$191+ Cheap flights from Boise to Missoula (BOI - 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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — MSO
Aug 28 — Sep 41
Round-trip
1 adult, Economy
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Find cheap flights from Boise to Missoula with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Boise to MissoulaExplore the most affordable flight options available from Boise to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
Explore the most affordable flight options available from Boise to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:23 am
BOI
- MSO
1 stop16h 36m
Alaska Airlines
Wed 9/27:15 am
MSO
- BOI
1 stop8h 16m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$363
This Expedia deal was found by Cheapflights users on 7/25. 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.
Tue 8/251:15 pm
BOI
- MSO
1 stop9h 44m
Alaska Airlines
Fri 8/287:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$385
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:17 pm
BOI
- MSO
1 stop22h 06m
Alaska Airlines
Mon 8/317:15 am
MSO
- BOI
1 stop26h 37m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$393
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/212:16 pm
BOI
- MSO
1 stop8h 45m
Alaska Airlines
Fri 9/257:00 am
MSO
- BOI
1 stop26h 56m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$403
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/102:16 pm
BOI
- MSO
1 stop8h 45m
Alaska Airlines
Mon 9/147:00 am
MSO
- BOI
1 stop5h 35m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$404
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:15 pm
BOI
- MSO
1 stop9h 44m
Alaska Airlines
Mon 8/317:15 am
MSO
- BOI
1 stop5h 21m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$405
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/126:23 am
BOI
- MSO
1 stop16h 38m
Alaska Airlines
Sun 9/137:00 am
MSO
- BOI
1 stop7h 22m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$411
Best flights from Boise to MissoulaDiscover carefully curated flight deals from Boise to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
Discover carefully curated flight deals from Boise to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:23 am
BOI
- MSO
1 stop16h 36m
Alaska Airlines
Wed 9/27:15 am
MSO
- BOI
1 stop8h 16m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$363
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 10/166:04 pm
BOI
- MSO
1 stop4h 00m
Alaska Airlines
Sun 10/187:03 am
MSO
- BOI
1 stop6h 47m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$405
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:17 pm
BOI
- MSO
1 stop6h 44m
Alaska Airlines
Sun 9/67:15 am
MSO
- BOI
1 stop16h 29m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$414
This Expedia deal was found by Cheapflights users on 7/25. 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.
Sat 8/222:17 pm
BOI
- MSO
1 stop8h 42m
Alaska Airlines
Sat 8/297:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$433
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/2510:14 am
BOI
- MSO
2 stops12h 45m
Alaska Airlines
Fri 8/287:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$445
This Expedia deal was found by Cheapflights users on 7/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:38 pm
BOI
- MSO
2 stops15h 45m
Alaska Airlines
Mon 8/317:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$460
Last-minute flights from Boise to MissoulaDiscover last-minute flight deals from Boise to Missoula. Data last updated July 29, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Missoula. Data last updated July 29, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/25. 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.
Sat 8/222:17 pm
BOI
- MSO
1 stop8h 42m
Alaska Airlines
Sat 8/297:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$433
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/241:15 pm
BOI
- MSO
1 stop9h 44m
Alaska Airlines
Mon 8/317:15 am
MSO
- BOI
1 stop5h 21m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$405
This Expedia deal was found by Cheapflights users on 7/25. 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.
Tue 8/251:15 pm
BOI
- MSO
1 stop9h 44m
Alaska Airlines
Fri 8/287:15 am
MSO
- BOI
1 stop7h 07m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$385
This Booking.com deal was found by Cheapflights users on 7/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:17 pm
BOI
- MSO
1 stop22h 06m
Alaska Airlines
Mon 8/317:15 am
MSO
- BOI
1 stop26h 37m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$393
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:23 am
BOI
- MSO
1 stop16h 36m
Alaska Airlines
Wed 9/27:15 am
MSO
- BOI
1 stop8h 16m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$363
One-way flights from Boise to MissoulaSearch for one-way flight options from Boise to Missoula. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
Search for one-way flight options from Boise to Missoula. Find affordable one-way fares based on user searches. Data last updated July 29, 2026.
This Delta deal was found by Cheapflights users on 7/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/191:06 pm
BOI
- MSO
1 stop4h 31m
Delta
Deal found 7/26![Delta logo]()
$191
This Booking.com deal was found by Cheapflights users on 7/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:14 am
BOI
- MSO
2 stops12h 47m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:45 pm
BOI
- MSO
1 stop5h 33m
Delta
Deal found 7/29![Delta logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 8/93:14 pm
BOI
- MSO
1 stop21h 47m
Allegiant Air
Deal found 7/28![Allegiant Air logo]()
$315
This Booking.com deal was found by Cheapflights users on 7/29. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/197:12 am
BOI
- MSO
2 stops15h 47m
Alaska Airlines
Deal found 7/29![Alaska Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/63:14 pm
BOI
- MSO
1 stop21h 47m
Allegiant Air
Deal found 7/25![Allegiant Air logo]()
$366
This Booking.com deal was found by Cheapflights users on 7/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:42 am
BOI
- MSO
1 stop4h 27m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$383
This Priceline deal was found by Cheapflights users on 7/25. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:57 am
BOI
- MSO
2 stops11h 22m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Wed 8/198:25 pm
BOI
- MSO
3 stops24h 37m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 7/26. 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.
Sat 9/197:20 am
BOI
- MSO
3 stops29h 19m
Multiple Airlines
Deal found 7/26![Multiple Airlines logo]()
$551
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:00 pm
BOI
- MSO
2 stops20h 09m
Alaska Airlines
Deal found 7/28![Alaska Airlines logo]()
$573
Find flight deals from Boise to Missoula
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 July 29, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $363 (Alaska Airlines) |
One-way from | $191 (Delta) |
Popular in | September |
Cheapest in | November |
Average price | $641 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise 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 July 29, 2026.
Use the filters below to find and compare flights from Boise to Missoula that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Sat 8/29
6:23 am-10:59 pm
1 stop16h 36m
Missoula Johnson-Bell Field
Wed 9/2
7:15 am-3:31 pm
1 stop8h 16m
$363
Quickest round-trip
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Fri 10/16
6:04 pm-10:04 pm
1 stop4h 00m
Missoula Johnson-Bell Field
Sun 10/18
7:03 am-1:50 pm
1 stop6h 47m
$405
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Fri 9/4
4:17 pm-11:01 pm
1 stop6h 44m
Missoula Johnson-Bell Field
Sun 9/6
7:15 am-11:44 pm
1 stop16h 29m
$414
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Sat 8/22
2:17 pm-10:59 pm
1 stop8h 42m
Missoula Johnson-Bell Field
Sat 8/29
7:15 am-2:22 pm
1 stop7h 07m
$433
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Tue 8/25
10:14 am-10:59 pm
2 stops12h 45m
Missoula Johnson-Bell Field
Fri 8/28
7:15 am-2:22 pm
1 stop7h 07m
$445
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Fri 8/28
8:38 pm-12:23 pm
2 stops15h 45m
Missoula Johnson-Bell Field
Mon 8/31
7:15 am-2:22 pm
1 stop7h 07m
$460
Cheapest one-way
Quickest one-way
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Sat 9/19
1:06 pm-5:37 pm
1 stop4h 31m
$191
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Wed 8/19
6:45 pm-12:18 am
1 stop5h 33m
$253
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Sun 8/9
3:14 pm-1:01 pm
1 stop21h 47m
$315
BoiseMissoula
BOI - MSO
BOIMSO
Boise Air Term. Gowen Fld
Wed 8/19
7:12 am-10:59 pm
2 stops15h 47m
$328
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Boise 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 Boise to Missoula in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boise-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Missoula flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub 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 Boise-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 Boise to Missoula
Have a flexible travel schedule? Discover the best time to fly to Missoula from Boise with our price prediction graph.
BOI-MSO
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.
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 July 29, 2026.
Read through reviews of airlines operating flights from Boise to Missoula, such as Alaska Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Entertainment
7.0
Food
7.0
Overall
7.9
Comfort
7.8
Crew
8.5
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Boise to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Missoula
Explore flights to Missoula departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 29, 2026.
Boise and Missoula flights
Browse other Boise and Missoula flight options. Last updated on July 29, 2026.
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Boise to Missoula
Discover the top airline that operate flights from Boise 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 July 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$263 | Average$531 | FlexibilityNo cancel fee | On-time75% |