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Montana

$74+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BZN
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap 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 December 23, 2025.

This Delta deal was found by Cheapflights users on 12/22. 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 12/315:11 pmPDX - MSO
1 stop5h 11mDelta
Mon 1/55:00 amMSO - PDX
1 stop5h 01mDelta
Deal found 12/22$418
This Kiwi.com deal was found by Cheapflights users on 12/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/313:59 pmPDX - BIL
1 stop19h 29mMultiple Airlines
Sun 1/47:55 pmBIL - PDX
1 stop24h 55mMultiple Airlines
Deal found 12/20$437
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/319:48 pmPDX - MSO
Nonstop1h 21mAlaska Airlines
Mon 1/55:20 amMSO - PDX
Nonstop1h 57mAlaska Airlines
Deal found 12/22$438
This Delta deal was found by Cheapflights users on 12/22. 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 12/295:30 amPDX - BIL
1 stop4h 42mDelta
Mon 1/55:15 amBIL - PDX
1 stop4h 46mDelta
Deal found 12/22$438
This Alaska Airlines deal was found by Cheapflights users on 12/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3010:30 amPDX - BZN
Nonstop1h 33mAlaska Airlines
Thu 1/18:20 amBZN - PDX
Nonstop2h 05mAlaska Airlines
Deal found 12/23$478
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/298:45 pmPDX - BIL
1 stop10h 50mMultiple Airlines
Sun 1/47:55 pmBIL - PDX
1 stop24h 55mMultiple Airlines
Deal found 12/22$487
This Delta deal was found by Cheapflights users on 12/20. 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.
Wed 12/317:55 pmPDX - BIL
2 stops26h 24mDelta
Sat 1/35:15 amBIL - PDX
1 stop4h 50mDelta
Deal found 12/20$498
This Delta deal was found by Cheapflights users on 12/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/305:30 amPDX - BZN
1 stop4h 43mDelta
Thu 1/17:19 amBZN - PDX
1 stop5h 19mDelta
Deal found 12/23$498
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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 12/305:30 pmPDX - BIL
1 stop6h 02mAlaska Airlines
Mon 1/53:27 pmBIL - PDX
Nonstop2h 21mAlaska Airlines
Deal found 12/22$508
This Kiwi.com deal was found by Cheapflights users on 12/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:29 pmPDX - BIL
1 stop19h 48mMultiple Airlines
Mon 1/58:46 amBIL - PDX
1 stop12h 04mMultiple Airlines
Deal found 12/22$511
This Delta deal was found by Cheapflights users on 12/22. 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 12/295:30 amPDX - BIL
1 stop4h 42mDelta
Sat 1/35:15 amBIL - PDX
1 stop4h 50mDelta
Deal found 12/22$518
This Alaska Airlines deal was found by Cheapflights users on 12/22. 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.
Mon 12/2910:30 amPDX - BZN
Nonstop1h 33mAlaska Airlines
Wed 12/313:57 pmBZN - PDX
Nonstop2h 03mAlaska Airlines
Deal found 12/22$518

Find flight deals from Portland to Montana

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$147
(Delta)

One-way from

$74
(Delta)

Popular in

June

Cheapest in

January

Average price

$298

Good round-trip deal

$147 or less

Good one-way deal

$139 or less
Provider with most accurate pricing for Portland-Bozeman Gallatin Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bozeman Gallatin Field flights.
Search Deals
From Portland to Montana
Search Deals
One-way flight from Portland to Montana
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Portland to Montana.
Search Deals
Price to beat on a one-way flight from Portland to Montana.
Search Deals

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 December 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

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Sat 1/17

5:00 pm-11:17 pm

1 stop5h 17m

Bozeman Gallatin Field

Wed 1/21

6:30 pm-11:55 pm

1 stop6h 25m

$147

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Tue 1/13

5:35 pm-11:56 pm

1 stop5h 21m

Bozeman Gallatin Field

Sat 1/17

7:20 am-12:38 pm

1 stop6h 18m

$156

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Wed 2/18

3:59 pm-10:25 pm

1 stop5h 26m

Bozeman Gallatin Field

Thu 2/26

3:05 pm-8:31 am

1 stop18h 26m

$156

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Tue 2/3

5:35 pm-11:56 pm

1 stop5h 21m

Bozeman Gallatin Field

Sat 2/7

3:03 pm-8:47 pm

1 stop6h 44m

$156

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Wed 3/4

10:30 am-12:59 pm

Nonstop1h 29m

Missoula Johnson-Bell Field

Sat 3/7

1:01 pm-1:39 pm

Nonstop1h 38m

$157

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Wed 2/18

3:59 pm-10:25 pm

1 stop5h 26m

Bozeman Gallatin Field

Fri 2/27

3:05 pm-8:55 pm

1 stop6h 50m

$157

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Sat 1/17

7:10 am-2:20 pm

1 stop6h 10m

Bozeman Gallatin Field

Sun 1/18

5:15 am-9:03 am

1 stop4h 48m

$157

PortlandKalispell

PDX - FCA

PDXFCA

Portland

Tue 1/13

10:51 am-1:14 pm

Nonstop1h 23m

Kalispell Glacier Park

Sat 1/17

12:54 pm-1:35 pm

Nonstop1h 41m

$157

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Sun 2/1

5:08 pm-11:17 pm

1 stop5h 09m

Bozeman Gallatin Field

Sat 2/28

5:30 am-9:15 am

1 stop4h 45m

$157

PortlandBozeman

PDX - BZN

PDXBZN

Portland

Thu 2/19

1:27 pm-10:25 pm

1 stop7h 58m

Bozeman Gallatin Field

Thu 2/26

3:05 pm-8:55 pm

1 stop6h 50m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 48 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 December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Portland to Montana in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% 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 December 20, 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. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Portland to Montana

Explore weekly flight availability from Portland to Montana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 23, 2025.

The most flights from PDX to USMT are scheduled on a Monday (5 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 December 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
11,517 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very good
11,517 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Delta
7.9
Good
8,015 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Hawaiian Airlines
7.8
Good
2,820 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
United Airlines
7.4
Good
9,109 reviews
Alaska Airlines
8.0
Very good
11,517 reviews

Comfort

7.8

Overall

8.0

Entertainment

7.0

Boarding

8.1

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

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?

    Delta and Alaska Airlines can get you from Portland to Montana in just under 5h 17m. Your travel time can differ by up to 04m. There are 552 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 Hawaiian Airlines. According to our data, you can fly for as low as $68. Users have also found prices from $88 and $98 on Alaska Airlines and Delta, respectively.

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

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

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

    Consider SkyWest Airlines (100%), Alaska Airlines (94%) or Hawaiian Airlines (94%) 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 $233, our data indicates the cheapest price to be $98. The most popular route (Portland - Kalispell Glacier Park), is priced around $177.

  • 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

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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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$98Average$363FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$137Average$283FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$137Average$353FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$176Average$330FlexibilityNo cancel feeOn-time69%

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