Question 1

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

Accepted Answer

37 flights are operational daily from San Francisco to Denver as of February 2026. The most popular departure time for this route is 16:00, with 40% of flights per day taking off in the afternoon.

Question 2

How often are flights from San Francisco to Denver delayed?

Accepted Answer

Historically, on average around 17% of flights between San Francisco and Denver have experienced a delay on any given week. The average delay length over the past 12 months has been 144 minutes.

Question 3

What is the cheapest San Francisco to Denver Intl flight route?

Accepted Answer

Fly from San Francisco to Denver Intl for the best San Francisco - Denver Intl flight prices

Question 4

What is the cheapest day to depart on your flight to Denver?

Accepted Answer

According to our data, Wednesday is the cheapest day to fly to Denver from San Francisco. The lowest ticket price found for a Wednesday departure recently was $440. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from San Francisco to Denver for around $782.

Question 5

What is the cheapest time of day to depart on your flight to Denver?

Accepted Answer

According to our data, the cheapest time of day to fly to Denver is in the morning. momondo users have found flights departing from San Francisco to Denver in the morning for as low as $440. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Denver is at midday when prices are around $476.

Question 6

Can stopping save me money on San Francisco to Denver flights?

Accepted Answer

You could potentially save up to 55% on your flight if you consider stops on a San Francisco to Denver flight.

Question 7

How have San Francisco to Denver flight prices changed over time?

Accepted Answer

As of February 2026, prices for San Francisco to Denver flights are approximately 36% cheaper when compared to flights at the same time last year.

Question 8

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

Accepted Answer

You are more likely to see cheaper flights to Denver from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $347 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from San Francisco for as low as $264 on momondo.

Question 9

What cabin class options are available on San Francisco to Denver Intl flights?

Accepted Answer

There are 2 cabin classes available to choose from on San Francisco to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 10

What is the cheapest month to fly to Denver?

Accepted Answer

In general, February is the cheapest month to fly from San Francisco to Denver. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $294. If you aren’t able to travel during the month of February, then book flights to Denver from San Francisco during March instead. Flights to Denver in March, while not as cheap as those in February, still average around $308.

Question 11

Which airline has the best punctuality record on San Francisco to Denver flights?

Accepted Answer

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

Question 12

What is the most punctual flight time for San Francisco to Denver flights?

Accepted Answer

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

Question 13

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

Accepted Answer

As of February 2026, there are 259 flights per week flying from San Francisco to Denver. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

Question 14

What is the cheapest airline that flies from San Francisco to Denver Intl?

Accepted Answer

United Airlines, Southwest, and Delta are the most popular carriers operating from San Francisco to Denver Intl

Question 15

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Question 16

When did momondo last update prices for flights from San Francisco Airport to Denver Intl Airport?

Accepted Answer

Prices for flights from San Francisco Airport to Denver Intl Airport were last updated today.

Question 17

How old do you have to be to fly from San Francisco Airport to Denver Intl Airport?

Accepted Answer

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Francisco Airport to Denver Intl Airport.

Question 18

What documentation or ID do you need to fly to Denver Intl Airport?

Accepted Answer

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Fastest flight time	2h 25m
Direct flights	Every day
Airports in Denver	1 airport

Cheap flights from San Francisco to Denver from $141

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Denver departing on 4/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from San Francisco to Denver

What is the cheapest month to fly to Denver?

What is the cheapest day to depart on your flight to Denver?

What is the cheapest time of day to depart on your flight to Denver?

What is the cheapest San Francisco to Denver Intl flight route?

Fly from San Francisco to Denver Intl for the best San Francisco - Denver Intl flight prices

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

What cabin class options are available on San Francisco to Denver Intl flights?

There are 2 cabin classes available to choose from on San Francisco to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Denver flights?

You could potentially save up to 55% on your flight if you consider stops on a San Francisco to Denver flight.

How have San Francisco to Denver flight prices changed over time?

As of February 2026, prices for San Francisco to Denver flights are approximately 36% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from San Francisco to Denver Intl?

United Airlines, Southwest, and Delta are the most popular carriers operating from San Francisco to Denver Intl

How often are flights from San Francisco to Denver delayed?

Historically, on average around 17% of flights between San Francisco and Denver have experienced a delay on any given week. The average delay length over the past 12 months has been 144 minutes.

What is the most punctual flight time for San Francisco to Denver flights?

Generally, flights departing at night tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on San Francisco to Denver flights?

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 13% of their flights experiencing any sort of delay.

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

37 flights are operational daily from San Francisco to Denver as of February 2026. The most popular departure time for this route is 16:00, with 40% of flights per day taking off in the afternoon.

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

As of February 2026, there are 259 flights per week flying from San Francisco to Denver. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

When to book flights from San Francisco to Denver

Cheap San Francisco to Denver (SFO to DEN) flight deals and tips

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How far is San Francisco to Denver Intl by plane?

When did momondo last update prices for flights from San Francisco Airport to Denver Intl Airport?

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What documentation or ID do you need to fly to Denver Intl Airport?

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Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

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