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$270+ 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Montana to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Montana (USMT) to Portland (PWM). 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 January 21, 2025.

Round-trip from

$524
(Delta)

One-way from

$270
(American Airlines)
From Montana to Portland
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One-way flight from Montana to Portland
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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 January 21, 2025.

This Delta deal was found by Cheapflights users on 1/21. 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 2/186:25 amBIL - PWM
2 stops8h 19mDelta
Tue 2/254:46 pmPWM - BIL
2 stops8h 21mDelta
Deal found 1/21$524
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 6/191:28 pmMSO - PWM
1 stop6h 16mAmerican Airlines
Tue 7/811:40 amPWM - MSO
2 stops13h 21mAmerican Airlines
Deal found 1/20$544
This United Airlines deal was found by Cheapflights users on 1/20. 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 5/175:20 pmMSO - PWM
2 stops15h 42mUnited Airlines
Sun 5/256:00 amPWM - MSO
1 stop7h 48mUnited Airlines
Deal found 1/20$568
This Delta deal was found by Cheapflights users on 1/20. 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 1/3111:55 amMSO - PWM
2 stops10h 02mDelta
Mon 2/103:04 pmPWM - MSO
2 stops11h 37mDelta
Deal found 1/20$639
This American Airlines deal was found by Cheapflights users on 1/21. 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 3/84:05 pmBZN - PWM
2 stops17h 00mAmerican Airlines
Sun 3/165:20 pmPWM - BZN
2 stops21h 47mAmerican Airlines
Deal found 1/21$666
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 1/312:38 pmMSO - PWM
3 stops29h 34mAlaska Airlines
Mon 2/104:00 pmPWM - MSO
2 stops23h 42mAlaska Airlines
Deal found 1/20$690
This United Airlines deal was found by Cheapflights users on 1/21. 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 2/186:45 amHLN - PWM
2 stops49h 57mUnited Airlines
Tue 2/2512:15 pmPWM - HLN
2 stops10h 57mUnited Airlines
Deal found 1/21$692
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 6/191:18 pmFCA - PWM
1 stop6h 26mAmerican Airlines
Tue 7/16:04 amPWM - FCA
2 stops10h 50mAmerican Airlines
Deal found 1/20$744
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 2/182:55 pmBIL - PWM
3 stops29h 46mAlaska Airlines
Tue 2/252:29 pmPWM - BIL
2 stops25h 45mAlaska Airlines
Deal found 1/21$755
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Wed 6/1812:40 pmFCA - PWM
1 stop6h 47mUnited Airlines
Tue 7/16:00 amPWM - FCA
1 stop7h 41mUnited Airlines
Deal found 1/20$799
This Delta deal was found by Cheapflights users on 1/20. 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.
Thu 6/197:15 amFCA - PWM
1 stop25h 41mDelta
Wed 7/211:59 amPWM - FCA
1 stop13h 49mDelta
Deal found 1/20$837
This Delta deal was found by Cheapflights users on 1/21. 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 3/85:40 amBZN - PWM
2 stops12h 02mDelta
Sun 3/165:29 amPWM - BZN
1 stop9h 01mDelta
Deal found 1/21$859

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 2/18

6:25 am-4:44 pm

2 stops8h 19m

Portland

Tue 2/25

4:46 pm-11:07 pm

2 stops8h 21m

$524

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Thu 6/19

1:28 pm-9:44 pm

1 stop6h 16m

Portland

Tue 7/8

11:40 am-11:01 pm

2 stops13h 21m

$544

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sat 5/17

5:20 pm-11:02 am

2 stops15h 42m

Portland

Sun 5/25

6:00 am-11:48 am

1 stop7h 48m

$568

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Fri 1/31

11:55 am-11:57 pm

2 stops10h 02m

Portland

Mon 2/10

3:04 pm-12:41 am

2 stops11h 37m

$639

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Sat 3/8

4:05 pm-11:05 am

2 stops17h 00m

Portland

Sun 3/16

5:20 pm-1:07 pm

2 stops21h 47m

$666

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Fri 1/31

2:38 pm-10:12 pm

3 stops29h 34m

Portland

Mon 2/10

4:00 pm-1:42 pm

2 stops23h 42m

$690

HelenaPortland

HLN - PWM

HLNPWM

Helena

Tue 2/18

6:45 am-10:42 am

2 stops49h 57m

Portland

Tue 2/25

12:15 pm-9:12 pm

2 stops10h 57m

$692

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Thu 6/19

1:18 pm-9:44 pm

1 stop6h 26m

Portland

Tue 7/1

6:04 am-2:54 pm

2 stops10h 50m

$744

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 2/18

2:55 pm-10:41 pm

3 stops29h 46m

Portland

Tue 2/25

2:29 pm-2:14 pm

2 stops25h 45m

$755

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 6/18

12:40 pm-9:27 pm

1 stop6h 47m

Portland

Tue 7/1

6:00 am-11:41 am

1 stop7h 41m

$799

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 25 results
1
2
3

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 January 21, 2025.
Read through reviews of airlines operating flights from Montana to Portland, such as Delta, Alaska Airlines and American Airlines. 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.
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,706 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
8,521 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines
7.4
Good
8,985 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,706 reviews

Comfort

7.9

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Boarding

8.2

Reviews

1 / 10

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 American Airlines. According to our data, you can fly for as low as $270. Users have also found prices from $345 and $390 on Delta 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
Bath
North Conway
Brunswick
Auburn
Conway
Lewiston

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Alternative routes for Montana to Portland

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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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$298Average$835FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$298Average$768FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$383Average$714FlexibilityNo cancel feeOn-time63%
DeltaCheapest$386Average$623FlexibilityNo cancel feeOn-timeN/A
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