$166+ Cheap flights from Missoula to Boston (MSO - BOS)
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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — BOS
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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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 Missoula to BostonExplore the most affordable flight options available from Missoula to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Missoula to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:48 pm -
1 stop6h 49m
Mon 10/125:54 am -
1 stop8h 41m
Deal found 8/10![American Airlines logo]()
$431
This United Airlines deal was found by Cheapflights users on 8/9. 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 10/272:37 pm -
1 stop7h 13m
Tue 11/310:42 am -
2 stops13h 05m
Deal found 8/9![United Airlines logo]()
$436
This Alaska Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 11/102:02 pm -
1 stop7h 56m
Sat 11/147:13 am -
1 stop10h 14m
Deal found 8/10![Alaska Airlines logo]()
$437
This American Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 10/101:48 pm -
1 stop6h 49m
Sat 10/175:17 am -
1 stop10h 01m
Deal found 8/7![American Airlines logo]()
$443
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 10/312:37 pm -
1 stop7h 13m
Sat 11/146:00 am -
2 stops12h 26m
Deal found 8/7![United Airlines logo]()
$448
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/71:48 pm -
1 stop6h 49m
Sun 10/115:17 am -
1 stop10h 01m
Deal found 8/10![American Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 8/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/81:48 pm -
1 stop7h 48m
Mon 10/125:54 am -
1 stop8h 41m
Deal found 8/10![American Airlines logo]()
$451
This United Airlines deal was found by Cheapflights users on 8/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:38 pm -
1 stop7h 21m
Tue 10/2710:30 am -
2 stops13h 17m
Deal found 8/10![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/52:40 pm -
1 stop7h 10m
Fri 9/1111:40 am -
1 stop12h 50m
Deal found 8/8![United Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 9/52:40 pm -
1 stop7h 10m
Sat 9/1211:55 am -
1 stop12h 35m
Deal found 8/6![United Airlines logo]()
$460
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:16 pm -
1 stop8h 41m
Sat 9/58:15 am -
1 stop8h 28m
Deal found 8/10![Delta logo]()
$467
Best flights from Missoula to BostonDiscover carefully curated flight deals from Missoula to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Missoula to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This American Airlines deal was found by Cheapflights users on 8/8. 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 10/71:48 pm -
1 stop6h 49m
Mon 10/125:54 am -
1 stop8h 41m
Deal found 8/8![American Airlines logo]()
$431
This Alaska Airlines deal was found by Cheapflights users on 8/7. 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 11/101:55 pm -
1 stop8h 04m
Sat 11/147:10 am -
1 stop10h 24m
Deal found 8/7![Alaska Airlines logo]()
$437
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:55 pm -
1 stop7h 04m
Sat 11/144:45 pm -
1 stop8h 05m
Deal found 8/10![Delta logo]()
$443
This United Airlines deal was found by Cheapflights users on 8/7. 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.
Sat 10/312:37 pm -
1 stop7h 13m
Sat 11/146:00 am -
2 stops12h 26m
Deal found 8/7![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/6. 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 9/266:17 pm -
1 stop10h 13m
Sat 10/36:05 am -
1 stop8h 32m
Deal found 8/6![Delta logo]()
$443
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 9/52:40 pm -
1 stop7h 10m
Sat 9/1211:55 am -
1 stop12h 35m
Deal found 8/6![United Airlines logo]()
$460
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 10/312:45 pm -
1 stop7h 42m
Sat 10/109:25 pm -
2 stops17h 53m
Deal found 8/8![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/510:38 am -
2 stops11h 21m
Fri 9/116:00 am -
1 stop7h 44m
Deal found 8/8![United Airlines logo]()
$527
This Delta deal was found by Cheapflights users on 8/6. 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 8/297:13 am -
1 stop7h 26m
Wed 9/26:05 am -
1 stop8h 31m
Deal found 8/6![Delta logo]()
$535
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 8/299:15 am -
2 stops12h 35m
Wed 9/29:30 am -
2 stops15h 00m
Deal found 8/6![United Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 9/127:00 am -
2 stops14h 52m
Sun 9/206:00 am -
1 stop7h 44m
Deal found 8/6![United Airlines logo]()
$571
Last-minute flights from Missoula to BostonDiscover last-minute flight deals from Missoula to Boston. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to Boston. Data last updated August 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:16 pm -
1 stop8h 41m
Sat 9/58:15 am -
1 stop8h 28m
Deal found 8/10![Delta logo]()
$467
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 8/2910:38 am -
2 stops10h 56m
Wed 9/26:01 am -
1 stop7h 41m
Deal found 8/6![United Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:27 pm -
1 stop10h 03m
Tue 9/156:45 pm -
1 stop7h 33m
Deal found 8/10![Delta logo]()
$431
This American Airlines deal was found by Cheapflights users on 8/9. 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.
Fri 9/41:25 pm -
1 stop8h 12m
Mon 9/75:51 am -
1 stop8h 44m
Deal found 8/9![American Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 9/52:40 pm -
1 stop7h 10m
Fri 9/1111:40 am -
1 stop12h 50m
Deal found 8/8![United Airlines logo]()
$456
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sat 9/52:40 pm -
1 stop7h 10m
Sat 9/1211:55 am -
1 stop12h 35m
Deal found 8/6![United Airlines logo]()
$460
This Expedia deal was found by Cheapflights users on 8/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:16 pm -
1 stop13h 23m
Sat 9/197:12 am -
1 stop10h 05m
Deal found 8/10![Alaska Airlines logo]()
$486
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/184:05 pm -
1 stop11h 57m
Tue 9/226:00 am -
1 stop7h 44m
Deal found 8/6![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:17 pm -
1 stop10h 13m
Tue 9/226:45 pm -
1 stop7h 33m
Deal found 8/10![Delta logo]()
$450
This Delta deal was found by Cheapflights users on 8/6. 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 9/266:17 pm -
1 stop10h 13m
Sat 10/36:05 am -
1 stop8h 32m
Deal found 8/6![Delta logo]()
$443
One-way flights from Missoula to BostonSearch for one-way flight options from Missoula to Boston. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Missoula to Boston. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/139:49 pm -
2 stops36h 18m
Deal found 8/9![Multiple Airlines logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 10/225:13 pm -
3 stops39h 39m
Deal found 8/8![Multiple Airlines logo]()
$185
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Thu 9/107:00 am -
1 stop12h 29m
Deal found 8/9![United Airlines logo]()
$216
This Expedia deal was found by Cheapflights users on 8/7. 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 9/154:16 pm -
1 stop13h 23m
Deal found 8/7![Alaska Airlines logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/109:49 pm -
2 stops36h 10m
Deal found 8/9![Multiple Airlines logo]()
$234
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:17 pm -
1 stop10h 13m
Deal found 8/10![Delta logo]()
$235
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 9/39:49 pm -
2 stops33h 20m
Deal found 8/8![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/249:49 pm -
3 stops36h 10m
Deal found 8/11![Multiple Airlines logo]()
$253
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Thu 8/207:15 am -
1 stop12h 14m
Deal found 8/6![United Airlines logo]()
$271
Find flight deals from Missoula to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Boston (BOS). 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 August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $431 (American Airlines) |
One-way from | $166 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $638 |
Cheapflights Fare Finder
Customize your flight search to find flights from Missoula to Boston 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 11, 2026.
Use the filters below to find and compare flights from Missoula to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Wed 10/7
1:48 pm-10:37 pm
1 stop6h 49m
Boston Logan Intl
Mon 10/12
5:54 am-12:35 pm
1 stop8h 41m
$431
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Tue 11/10
1:55 pm-11:59 pm
1 stop8h 04m
Boston Logan Intl
Sat 11/14
7:10 am-3:34 pm
1 stop10h 24m
$437
Quickest round-trip
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 10/31
2:55 pm-11:59 pm
1 stop7h 04m
Boston Logan Intl
Sat 11/14
4:45 pm-10:50 pm
1 stop8h 05m
$443
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 9/26
6:17 pm-6:30 am
1 stop10h 13m
Boston Logan Intl
Sat 10/3
6:05 am-12:37 pm
1 stop8h 32m
$443
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 10/31
2:37 pm-11:50 pm
1 stop7h 13m
Boston Logan Intl
Sat 11/14
6:00 am-4:26 pm
2 stops12h 26m
$448
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 9/5
2:40 pm-11:50 pm
1 stop7h 10m
Boston Logan Intl
Sat 9/12
11:55 am-10:30 pm
1 stop12h 35m
$460
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 10/3
12:45 pm-10:27 pm
1 stop7h 42m
Boston Logan Intl
Sat 10/10
9:25 pm-1:18 pm
2 stops17h 53m
$518
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 9/5
10:38 am-11:59 pm
2 stops11h 21m
Boston Logan Intl
Fri 9/11
6:00 am-11:44 am
1 stop7h 44m
$527
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 8/29
7:13 am-4:39 pm
1 stop7h 26m
Boston Logan Intl
Wed 9/2
6:05 am-12:36 pm
1 stop8h 31m
$535
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 8/29
9:15 am-11:50 pm
2 stops12h 35m
Boston Logan Intl
Wed 9/2
9:30 am-10:30 pm
2 stops15h 00m
$558
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Missoula to Boston
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 Missoula to Boston in August.
| 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 Missoula-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Missoula-Boston 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 Missoula-Boston 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 Missoula to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Missoula with our price prediction graph.
MSO-BOS
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 Missoula to Boston
What is the cheapest month to book a flight from Missoula to Boston?
Currently, January is the cheapest month in which you can book a flight from Missoula to Boston (average of $420). Flying from Missoula to Boston in March is currently the most expensive (average of $834). 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 Missoula to Boston?
Airfare is below average for this route at the moment.
Missoula to Boston flights typically cost between $532 and $783 in October.The cheapest round-trip price found within the last 5 days was $431 on American Airlines (Oct 7-Oct 12).
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. 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 Boston. Reviews last updated August 11, 2026.
See what other customers who have flown with Alaska Airlines,Delta, andUnited Airlines from Missoula to Boston have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentJonathan,Jul 2025
SEA - BOS
Food
7.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentJonathan,Jul 2025
SEA - BOS
Food
7.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentJonathan,Jul 2025
SEA - BOS
Food
7.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentJonathan,Jul 2025
SEA - BOS
Food
7.0
Boarding
8.1
Entertainment
7.0
Crew
8.5
Comfort
7.8
Overall
7.9
Reviews
1 / 20
10.0
ExcellentJonathan,Jul 2025
SEA - BOS
Related info for your journey
Find useful and relevant information for your journey from Missoula to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
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Seekonk
Cranston
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Warwick
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Chelsea
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Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich
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Top 4 airlines flying from Missoula to Boston
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$345 | Average$460 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$360 | Average$644 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$365 | Average$620 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$401 | Average$705 | FlexibilityNo cancel fee | On-time69% |