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Missoula

$157+ Cheap flights from Idaho to Missoula (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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MSO
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
1 adult, Economy
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Find flight deals from Idaho to Missoula

Cheapest flights from Idaho to Missoula
Explore the most affordable flight options available from Idaho to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 13, 2025.

This lastminute.com deal was found by Cheapflights users on 11/11. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:15 amGEG - MSO
1 stop16h 11mHawaiian Airlines
Sat 12/136:29 amMSO - GEG
1 stop18h 55mHawaiian Airlines
Deal found 11/11$229
This KAYAK deal was found by Cheapflights users on 11/11. 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 12/115:59 pmBOI - MSO
1 stop6h 27mAlaska Airlines
Wed 1/141:03 pmMSO - BOI
1 stop3h 58mAlaska Airlines
Deal found 11/11$243
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:47 pmGEG - MSO
1 stop15h 45mAlaska Airlines
Tue 12/94:22 pmMSO - GEG
1 stop9h 02mAlaska Airlines
Deal found 11/12$244
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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 12/116:03 amBOI - MSO
1 stop6h 29mAlaska Airlines
Sat 12/134:22 pmMSO - BOI
1 stop7h 28mAlaska Airlines
Deal found 11/11$274
This Alaska Airlines deal was found by Cheapflights users on 11/11. 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.
Sat 12/66:00 amGEG - MSO
2 stops8h 32mAlaska Airlines
Sat 12/134:22 pmMSO - GEG
1 stop7h 52mAlaska Airlines
Deal found 11/11$313
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Sun 11/309:22 pmBOI - MSO
1 stop24h 01mAllegiant Air
Thu 12/410:26 pmMSO - BOI
1 stop17h 18mAllegiant Air
Deal found 11/12$316
This Delta deal was found by Cheapflights users on 11/11. 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.
Sat 12/61:10 pmGEG - MSO
2 stops9h 19mDelta
Sat 12/131:13 pmMSO - GEG
2 stops8h 43mDelta
Deal found 11/11$317
This Alaska Airlines deal was found by Cheapflights users on 11/10. 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 12/115:51 amGEG - MSO
1 stop17h 35mAlaska Airlines
Fri 12/124:22 pmMSO - GEG
1 stop17h 30mAlaska Airlines
Deal found 11/10$322
This Alaska Airlines deal was found by Cheapflights users on 11/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/195:30 amGEG - MSO
1 stop17h 12mAlaska Airlines
Mon 12/226:00 amMSO - GEG
1 stop19h 32mAlaska Airlines
Deal found 11/12$333
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:08 amBOI - MSO
1 stop17h 34mAlaska Airlines
Sat 12/276:00 amMSO - BOI
1 stop16h 26mAlaska Airlines
Deal found 11/13$383
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/196:08 amBOI - MSO
1 stop17h 34mAlaska Airlines
Sun 12/286:00 amMSO - BOI
1 stop17h 37mAlaska Airlines
Deal found 11/13$384
This Alaska Airlines deal was found by Cheapflights users on 11/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/135:45 amBOI - MSO
2 stops6h 47mAlaska Airlines
Sat 12/204:21 pmMSO - BOI
1 stop7h 16mAlaska Airlines
Deal found 11/13$401

Cheap flight deals from Idaho to Missoula

Keep the following information in mind while searching for Idaho to Missoula flight deals. Data was last updated November 13, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(lastminute.com)

One-way from

$157
(Alaska Airlines)

Popular in

September

Cheapest in

February

Average price

$359
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Missoula Johnson-Bell Field flights.
Search Deals
From Idaho to Missoula Johnson-Bell Field
Search Deals
One-way flight from Idaho to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($30 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 Idaho 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 November 13, 2025.
Use the filters below to find and compare flights from Idaho to Missoula that are best for you.

Fly from

Idaho

Fly to

Missoula

Route

Depart

Return

Price

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Sat 12/6

7:15 am-12:26 am

1 stop16h 11m

Missoula Johnson-Bell Field

Sat 12/13

6:29 am-12:24 am

1 stop18h 55m

$229

BoiseMissoula

BOI - MSO

BOIMSO

Boise Air Term. Gowen Fld

Thu 12/11

5:59 pm-12:26 am

1 stop6h 27m

Missoula Johnson-Bell Field

Wed 1/14

1:03 pm-5:01 pm

1 stop3h 58m

$243

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Fri 12/5

7:47 pm-12:32 pm

1 stop15h 45m

Missoula Johnson-Bell Field

Tue 12/9

4:22 pm-12:24 am

1 stop9h 02m

$244

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Sun 1/18

5:45 am-1:23 pm

2 stops6h 38m

Missoula Johnson-Bell Field

Sat 1/24

1:03 pm-3:48 pm

1 stop3h 45m

$259

BoiseMissoula

BOI - MSO

BOIMSO

Boise Air Term. Gowen Fld

Thu 1/22

9:10 am-1:23 pm

1 stop4h 13m

Missoula Johnson-Bell Field

Sun 1/25

6:23 am-12:51 pm

1 stop6h 28m

$263

BoiseMissoula

BOI - MSO

BOIMSO

Boise Air Term. Gowen Fld

Thu 12/11

6:03 am-12:32 pm

1 stop6h 29m

Missoula Johnson-Bell Field

Sat 12/13

4:22 pm-11:50 pm

1 stop7h 28m

$274

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Sat 12/6

6:00 am-3:32 pm

2 stops8h 32m

Missoula Johnson-Bell Field

Sat 12/13

4:22 pm-11:14 pm

1 stop7h 52m

$313

BoiseMissoula

BOI - MSO

BOIMSO

Boise Air Term. Gowen Fld

Mon 4/6

12:55 pm-5:53 pm

1 stop4h 58m

Missoula Johnson-Bell Field

Wed 4/8

6:30 pm-11:52 pm

1 stop5h 22m

$316

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Sat 12/6

1:10 pm-11:29 pm

2 stops9h 19m

Missoula Johnson-Bell Field

Sat 12/13

1:13 pm-8:56 pm

2 stops8h 43m

$317

SpokaneMissoula

GEG - MSO

GEGMSO

Spokane

Thu 12/11

5:51 am-12:26 am

1 stop17h 35m

Missoula Johnson-Bell Field

Fri 12/12

4:22 pm-8:52 am

1 stop17h 30m

$322

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 16 results
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Best time to book a flight from Idaho to Missoula

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

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

Currently, March is the cheapest month in which you can book a flight from Idaho to Missoula (average of $173). Flying from Idaho to Missoula in September is currently the most expensive (average of $512). 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 ID to MSO?

Find hourly flight availability from Idaho to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 13, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho to Missoula in the evening. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Idaho to Missoula. 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 into for flights to Missoula from Idaho?

    Missoula Johnson-Bell Field (MSO) is the airport you will fly into if you book a flight from Idaho to Missoula. It is only a 5.5 mi journey from Johnson-Bell Field (MSO) to Missoula’s city center.

  • How long is the flight from Idaho to Missoula?

    A quick flight from Idaho to Missoula can take about 6h 27m. Hawaiian Airlines provides one of the quickest options available for as low as $243. There are 253 mi between Idaho and Missoula. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Idaho to Missoula (average of $173). Flying from Idaho to Missoula in September is currently the most expensive (average of $512). 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 2 airlines flying from Idaho to Missoula

Discover the top 2 airlines that operate flights from Idaho 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 November 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$240Average$447FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$262Average$408FlexibilityNo cancel feeOn-time75%

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