Cheap Flights from Denver to San Francisco

Cheapest flights from Denver to San Francisco

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Denver to San Francisco. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$65

Frontier Airlines

1 layover

6h 9m

11/25/2026

The cheapest one-way flight from Denver to San Francisco departs on 11/25/2026, is operated by Frontier Airlines and costs $65

Cheapest round trip flight

$135

Frontier Airlines

Direct flight

5h 31m

11/10/2026

The cheapest roundtrip flight from Denver to San Francisco departs on 11/10/2026, is operated by Frontier Airlines and costs $135

The fastest flight

2h 58m

Fastest flight from Denver to San Francisco takes 2h 58m

Direct flights

Several times a week

There are direct flights on this route 4 days a week: Su, We, Th, and Fr

Earliest flight

5:00 AM

Latest flight

10:29 PM

Direct flights count

124

Distance

1524km

Timezone difference

1h

The distance between Denver and San Francisco is 1524km (945 miles). There are 124 direct flights from Denver to San Francisco. The time difference between Denver and San Francisco is 1h. Flights from Denver begin at 5:00 AM. The latest flight from Denver departs at 10:29 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Denver to San Francisco by month

The minimum one-way ticket price from Denver to San Francisco is $63 (October 2026), while the maximum is $113 (November 2026). On average, a ticket costs $88–$113.

October 2026

Lowest price

on average:

$63

November 2026

Highest price

on average:

$113

Avg Price

Airlines operating on route

The route Denver — San Francisco is served by a single airline — Frontier Airlines. This means that when planning your trip, you won’t need to spend time choosing between dozens of carriers: all flights are operated by one provider, which simplifies the booking process. Despite the limited choice, passengers can still plan ahead, select optimal departure dates, and buy tickets at the lowest price — from $65. Using our service, you can quickly compare available Frontier Airlines flights and book a seat in advance at a favorable rate.

Frontier Airlines

starting at $65

Non-stop flights from Denver to San Francisco

A non-stop flight is the most convenient and comfortable way to fly from Denver to San Francisco, despite the fact that sometimes flights with transfers can cost significantly less.

Denver — San Francisco

DEN — SFO

11/25/2026

Departure

Direct flight

F93439

starting at $66

Denver — San Francisco

DEN — SFO

11/26/2026

Departure

Direct flight

F93439

starting at $67

Denver — San Francisco

DEN — SFO

11/27/2026

Departure

Direct flight

F93439

starting at $82

Denver — San Francisco

DEN — SFO

11/08/2026

Departure

Direct flight

F93439

starting at $164

Denver — San Francisco

DEN — SFO

11/08/2026

Departure

Direct flight

F91229

starting at $217

Schedule of direct flights from Denver to San Francisco

The only airline operating direct flights from Denver to San Francisco is Southwest Airlines. Flights operate every day.

Southwest Airlines

Every day

starting at $129

Denver airports overview

Centennial Airport

•

APA

1km

Denver International Airport

•

DEN

30km

•

San Francisco airports overview

San Francisco International Airport

•

SFO

18km

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Denver to San Francisco?

The cheapest flight ticket from Denver to San Francisco according to data for the last 48 hours costs $65

When is the best time to buy air tickets on the route Denver — San Francisco?

Often the best time to buy tickets from Denver to San Francisco is 2 months before departure.

When is the cheapest time of year to fly from Denver to San Francisco?

Based on statistics over the past years, the lowest prices for flights from Denver to San Francisco can be found flying in these months: October, November.

How long does it take to fly from Denver to San Francisco?

The fastest flights from Denver to San Francisco start from 2 hours 58 minutes in the air.

Which airline can fly direct from Denver to San Francisco?

The following airlines operate direct flights on the route Denver — San Francisco: Frontier Airlines

Special offers and sales on air tickets from Denver to San Francisco

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Denver to San Francisco

Alternative routes

Albuquerque ➜ San Francisco•Amarillo ➜ San Francisco•Colorado Springs ➜ San Francisco•Clovis ➜ San Francisco•Fort Collins ➜ San Francisco•Grand Junction ➜ San Francisco•Ogden ➜ San Francisco•Pueblo ➜ San Francisco•Provo ➜ San Francisco•Salt Lake City ➜ San Francisco•Denver ➜ Concord•Denver ➜ Berkeley•Denver ➜ Modesto•Denver ➜ Sacramento•Denver ➜ Stockton•Denver ➜ San Jose•Denver ➜ Santa Rosa

•••••••••••••••••••

Cheapest one way flight

$65

Frontier Airlines

1 layover

6h 9m

11/25/2026

The cheapest one-way flight from Denver to San Francisco departs on 11/25/2026, is operated by Frontier Airlines and costs $65

Cheapest round trip flight

$135

Frontier Airlines

Direct flight

5h 31m

11/10/2026

The cheapest roundtrip flight from Denver to San Francisco departs on 11/10/2026, is operated by Frontier Airlines and costs $135

The fastest flight