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

Lowest fares from San Francisco to Denver

Nov 2026
From$259*
Seen: 17 hours ago
Flight Type One Way|Saver
Dec 2026
From$100*
Seen: 17 hours ago
Flight Type One Way|Saver
Jan 2027
From$100*
Seen: 17 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $100
cmp-daily-histogram-bars-legend-max-price-aria-label $484
Displaying fares for November-2026
  • SFO–DEN, Nov 11, 2026: From $429
    11

    We

    NOV

  • SFO–DEN, Nov 12, 2026: From $429
    12

    Th

  • SFO–DEN, Nov 13, 2026: From $429
    13

    Fr

  • SFO–DEN, Nov 14, 2026: From $429
    14

    Sa

  • SFO–DEN, Nov 15, 2026: From $429
    15

    Su

  • SFO–DEN, Nov 16, 2026: From $377
    16

    Mo

  • SFO–DEN, Nov 17, 2026: From $377
    17

    Tu

  • SFO–DEN, Nov 18, 2026: From $377
    18

    We

  • SFO–DEN, Nov 19, 2026: From $377
    19

    Th

  • SFO–DEN, Nov 20, 2026: From $377
    20

    Fr

  • SFO–DEN, Nov 21, 2026: From $377
    21

    Sa

  • SFO–DEN, Nov 22, 2026: From $377
    22

    Su

  • SFO–DEN, Nov 23, 2026: From $260
    23

    Mo

  • SFO–DEN, Nov 24, 2026: From $260
    24

    Tu

  • SFO–DEN, Nov 25, 2026: From $315
    25

    We

  • SFO–DEN, Nov 26, 2026: From $260
    26

    Th

  • SFO–DEN, Nov 27, 2026: From $315
    27

    Fr

  • SFO–DEN, Nov 28, 2026: From $484
    28

    Sa

  • SFO–DEN, Nov 29, 2026: From $484
    29

    Su

  • SFO–DEN, Nov 30, 2026: From $259
    30

    Mo

  • SFO–DEN, Dec 1, 2026: From $100
    01

    Tu

    DEC

  • SFO–DEN, Dec 2, 2026: From $100
    02

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  • SFO–DEN, Dec 3, 2026: From $115
    03

    Th

  • SFO–DEN, Dec 4, 2026: From $115
    04

    Fr

  • SFO–DEN, Dec 5, 2026: From $100
    05

    Sa

  • SFO–DEN, Dec 6, 2026: From $241
    06

    Su

  • SFO–DEN, Dec 7, 2026: From $115
    07

    Mo

  • SFO–DEN, Dec 8, 2026: From $100
    08

    Tu

  • SFO–DEN, Dec 9, 2026: From $100
    09

    We

  • SFO–DEN, Dec 10, 2026: From $115
    10

    Th

    • Range$100-$484

    *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 San Francisco to Denver.*

    $
    keyboard_arrow_down
    One-way low-fare flights San Francisco to Denver.*
    From
    To
    Fare Type
    Dates
    Price
    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Feb 13, 2027

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Feb 16, 2027

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Dec 5, 2026

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 5, 2027

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Jan 13, 2027

    From

    $100

    Seen: 17 hours ago

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

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Feb 3, 2027

    From

    $100

    Seen: 17 hours ago

    San Francisco (SFO)Denver (DEN)One-way
    |
    Saver    		Depart: Feb 10, 2027

    From

    $100

    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 San Francisco (SFO) to Denver (DEN)

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

    Want to find the lowest fares by day and time flying from San Francisco to Denver on Alaska Airlines or Hawaiian Airlines? Check out our flight search widget.

    Can I earn points on my flight to Denver?

    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 Denver International Airport?

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

    Where can I find the status of my flight to Denver?

    You can check the status of your upcoming Alaska Airlines flight 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 Denver?

    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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