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$93+ Cheap flights from Missoula (MSO) to Irvine, CA

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — LAX
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
1 adult, Economy
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Cheapflights Tip: The best prices from Missoula Johnson-Bell Field to Irvine are usually found in February or June, booked 28 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap flight deals from Missoula to Irvine

Cheapest flights from Missoula to Irvine
Explore the most affordable flight options available from Missoula to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 28, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/26. 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 2/910:53 am
MSO
-
LAX
1 stop27h 32m
Multiple Airlines
Thu 2/129:16 pm
LAX
-
MSO
1 stop16h 59m
Multiple Airlines
Deal found 1/26$197
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 3/34:20 pm
MSO
-
LAX
1 stop6h 30m
Alaska Airlines
Tue 3/104:00 pm
LAX
-
MSO
1 stop6h 59m
Alaska Airlines
Deal found 1/26$217
This CheapOair deal was found by Cheapflights users on 1/27. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:39 pm
MSO
-
LAX
1 stop7h 57m
Alaska Airlines
Wed 3/47:45 am
LAX
-
MSO
1 stop15h 14m
Alaska Airlines
Deal found 1/27$229
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 3/101:39 pm
MSO
-
LAX
1 stop5h 57m
Alaska Airlines
Fri 3/138:45 pm
LAX
-
MSO
1 stop14h 36m
Alaska Airlines
Deal found 1/26$233
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 2/274:20 pm
MSO
-
LAX
1 stop5h 16m
Alaska Airlines
Sat 2/288:46 am
LAX
-
MSO
1 stop14h 13m
Alaska Airlines
Deal found 1/26$245
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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.
Mon 2/236:23 am
MSO
-
LAX
1 stop8h 06m
Alaska Airlines
Thu 2/267:00 am
LAX
-
MSO
1 stop4h 59m
Alaska Airlines
Deal found 1/26$249
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Fri 5/227:15 am
MSO
-
LAX
Nonstop3h 15m
United Airlines
Mon 5/255:00 am
LAX
-
MSO
1 stop7h 27m
United Airlines
Deal found 1/26$259

Find flight deals from Missoula to Irvine

Keep the following information in mind while searching for Missoula to Irvine flight deals. Data was last updated January 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Kiwi.com)

One-way from

$93
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$391
Provider with most accurate pricing for Missoula Johnson-Bell Field-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Los Angeles flights.
Search Deals
From Missoula Johnson-Bell Field to Irvine
Search Deals
One-way flight from Missoula Johnson-Bell Field to Irvine
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 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 Missoula to Irvine 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 28, 2026.
Use the filters below to find and compare flights from Missoula to Irvine that are best for you.

Fly from

Missoula

Fly to

Irvine

Route

Depart

Return

Price

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Tue 3/3

1:39 pm-7:36 pm

1 stop6h 57m

Los Angeles

Tue 3/10

11:00 am-11:59 pm

1 stop11h 59m

$217

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Sun 3/8

6:23 am-1:29 pm

1 stop8h 06m

Los Angeles

Wed 3/11

2:03 pm-11:59 pm

1 stop8h 56m

$233

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Fri 2/27

4:20 pm-8:36 pm

1 stop5h 16m

Los Angeles

Sat 2/28

8:46 am-11:59 pm

1 stop14h 13m

$245

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Thu 4/30

3:55 pm-9:57 pm

1 stop7h 02m

Los Angeles

Wed 5/6

6:30 am-2:59 pm

1 stop7h 29m

$245

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Mon 2/9

10:53 am-3:45 pm

2 stops29h 52m

Los Angeles

Thu 2/12

9:16 pm-3:15 pm

1 stop16h 59m

$246

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Thu 2/19

5:08 pm-10:55 pm

1 stop6h 47m

Los Angeles

Thu 2/26

5:05 am-1:32 pm

1 stop7h 27m

$249

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Thu 2/26

6:15 am-11:31 am

1 stop6h 16m

Los Angeles

Thu 3/5

2:55 pm-9:57 pm

1 stop6h 02m

$249

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Wed 5/27

8:00 am-2:34 pm

1 stop7h 34m

Los Angeles

Mon 6/1

8:45 pm-12:23 pm

1 stop14h 38m

$249

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Fri 5/1

3:55 pm-11:02 pm

1 stop8h 07m

Los Angeles

Mon 5/4

7:45 am-2:59 pm

1 stop6h 14m

$249

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Fri 3/6

4:20 pm-8:36 pm

1 stop5h 16m

Los Angeles

Thu 3/12

5:00 pm-11:59 pm

1 stop5h 59m

$249

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 20 results
1
2

Best time to book a flight from Missoula to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Missoula 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 Missoula to Irvine

How far ahead should I book a flight from Missoula to Irvine?

Use this chart to determine the optimal time to book a round-trip flight from Missoula to Irvine. Price data was last updated on January 23, 2026.

The best time to book flights from Missoula to Irvine is 28 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Missoula to Irvine?

Currently, August is the cheapest month in which you can book a flight from Missoula to Irvine (average of $133). Flying from Missoula to Irvine in December is currently the most expensive (average of $248). 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 Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated January 28, 2026.
Read reviews from past customers who have flown Alaska Airlines, Delta, and United Airlines from Missoula to Irvine. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,799 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
11,799 reviews
Alaska Airlines
8.0
Very good
11,799 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
8,121 reviews
Alaska Airlines
8.0
Very good
11,799 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
9,205 reviews
Alaska Airlines
8.0
Very good
11,799 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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
American Airlines
7.2
Good
11,200 reviews
Alaska Airlines
8.0
Very good
11,799 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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 Missoula to Irvine. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Missoula to Irvine?

    Missoula Johnson-Bell Field (MSO) is the airport you will fly out of if you book a flight from Missoula to Irvine. You should not have trouble finding flights to Irvine from Johnson-Bell Field; the airport handles an average of 0 outbound flights to Irvine per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Missoula airport to Irvine. It is only a 5.5 mi journey to Johnson-Bell Field (MSO) from Missoula’s city center.

  • How long is the flight from Missoula to Irvine?

    For as low as $217, Alaska Airlines can have you in Irvine from Missoula in 6h 57m. There are 924 mi between Missoula and Irvine.

  • What are the cheapest airlines to fly from Missoula to Irvine one-way?

    The cheapest airlines for a one-way flight from Missoula to Irvine are Delta ($115), Alaska Airlines ($132), and United Airlines ($136).

  • What are the cheapest flights from Missoula to Irvine?

    While on average a flight from Missoula to Irvine is generally $507, our data shows the cheapest flight currently is $136. When looking at the most popular route, (Missoula Johnson-Bell Field - Los Angeles), you can expect to pay $229 for that flight.

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

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

  • How can I find direct flights from Missoula to Irvine?

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

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

    Yes. Cheapflights offers flight deals from Missoula to Irvine 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 Missoula to Irvine?

    Currently, August is the cheapest month in which you can book a flight from Missoula to Irvine (average of $133). Flying from Missoula to Irvine in December is currently the most expensive (average of $248). 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 Missoula to Irvine

Discover the top 5 airlines that operate flights from Missoula to Irvine. 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 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$109Average$191FlexibilityNo cancel feeOn-time88%
DeltaCheapest$160Average$381FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$309FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$219Average$356FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$270Average$405FlexibilityNo cancel feeOn-time69%

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