Flights from Missoula (MSO) to San Diego (SAN) on Alaska Airlines

Lowest fares from Missoula to San Diego

Nov 2026
From$334*
Seen: 18 hours ago
Flight Type One Way|Saver
Dec 2026
From$208*
Seen: 18 hours ago
Flight Type One Way|Saver
Jan 2027
From$208*
Seen: 18 hours ago
Flight Type One Way|Saver
cmp-daily-histogram-bars-legend-min-price-aria-label $208
cmp-daily-histogram-bars-legend-max-price-aria-label $762
Displaying fares for November-2026
  • MSO–SAN, Nov 11, 2026: From $359
    11

    We

    NOV

  • MSO–SAN, Nov 12, 2026: From $489
    12

    Th

  • MSO–SAN, Nov 13, 2026: From $489
    13

    Fr

  • MSO–SAN, Nov 14, 2026: From $489
    14

    Sa

  • MSO–SAN, Nov 15, 2026: From $489
    15

    Su

  • MSO–SAN, Nov 16, 2026: From $414
    16

    Mo

  • MSO–SAN, Nov 17, 2026: From $398
    17

    Tu

  • MSO–SAN, Nov 18, 2026: From $358
    18

    We

  • MSO–SAN, Nov 19, 2026: From $394
    19

    Th

  • MSO–SAN, Nov 20, 2026: From $414
    20

    Fr

  • MSO–SAN, Nov 21, 2026: From $414
    21

    Sa

  • MSO–SAN, Nov 22, 2026: From $394
    22

    Su

  • MSO–SAN, Nov 23, 2026: From $334
    23

    Mo

  • MSO–SAN, Nov 24, 2026: From $574
    24

    Tu

  • MSO–SAN, Nov 25, 2026: From $627
    25

    We

  • MSO–SAN, Nov 26, 2026: From $339
    26

    Th

  • MSO–SAN, Nov 27, 2026: From $492
    27

    Fr

  • MSO–SAN, Nov 28, 2026: From $587
    28

    Sa

  • MSO–SAN, Nov 29, 2026: From $762
    29

    Su

  • MSO–SAN, Nov 30, 2026: From $348
    30

    Mo

  • MSO–SAN, Dec 1, 2026: From $269
    01

    Tu

    DEC

  • MSO–SAN, Dec 2, 2026: From $213
    02

    We

  • MSO–SAN, Dec 3, 2026: From $239
    03

    Th

  • MSO–SAN, Dec 4, 2026: From $269
    04

    Fr

  • MSO–SAN, Dec 5, 2026: From $238
    05

    Sa

  • MSO–SAN, Dec 6, 2026: From $269
    06

    Su

  • MSO–SAN, Dec 7, 2026: From $264
    07

    Mo

  • MSO–SAN, Dec 8, 2026: From $213
    08

    Tu

  • MSO–SAN, Dec 9, 2026: From $208
    09

    We

  • MSO–SAN, Dec 10, 2026: From $263
    10

    Th

    • Range$208-$762

    *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 Missoula to San Diego.*

    $
    keyboard_arrow_down
    One-way low-fare flights Missoula to San Diego.*
    From
    To
    Fare Type
    Dates
    Price
    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 9, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 13, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Feb 17, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Feb 23, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 6, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 19, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 27, 2027

    From

    $208

    Seen: 18 hours ago

    Missoula (MSO)San Diego (SAN)One-way
    |
    Saver    		Depart: Jan 30, 2027

    From

    $208

    Seen: 18 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 Missoula (MSO) to San Diego (SAN)

    When is the best time to book a flight from Missoula to San Diego?

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

    Can I earn points on my flight to San Diego?

    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 Diego International Airport?

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

    Where can I find the status of my flight to San Diego?

    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 San Diego?

    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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