Denver, CO to San Francisco, CA flights

Flights starting at $23. Choose between United Airlines, Frontier Airlines, or American Airlines to find the best price.

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Cheapest one-way trip

Cheapest nonstop round-trip

Cheapest round-trip

Average round-trip

Nonstop flights in September

One-way trips

Round trips

Denver DENSan Francisco SFO
$42
Denver DENSan Francisco SFO
$52
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Travelers usually depart from Denver International, Denver Union Station, or Rocky Mountain Metropolitan Airport when they travel from Denver to San Francisco. Book your trip to arrive at San Francisco International, San Francisco, CA Train Station, or San Francisco, CA - Fisherman’s Wharf. The distance between Denver and San Francisco is 1555 km. The most popular airlines for this route are United Airlines, Frontier Airlines, American Airlines, Spirit Airlines, and Alaska Airlines. Denver and San Francisco have 320 direct flights per week. When you arrive at San Francisco, consider visiting Alcatraz, Golden Gate Bridge, and Big Sur.

Weekly direct flights

Discover the top airlines offering direct flights from Denver to San Francisco in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 24.09 - Sat 30.09

AirlineSun 24.09Mon 25.09Tue 26.09Wed 27.09Thu 28.09Fri 29.09Sat 30.09
---------9---------
2222222

Weekly direct flights for Sun 01.10 - Sat 07.10

AirlineSun 01.10Mon 02.10Tue 03.10Wed 04.10Thu 05.10Fri 06.10Sat 07.10
---------9659
2222222

Weekly direct flights for Sun 08.10 - Sat 14.10

AirlineSun 08.10Mon 09.10Tue 10.10Wed 11.10Thu 12.10Fri 13.10Sat 14.10
3199758
2222222

Weekly direct flights for Sun 15.10 - Sat 21.10

AirlineSun 15.10Mon 16.10Tue 17.10Wed 18.10Thu 19.10Fri 20.10Sat 21.10
---599799
2222221

Check-in for a flight from Denver to San Francisco

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
American AirlinesAALAANoNo
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight
Alaska AirlinesASAASNoOpens 24 days before flight
Closes 1 hours before flight
Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

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