$286+ Cheap flights from Boston to Missoula (BOS - MSO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — MSO
Nov 25 — Dec 21
Round-trip
1 adult, Economy
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Find cheap flights from Boston 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Missoula
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Cheapest flights from Boston to MissoulaExplore the most affordable flight options available from Boston to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from Boston to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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 12/26:05 am -
1 stop8h 34m
Sat 12/58:27 am -
1 stop8h 08m
Deal found 10/21![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/49:15 am -
2 stops11h 20m
Mon 12/72:41 pm -
1 stop7h 17m
Deal found 10/21![United Airlines logo]()
$424
This Delta deal was found by Cheapflights users on 10/23. 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 11/1411:55 am -
1 stop10h 02m
Mon 11/235:30 am -
1 stop8h 56m
Deal found 10/23![Delta logo]()
$439
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/412:41 pm -
1 stop9h 34m
Wed 11/111:06 pm -
1 stop7h 36m
Deal found 10/21![American Airlines logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 12/26:13 pm -
2 stops21h 10m
Sat 12/52:03 pm -
1 stop7h 56m
Deal found 10/21![Alaska Airlines logo]()
$478
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/92:59 pm -
1 stop6h 58m
Wed 11/116:18 pm -
1 stop10h 02m
Deal found 10/21![Delta logo]()
$480
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/37:00 am -
1 stop11h 00m
Sun 12/64:50 pm -
2 stops22h 18m
Deal found 10/21![Alaska Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 10/21. 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 12/27:30 am -
2 stops14h 32m
Mon 12/75:25 am -
1 stop9h 04m
Deal found 10/21![Delta logo]()
$497
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 11/64:33 pm -
1 stop22h 49m
Tue 11/104:21 pm -
1 stop11h 19m
Deal found 10/22![Alaska Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/610:42 am -
2 stops13h 05m
Mon 11/92:37 pm -
1 stop7h 13m
Deal found 10/22![United Airlines logo]()
$504
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:30 am -
2 stops13h 17m
Wed 11/112:37 pm -
1 stop7h 13m
Deal found 10/21![United Airlines logo]()
$506
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/36:13 pm -
2 stops31h 06m
Sat 12/52:03 pm -
1 stop7h 56m
Deal found 10/21![Alaska Airlines logo]()
$507
Best flights from Boston to MissoulaDiscover carefully curated flight deals from Boston to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from Boston to Missoula that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This Delta deal was found by Cheapflights users on 10/21. 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 12/26:05 am -
1 stop8h 34m
Sat 12/58:27 am -
1 stop8h 08m
Deal found 10/21![Delta logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/247:15 am -
2 stops13h 22m
Sat 1/306:10 am -
1 stop7h 29m
Deal found 10/25![United Airlines logo]()
$424
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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 12/46:13 pm -
2 stops21h 10m
Wed 12/94:50 pm -
1 stop10h 50m
Deal found 10/21![Alaska Airlines logo]()
$534
This Delta deal was found by Cheapflights users on 10/22. 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.
Fri 4/210:35 am -
1 stop8h 52m
Mon 4/58:00 am -
1 stop6h 41m
Deal found 10/22![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/67:15 am -
1 stop11h 11m
Mon 11/92:37 pm -
1 stop7h 13m
Deal found 10/22![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/92:59 pm -
1 stop6h 58m
Wed 11/116:18 pm -
1 stop10h 02m
Deal found 10/21![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Mon 11/93:05 pm -
1 stop8h 42m
Wed 11/116:15 am -
2 stops10h 59m
Deal found 10/22![United Airlines logo]()
$536
This Delta deal was found by Cheapflights users on 10/23. 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.
Fri 4/233:00 pm -
1 stop7h 12m
Sun 4/256:10 pm -
1 stop10h 01m
Deal found 10/23![Delta logo]()
$489
This United Airlines deal was found by Cheapflights users on 10/22. 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 1/89:20 am -
1 stop11h 17m
Tue 1/129:45 am -
1 stop8h 05m
Deal found 10/22![United Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 10/22. 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.
Fri 11/612:05 pm -
1 stop9h 49m
Mon 11/95:30 am -
1 stop8h 56m
Deal found 10/22![Delta logo]()
$519
Last-minute flights from Boston to MissoulaDiscover last-minute flight deals from Boston to Missoula. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Missoula. Data last updated October 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/27:15 am -
1 stop8h 16m
Thu 12/39:50 am -
2 stops12h 09m
Deal found 10/24![United Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/412:41 pm -
1 stop9h 34m
Wed 11/111:06 pm -
1 stop7h 36m
Deal found 10/21![American Airlines logo]()
$459
This Alaska Airlines deal was found by Cheapflights users on 10/22. 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 11/64:33 pm -
1 stop22h 49m
Tue 11/104:21 pm -
1 stop11h 19m
Deal found 10/22![Alaska Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 10/22. 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 11/67:15 am -
1 stop8h 16m
Tue 11/106:15 am -
2 stops10h 59m
Deal found 10/22![United Airlines logo]()
$504
This Delta deal was found by Cheapflights users on 10/22. 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.
Fri 11/612:05 pm -
1 stop9h 49m
Mon 11/95:30 am -
1 stop8h 56m
Deal found 10/22![Delta logo]()
$519
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 11/92:59 pm -
1 stop6h 58m
Wed 11/116:18 pm -
1 stop10h 02m
Deal found 10/21![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/910:30 am -
2 stops13h 17m
Wed 11/112:37 pm -
1 stop7h 13m
Deal found 10/21![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 10/23. 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 11/1411:55 am -
1 stop10h 02m
Mon 11/235:30 am -
1 stop8h 56m
Deal found 10/23![Delta logo]()
$439
One-way flights from Boston to MissoulaSearch for one-way flight options from Boston to Missoula. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
Search for one-way flight options from Boston to Missoula. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.
This Priceline deal was found by Cheapflights users on 10/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/36:00 am -
1 stop9h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Alaska Airlines logo]()
$286
This Alaska Airlines deal was found by Cheapflights users on 10/25. 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.
Sun 12/276:19 pm -
1 stop31h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Alaska Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 10/26. 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.
Sun 1/31:15 pm -
3 stops36h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$707
This United Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 12/277:40 pm -
3 stops19h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![United Airlines logo]()
$832
Find flight deals from Boston to Missoula
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $419 (Delta) |
One-way from | $286 (Priceline) |
Popular in | December |
Cheapest in | February |
Average price | $680 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from Boston to Missoula that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Sun 1/3
4:46 pm-3:09 pm
2 stops24h 23m
Missoula Johnson-Bell Field
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$388
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Wed 12/2
6:05 am-12:39 pm
1 stop8h 34m
Missoula Johnson-Bell Field
Sat 12/5
8:27 am-6:35 pm
1 stop8h 08m
$419
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Sun 1/24
7:15 am-6:37 pm
2 stops13h 22m
Missoula Johnson-Bell Field
Sat 1/30
6:10 am-3:39 pm
1 stop7h 29m
$424
Quickest round-trip
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Fri 4/2
10:35 am-5:27 pm
1 stop8h 52m
Missoula Johnson-Bell Field
Mon 4/5
8:00 am-4:41 pm
1 stop6h 41m
$439
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Mon 11/9
2:59 pm-7:57 pm
1 stop6h 58m
Missoula Johnson-Bell Field
Wed 11/11
6:18 pm-6:20 am
1 stop10h 02m
$480
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Fri 4/23
3:00 pm-8:12 pm
1 stop7h 12m
Missoula Johnson-Bell Field
Sun 4/25
6:10 pm-6:11 am
1 stop10h 01m
$489
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Fri 11/6
7:15 am-4:26 pm
1 stop11h 11m
Missoula Johnson-Bell Field
Mon 11/9
2:37 pm-11:50 pm
1 stop7h 13m
$499
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Fri 11/6
12:05 pm-7:54 pm
1 stop9h 49m
Missoula Johnson-Bell Field
Mon 11/9
5:30 am-4:26 pm
1 stop8h 56m
$519
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Fri 12/4
6:13 pm-1:23 pm
2 stops21h 10m
Missoula Johnson-Bell Field
Wed 12/9
4:50 pm-5:40 am
1 stop10h 50m
$534
BostonMissoula
BOS Boston Logan Intl - MSO Missoula Johnson-Bell Field
BOSMSO
Boston Logan Intl
Mon 11/9
3:05 pm-9:47 pm
1 stop8h 42m
Missoula Johnson-Bell Field
Wed 11/11
6:15 am-7:14 pm
2 stops10h 59m
$536
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Boston 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 Boston to Missoula in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Missoula flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-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 Boston-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 Boston to Missoula
Have a flexible travel schedule? Discover the best time to fly to Missoula from Boston with our price prediction graph.
BOS-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.
Cheapflights Insights
Everything you need to know about your flight from Boston to Missoula
How far ahead should I book a flight from Boston to Missoula?
The price you pay for your flight from Boston to Missoula may vary depending on when you book. For the best chance of a lower fare, look to book 50 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Boston to Missoula?
Currently, February is the cheapest month in which you can book a flight from Boston to Missoula (average of $382). Flying from Boston to Missoula in December is currently the most expensive (average of $823). 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.
How much does it cost to fly round-trip from Boston to Missoula?
Airfare is below average for this route at the moment.
Boston to Missoula flights typically cost between $537 and $838 in December.The cheapest round-trip price found within the last 5 days was $419 on Delta (Dec 2-Dec 7).
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 October 26, 2026.
Read reviews from past customers who have flown Alaska Airlines,Delta, andUnited Airlines from Boston to Missoula. 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.
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.8
Entertainment
7.0
Food
7.0
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Related info for your journey
Find useful and relevant information for your journey from Boston 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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Complete your trip
Complete your trip to Missoula by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Boston to Missoula, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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 October 26, 2026.
Boston and Missoula flights
Browse other Boston and Missoula flight options. Last updated on October 26, 2026.
Other flights from Boston
Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Boston to Missoula
Discover the top 4 airlines that operate flights from Boston 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$210 | Average$500 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$339 | Average$615 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$360 | Average$584 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$382 | Average$656 | FlexibilityNo cancel fee | On-time69% |