Cheap Frontier Airlines flights from Denver to San Francisco (DEN→SFO)

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Find the cheapest month to fly from Denver (DEN) to San Francisco (SFO)

March is typically the cheapest month to fly

From £40 - £236 per traveller.

Frequently asked questions

How much is a Frontier Airlines flight from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO)?
You'll discover cheap round-trip Frontier Airlines flights from DEN to SFO by organising your results from "Price (lowest to highest)" on Expedia. Or look for bargains for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to SFO with Frontier Airlines?
Frontier Airlines flights to San Francisco tend to be cheaper in the quieter months of February and April. Whether you're searching for a return or one-way ticket, you could score a better deal then.
Does Frontier Airlines fly nonstop from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO)?
Yes, you can travel from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO) on any of Frontier Airlines's 11 weekly direct flights. Apply Expedia's "Nonstop" and "Airline" filters to find the Frontier Airlines flight that'll get you to SFO at your preferred time.
How long does it take to fly from DEN to SFO with Frontier Airlines?
Leave Denver Intl. Airport (DEN) for San Francisco Intl. Airport (SFO) on a direct Frontier Airlines flight, and you'll be airborne for around 2h 54m.
Which day of the week has the most Frontier Airlines flights from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO)?
Frontier Airlines has the most flights from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO) on Saturday. With up to 2 daily departures, you'll get the most choice and flexibility on this day.
What airports does Frontier Airlines fly into in San Francisco?
Frontier Airlines flights from Denver Intl. Airport (DEN) to San Francisco come in to San Francisco Intl. Airport (SFO), Norman Y. Mineta San Jose Intl. Airport (SJC) and Oakland Intl. Airport (OAK). The main San Francisco gateway for this airline is SFO. It's worth considering flights arriving at other nearby airports on Expedia as they may offer cheaper prices.
What type of plane does Frontier Airlines fly from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO)?
Frontier Airlines typically uses Airbus A321neo planes for flights from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO). This carrier also operates the Airbus A320neo on this route. Bear in mind that aircraft type can change due to operational requirements, so the plane you board could be different on the day.
Can I change or cancel my Frontier Airlines flight from Denver Intl. Airport (DEN) to San Francisco Intl. Airport (SFO)?
Changes are generally free within 24 hours of booking, but your airline may charge you after that time. For more information about altering your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to adjust your plans without extra charges, check the "No cancel fee" or "Changes included" filter when planning your trip.

Travel information

Origin airport
Denver Intl.
Destination airport
San Francisco Intl.
Airlines serving
Alaska Airlines, JetBlue Airways
Popular airline
Alaska Airlines
Distance
1544 km
Average flight time
1 hour 43 mins
*Available to Expedia members.