Alaska Airlines Flights from San Francisco to Cancun

Lowest fares from San Francisco to Cancun

Apr 2026
From$323*
Seen: 17 hours ago
Flight Type One Way|Saver
May 2026
From$249*
Seen: 17 hours ago
Flight Type One Way|Saver
Jun 2026
Try another month to see offers
$249
$456
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    • Range$249-$456

    *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 Cancun.*

    $
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    One-way low-fare flights San Francisco to Cancun.*
    From
    To
    Fare Type
    Dates
    Price
    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 11, 2026

    From

    $249

    Seen: 1 hour ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 9, 2026

    From

    $249

    Seen: 8 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 6, 2026

    From

    $249

    Seen: 17 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 10, 2026

    From

    $297

    Seen: 17 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 7, 2026

    From

    $320

    Seen: 17 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: May 8, 2026

    From

    $321

    Seen: 17 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: Apr 18, 2026

    From

    $323

    Seen: 17 hours ago

    San Francisco (SFO)Cancun (CUN)One-way
    |
    Saver    		Depart: Apr 25, 2026

    From

    $323

    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.

    Explore Alaska Airlines's Flights to Top-Pick Destinations