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Montana

$88+ Cheap flights from Portland (PDX) to Montana

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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
Nov 22 — Nov 291
Sat 11/22
Sat 11/29
1 adult, Economy
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Cheap flight deals from Portland to Montana

Keep the following information in mind while searching for Portland to Montana flight deals. Data was last updated October 23, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$137
(Alaska Airlines)

One-way from

$88
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$257

Good round-trip deal

$204 or less

Good one-way deal

$139 or less
Provider with most accurate pricing for Portland-Bozeman Gallatin Field flight deals.
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Provider most trusted by Cheapflights users for Portland-Bozeman Gallatin Field flights.
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From Portland to Montana
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One-way flight from Portland to Montana
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Highest demand for flights based on searches. 3% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Portland to Montana.
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Price to beat on a one-way flight from Portland to Montana.
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Find flight deals from Portland to Montana

Cheapest flights from Portland to Montana
Explore the most affordable flight options available from Portland to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 12/179:30 pmPDX - MSO
Nonstop1h 25mAlaska Airlines
Sat 12/205:20 amMSO - PDX
Nonstop1h 57mAlaska Airlines
Deal found 10/21$137
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/1210:30 amPDX - BZN
Nonstop1h 32mAlaska Airlines
Wed 11/194:02 pmBZN - PDX
Nonstop1h 54mAlaska Airlines
Deal found 10/21$137
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 12/611:11 amPDX - MSO
Nonstop1h 23mAlaska Airlines
Thu 12/111:12 pmMSO - PDX
Nonstop1h 38mAlaska Airlines
Deal found 10/21$147
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/129:30 pmPDX - MSO
Nonstop1h 25mAlaska Airlines
Sun 12/215:20 amMSO - PDX
Nonstop1h 57mAlaska Airlines
Deal found 10/21$157
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 11/125:30 amPDX - BZN
1 stop4h 15mDelta
Wed 11/197:25 amBZN - PDX
1 stop4h 30mDelta
Deal found 10/21$157
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 12/134:38 pmPDX - MSO
1 stop6h 48mAlaska Airlines
Sat 12/205:20 amMSO - PDX
Nonstop1h 57mAlaska Airlines
Deal found 10/21$161
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Sat 12/137:44 pmPDX - MSO
1 stop3h 42mAlaska Airlines
Thu 12/256:00 amMSO - PDX
1 stop5h 53mAlaska Airlines
Deal found 10/21$166
This Delta deal was found by Cheapflights users on 10/21. 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 12/65:25 pmPDX - MSO
1 stop5h 04mDelta
Thu 12/115:00 amMSO - PDX
1 stop5h 10mDelta
Deal found 10/21$167
This Trip.com deal was found by Cheapflights users on 10/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/710:56 amPDX - FCA
Nonstop1h 24mHawaiian Airlines
Sun 12/141:00 pmFCA - PDX
Nonstop1h 41mHawaiian Airlines
Deal found 10/23$169
This Alaska Airlines deal was found by Cheapflights users on 10/21. 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.
Fri 12/127:25 amPDX - MSO
1 stop4h 07mAlaska Airlines
Thu 12/256:00 amMSO - PDX
1 stop5h 53mAlaska Airlines
Deal found 10/21$176
This Delta deal was found by Cheapflights users on 10/21. 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.
Mon 12/87:09 pmPDX - MSO
1 stop4h 27mDelta
Fri 12/125:00 amMSO - PDX
1 stop5h 10mDelta
Deal found 10/21$177
This Delta deal was found by Cheapflights users on 10/21. 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.
Fri 12/57:09 pmPDX - BZN
1 stop4h 09mDelta
Sun 12/77:25 amBZN - PDX
1 stop4h 30mDelta
Deal found 10/21$177

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Montana 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 October 23, 2025.
Use the filters below to find and compare flights from Portland to Montana that are best for you.

Fly from

Portland

Fly to

Montana

Route

Depart

Return

Price

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Wed 12/17

9:30 pm-11:55 pm

Nonstop1h 25m

Missoula Johnson-Bell Field

Sat 12/20

5:20 am-6:17 am

Nonstop1h 57m

$137

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Sat 1/31

10:32 am-1:06 pm

Nonstop1h 34m

Bozeman Gallatin Field

Wed 2/4

4:03 pm-5:00 pm

Nonstop1h 57m

$137

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 12/6

11:11 am-1:34 pm

Nonstop1h 23m

Missoula Johnson-Bell Field

Thu 12/11

5:30 am-6:16 am

Nonstop1h 46m

$147

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Fri 12/12

9:30 pm-11:55 pm

Nonstop1h 25m

Missoula Johnson-Bell Field

Sat 12/20

5:20 am-6:17 am

Nonstop1h 57m

$147

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Sat 1/24

9:10 am-2:09 pm

1 stop3h 59m

Bozeman Gallatin Field

Wed 1/28

7:25 am-12:38 pm

1 stop6h 13m

$156

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Wed 1/7

9:10 am-2:09 pm

1 stop3h 59m

Bozeman Gallatin Field

Tue 1/13

7:25 am-12:38 pm

1 stop6h 13m

$156

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Fri 12/12

9:30 pm-11:55 pm

Nonstop1h 25m

Missoula Johnson-Bell Field

Sun 12/21

5:20 am-6:17 am

Nonstop1h 57m

$157

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Fri 1/9

10:35 am-3:23 pm

1 stop3h 48m

Bozeman Gallatin Field

Wed 1/14

3:03 pm-8:47 pm

1 stop6h 44m

$166

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Wed 11/12

5:30 am-10:45 am

1 stop4h 15m

Bozeman Gallatin Field

Fri 11/14

5:30 am-9:04 am

1 stop4h 34m

$167

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Wed 11/12

10:30 am-1:02 pm

Nonstop1h 32m

Bozeman Gallatin Field

Wed 11/19

11:16 am-1:50 pm

1 stop3h 34m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 60 results
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Best time to book a flight from Portland to Montana

Have a flexible travel schedule? Discover the best time to fly to Montana from Portland 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 Portland to Montana

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

Currently, September is the cheapest month in which you can book a flight from Portland to Montana (average of $88). Flying from Portland to Montana in July is currently the most expensive (average of $216). 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.

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

Find hourly flight availability from Portland to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland to Montana in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Portland to Montana?

Use this chart to determine the cheapest time to fly round-trip from Portland to Montana. Price data was last updated on October 19, 2025.

Travelers seeking maximum savings on their Portland to Montana flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated October 23, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Montana by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,155 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,155 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,981 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,788 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,991 reviews
Alaska Airlines
8.0
Very good
11,155 reviews

Comfort

7.8

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to Montana. 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 from for flights from Portland to Montana?

    Most people fly from Portland (PDX) if they book a flight from Portland to Montana. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How long is the flight from Portland to Montana?

    Alaska Airlines, Hawaiian Airlines, and United Airlines can get you from Portland to Montana in just under 1h 25m. Your travel time can differ by up to 23h 52m. There are 416 mi between Portland and Montana. This flight may include one or multiple stops.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $88. Users have also found prices from $89 and $89 on United Airlines and Delta, respectively.

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

    While some choose either Portland - Bozeman Gallatin Field or Portland - Kalispell Glacier Park, Portland - Missoula Johnson-Bell Field is the most popular route from Portland to Montana.

  • What are the most reliable airlines from Portland to Montana?

    Consider Horizon Air (97%), Alaska Airlines (96%) or Hawaiian Airlines (96%) when booking your flight. These represent the most reliable airlines when flying from Portland to Montana.

  • What are the cheapest flights from Portland to Montana?

    Looking for the cheapest flight from Portland to Montana? While on average our users pay $301, our data indicates the cheapest price to be $93. The most popular route (Portland - Missoula Johnson-Bell Field), is priced around $167.

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

    Yes. In addition to deals on Portland to Montana flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Montana?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Montana.

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

    Yes. Cheapflights offers flight deals from Portland to Montana 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 Portland to Montana?

    Currently, September is the cheapest month in which you can book a flight from Portland to Montana (average of $88). Flying from Portland to Montana in July is currently the most expensive (average of $216). 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.

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Alternative routes for Portland to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Portland to Montana

Discover the top 4 airlines that operate flights from Portland to Montana. 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 October 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$128Average$371FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$137Average$283FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$157Average$373FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$316Average$386FlexibilityNo cancel feeOn-time69%

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