Vuelos de Frontier Airlines de Denver (DEN) a San Francisco (SFO) desde $54

For any current San Francisco Intl. Airport (SFO) quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don’t get caught up.

If you’re flying with Frontier Airlines from Denver Airport, you’ll usually board from the main terminal. If you’re jetting to San Francisco Airport from here, you’re most likely to be pulling in at terminal I.

You bet there are. Save yourself time and trouble and jet straight from Denver Airport to San Francisco Intl. Airport (SFO) with Frontier Airlines. Avoid lengthy layovers, lessen the risk of losing your luggage and get your vacation underway faster — direct flights are the preferred way to travel for many.

From when your Frontier Airlines plane pushes back from the gate at DEN to the second it pulls into San Francisco Airport, your trip will take roughly 3 hours and 24 minutes. With such a quick flight time, it’s the perfect spur-of-the-moment getaway.

When you take to the skies between DEN and SFO with Frontier Airlines, you’ll probably be doing it aboard the Airbus A320neo. The airline also operates the Airbus A321 on this flight path.

If you’re traveling from DEN to SFO, there are around 3 Frontier Airlines daily flights to pick from.

For more info about changing your flight to SFO, please visit our Customer Service Portal.

This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.