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$176+ 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 7/19. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$293
(JetBlue)

One-way from

$176
(Mytrip)

Popular in

February

Cheapest in

May

Average price

$556
From Montana to Portland
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One-way flight from Montana to Portland
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/292:51 pmBZN - PWM
1 stop7h 26mJetBlue
Sat 8/306:10 amPWM - BZN
1 stop9h 46mJetBlue
Deal found 6/10$293
This American Airlines deal was found by Cheapflights users on 6/12. 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 10/181:16 pmFCA - PWM
1 stop7h 30mAmerican Airlines
Wed 10/226:00 amPWM - FCA
1 stop8h 35mAmerican Airlines
Deal found 6/12$309
This Delta deal was found by Cheapflights users on 6/10. 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 8/22:15 pmBZN - PWM
1 stop8h 42mDelta
Thu 9/41:34 pmPWM - BZN
2 stops11h 35mDelta
Deal found 6/10$348
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/297:40 amBZN - PWM
2 stops13h 12mAmerican Airlines
Sat 8/309:03 amPWM - BZN
1 stop8h 15mAmerican Airlines
Deal found 6/11$366
This Delta deal was found by Cheapflights users on 6/11. 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 8/146:11 pmFCA - PWM
2 stops28h 37mDelta
Fri 8/2212:53 pmPWM - FCA
2 stops13h 32mDelta
Deal found 6/11$366
This United Airlines deal was found by Cheapflights users on 6/11. 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 7/221:14 pmBZN - PWM
1 stop8h 00mUnited Airlines
Sat 7/266:00 amPWM - BZN
1 stop8h 15mUnited Airlines
Deal found 6/11$407
This Southwest deal was found by Cheapflights users on 6/10. 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 8/56:00 amBZN - PWM
2 stops14h 25mSouthwest
Thu 9/42:00 pmPWM - BZN
2 stops11h 35mSouthwest
Deal found 6/10$414
This United Airlines deal was found by Cheapflights users on 6/10. 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 10/184:08 pmFCA - PWM
2 stops15h 51mUnited Airlines
Wed 10/226:14 amPWM - FCA
1 stop7h 21mUnited Airlines
Deal found 6/10$414
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/2510:17 amFCA - PWM
1 stop23h 22mSun Country Air
Sun 6/2912:46 pmPWM - FCA
1 stop22h 33mSun Country Air
Deal found 6/10$416
This American Airlines deal was found by Cheapflights users on 6/9. 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 7/412:23 pmBIL - PWM
1 stop5h 49mAmerican Airlines
Sat 7/196:15 amPWM - BIL
1 stop19h 00mAmerican Airlines
Deal found 6/9$470
This United Airlines deal was found by Cheapflights users on 6/12. 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 6/2712:40 pmMSO - PWM
1 stop7h 21mUnited Airlines
Fri 7/46:10 amPWM - MSO
1 stop7h 28mUnited Airlines
Deal found 6/12$484
This American Airlines deal was found by Cheapflights users on 6/10. 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 8/76:45 amMSO - PWM
2 stops15h 02mAmerican Airlines
Thu 8/146:30 amPWM - MSO
1 stop7h 46mAmerican Airlines
Deal found 6/10$492

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 June 12, 2025.
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

Tue 7/29

2:51 pm-12:17 am

1 stop7h 26m

Portland

Sat 8/30

6:10 am-1:56 pm

1 stop9h 46m

$293

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Sat 10/18

1:16 pm-10:46 pm

1 stop7h 30m

Portland

Wed 10/22

6:00 am-12:35 pm

1 stop8h 35m

$309

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Sat 8/2

2:15 pm-12:57 am

1 stop8h 42m

Portland

Thu 9/4

1:34 pm-11:09 pm

2 stops11h 35m

$348

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 7/29

7:40 am-10:52 pm

2 stops13h 12m

Portland

Sat 8/30

9:03 am-3:18 pm

1 stop8h 15m

$366

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Thu 8/14

6:11 pm-12:48 am

2 stops28h 37m

Portland

Fri 8/22

12:53 pm-12:25 am

2 stops13h 32m

$366

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 7/22

1:14 pm-11:14 pm

1 stop8h 00m

Portland

Sat 7/26

6:00 am-12:15 pm

1 stop8h 15m

$407

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 8/5

6:00 am-10:25 pm

2 stops14h 25m

Portland

Thu 9/4

2:00 pm-11:35 pm

2 stops11h 35m

$414

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Sat 10/18

4:08 pm-9:59 am

2 stops15h 51m

Portland

Wed 10/22

6:14 am-11:35 am

1 stop7h 21m

$414

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

Wed 6/25

10:17 am-11:39 am

1 stop23h 22m

Portland

Sun 6/29

12:46 pm-9:19 am

1 stop22h 33m

$416

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Fri 7/4

12:23 pm-8:12 pm

1 stop5h 49m

Portland

Sat 7/19

6:15 am-11:15 pm

1 stop19h 00m

$470

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 36 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, 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 July is currently the most expensive (average of $394). 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 June 12, 2025.
Read through reviews of airlines operating flights from Montana to Portland, such as Alaska Airlines, Southwest 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,925 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Sun Country Air. According to our data, you can fly for as low as $176. Users have also found prices from $200 and $217 on United Airlines and American Airlines, respectively.

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

    While some choose either Kalispell Glacier Park - 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 July is currently the most expensive (average of $394). 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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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 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$298Average$743FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$331Average$546FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$383Average$695FlexibilityNo cancel feeOn-time63%
DeltaCheapest$386Average$477FlexibilityNo cancel feeOn-timeN/A

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