Cheap flights from San Francisco Bay Area to Denver from $69

The cheapest month to fly to Denver from San Francisco Bay Area is in October. Flight prices, which tend to average around $225, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in October, then you should wait until August to fly from San Francisco Bay Area, when ticket prices are also cheap, with an average price of $231.

The cheapest day to depart on your flight to Denver is on a Friday when prices can be found for as low as $316. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $379.

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $281. Flights at noon are often more expensive with an average ticket price of $411.

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

You are more likely to see cheaper flights to Denver from San Francisco Bay Area when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $252 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from San Francisco Bay Area for as low as $201 on momondo.

There are 4 cabin classes available to choose from on San Francisco Bay Area to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, Southwest, and Alaska Airlines are the most popular carriers operating from San Francisco Bay Area to Denver Intl

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Denver from San Francisco Bay Area according to our data. Frontier is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 8 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

As of April 2026, there are 64 flights per day flying from San Francisco Bay Area to Denver. The most common time of day flights depart is 6:00AM, with 46% of flights taking off at noon.

The number of flights available between San Francisco Bay Area and Denver is 452 per week as of April 2026. The most frequent departure day is Mon, with 16% of weekly flights leaving on this day.