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

There are many flights that can get you from Montana to Portland, Maine in 7h 38m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Montana and Portland, Maine is about 1864 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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.

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).

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

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

What are the most popular airlines that fly from Montana to Portland, Maine?

The most popular airlines flying from Montana to Portland, Maine are United Airlines, American Airlines and Delta. Something to consider prior to booking your flight.

What is the cheapest time of day to fly from MT to PWM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Portland, Maine as you normally would.

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.

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.

$152+ Flights from Montana to Portland, ME

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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 December 23, 2025.

Wed 12/246:00 amBZN - PWM

2 stops14h 43mDelta

Wed 12/315:45 amPWM - BZN

1 stop10h 21mDelta

Deal found 12/23

$574

Wed 12/2412:42 pmBZN - PWM

2 stops9h 17mUnited Airlines

Wed 12/317:01 pmPWM - BZN

2 stops22h 09mUnited Airlines

Deal found 12/23

$683

Tue 12/236:50 amBIL - PWM

2 stops14h 05mAmerican Airlines

Sat 12/275:45 amPWM - BIL

2 stops17h 29mAmerican Airlines

Deal found 12/21

$1,290

Tue 12/2310:55 amBIL - PWM

2 stops11h 04mUnited Airlines

Sat 12/275:30 amPWM - BIL

3 stops17h 54mUnited Airlines

Deal found 12/21

$3,160

Best flights from Montana to Portland
Discover carefully curated flight deals from Montana to Portland that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Wed 1/1412:05 pmBZN - PWM

1 stop9h 25mUnited Airlines

Sat 1/176:00 amPWM - BZN

1 stop8h 53mUnited Airlines

Deal found 12/20

$339

Sat 1/246:23 amMSO - PWM

2 stops14h 31mAlaska Airlines

Tue 1/2712:46 pmPWM - MSO

2 stops13h 09mAlaska Airlines

Deal found 12/22

$439

Tue 6/212:23 pmBIL - PWM

1 stop7h 38mAmerican Airlines

Fri 6/127:10 amPWM - BIL

1 stop6h 36mAmerican Airlines

Deal found 12/21

$494

Wed 6/103:15 pmBZN - PWM

2 stops20h 39mDelta

Fri 6/193:00 pmPWM - BZN

2 stops21h 22mDelta

Deal found 12/22

$550

Tue 1/1312:05 pmBZN - PWM

1 stop9h 22mUnited Airlines

Sat 1/178:40 amPWM - BZN

2 stops14h 53mUnited Airlines

Deal found 12/21

$394

Sat 1/2410:52 amBIL - PWM

2 stops10h 38mUnited Airlines

Tue 1/276:00 amPWM - BIL

2 stops11h 20mUnited Airlines

Deal found 12/20

$409

Sat 1/246:00 amMSO - PWM

2 stops10h 54mUnited Airlines

Tue 1/276:00 amPWM - MSO

2 stops12h 05mUnited Airlines

Deal found 12/20

$439

Thu 6/1112:23 pmBIL - PWM

1 stop7h 38mAmerican Airlines

Sun 6/147:10 amPWM - BIL

1 stop6h 36mAmerican Airlines

Deal found 12/22

$624

Thu 6/1111:30 amBZN - PWM

1 stop7h 57mUnited Airlines

Mon 6/157:22 pmPWM - BZN

2 stops20h 06mUnited Airlines

Deal found 12/22

$483

Tue 6/25:51 pmBIL - PWM

2 stops12h 28mUnited Airlines

Fri 6/123:35 pmPWM - BIL

1 stop7h 16mUnited Airlines

Deal found 12/21

$499

Wed 1/211:36 pmCOD - PWM

2 stops23h 03mUnited Airlines

Sat 1/242:31 pmPWM - COD

2 stops10h 13mUnited Airlines

Deal found 12/22

$503

Thu 6/1111:30 amBZN - PWM

1 stop7h 57mUnited Airlines

Tue 6/164:48 pmPWM - BZN

2 stops18h 59mUnited Airlines

Deal found 12/22

$517

Thu 6/1111:30 amBZN - PWM

1 stop7h 57mUnited Airlines

Fri 6/192:45 pmPWM - BZN

2 stops21h 02mUnited Airlines

Deal found 12/22

$523

Tue 6/93:40 pmBZN - PWM

2 stops14h 39mUnited Airlines

Mon 6/157:22 pmPWM - BZN

2 stops20h 06mUnited Airlines

Deal found 12/22

$538

Tue 6/93:40 pmBZN - PWM

2 stops14h 39mUnited Airlines

Thu 6/187:22 pmPWM - BZN

2 stops27h 17mUnited Airlines

Deal found 12/22

$553

Wed 1/216:15 amHLN - PWM

2 stops24h 46mUnited Airlines

Sat 1/248:40 amPWM - HLN

2 stops14h 46mUnited Airlines

Deal found 12/20

$557

Wed 1/212:42 pmFCA - PWM

2 stops21h 49mUnited Airlines

Sat 1/242:31 pmPWM - FCA

2 stops33h 28mUnited Airlines

Deal found 12/20

$568

Sat 1/37:00 amMSO - PWM

3 stops13h 55mAmerican Airlines

Tue 1/65:07 pmPWM - MSO

2 stops21h 43mAmerican Airlines

Deal found 12/21

$1,546

Mon 1/52:26 pmHLN - PWM

2 stops22h 13mUnited Airlines

Fri 1/94:10 pmPWM - HLN

2 stops31h 16mUnited Airlines

Deal found 12/21

$738

Sat 1/35:15 pmMSO - PWM

2 stops19h 25mUnited Airlines

Tue 1/64:10 pmPWM - MSO

2 stops31h 41mUnited Airlines

Deal found 12/21

$813

Last-minute flights from Montana to Portland
Discover last-minute flight deals from Montana to Portland. Data last updated December 23, 2025 and is based on user searches.

Wed 12/246:00 amBZN - PWM

2 stops14h 43mDelta

Wed 12/315:45 amPWM - BZN

1 stop10h 21mDelta

Deal found 12/23

$574

Wed 12/2412:42 pmBZN - PWM

2 stops9h 17mUnited Airlines

Wed 12/317:01 pmPWM - BZN

2 stops22h 09mUnited Airlines

Deal found 12/23

$683

Sat 1/35:15 pmMSO - PWM

2 stops19h 25mUnited Airlines

Tue 1/64:10 pmPWM - MSO

2 stops31h 41mUnited Airlines

Deal found 12/21

$813

Mon 1/54:25 pmBZN - PWM

2 stops20h 14mUnited Airlines

Fri 1/96:00 amPWM - BZN

2 stops14h 22mUnited Airlines

Deal found 12/21

$687

Mon 1/52:26 pmHLN - PWM

2 stops22h 13mUnited Airlines

Fri 1/94:10 pmPWM - HLN

2 stops31h 16mUnited Airlines

Deal found 12/21

$738

Tue 1/1312:05 pmBZN - PWM

1 stop9h 22mUnited Airlines

Sat 1/176:00 amPWM - BZN

1 stop8h 53mUnited Airlines

Deal found 12/21

$389

Wed 1/1412:05 pmBZN - PWM

1 stop9h 25mUnited Airlines

Sat 1/176:00 amPWM - BZN

1 stop8h 53mUnited Airlines

Deal found 12/20

$339

Wed 1/211:36 pmCOD - PWM

2 stops23h 03mUnited Airlines

Sat 1/242:31 pmPWM - COD

2 stops10h 13mUnited Airlines

Deal found 12/22

$503

Wed 1/212:27 pmHLN - PWM

2 stops16h 34mUnited Airlines

Sat 1/248:40 amPWM - HLN

2 stops14h 46mUnited Airlines

Deal found 12/21

$557

Wed 1/212:42 pmFCA - PWM

2 stops21h 49mUnited Airlines

Sat 1/242:31 pmPWM - FCA

2 stops33h 28mUnited Airlines

Deal found 12/21

$568

Sat 1/2410:52 amBIL - PWM

2 stops10h 38mUnited Airlines

Tue 1/276:00 amPWM - BIL

2 stops11h 20mUnited Airlines

Deal found 12/21

$409

Sat 1/246:00 amMSO - PWM

2 stops10h 54mUnited Airlines

Tue 1/2711:12 amPWM - MSO

2 stops12h 39mUnited Airlines

Deal found 12/21

$439

One-way flights from Montana to Portland
Search for one-way flight options from Montana to Portland. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Tue 1/1312:05 pmBZN - PWM

1 stop9h 22mUnited Airlines

Deal found 12/21

$152

Tue 1/136:54 amBIL - PWM

2 stops14h 00mAmerican Airlines

Deal found 12/21

$246

Tue 1/137:00 amBZN - PWM

2 stops13h 54mAmerican Airlines

Deal found 12/21

$255

Tue 1/137:25 pmBZN - PWM

3 stops59h 42mMultiple Airlines

Deal found 12/21

$362

Tue 1/136:30 amBIL - PWM

3 stops14h 57mUnited Airlines

Deal found 12/21

$499

Wed 1/212:30 pmBZN - PWM

2 stops22h 09mUnited Airlines

Deal found 12/21

$722

Find flight deals from Montana to Portland

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$339 (United Airlines)
One-way from	$152 (United Airlines)
Popular in	November
Cheapest in	July
Average price	$402

Provider with most accurate pricing for Bozeman Gallatin Field-Boston Logan Intl flight deals.

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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Boston Logan Intl flights.

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From Montana to Portland

Search Deals

One-way flight from Montana to Portland

Search Deals

Highest demand for flights based on searches. 9% potential increase in price ($41 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Wed 1/14

12:05 pm-11:30 pm

1 stop9h 25m

Portland

Sat 1/17

6:00 am-12:53 pm

1 stop8h 53m

$339

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Tue 1/13

12:05 pm-11:27 pm

1 stop9h 22m

Portland

Sat 1/17

8:40 am-9:33 pm

2 stops14h 53m

$394

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Sat 1/24

10:52 am-11:30 pm

2 stops10h 38m

Portland

Tue 1/27

6:00 am-3:20 pm

2 stops11h 20m

$409

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sat 1/24

6:23 am-10:54 pm

2 stops14h 31m

Portland

Tue 1/27

12:46 pm-11:55 pm

2 stops13h 09m

$439

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

Sat 1/24

6:00 am-6:54 pm

2 stops10h 54m

Portland

Tue 1/27

6:00 am-4:05 pm

2 stops12h 05m

$439

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Thu 6/11

11:30 am-9:27 pm

1 stop7h 57m

Portland

Mon 6/15

7:22 pm-1:28 pm

2 stops20h 06m

$483

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 6/2

12:23 pm-10:01 pm

1 stop7h 38m

Portland

Fri 6/12

7:10 am-11:46 am

1 stop6h 36m

$494

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

Tue 6/2

5:51 pm-8:19 am

2 stops12h 28m

Portland

Fri 6/12

3:35 pm-8:51 pm

1 stop7h 16m

$499

CodyPortland

COD - PWM

CODPWM

Cody E.E. Faust

Wed 1/21

1:36 pm-2:39 pm

2 stops23h 03m

Portland

Sat 1/24

2:31 pm-10:44 pm

2 stops10h 13m

$503

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

Thu 6/11

11:30 am-9:27 pm

1 stop7h 57m

Portland

Tue 6/16

4:48 pm-9:47 am

2 stops18h 59m

$517

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 26 results

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, February is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $149). 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

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 7h 38m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Montana and Portland, Maine is about 1864 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 Kalispell Glacier Park - 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, February is the cheapest month in which you can book a flight from Montana to Portland, Maine (average of $149). 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

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Top 3 airlines flying from Montana to Portland

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$179	Average$479	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$302	Average$536	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$388	Average$628	FlexibilityNo cancel fee	On-time69%

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$152+ 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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from Montana to Portland

Cheapest flights from Montana to PortlandExplore 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 December 23, 2025.

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 December 23, 2025.

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 December 23, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Montana to Portland that are best for you.

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.

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?

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?

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

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

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

How can I find direct flights from Montana to Portland?

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

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

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Alternative routes for Montana to Portland

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Top 3 airlines flying from Montana to Portland

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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 December 23, 2025.