HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$195+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PWM
apr 6 — apr 131
dom 4/6
dom 4/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Montana to Portland with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 aprile 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$398
(American Airlines)

One-way from

$195
(Delta)

Popular in

February

Cheapest in

April

Average price

$496
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. 11% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

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 aprile 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sab 6/1412:48 pmBZN - PWM
1 stop7h 55mAmerican Airlines
sab 6/216:58 amPWM - BZN
1 stop7h 00mAmerican Airlines
Deal found 4/1$398
This American Airlines deal was found by Cheapflights users on 3/30. 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.
gio 9/2512:54 pmMSO - PWM
1 stop7h 52mAmerican Airlines
sab 10/46:00 amPWM - MSO
1 stop19h 33mAmerican Airlines
Deal found 3/30$433
This American Airlines deal was found by Cheapflights users on 3/31. 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.
mar 6/31:58 pmBIL - PWM
2 stops19h 50mAmerican Airlines
mer 6/1111:09 amPWM - BIL
2 stops13h 50mAmerican Airlines
Deal found 3/31$469
This Southwest deal was found by Cheapflights users on 3/31. 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.
mar 5/137:00 amBZN - PWM
2 stops13h 30mSouthwest
dom 5/183:05 pmPWM - BZN
2 stops11h 05mSouthwest
Deal found 3/31$565
This United deal was found by Cheapflights users on 3/30. 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.
mar 6/312:30 pmBIL - PWM
1 stop7h 26mUnited Airlines
mer 6/116:00 amPWM - BIL
1 stop7h 16mUnited Airlines
Deal found 3/30$565
This United Airlines deal was found by Cheapflights users on 3/31. 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.
mar 4/156:25 amMSO - PWM
2 stops11h 19mUnited Airlines
sab 4/196:15 amPWM - MSO
2 stops11h 47mUnited Airlines
Deal found 3/31$600
This United Airlines deal was found by Cheapflights users on 3/31. 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.
mar 5/1310:55 amBZN - PWM
2 stops11h 04mUnited Airlines
dom 5/186:13 amPWM - BZN
1 stop19h 42mUnited Airlines
Deal found 3/31$637
This United deal was found by Cheapflights users on 3/31. 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.
sab 4/56:10 amFCA - PWM
2 stops13h 25mUnited Airlines
lun 4/712:45 pmPWM - FCA
2 stops11h 14mUnited Airlines
Deal found 3/31$719
This Delta deal was found by Cheapflights users on 3/31. 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.
gio 7/176:25 amBIL - PWM
1 stop26h 31mDelta
mer 7/2311:59 amPWM - BIL
1 stop12h 39mDelta
Deal found 3/31$727
This American Airlines deal was found by Cheapflights users on 3/31. 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.
gio 7/101:16 pmFCA - PWM
1 stop7h 30mAmerican Airlines
dom 7/135:55 amPWM - FCA
2 stops10h 38mAmerican Airlines
Deal found 3/31$786

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 aprile 1, 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

sab 6/14

12:48 pm-10:43 pm

1 stop7h 55m

Portland

sab 6/21

6:58 am-11:58 am

1 stop7h 00m

$398

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

gio 9/25

12:54 pm-10:46 pm

1 stop7h 52m

Portland

sab 10/4

6:00 am-11:33 pm

1 stop19h 33m

$433

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

mar 6/3

1:58 pm-11:48 am

2 stops19h 50m

Portland

mer 6/11

11:09 am-10:59 pm

2 stops13h 50m

$469

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

mar 5/13

7:00 am-10:30 pm

2 stops13h 30m

Portland

dom 5/18

3:05 pm-12:10 am

2 stops11h 05m

$565

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

mar 6/3

12:30 pm-9:56 pm

1 stop7h 26m

Portland

mer 6/11

6:00 am-11:16 am

1 stop7h 16m

$565

MissoulaPortland

MSO - PWM

MSOPWM

Missoula Johnson-Bell Field

mar 4/15

6:25 am-7:44 pm

2 stops11h 19m

Portland

sab 4/19

6:15 am-4:02 pm

2 stops11h 47m

$600

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

mar 5/13

10:55 am-11:59 pm

2 stops11h 04m

Portland

dom 5/18

6:13 am-11:55 pm

1 stop19h 42m

$637

KalispellPortland

FCA - PWM

FCAPWM

Kalispell Glacier Park

sab 4/5

6:10 am-9:35 pm

2 stops13h 25m

Portland

lun 4/7

12:45 pm-9:59 pm

2 stops11h 14m

$719

BillingsPortland

BIL - PWM

BILPWM

Billings Logan Intl

gio 7/17

6:25 am-10:56 am

1 stop26h 31m

Portland

lun 7/21

11:59 am-10:38 pm

1 stop12h 39m

$727

BozemanPortland

BZN - PWM

BZNPWM

Bozeman Gallatin Field

ven 5/9

2:20 pm-11:59 pm

1 stop7h 39m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 14 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.

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 May is currently the most expensive (average of $416). 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 aprile 1, 2025.
Read through reviews of airlines operating flights from Montana to Portland, such as Southwest, Delta and United 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.
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.7

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,277 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.7

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,898 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.7

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,615 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.7

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,277 reviews

Boarding

8.2

Entertainment

7.6

Comfort

8.0

Crew

8.7

Food

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 Delta. According to our data, you can fly for as low as $195. Users have also found prices from $239 and $245 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 May is currently the most expensive (average of $416). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montana to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Boston flights
Dallas/Fort Worth to Boston flights
O'Hare Intl to Boston flights
San Francisco to Boston flights
Seattle to Boston flights
Dulles Intl to Boston flights
Reagan-National to Boston flights
Baltimore to Boston flights
Orlando to Boston flights
Minneapolis to Boston flights
Newark to Boston flights
Hobby to Boston flights
Atlanta to Boston flights
Philadelphia to Boston flights
LaGuardia to Boston flights
Denver to Boston flights
Charlotte to Boston flights
George Bush Intcntl to Boston flights
Miami to Boston flights
Fort Lauderdale to Boston flights
Cleveland to Boston flights
Tampa to Boston flights
Austin to Boston flights
Raleigh to Boston flights
San Diego to Boston flights
Cincinnati to Boston flights
Pittsburgh to Boston flights
John F Kennedy Intl to Boston flights
Ontario to Boston flights
Sky Harbor Intl to Boston flights
Detroit to Boston flights
Salt Lake City to Boston flights
Midway to Boston flights
Burbank to Boston flights
Portland to Boston flights
Indianapolis to Boston flights
O'Hare Intl to Portland flights
Columbus to Boston flights
Denver to Portland flights
Love Field to Boston flights
Dulles Intl to Portland flights
West Palm Beach to Boston flights
Milwaukee to Boston flights
Jacksonville to Boston flights
Richmond to Boston flights
Fort Myers to Boston flights
Santa Ana to Boston flights
LaGuardia to Portland flights
Nashville to Boston flights
John F Kennedy Intl to Portland flights

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 aprile 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$298Average$460FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$298Average$606FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$298Average$716FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$383Average$714FlexibilityNo cancel feeOn-time63%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.