Flights from San Francisco, CA to Denver, CO

Promo Code

Best Deals on Flights From San Francisco, CA (SFO) to Denver, CO (DEN)

*Prices found by others in the previous 48 hours for round-trip flights. Prices shown may also require membership in our travel club, Discount Den.

Flights Deals from San Francisco, CA to Denver, CO on Frontier

$
Flights Deals from San Francisco, CA to Denver, CO on Frontier
From
To
San Francisco, CA (SFO)Denver, CO (DEN)One-way
/
Discount Den Basic Fare		Departing Feb 1, 2026

From

$19

Last seen: 21 hours ago

*Prices found by others in the previous 48 hours for one-way flights. Prices shown may also require membership in our travel club, Discount Den®.

San Francisco, CA Denver, CO

Barclays Badge

Earn up to 50,000 Travel Miles after qualifying activity!
Terms Apply.