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$84+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — LAX
Dec 29 — Jan 51
Mon 12/29
Mon 1/5
1 adult, Economy
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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 November 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/29. 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.
Sun 12/1410:24 pmBIL - LAX
1 stop22h 41mMultiple Airlines
Thu 12/189:20 pmLAX - BIL
1 stop10h 52mMultiple Airlines
Deal found 11/29$221
This American Airlines deal was found by Cheapflights users on 11/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/282:29 pmBZN - LAX
Nonstop2h 51mAmerican Airlines
Sun 1/410:02 amLAX - BZN
Nonstop2h 57mAmerican Airlines
Deal found 11/28$229
This Kiwi.com deal was found by Cheapflights users on 11/28. 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.
Tue 12/238:39 pmMSO - LAX
1 stop12h 36mMultiple Airlines
Wed 12/242:22 pmLAX - MSO
1 stop27h 50mMultiple Airlines
Deal found 11/28$231
This Kiwi.com deal was found by Cheapflights users on 11/29. 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.
Sun 12/1411:17 amGTF - LAX
2 stops24h 11mMultiple Airlines
Thu 12/189:20 pmLAX - GTF
1 stop23h 15mMultiple Airlines
Deal found 11/29$234
This Kiwi.com deal was found by Cheapflights users on 11/28. 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.
Tue 12/3010:05 amBZN - LAX
1 stop7h 59mMultiple Airlines
Fri 1/25:59 pmLAX - BZN
1 stop14h 16mMultiple Airlines
Deal found 11/28$234
This Kiwi.com deal was found by Cheapflights users on 11/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:05 amBZN - LAX
1 stop11h 00mMultiple Airlines
Wed 12/103:30 pmLAX - BZN
1 stop16h 45mMultiple Airlines
Deal found 11/27$236
This KAYAK deal was found by Cheapflights users on 11/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/117:00 amBZN - LAX
1 stop7h 49mAlaska Airlines
Fri 12/124:37 pmLAX - BZN
1 stop5h 40mAlaska Airlines
Deal found 11/27$238
This United Airlines deal was found by Cheapflights users on 11/28. 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 12/301:30 pmBZN - LAX
Nonstop2h 50mUnited Airlines
Thu 1/15:00 amLAX - BZN
1 stop7h 37mUnited Airlines
Deal found 11/28$239
This Kiwi.com deal was found by Cheapflights users on 11/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:05 amBZN - LAX
1 stop11h 00mMultiple Airlines
Mon 12/83:30 pmLAX - BZN
1 stop24h 32mMultiple Airlines
Deal found 11/27$243
This Delta deal was found by Cheapflights users on 11/28. 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.
Tue 12/305:30 pmBZN - LAX
1 stop28h 13mDelta
Fri 1/210:56 amLAX - BZN
Nonstop2h 45mDelta
Deal found 11/28$246
This Kiwi.com deal was found by Cheapflights users on 11/28. 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 12/221:11 pmMSO - LAX
1 stop19h 07mMultiple Airlines
Wed 12/242:22 pmLAX - MSO
1 stop27h 50mMultiple Airlines
Deal found 11/28$247
This Delta deal was found by Cheapflights users on 11/28. 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.
Tue 12/235:20 amFCA - LAX
1 stop4h 44mDelta
Thu 12/255:00 pmLAX - FCA
1 stop5h 21mDelta
Deal found 11/28$249

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 November 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$163
(Mytrip)

One-way from

$84
(WAYA)

Popular in

April

Cheapest in

September

Average price

$359
Provider with most accurate pricing for Bozeman Gallatin Field-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Los Angeles flights.
Search Deals
From Montana to Irvine
Search Deals
One-way flight from Montana to Irvine
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($44 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 29, 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

KalispellLos Angeles

FCA - LAX

FCALAX

Kalispell Glacier Park

Sun 1/11

9:06 pm-4:48 pm

2 stops20h 42m

Los Angeles

Sun 1/18

9:25 pm-10:26 am

1 stop12h 01m

$201

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Tue 4/14

2:58 pm-8:25 pm

1 stop6h 27m

Los Angeles

Tue 4/21

9:00 am-2:18 pm

1 stop4h 18m

$228

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Wed 1/14

3:03 pm-9:36 pm

1 stop7h 33m

Los Angeles

Sat 1/17

7:00 am-2:09 pm

1 stop6h 09m

$228

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Fri 2/27

7:00 am-1:29 pm

1 stop7h 29m

Los Angeles

Thu 3/5

5:00 pm-11:56 pm

1 stop5h 56m

$228

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Wed 3/18

3:51 pm-5:42 pm

Nonstop2h 51m

Los Angeles

Tue 3/24

11:35 am-3:11 pm

Nonstop2h 36m

$229

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Tue 12/30

2:29 pm-4:20 pm

Nonstop2h 51m

Los Angeles

Thu 1/1

10:02 am-1:59 pm

Nonstop2h 57m

$229

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Sun 1/11

1:13 pm-3:03 pm

Nonstop2h 50m

Los Angeles

Thu 1/29

8:20 am-12:03 pm

Nonstop2h 43m

$229

Great FallsLos Angeles

GTF - LAX

GTFLAX

Great Falls

Mon 1/12

5:18 pm-7:22 pm

1 stop27h 04m

Los Angeles

Mon 1/19

9:17 am-4:28 pm

1 stop6h 11m

$229

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Wed 1/14

3:50 pm-5:48 pm

Nonstop2h 58m

Los Angeles

Sat 1/17

11:25 am-3:10 pm

Nonstop2h 45m

$229

BozemanLos Angeles

BZN - LAX

BZNLAX

Bozeman Gallatin Field

Fri 2/13

4:25 pm-6:21 pm

Nonstop2h 56m

Los Angeles

Mon 2/16

12:05 pm-3:45 pm

Nonstop2h 40m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/28

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, March is the cheapest month in which you can book a flight from Montana to Irvine (average of $45). Flying from Montana to Irvine in September is currently the most expensive (average of $229). 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 November 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Montana to Irvine in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Montana to Irvine?

Use this chart to determine the cheapest time to fly round-trip from Montana to Irvine. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Montana to Irvine flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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, 8 users have taken a look at flights from Montana to Irvine.

  • How long is the flight from Montana to Irvine?

    Alaska Airlines, Hawaiian Airlines, and Delta can get you from Montana to Irvine in just under 2h 51m. Your travel time can differ by up to 4h 42m. The distance between Montana and Irvine is about 902 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $114. Delta flights start at $145 while deals on American Airlines start at $174 one-way.

  • 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 Billings Logan Intl - Los Angeles or Missoula Johnson-Bell Field - 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 SkyWest Airlines (100%), United Airlines (99%) and Air New Zealand (99%).

  • What are the cheapest flights from Montana to Irvine?

    Looking for the cheapest flight from Montana to Irvine? While on average our users pay $312, our data indicates the cheapest price to be $105. The most popular route (Bozeman Gallatin Field - Los Angeles), is priced around $229.

  • 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, March is the cheapest month in which you can book a flight from Montana to Irvine (average of $45). Flying from Montana to Irvine in September is currently the most expensive (average of $229). 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 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 November 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$52Average$176FlexibilityNo cancel feeOn-time88%
DeltaCheapest$133Average$357FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$164Average$346FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$177Average$298FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$198Average$402FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$208Average$387FlexibilityNo cancel feeOn-time63%

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