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Missoula

$181+ Cheap flights from Maine to Missoula (MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — MSO
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Maine to Missoula

Cheapest flights from Maine to Missoula
Explore the most affordable flight options available from Maine to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Delta deal was found by Cheapflights users on 1/29. 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.
Sat 2/2111:50 am
BOS
-
MSO
1 stop10h 11m
Delta
Sat 2/287:30 am
MSO
-
BOS
1 stop9h 45m
Delta
Deal found 1/29$297
This United Airlines deal was found by Cheapflights users on 1/27. 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 5/59:30 am
BOS
-
MSO
2 stops14h 00m
United Airlines
Tue 5/122:37 pm
MSO
-
BOS
1 stop7h 22m
United Airlines
Deal found 1/27$307
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/27:07 am
PWM
-
MSO
1 stop7h 31m
American Airlines
Tue 5/51:10 pm
MSO
-
PWM
1 stop8h 00m
American Airlines
Deal found 1/28$329
This Alaska Airlines deal was found by Cheapflights users on 1/27. 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 2/204:36 pm
BOS
-
MSO
1 stop22h 23m
Alaska Airlines
Wed 2/256:23 am
MSO
-
BOS
1 stop8h 13m
Alaska Airlines
Deal found 1/27$359
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/167:10 am
BOS
-
MSO
1 stop9h 27m
Delta
Tue 6/236:10 pm
MSO
-
BOS
1 stop9h 59m
Delta
Deal found 1/28$361
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/286:52 am
BOS
-
MSO
1 stop7h 58m
American Airlines
Sat 3/71:20 pm
MSO
-
BOS
1 stop8h 39m
American Airlines
Deal found 1/28$362
This Delta deal was found by Cheapflights users on 1/27. 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 2/203:15 pm
BOS
-
MSO
1 stop6h 46m
Delta
Wed 2/251:16 pm
MSO
-
BOS
1 stop8h 46m
Delta
Deal found 1/27$369
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/146:24 pm
BOS
-
MSO
1 stop31h 35m
Alaska Airlines
Wed 3/181:11 pm
MSO
-
BOS
1 stop14h 42m
Alaska Airlines
Deal found 1/26$370
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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 10/319:20 am
BOS
-
MSO
1 stop10h 36m
Alaska Airlines
Wed 11/42:16 pm
MSO
-
BOS
1 stop7h 49m
Alaska Airlines
Deal found 1/28$377
This Delta deal was found by Cheapflights users on 1/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/217:10 am
BOS
-
MSO
1 stop9h 27m
Delta
Mon 7/276:10 pm
MSO
-
BOS
1 stop9h 59m
Delta
Deal found 1/28$386
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:30 am
PWM
-
MSO
2 stops12h 40m
United Airlines
Sat 10/316:15 am
MSO
-
PWM
1 stop7h 34m
United Airlines
Deal found 1/28$434
This American Airlines deal was found by Cheapflights users on 1/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:17 am
PWM
-
MSO
1 stop8h 33m
American Airlines
Sun 3/221:21 pm
MSO
-
PWM
1 stop8h 13m
American Airlines
Deal found 1/28$438

Find flight deals from Maine to Missoula

Keep the following information in mind while searching for Maine to Missoula flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(Delta)

One-way from

$181
(United Airlines)

Popular in

March

Cheapest in

November
Provider with most accurate pricing for Portland-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Missoula Johnson-Bell Field flights.
Search Deals
From Maine to Missoula Johnson-Bell Field
Search Deals
One-way flight from Maine to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($36 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine 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 January 29, 2026.
Use the filters below to find and compare flights from Maine to Missoula that are best for you.

Fly from

Maine

Fly to

Missoula

Route

Depart

Return

Price

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 2/21

11:50 am-8:01 pm

1 stop10h 11m

Missoula Johnson-Bell Field

Sat 2/28

7:30 am-7:15 pm

1 stop9h 45m

$297

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 5/5

9:30 am-9:30 pm

2 stops14h 00m

Missoula Johnson-Bell Field

Tue 5/12

2:37 pm-11:59 pm

1 stop7h 22m

$307

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 7/21

5:00 pm-12:24 am

2 stops9h 24m

Missoula Johnson-Bell Field

Mon 7/27

6:10 pm-6:09 am

1 stop9h 59m

$391

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Tue 7/7

7:10 am-2:37 pm

1 stop9h 27m

Missoula Johnson-Bell Field

Mon 7/13

3:27 pm-11:52 pm

1 stop6h 25m

$402

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Sat 7/4

8:15 am-2:37 pm

1 stop8h 22m

Missoula Johnson-Bell Field

Fri 7/10

3:27 pm-11:52 pm

1 stop6h 25m

$406

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Thu 7/9

5:33 pm-12:19 am

1 stop8h 46m

Missoula Johnson-Bell Field

Wed 7/15

6:45 pm-6:20 am

1 stop9h 35m

$420

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 7/3

2:30 pm-11:47 pm

2 stops11h 17m

Missoula Johnson-Bell Field

Tue 7/14

6:10 pm-6:09 am

1 stop9h 59m

$422

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 7/3

2:30 pm-11:47 pm

2 stops11h 17m

Missoula Johnson-Bell Field

Wed 7/8

3:27 pm-11:52 pm

1 stop6h 25m

$422

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 2/27

3:09 pm-9:57 pm

1 stop8h 48m

Missoula Johnson-Bell Field

Mon 3/2

2:34 pm-11:44 pm

1 stop7h 10m

$426

BostonMissoula

BOS - MSO

BOSMSO

Boston Logan Intl

Fri 6/12

8:15 am-2:37 pm

1 stop8h 22m

Missoula Johnson-Bell Field

Mon 6/15

3:27 pm-11:52 pm

1 stop6h 25m

$426

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 25 results
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Best time to book a flight from Maine to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Maine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maine to Missoula
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maine to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Missoula from Maine?

    Located just 5.5 mi from the city center, Missoula Johnson-Bell Field (MSO) is the airport most travelers will use when flying to Missoula from Maine.

  • How long is the flight from Maine to Missoula?

    Airlines like Delta, United Airlines, and American Airlines fly from Maine to Missoula in about 8h 33m. The time it takes to get you to your destination can typically vary by up to 5h 27m. There are 2111 mi between Maine and Missoula. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Maine to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Maine to Missoula

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Maine to Missoula

Discover the top 2 airlines that operate flights from Maine 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$557FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$429Average$570FlexibilityNo cancel feeOn-time71%

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