Flights from Denver (DEN) to San Francisco (SFO) on Alaska Airlines

Lowest fares from Denver to San Francisco

Sep 2026
From$197*
Seen: 17 hours ago
Flight Type One Way|Saver
Oct 2026
From$172*
Seen: 17 hours ago
Flight Type One Way|Saver
Nov 2026
From$172*
Seen: 17 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $398
Displaying fares for September-2026
  • DEN–SFO, Sep 13, 2026: From $398
    13

    Su

    SEP

  • DEN–SFO, Sep 14, 2026: From $398
    14

    Mo

  • DEN–SFO, Sep 15, 2026: From $398
    15

    Tu

  • DEN–SFO, Sep 16, 2026: From $398
    16

    We

  • DEN–SFO, Sep 17, 2026: From $398
    17

    Th

  • DEN–SFO, Sep 18, 2026: From $279
    18

    Fr

  • DEN–SFO, Sep 19, 2026: From $279
    19

    Sa

  • DEN–SFO, Sep 20, 2026: From $279
    20

    Su

  • DEN–SFO, Sep 21, 2026: From $279
    21

    Mo

  • DEN–SFO, Sep 22, 2026: From $279
    22

    Tu

  • DEN–SFO, Sep 23, 2026: From $279
    23

    We

  • DEN–SFO, Sep 24, 2026: From $279
    24

    Th

  • DEN–SFO, Sep 25, 2026: From $197
    25

    Fr

  • DEN–SFO, Sep 26, 2026: From $197
    26

    Sa

  • DEN–SFO, Sep 27, 2026: From $197
    27

    Su

  • DEN–SFO, Sep 28, 2026: From $197
    28

    Mo

  • DEN–SFO, Sep 29, 2026: From $197
    29

    Tu

  • DEN–SFO, Sep 30, 2026: From $197
    30

    We

  • DEN–SFO, Oct 1, 2026: From $197
    01

    Th

    OCT

  • DEN–SFO, Oct 2, 2026: From $197
    02

    Fr

  • DEN–SFO, Oct 3, 2026: From $174
    03

    Sa

  • DEN–SFO, Oct 4, 2026: From $330
    04

    Su

  • DEN–SFO, Oct 5, 2026: From $174
    05

    Mo

  • DEN–SFO, Oct 6, 2026: From $174
    06

    Tu

  • DEN–SFO, Oct 7, 2026: From $174
    07

    We

  • DEN–SFO, Oct 8, 2026: From $214
    08

    Th

  • DEN–SFO, Oct 9, 2026: From $373
    09

    Fr

  • DEN–SFO, Oct 10, 2026: From $287
    10

    Sa

  • DEN–SFO, Oct 11, 2026: From $330
    11

    Su

  • DEN–SFO, Oct 12, 2026: From $384
    12

    Mo

    • Range$174-$398

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    One-way low-fare flights Denver to San Francisco.*

    $
    keyboard_arrow_down
    One-way low-fare flights Denver to San Francisco.*
    From
    To
    Fare Type
    Dates
    Price
    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Dec 12, 2026

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Jan 12, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Jan 20, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Jan 23, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Jan 27, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Feb 6, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Feb 9, 2027

    From

    $172

    Seen: 17 hours ago

    Denver (DEN)San Francisco (SFO)One-way
    |
    Saver    		Depart: Feb 24, 2027

    From

    $172

    Seen: 17 hours ago

    *Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

    Frequently Asked Questions on flights from Denver (DEN) to San Francisco (SFO)

    When is the best time to book a flight from Denver to San Francisco?

    Want to find the lowest fares by day and time flying from Denver to San Francisco on Alaska Airlines or Hawaiian Airlines? Check out our flight search widget.Frequently Asked Questions on flights from Denver (DEN) to San Francisco (SFO)

    Can I earn points on my flight to San Francisco?

    Yes, with Atmosâ„¢ Rewards you can earn points on flights to 1000+ destinations worldwide through the growing network of Alaska and Hawaiian Airlines. Not an Atmosâ„¢ Rewards member yet? Learn more and join today.

    Can I rent a car when I arrive at San Francisco International Airport?

    Yes, you can rent a car at San Francisco International Airport. Check availability and book now

    Where can I find the status of my flight to San Francisco

    You can check the status of your upcoming Alaska Airlines on our flight schedule page.

    Where can I find answers to questions about flying with Alaska Airlines?

    Visit the Alaska Airlines Help Center to quickly browse our help pages by category to find the information you need.

    Can I change or cancel my Alaska Airlines flight to San Francisco?

    Yes, you can review, modify, or cancel a reservation from our Manage Your Reservation tool. You can learn more about our policy for changing or cancelling a reservation here. 

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