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Portland

$212+ Cheap flights from Montana to Portland, ME (PWM)

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
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Cheap flight deals from Montana to Portland

Cheapest flights from Montana to Portland
Explore the most affordable flight options available from Montana to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 10/277:00 am
BIL
-
PWM
1 stop6h 49m
United Airlines
Sat 10/313:35 pm
PWM
-
BIL
1 stop7h 16m
United Airlines
Deal found 2/3$394
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 10/276:15 am
MSO
-
PWM
1 stop7h 34m
United Airlines
Sat 10/313:35 pm
PWM
-
MSO
1 stop7h 51m
United Airlines
Deal found 2/3$429
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:31 am
FCA
-
PWM
1 stop7h 18m
United Airlines
Sat 10/313:35 pm
PWM
-
FCA
1 stop7h 55m
United Airlines
Deal found 2/2$449
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Wed 2/1812:48 pm
BZN
-
PWM
1 stop6h 21m
United Airlines
Tue 2/246:00 am
PWM
-
BZN
2 stops11h 23m
United Airlines
Deal found 2/1$455
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/96:35 am
BIL
-
PWM
1 stop7h 06m
United Airlines
Sat 5/169:20 am
PWM
-
BIL
2 stops13h 37m
United Airlines
Deal found 2/2$474
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/47:00 am
BIL
-
PWM
2 stops14h 20m
United Airlines
Wed 3/115:45 am
PWM
-
BIL
2 stops9h 38m
United Airlines
Deal found 2/3$476
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/188:11 am
BZN
-
PWM
2 stops13h 09m
United Airlines
Sun 2/226:00 am
PWM
-
BZN
2 stops14h 59m
United Airlines
Deal found 2/3$482
This United Airlines deal was found by Cheapflights users on 2/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/17:15 am
MSO
-
PWM
2 stops14h 15m
United Airlines
Mon 6/86:00 am
PWM
-
MSO
1 stop7h 35m
United Airlines
Deal found 2/2$506
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Fri 5/84:28 pm
BZN
-
PWM
2 stops26h 51m
United Airlines
Tue 5/124:45 pm
PWM
-
BZN
1 stop7h 48m
United Airlines
Deal found 2/3$513
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/186:00 am
BZN
-
PWM
2 stops15h 20m
Delta
Mon 2/235:31 am
PWM
-
BZN
1 stop9h 58m
Delta
Deal found 2/1$547
This American Airlines deal was found by Cheapflights users on 2/2. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:29 am
BZN
-
PWM
2 stops10h 18m
American Airlines
Sat 8/158:01 am
PWM
-
BZN
2 stops13h 16m
American Airlines
Deal found 2/2$550
This American Airlines deal was found by Cheapflights users on 2/4. 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 6/11:05 pm
MSO
-
PWM
1 stop7h 36m
American Airlines
Mon 6/86:26 am
PWM
-
MSO
1 stop8h 09m
American Airlines
Deal found 2/4$569

Find flight deals from Montana to Portland

Keep the following information in mind while searching for Montana to Portland flight deals. Data was last updated February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$455
(United Airlines)

One-way from

$212
(Delta)

Popular in

February

Cheapest in

December

Average price

$815
Provider with most accurate pricing for Bozeman Gallatin Field-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Portland flights.
Search Deals
From Montana to Portland
Search Deals
One-way flight from Montana to Portland
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($119 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Portland 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 February 4, 2026.
Use the filters below to find and compare flights from Montana to Portland that are best for you.

Fly from

Montana

Fly to

Portland

Route

Depart

Return

Price

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Wed 2/18

12:48 pm-9:09 pm

1 stop6h 21m

Portland

Tue 2/24

6:00 am-3:23 pm

2 stops11h 23m

$455

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sat 5/9

6:35 am-3:41 pm

1 stop7h 06m

Portland

Sat 5/16

9:20 am-8:57 pm

2 stops13h 37m

$474

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Wed 3/4

7:00 am-11:20 pm

2 stops14h 20m

Portland

Wed 3/11

5:45 am-1:23 pm

2 stops9h 38m

$476

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Wed 2/18

8:11 am-11:20 pm

2 stops13h 09m

Portland

Sun 2/22

6:00 am-6:59 pm

2 stops14h 59m

$482

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Mon 6/1

7:15 am-11:30 pm

2 stops14h 15m

Portland

Mon 6/8

6:00 am-11:35 am

1 stop7h 35m

$506

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Fri 5/8

4:28 pm-9:19 pm

2 stops26h 51m

Portland

Tue 5/12

4:45 pm-10:33 pm

1 stop7h 48m

$513

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Wed 2/18

6:00 am-11:20 pm

2 stops15h 20m

Portland

Mon 2/23

5:31 am-1:29 pm

1 stop9h 58m

$547

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Mon 6/1

1:05 pm-10:41 pm

1 stop7h 36m

Portland

Mon 6/8

6:26 am-12:35 pm

1 stop8h 09m

$569

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Thu 6/4

1:05 pm-10:41 pm

1 stop7h 36m

Portland

Mon 6/8

6:26 am-12:35 pm

1 stop8h 09m

$569

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 2/17

7:00 am-5:07 pm

1 stop8h 07m

Portland

Sat 2/21

11:10 am-9:38 pm

2 stops12h 28m

$574

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 33 results
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Best time to book a flight from Montana to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Montana 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 Montana to Portland

What is the cheapest month to book a flight from Montana to Portland, Maine?

Currently, March is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $158). Flying from Montana to Portland, Maine in November is currently the most expensive (average of $298). 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.

Related info for your journey

Find useful and relevant information for your journey from Montana to Portland. 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 Portland from Montana?

    For a flight from Montana to Portland, you will be flying into Portland. Portland (PWM) is just 2.9 mi from the center of the city.

  • How long is the flight from Montana to Portland, Maine?

    There are many flights that can get you from Montana to Portland, Maine in 6h 21m. Fly via United Airlines, American Airlines, or Delta to get the fastest option. The distance between Montana and Portland, Maine is about 1988 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Montana to Portland, Maine?

    While some choose either Billings Logan Intl - Portland or Missoula Johnson-Bell Field - Portland, Bozeman Gallatin Field - Portland is the most popular route from Montana to Portland, Maine.

  • Can I find deals for flights from Montana to Portland that include hotel bookings?

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

  • How can I find direct flights from Montana to Portland?

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

  • Can I find deals for business class flights from Montana to Portland?

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

  • What is the cheapest month to book a flight from Montana to Portland, Maine?

    Currently, March is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $158). Flying from Montana to Portland, Maine in November is currently the most expensive (average of $298). 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.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Auburn
Conway

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Portland

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Montana to Portland

Discover the top 3 airlines that operate flights from Montana to Portland. 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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$179Average$429FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$302Average$537FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$308Average$639FlexibilityNo cancel feeOn-time69%

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