Cheap flights from San Francisco to Denver from $152

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 $329. If you aren’t able to travel during the month of February, then book flights to Denver from San Francisco during October instead. Flights to Denver in October, while not as cheap as those in February, still average around $336.

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

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 $413 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 $333 on momondo.

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

You could potentially save up to 10% on your flight if you consider stops on a San Francisco to Denver flight.

As of August 2026, prices for San Francisco to Denver flights are approximately 85% more expensive when compared to flights at the same time last year.

Historically, on average around 18% 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 146 minutes.

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.

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

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.

33 flights are operational daily from San Francisco to Denver as of August 2026. The most popular departure time for this route is 16:00, with 36% of flights per day taking off in the afternoon.

As of August 2026, there are 237 flights per week flying from San Francisco to Denver. The most common day of the week flights depart is Wed, with 24% of flights taking off on this day.