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$133+ Cheap flights from Santa Ana, CA to Missoula (SNA - MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — MSO
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Santa Ana to Missoula

Cheapest flights from Santa Ana to Missoula
Explore the most affordable flight options available from Santa Ana to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/1211:31 am
SNA
-
MSO
1 stop11h 28m
Alaska Airlines
Tue 3/171:39 pm
MSO
-
SNA
1 stop7h 27m
Alaska Airlines
Deal found 1/20$239
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:45 am
SNA
-
MSO
1 stop7h 38m
Alaska Airlines
Wed 8/124:13 pm
MSO
-
SNA
1 stop7h 17m
Alaska Airlines
Deal found 1/20$261
This Kiwi.com deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/161:12 pm
SNA
-
MSO
1 stop5h 15m
Multiple Airlines
Mon 3/308:17 pm
MSO
-
SNA
1 stop20h 21m
Multiple Airlines
Deal found 1/21$263
This Alaska Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:35 pm
SNA
-
MSO
1 stop26h 21m
Alaska Airlines
Tue 5/191:53 pm
MSO
-
SNA
1 stop6h 54m
Alaska Airlines
Deal found 1/21$280
This Alaska Airlines deal was found by Cheapflights users on 1/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/296:45 am
SNA
-
MSO
1 stop7h 38m
Alaska Airlines
Thu 8/134:13 pm
MSO
-
SNA
1 stop7h 17m
Alaska Airlines
Deal found 1/21$296
This Delta deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/127:05 am
SNA
-
MSO
1 stop4h 11m
Delta
Tue 3/171:07 pm
MSO
-
SNA
2 stops10h 28m
Delta
Deal found 1/20$303
This United Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/177:01 am
SNA
-
MSO
1 stop8h 08m
United Airlines
Wed 2/185:08 pm
MSO
-
SNA
1 stop6h 00m
United Airlines
Deal found 1/20$304
This Expedia deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:45 am
SNA
-
MSO
1 stop7h 50m
Alaska Airlines
Sun 3/227:00 am
MSO
-
SNA
1 stop5h 19m
Alaska Airlines
Deal found 1/20$305
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/410:14 am
SNA
-
MSO
1 stop12h 41m
Alaska Airlines
Mon 2/94:20 pm
MSO
-
SNA
1 stop7h 07m
Alaska Airlines
Deal found 1/20$321
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/115:14 pm
SNA
-
MSO
1 stop5h 45m
Alaska Airlines
Fri 3/131:39 pm
MSO
-
SNA
1 stop6h 27m
Alaska Airlines
Deal found 1/20$323
This Alaska Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:06 pm
SNA
-
MSO
1 stop7h 50m
Alaska Airlines
Tue 5/191:03 pm
MSO
-
SNA
2 stops10h 27m
Alaska Airlines
Deal found 1/20$327

Find flight deals from Santa Ana to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$239
(Expedia)

One-way from

$133
(United Airlines)

Popular in

November

Cheapest in

June

Average price

$323
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Missoula Johnson-Bell Field flights.
Search Deals
From Santa Ana J. Wayne/Orange Cnty to Missoula Johnson-Bell Field
Search Deals
One-way flight from Santa Ana J. Wayne/Orange Cnty to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($106 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Ana to Missoula that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Santa Ana to Missoula that are best for you.

Fly from

Santa Ana

Fly to

Missoula

Route

Depart

Return

Price

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Thu 5/14

3:06 pm-11:56 pm

1 stop7h 50m

Missoula Johnson-Bell Field

Tue 5/19

8:00 am-2:18 pm

1 stop7h 18m

$261

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Thu 3/12

7:05 am-12:16 pm

1 stop4h 11m

Missoula Johnson-Bell Field

Tue 3/17

1:07 pm-10:35 pm

2 stops10h 28m

$303

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Tue 2/17

7:01 am-4:09 pm

1 stop8h 08m

Missoula Johnson-Bell Field

Wed 2/18

5:08 pm-10:08 pm

1 stop6h 00m

$304

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Sat 5/23

7:00 am-1:13 pm

1 stop5h 13m

Missoula Johnson-Bell Field

Wed 5/27

1:53 pm-7:47 pm

1 stop6h 54m

$305

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Thu 5/28

1:20 pm-9:26 pm

1 stop7h 06m

Missoula Johnson-Bell Field

Sun 5/31

5:32 pm-9:45 pm

1 stop5h 13m

$305

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Wed 2/4

7:00 am-1:23 pm

1 stop5h 23m

Missoula Johnson-Bell Field

Wed 2/4

4:20 pm-10:05 am

1 stop18h 45m

$321

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Wed 2/4

10:14 am-11:55 pm

1 stop12h 41m

Missoula Johnson-Bell Field

Mon 2/9

4:20 pm-10:27 pm

1 stop7h 07m

$321

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Wed 3/11

5:14 pm-11:59 pm

1 stop5h 45m

Missoula Johnson-Bell Field

Fri 3/13

1:39 pm-7:06 pm

1 stop6h 27m

$323

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Wed 3/11

1:20 pm-2:44 pm

2 stops24h 24m

Missoula Johnson-Bell Field

Fri 3/13

4:05 pm-8:56 pm

1 stop5h 51m

$338

Santa AnaMissoula

SNA - MSO

SNAMSO

Santa Ana J. Wayne/Orange Cnty

Mon 4/13

5:08 pm-12:16 am

1 stop6h 08m

Missoula Johnson-Bell Field

Tue 4/21

5:04 am-9:04 am

1 stop5h 00m

$358

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 19 results
1
2

Compare providers for flights from Santa Ana to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santa Ana to Missoula in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santa Ana, California-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santa Ana, California-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santa Ana, California-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana, California-Missoula flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santa Ana, California-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santa Ana to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Santa Ana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santa Ana to Missoula

What is the cheapest month to book a flight from Santa Ana, California to Missoula?

Currently, May is the cheapest month in which you can book a flight from Santa Ana, California to Missoula (average of $90). Flying from Santa Ana, California to Missoula in October is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated January 21, 2026.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Santa Ana to Missoula have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,775 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,088 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,191 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Allegiant Air
7.2
Good
705 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Santa Ana, California to Missoula?

    There are many flights that can get you from Santa Ana, California to Missoula in 4h 11m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. The distance from Santa Ana, California to Missoula is about 935 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Santa Ana, California to Missoula round-trip?

    Allegiant Air, at $79, was found to be the cheapest airline from Santa Ana, California to Missoula.Alternate airlines to your destination round-trip include Hawaiian Airlines and Delta. Users have found that Allegiant Air is 79% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Santa Ana, California to Missoula one-way?

    The cheapest airlines for a one-way flight from Santa Ana, California to Missoula are Allegiant Air ($61), Alaska Airlines ($120), and United Airlines ($130).

  • Can I find deals for flights from Santa Ana to Missoula that include hotel bookings?

    Yes. In addition to deals on Santa Ana to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Ana to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Ana to Missoula.

  • Can I find deals for business class flights from Santa Ana to Missoula?

    Yes. Cheapflights offers flight deals from Santa Ana to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Ana, California to Missoula?

    Currently, May is the cheapest month in which you can book a flight from Santa Ana, California to Missoula (average of $90). Flying from Santa Ana, California to Missoula in October is currently the most expensive (average of $262). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Santa Ana to Missoula

Discover the top 5 airlines that operate flights from Santa Ana to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$79Average$176FlexibilityNo cancel feeOn-time88%
Hawaiian AirlinesCheapest$120Average$328FlexibilityNo cancel feeOn-time85%
DeltaCheapest$142Average$364FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$223Average$420FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$236Average$453FlexibilityNo cancel feeOn-time75%

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