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$264+ 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 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap 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 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$451
(Southwest)

One-way from

$264
(Southwest)

Popular in

February

Cheapest in

December

Average price

$942
Provider with most accurate pricing for Bozeman Gallatin Field-Portland flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Portland flights.
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From Montana to Portland
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One-way flight from Montana to Portland
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Highest demand for flights based on searches. 11% potential increase in price ($85 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find 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 20, 2025.

This Southwest deal was found by Cheapflights users on 2/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/125:45 pmBZN - PWM
2 stops14h 05mSouthwest
Wed 8/2010:30 amPWM - BZN
2 stops14h 25mSouthwest
Deal found 2/20$451
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Tue 8/121:45 pmBZN - PWM
1 stop6h 09mAmerican Airlines
Wed 8/206:05 amPWM - BZN
2 stops14h 34mAmerican Airlines
Deal found 2/20$482
This Delta deal was found by Cheapflights users on 2/20. 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 3/82:20 pmBZN - PWM
1 stop8h 06mDelta
Sun 3/165:30 amPWM - BZN
1 stop10h 27mDelta
Deal found 2/20$500
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/811:36 amBZN - PWM
2 stops10h 11mUnited Airlines
Sun 3/167:20 pmPWM - BZN
2 stops16h 36mUnited Airlines
Deal found 2/20$535
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/71:45 pmCOD - PWM
2 stops18h 52mUnited Airlines
Tue 3/1111:20 amPWM - COD
2 stops13h 13mUnited Airlines
Deal found 2/19$619
This United Airlines deal was found by Cheapflights users on 2/20. 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 6/145:15 pmMSO - PWM
2 stops26h 41mUnited Airlines
Mon 6/304:55 pmPWM - MSO
2 stops19h 03mUnited Airlines
Deal found 2/20$695
This Delta deal was found by Cheapflights users on 2/20. 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 6/131:50 pmMSO - PWM
1 stop19h 06mDelta
Wed 6/2512:50 pmPWM - MSO
2 stops13h 04mDelta
Deal found 2/20$698
This American Airlines deal was found by Cheapflights users on 2/20. 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 6/145:32 amMSO - PWM
1 stop14h 12mAmerican Airlines
Wed 6/257:17 amPWM - MSO
1 stop7h 06mAmerican Airlines
Deal found 2/20$708
This United Airlines deal was found by Cheapflights users on 2/19. 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 3/62:25 pmHLN - PWM
2 stops22h 02mUnited Airlines
Mon 3/103:55 pmPWM - HLN
2 stops31h 31mUnited Airlines
Deal found 2/19$732
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/55:32 amBZN - PWM
3 stops26h 14mAlaska Airlines
Wed 6/1112:38 pmPWM - BZN
2 stops13h 43mAlaska Airlines
Deal found 2/20$922
This Alaska Airlines deal was found by Cheapflights users on 2/20. 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 6/136:30 pmMSO - PWM
2 stops13h 16mAlaska Airlines
Tue 6/2412:38 pmPWM - MSO
2 stops13h 19mAlaska Airlines
Deal found 2/20$979
This Alaska Airlines deal was found by Cheapflights users on 2/19. 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 3/224:19 pmHLN - PWM
2 stops18h 11mAlaska Airlines
Fri 3/281:01 pmPWM - HLN
2 stops28h 38mAlaska Airlines
Deal found 2/19$1,272

Find flights from Montana to Portland within your budget

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 20, 2025.

Fly from

Montana

Fly to

Portland

Route

Depart

Return

Price

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 8/12

5:45 pm-9:50 am

2 stops14h 05m

Portland

Wed 8/20

10:30 am-10:55 pm

2 stops14h 25m

$451

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 8/12

1:45 pm-9:54 pm

1 stop6h 09m

Portland

Wed 8/20

6:05 am-6:39 pm

2 stops14h 34m

$482

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Sat 3/8

2:20 pm-12:26 am

1 stop8h 06m

Portland

Sun 3/16

5:30 am-1:57 pm

1 stop10h 27m

$500

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Sat 3/8

11:36 am-11:47 pm

2 stops10h 11m

Portland

Sun 3/16

7:20 pm-9:56 am

2 stops16h 36m

$535

CodyPortland

COD - PWM

CODPWM

Cody E.E. Faust

Fri 3/7

1:45 pm-10:37 am

2 stops18h 52m

Portland

Tue 3/11

11:20 am-10:33 pm

2 stops13h 13m

$619

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sat 6/14

5:15 pm-9:56 pm

2 stops26h 41m

Portland

Mon 6/30

4:55 pm-9:58 am

2 stops19h 03m

$695

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Fri 6/13

1:50 pm-10:56 am

1 stop19h 06m

Portland

Mon 6/30

12:30 pm-12:24 am

2 stops13h 54m

$698

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sat 6/14

5:32 am-9:44 pm

1 stop14h 12m

Portland

Wed 6/25

7:17 am-12:23 pm

1 stop7h 06m

$708

HelenaPortland

HLN - PWM

HLNPWM

Helena

Thu 3/6

2:25 pm-2:27 pm

2 stops22h 02m

Portland

Mon 3/10

3:55 pm-9:26 pm

2 stops31h 31m

$732

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Thu 6/5

5:32 am-9:46 am

3 stops26h 14m

Portland

Wed 6/11

12:38 pm-12:21 am

2 stops13h 43m

$922

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 16 results
1
2

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.

Travel insights for flights from Montana to Portland

Get recent, data-driven insights about flights from Montana to Portland including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $296). Flying from Montana to Portland, Maine in April is currently the most expensive (average of $498). 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.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland, Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Portland, Maine when rainfall is around 2.9 in.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, Maine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated February 20, 2025.
Read through reviews of airlines operating flights from Montana to Portland, such as Southwest, Alaska Airlines and Delta. 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.
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,411 reviews

Entertainment

7.6

Boarding

8.2

Overall

8.1

Comfort

8.1

Food

7.1

Crew

8.7

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

  • What are the cheapest airlines to fly from Montana to Portland, Maine one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as $264. Users have also found prices from $274 and $321 on American Airlines and United Airlines, respectively.

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

    While some choose either Missoula Johnson-Bell Field - Portland or Billings Logan Intl - 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, January is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $296). Flying from Montana to Portland, Maine in April is currently the most expensive (average of $498). 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 Montana?

Book flights to Montana if you plan to visit one of these locations
North Conway
Bath
Brunswick
Auburn
Conway
Lewiston

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Top 4 airlines flying from Montana to Portland

Discover the top 4 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 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$434FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$689FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$298Average$762FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$383Average$714FlexibilityNo cancel feeOn-time63%
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