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$88+ Cheap flights from Montana 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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LAX
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Montana to Irvine

Keep the following information in mind while searching for Montana to Irvine flight deals. Data was last updated August 14, 2025.

Round-trip from

$178
(Kiwi.com)

One-way from

$88
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$382
From Montana to Irvine
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One-way flight from Montana to Irvine
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Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Montana to Irvine

Cheapest flights from Montana to Irvine
Explore the most affordable flight options available from Montana to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Fri 9/1210:21 pmGTF - LAX
1 stop16h 12mMultiple Airlines
Thu 9/188:14 pmLAX - GTF
1 stop24h 17mMultiple Airlines
Deal found 8/13$178
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Thu 8/289:30 pmFCA - LAX
1 stop16h 51mMultiple Airlines
Sun 9/79:36 amLAX - FCA
1 stop6h 07mMultiple Airlines
Deal found 8/13$179
This Mytrip deal was found by Cheapflights users on 8/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1111:29 amBZN - LAX
1 stop8h 26mMultiple Airlines
Sun 9/146:15 amLAX - BZN
1 stop7h 37mMultiple Airlines
Deal found 8/14$191
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Fri 8/2910:27 pmMSO - LAX
1 stop26h 31mMultiple Airlines
Mon 9/19:22 amLAX - MSO
1 stop9h 09mMultiple Airlines
Deal found 8/13$196
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Thu 10/2310:07 amBZN - LAX
1 stop12h 18mMultiple Airlines
Wed 10/297:40 pmLAX - BZN
1 stop12h 37mMultiple Airlines
Deal found 8/14$208
This Kiwi.com deal was found by Cheapflights users on 8/13. 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.
Thu 9/411:29 amBZN - LAX
1 stop8h 26mMultiple Airlines
Sun 9/76:15 amLAX - BZN
1 stop7h 37mMultiple Airlines
Deal found 8/13$210
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Thu 9/115:33 pmFCA - LAX
1 stop18h 23mMultiple Airlines
Thu 9/189:36 amLAX - FCA
1 stop6h 07mMultiple Airlines
Deal found 8/12$218
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Thu 10/2310:07 amBZN - LAX
1 stop9h 32mMultiple Airlines
Thu 10/308:48 pmLAX - BZN
1 stop23h 38mMultiple Airlines
Deal found 8/14$221
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Fri 10/247:55 pmBZN - LAX
1 stop18h 35mMultiple Airlines
Wed 10/297:40 pmLAX - BZN
1 stop12h 37mMultiple Airlines
Deal found 8/14$225
This United Airlines deal was found by Cheapflights users on 8/12. 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.
Wed 9/104:00 pmBZN - LAX
Nonstop2h 39mUnited Airlines
Sun 9/147:00 pmLAX - BZN
Nonstop2h 43mUnited Airlines
Deal found 8/12$229
This Kiwi.com deal was found by Cheapflights users on 8/12. 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.
Fri 11/710:25 pmMSO - LAX
1 stop14h 28mMultiple Airlines
Mon 11/108:00 amLAX - MSO
1 stop8h 56mMultiple Airlines
Deal found 8/12$230
This Trip.com deal was found by Cheapflights users on 8/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:22 amBZN - LAX
1 stop5h 37mMultiple Airlines
Thu 9/184:48 pmLAX - BZN
1 stop6h 24mMultiple Airlines
Deal found 8/13$235

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana 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 August 14, 2025.
Use the filters below to find and compare flights from Montana to Irvine that are best for you.

Fly from

Montana

Fly to

Irvine

Route

Depart

Return

Price

Great FallsLos Angeles

GTF - LAX

GTFLAX

Great Falls

Fri 9/12

10:21 pm-1:33 pm

1 stop16h 12m

Los Angeles

Thu 9/18

8:14 pm-9:31 pm

1 stop24h 17m

$178

KalispellLos Angeles

FCA - LAX

FCALAX

Kalispell Glacier Park

Thu 8/28

9:30 pm-1:21 pm

1 stop16h 51m

Los Angeles

Sun 9/7

9:36 am-4:43 pm

1 stop6h 07m

$179

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Thu 9/11

11:29 am-6:55 pm

1 stop8h 26m

Los Angeles

Sun 9/14

6:15 am-2:52 pm

1 stop7h 37m

$191

MissoulaLos Angeles

MSO - LAX

MSOLAX

Missoula Johnson-Bell Field

Fri 8/29

10:27 pm-11:58 pm

1 stop26h 31m

Los Angeles

Mon 9/1

9:22 am-7:31 pm

1 stop9h 09m

$196

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Thu 10/23

10:07 am-9:25 pm

1 stop12h 18m

Los Angeles

Wed 10/29

7:40 pm-9:17 am

1 stop12h 37m

$208

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Thu 9/4

11:29 am-6:55 pm

1 stop8h 26m

Los Angeles

Sun 9/7

6:15 am-2:52 pm

1 stop7h 37m

$210

KalispellLos Angeles

FCA - LAX

FCALAX

Kalispell Glacier Park

Thu 9/11

5:33 pm-10:56 am

1 stop18h 23m

Los Angeles

Thu 9/18

9:36 am-4:43 pm

1 stop6h 07m

$218

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Thu 10/23

10:07 am-6:39 pm

1 stop9h 32m

Los Angeles

Thu 10/30

8:48 pm-9:26 pm

1 stop23h 38m

$221

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Thu 11/6

1:37 pm-3:23 pm

Nonstop2h 46m

Los Angeles

Sun 11/9

8:52 am-12:31 pm

Nonstop2h 39m

$229

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Wed 9/10

4:00 pm-5:39 pm

Nonstop2h 39m

Los Angeles

Sat 9/13

11:00 am-2:32 pm

Nonstop2h 32m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 60 results
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Best time to book a flight from Montana to Irvine

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

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

Currently, January is the cheapest month in which you can book a flight from Montana to Irvine (average of $246). Flying from Montana to Irvine in March is currently the most expensive (average of $326). 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.

What is the cheapest time of day to fly from MT to IR9?

Find hourly flight availability from Montana to Irvine. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Irvine as you normally would.

Related info for your journey

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

  • How popular is this Montana to Irvine flight route?

    Within the past month, 5 users have taken a look at flights from Montana to Irvine.

  • What are the most popular routes from Montana to Irvine?

    The most popular route from Montana to Irvine is Bozeman Gallatin Field - Los Angeles. You may also consider Missoula Johnson-Bell Field - Los Angeles or Helena - Los Angeles.

  • What are the most reliable airlines from Montana to Irvine?

    The top 3 most reliable airlines when flying from Montana to Irvine are Air New Zealand (87%), United Airlines (86%) and SkyWest Airlines (86%).

  • What are the cheapest flights from Montana to Irvine?

    Looking for the cheapest flight from Montana to Irvine? While on average our users pay $369, our data indicates the cheapest price to be $185. The most popular route (Bozeman Gallatin Field - Los Angeles), is priced around $210.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Montana to Irvine (average of $246). Flying from Montana to Irvine in March is currently the most expensive (average of $326). 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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Alternative routes for Montana to Irvine

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Montana to Irvine

Discover the top 6 airlines that operate flights from Montana 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$82Average$371FlexibilityNo cancel feeOn-time75%
Allegiant AirCheapest$93Average$163FlexibilityNo cancel feeOn-time88%
DeltaCheapest$142Average$352FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$177Average$301FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$411FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$236Average$385FlexibilityNo cancel feeOn-time63%

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