$210+ Cheap flights from Missoula to Boston (MSO - BOS)
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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — BOS
Dec 4 — Dec 111
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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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 Missoula to Boston
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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 November 4, 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 November 4, 2026.
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:19 pm -
1 stop8h 54m
Thu 12/106:45 pm -
1 stop7h 52m
Deal found 10/30![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:19 pm -
1 stop8h 54m
Sat 12/56:05 am -
1 stop8h 34m
Deal found 11/2![Delta logo]()
$437
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 11/267:00 am -
1 stop7h 26m
Tue 12/16:45 pm -
1 stop7h 52m
Deal found 11/3![Delta logo]()
$508
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/164:50 pm -
2 stops34h 38m
Fri 1/17:00 am -
1 stop10h 09m
Deal found 11/3![Alaska Airlines logo]()
$514
This American Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 11/236:50 am -
1 stop8h 15m
Tue 12/15:39 am -
1 stop9h 09m
Deal found 10/31![American Airlines logo]()
$519
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/171:59 pm -
1 stop8h 00m
Fri 1/17:00 am -
1 stop10h 09m
Deal found 11/3![Alaska Airlines logo]()
$525
This Delta deal was found by Cheapflights users on 11/3. 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 11/256:18 pm -
1 stop10h 02m
Tue 12/16:45 pm -
1 stop7h 52m
Deal found 11/3![Delta logo]()
$529
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Mon 11/161:06 pm -
1 stop7h 36m
Fri 11/205:39 am -
1 stop9h 09m
Deal found 11/1![American Airlines logo]()
$537
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/17:01 am -
2 stops32h 08m
Sat 12/59:00 am -
1 stop9h 00m
Deal found 10/30![Alaska Airlines logo]()
$539
This Expedia deal was found by Cheapflights users on 11/1. 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 12/241:59 pm -
1 stop8h 00m
Thu 12/316:00 am -
1 stop9h 19m
Deal found 11/1![Alaska Airlines logo]()
$557
This United Airlines deal was found by Cheapflights users on 10/31. 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 11/232:37 pm -
1 stop7h 13m
Tue 12/111:35 am -
2 stops12h 12m
Deal found 10/31![United Airlines logo]()
$559
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 November 4, 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 November 4, 2026.
This Alaska Airlines deal was found by Cheapflights users on 10/31. 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 1/237:35 am -
1 stop7h 50m
Tue 1/267:00 am -
1 stop10h 22m
Deal found 10/31![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 2/106:10 am -
2 stops9h 59m
Tue 2/161:22 pm -
2 stops10h 37m
Deal found 11/3![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:19 pm -
1 stop8h 54m
Sat 12/56:05 am -
1 stop8h 34m
Deal found 11/2![Delta logo]()
$437
This American Airlines deal was found by Cheapflights users on 11/1. 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 4/161:08 pm -
1 stop9h 17m
Tue 4/206:30 am -
1 stop8h 08m
Deal found 11/1![American Airlines logo]()
$598
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 1/317:35 am -
1 stop7h 50m
Thu 2/47:00 am -
1 stop10h 22m
Deal found 11/3![Alaska Airlines logo]()
$419
This United Airlines deal was found by Cheapflights users on 10/30. 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 1/232:40 pm -
1 stop7h 04m
Tue 1/2611:37 am -
1 stop9h 00m
Deal found 10/30![United Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/181:23 pm -
1 stop8h 43m
Sun 1/35:51 am -
1 stop9h 07m
Deal found 10/30![American Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 11/1. 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 4/165:32 pm -
2 stops14h 23m
Tue 4/207:30 am -
2 stops10h 40m
Deal found 11/1![United Airlines logo]()
$559
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/242:39 pm -
1 stop7h 20m
Thu 12/319:30 am -
2 stops14h 10m
Deal found 11/1![United Airlines logo]()
$568
Last-minute flights from Missoula to BostonDiscover last-minute flight deals from Missoula to Boston. Data last updated November 4, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to Boston. Data last updated November 4, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Mon 11/161:06 pm -
1 stop7h 36m
Fri 11/205:39 am -
1 stop9h 09m
Deal found 11/1![American Airlines logo]()
$537
This American Airlines deal was found by Cheapflights users on 10/31. 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.
Mon 11/236:50 am -
1 stop8h 15m
Tue 12/15:39 am -
1 stop9h 09m
Deal found 10/31![American Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 10/31. 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 11/232:37 pm -
1 stop7h 13m
Tue 12/111:35 am -
2 stops12h 12m
Deal found 10/31![United Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 11/3. 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 11/256:18 pm -
1 stop10h 02m
Tue 12/16:45 pm -
1 stop7h 52m
Deal found 11/3![Delta logo]()
$529
This Delta deal was found by Cheapflights users on 11/3. 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.
Thu 11/267:00 am -
1 stop7h 26m
Tue 12/16:45 pm -
1 stop7h 52m
Deal found 11/3![Delta logo]()
$508
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:19 pm -
1 stop8h 54m
Thu 12/106:45 pm -
1 stop7h 52m
Deal found 10/30![Delta logo]()
$419
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/11:19 pm -
1 stop8h 54m
Sat 12/56:05 am -
1 stop8h 34m
Deal found 11/2![Delta logo]()
$437
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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 12/17:01 am -
2 stops32h 08m
Sat 12/59:00 am -
1 stop9h 00m
Deal found 10/30![Alaska Airlines logo]()
$539
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/164:50 pm -
2 stops34h 38m
Fri 1/17:00 am -
1 stop10h 09m
Deal found 11/3![Alaska Airlines logo]()
$514
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/171:59 pm -
1 stop8h 00m
Fri 1/17:00 am -
1 stop10h 09m
Deal found 11/3![Alaska Airlines logo]()
$525
This Expedia deal was found by Cheapflights users on 11/1. 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 12/241:59 pm -
1 stop8h 00m
Thu 12/316:00 am -
1 stop9h 19m
Deal found 11/1![Alaska Airlines logo]()
$557
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 November 4, 2026.
Search for one-way flight options from Missoula to Boston. Find affordable one-way fares based on user searches. Data last updated November 4, 2026.
This Delta deal was found by Cheapflights users on 10/30. 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 12/188:27 am -
1 stop6h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Delta logo]()
$210
This United Airlines deal was found by Cheapflights users on 11/1. 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 12/176:27 am -
1 stop11h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 10/30. 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 12/181:23 pm -
1 stop8h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![American Airlines logo]()
$265
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 1/34:07 pm -
1 stop13h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Alaska Airlines logo]()
$291
This American Airlines deal was found by Cheapflights users on 10/30. 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 11/116:50 am -
1 stop8h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![American Airlines logo]()
$300
This United Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 11/116:15 am -
2 stops10h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$305
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Fri 12/1810:19 pm -
3 stops55h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/1![Multiple Airlines logo]()
$337
This Expedia deal was found by Cheapflights users on 11/3. 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.
Sun 2/216:40 am -
2 stops30h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Alaska Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 10/30. 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 12/186:00 am -
2 stops11h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![United Airlines logo]()
$389
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 November 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $419 (Delta) |
One-way from | $210 (Delta) |
Popular in | November |
Cheapest in | January |
Average price | $957 |
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 7,457,451 searches. Data last updated November 4, 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
Fri 12/18
6:25 pm-5:51 am
1 stop9h 26m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$210
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Thu 12/17
6:27 am-9:59 pm
2 stops13h 32m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$267
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sun 1/3
4:07 pm-7:40 am
1 stop13h 33m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$291
Quickest round-trip
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sun 11/8
8:33 am-6:54 pm
1 stop8h 21m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$300
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Fri 12/18
6:00 am-7:29 pm
2 stops11h 29m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$389
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sat 1/23
7:35 am-5:25 pm
1 stop7h 50m
Boston Logan Intl
Tue 1/26
7:00 am-3:22 pm
1 stop10h 22m
$419
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Sun 1/31
7:35 am-5:25 pm
1 stop7h 50m
Boston Logan Intl
Thu 2/4
7:00 am-3:22 pm
1 stop10h 22m
$419
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Wed 2/10
6:10 am-6:09 pm
2 stops9h 59m
Boston Logan Intl
Tue 2/16
1:22 pm-9:59 pm
2 stops10h 37m
$429
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Tue 12/1
1:19 pm-12:13 am
1 stop8h 54m
Boston Logan Intl
Sat 12/5
6:05 am-12:39 pm
1 stop8h 34m
$437
MissoulaBoston
MSO Missoula Johnson-Bell Field - BOS Boston Logan Intl
MSOBOS
Missoula Johnson-Bell Field
Mon 11/30
5:24 pm-1:41 pm
1 stop18h 17m
Boston Logan Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$547
Showing 1-10 of 16 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 November.
| 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 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 $440). Flying from Missoula to Boston in November is currently the most expensive (average of $957). 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 $560 and $1,515 in December.The cheapest round-trip price found within the last 5 days was $419 on Delta (Dec 1-Dec 10).
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 November 4, 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.
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
Crew
8.5
Comfort
7.8
Food
7.0
Boarding
8.1
Entertainment
7.0
Overall
7.9
Reviews
1 / 20
2.0
MediocreChris,Aug 2026
GEG - SFO
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
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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$608 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$360 | Average$488 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$440 | Average$540 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$469 | Average$753 | FlexibilityNo cancel fee | On-time69% |