than $44.

Are there last-minute flights available from San Francisco to Denver for under $100?

There are currently 20+ open flights from San Francisco to Denver within the next 7 days for less than $100.

What days are nonstop flights available from San Francisco to Denver?

Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

How popular is this flight route?

Flights from San Francisco to Denver Intl have been viewed 226 times in the past calendar month.

How many flights depart from San Francisco to Denver on average per day?

On average 15 flights depart from San Francisco to Denver Intl per day.
Early Morning (Midnight to 6am) - 20% of flight departures
Morning (6am - Noon) - 27% of flight departures
Afternoon (Noon - 6pm) - 27% of flight departures
Evening (6pm - Midnight) - 27% of flight departures

Does it rain more in San Francisco or Denver?

San Francisco will have greater rainfall in 0 compared to Denver over the next 14 days.

Is San Francisco weather warmer or cooler than Denver?

Temperatures around the 90 °F's can be experienced in July. The weather in Denver is hotter than in San Francisco. Plan for potential changes in flight availability as peak weather approaches in this location.

How long is the flight from San Francisco to Denver?

A quick flight from San Francisco to Denver can take about 2h 27m. Frontier provides one of the quickest options available for as low as $33. The distance from San Francisco to Denver is about 970 mi. All flights are typically nonstop.

What is the cheapest airline to fly from San Francisco to Denver round-trip?

Our cheapest airline available from San Francisco to Denver is Frontier. Our recent data shows that you can find tickets from as low as $33 on this airline. Frontier is currently priced 83% below the average price you’ll pay for this route.

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

One-way options have recently been found by users for as low as $18 on Frontier. Another option is United Airlines, who have fights from $49.

Alternative routes for San Francisco to Denver

Destination information for Denver

Flight duration
2h 44m
Average temperature for March in Denver
55.4 °F
Avg rainfall for March in Denver
0.9 ″

Airports servicing San Francisco

Airports servicing Denver

Top 6 airlines flying from San Francisco to Denver

Airline Cheapest Average Flexibility On-time COVID-19 safety
American Airlines
$57 $166 No cancel fee 71%
Delta
$87 $178 No cancel fee N/A
Frontier
$68 $189 No cancel fee 62%
United Airlines
$93 $255 No cancel fee 69%
Spirit Airlines
$109 $276 No cancel fee 65%
Southwest
$83 $304 No cancel fee 63%

Hourly flight availability from San Francisco to Denver

Afternoon Noon to 6 PM 47% of SFO to DEN departures
Morning 6 AM to noon 35% of SFO to DEN departures
Early morning Midnight to 6 AM 16% of SFO to DEN departures
Evening 6 PM to midnight 2% of SFO to DEN departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from San Francisco to Denver
Sunday
11 daily flights
Monday
13 daily flights
Tuesday
9 daily flights
Wednesday
12 daily flights
Thursday
20 daily flights
Friday
11 daily flights
Saturday
11 daily flights
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