Question 1

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

Accepted Answer

Alaska Airlines and United Airlines are the most popular carriers operating from Denver Intl to San Francisco

Question 2

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

Accepted Answer

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

Question 3

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

Accepted Answer

As of January 2026, there are 40 flights per day flying from Denver to San Francisco. The most common time of day flights depart is 19:00, with 36% of flights taking off at midday.

Question 4

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

Accepted Answer

As of January 2026, prices for Denver to San Francisco flights are approximately 45% cheaper when compared to flights at the same time last year.

Question 5

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

Accepted Answer

You could potentially save up to 28% on your flight if you consider stops on a Denver to San Francisco flight.

Question 6

How often are flights from Denver to San Francisco delayed?

Accepted Answer

Historically, on average around 23% of flights between Denver and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

Question 7

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

Accepted Answer

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

Question 8

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

Accepted Answer

According to our data, the cheapest time of day to fly to San Francisco is in the afternoon. momondo users have found flights departing from Denver to San Francisco in the afternoon for as low as $2,364. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $2,549 on average. Flights to San Francisco from Denver in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

Question 9

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

Accepted Answer

You are more likely to see cheaper flights to San Francisco from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $346 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Denver for as low as $254 on momondo.

Question 10

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

Accepted Answer

Tuesday 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 11

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

Accepted Answer

The number of flights available between Denver and San Francisco is 284 per week as of January 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

Question 12

What is the cheapest month to fly to San Francisco?

Accepted Answer

If you aren’t able to travel during the month of February, then book flights to San Francisco from Denver during April instead. Flights to San Francisco in April, while not as cheap as those in February, still average around $295.

Question 13

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

Accepted Answer

There is only 1 cabin class available to choose from on Denver Intl to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 14

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

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Question 15

What is the cheapest day to depart on your flight to San Francisco?

Accepted Answer

According to our data, Thursday is the cheapest day to fly to San Francisco from Denver. The lowest ticket price found for a Thursday departure recently was $1,650. 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 Denver to San Francisco for around $2,133.

Question 16

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

Accepted Answer

Prices for flights from Denver Intl Airport to San Francisco Airport are updated daily.

Question 17

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

Accepted Answer

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Denver Intl Airport to San Francisco Airport.

Question 18

What documentation or ID do you need to fly to San Francisco Airport?

Accepted Answer

The necessary travel and health documents for your San Francisco Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Cheap flights from Denver to San Francisco from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to San Francisco departing on 24/2. 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 Denver to San Francisco

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel during the month of February, then book flights to San Francisco from Denver during April instead. Flights to San Francisco in April, while not as cheap as those in February, still average around $295.

What is the cheapest day to depart on your flight to San Francisco?

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

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

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

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

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

There is only 1 cabin class available to choose from on Denver Intl to San Francisco 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 Denver to San Francisco flights?

You could potentially save up to 28% on your flight if you consider stops on a Denver to San Francisco flight.

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

As of January 2026, prices for Denver to San Francisco flights are approximately 45% cheaper when compared to flights at the same time last year.

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

Alaska Airlines and United Airlines are the most popular carriers operating from Denver Intl to San Francisco

How often are flights from Denver to San Francisco delayed?

Historically, on average around 23% of flights between Denver and San Francisco have experienced a delay on any given week. The average delay length over the past 12 months has been 147 minutes.

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

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

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

Tuesday 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 Denver to San Francisco flights?

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 18% of their flights experiencing any sort of delay.

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

As of January 2026, there are 40 flights per day flying from Denver to San Francisco. The most common time of day flights depart is 19:00, with 36% of flights taking off at midday.

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

The number of flights available between Denver and San Francisco is 284 per week as of January 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.

When to book flights from Denver to San Francisco

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

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How far is Denver Intl to San Francisco by plane?

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

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

What documentation or ID do you need to fly to San Francisco Airport?

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Why use momondo?

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