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$114+ Cheap flights from Montana to Portland (PDX)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PDX
Jul 11 — Jul 181
Sat 7/11
Sat 7/18
1 adult, Economy
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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 June 11, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 10/243:35 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Tue 10/2710:30 am
PDX
-
BZN
Nonstop1h 52m
Alaska Airlines
Deal found 6/7$207
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 11/43:32 pm
BIL
-
PDX
Nonstop2h 12m
Alaska Airlines
Sat 11/712:03 pm
PDX
-
BIL
Nonstop1h 49m
Alaska Airlines
Deal found 6/7$227
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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.
Thu 9/173:42 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/223:00 pm
PDX
-
BZN
1 stop6h 59m
Alaska Airlines
Deal found 6/7$227
This Southwest deal was found by Cheapflights users on 6/7. 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.
Mon 8/245:05 pm
BZN
-
PDX
1 stop7h 00m
Southwest
Wed 9/21:25 pm
PDX
-
BZN
1 stop5h 35m
Southwest
Deal found 6/7$232
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:04 pm
MSO
-
PDX
Nonstop1h 31m
Alaska Airlines
Wed 9/910:48 am
PDX
-
MSO
Nonstop1h 37m
Alaska Airlines
Deal found 6/9$237
This Delta deal was found by Cheapflights users on 6/8. 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 10/271:05 pm
BZN
-
PDX
1 stop4h 22m
Delta
Tue 11/35:45 pm
PDX
-
BZN
1 stop3h 36m
Delta
Deal found 6/8$237
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Wed 9/94:07 pm
BIL
-
PDX
1 stop7h 46m
United Airlines
Tue 9/154:07 pm
PDX
-
BIL
1 stop5h 46m
United Airlines
Deal found 6/8$247
This Alaska Airlines deal was found by Cheapflights users on 6/7. 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 9/154:16 pm
MSO
-
PDX
1 stop6h 45m
Alaska Airlines
Sat 9/1910:48 am
PDX
-
MSO
Nonstop1h 37m
Alaska Airlines
Deal found 6/7$247
This Delta deal was found by Cheapflights users on 6/7. 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 8/196:00 am
BZN
-
PDX
1 stop7h 09m
Delta
Sun 8/239:16 am
PDX
-
BZN
1 stop4h 53m
Delta
Deal found 6/7$247
This Southwest deal was found by Cheapflights users on 6/6. 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.
Wed 8/196:55 am
BZN
-
PDX
2 stops9h 30m
Southwest
Sun 8/2311:30 pm
PDX
-
BZN
1 stop12h 25m
Southwest
Deal found 6/6$248
This Delta deal was found by Cheapflights users on 6/8. 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 8/265:20 am
BIL
-
PDX
1 stop4h 17m
Delta
Sat 8/295:45 am
PDX
-
BIL
1 stop4h 22m
Delta
Deal found 6/8$257
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.
Sun 8/236:30 am
BZN
-
PDX
2 stops8h 10m
Southwest
Mon 8/245:45 am
PDX
-
BZN
2 stops9h 45m
Southwest
Deal found 6/10$257

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 June 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$207
(Alaska Airlines)

One-way from

$114
(Southwest)

Popular in

June

Cheapest in

October

Average price

$346

Good round-trip deal

$298 or less

Good one-way deal

$184 or less
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. 19% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a round-trip flight from Montana to Portland.
Search Deals
Price to beat on a one-way flight from Montana to Portland.
Search Deals

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 11, 2026.
Use the filters below to find and compare flights from Montana to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Sat 10/24

8:00 am-1:27 pm

1 stop6h 27m

Portland

Tue 10/27

10:30 am-1:22 pm

Nonstop1h 52m

$217

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Sat 9/26

3:42 pm-4:44 pm

Nonstop2h 02m

Portland

Tue 9/29

12:08 pm-3:02 pm

Nonstop1h 54m

$227

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 10/29

8:00 am-1:27 pm

1 stop6h 27m

Portland

Sat 10/31

10:30 am-1:22 pm

Nonstop1h 52m

$227

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 9/17

2:21 pm-7:50 pm

1 stop6h 29m

Portland

Tue 9/22

5:41 pm-10:59 pm

1 stop4h 18m

$237

MissoulaPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Thu 9/3

4:16 pm-10:01 pm

1 stop6h 45m

Portland

Wed 9/9

10:48 am-1:25 pm

Nonstop1h 37m

$247

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 9/17

8:25 am-11:56 am

1 stop4h 31m

Portland

Tue 9/22

5:10 pm-12:05 am

1 stop5h 55m

$252

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Sun 8/23

6:30 am-1:40 pm

2 stops8h 10m

Portland

Mon 8/24

5:45 am-4:30 pm

2 stops9h 45m

$257

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Wed 7/29

7:00 pm-11:55 pm

1 stop5h 55m

Portland

Sat 8/1

10:50 am-10:00 pm

2 stops10h 10m

$266

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Tue 8/18

6:55 am-3:25 pm

2 stops9h 30m

Portland

Sat 8/22

11:20 am-8:05 pm

2 stops7h 45m

$271

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Wed 9/9

6:25 pm-10:41 pm

1 stop5h 16m

Portland

Mon 9/14

5:10 pm-10:24 pm

1 stop4h 14m

$272

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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?

Currently, October is the cheapest month in which you can book a flight from Montana to Portland (average of $68). Flying from Montana to Portland in July is currently the most expensive (average of $229). 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 MT to PDX?

Find hourly flight availability from Montana to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 11, 2026.

When flying from Montana to Portland, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 39% versus a flight at noon.

Weekly flight availability from Montana to Portland

Explore weekly flight availability from Montana to Portland. 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 June 11, 2026.

The most flights from USMT to PDX are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

How much does it cost to fly round-trip from Montana to Portland?

How far ahead should I book a flight from Montana to Portland?

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montana to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 (PDX) is just 6.0 mi from the center of the city.

  • How popular is this Montana to Portland flight route?

    This flight path from Montana to Portland was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Montana to Portland?

    A quick flight from Montana to Portland can take about 4h 31m. Alaska Airlines provides one of the quickest options available for as low as $252. Airlines will cover a distance of 552 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $78. Users have also found prices from $98 and $108 on Alaska Airlines and Hawaiian Airlines, respectively.

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

    Most travelers choose Missoula Johnson-Bell Field - Portland, Bozeman Gallatin Field - Portland or Billings Logan Intl - Portland when deciding on the best route from Montana to Portland.

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

    Before booking your flight to Portland from Montana, check out the most reliable airlines to get you to your destination on time: Hawaiian Airlines (100%), Horizon Air (90%), British Airways( 88%).

  • What are the cheapest flights from Montana to Portland?

    On average you can expect to pay $339 for a flight from Montana to Portland. The cheapest flight overall is $159 while the most popular route, (Missoula Johnson-Bell Field - Portland) is currently priced at $273.

  • 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?

    Currently, October is the cheapest month in which you can book a flight from Montana to Portland (average of $68). Flying from Montana to Portland in July is currently the most expensive (average of $229). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Beaverton
Seaside
Vancouver
Lincoln City
Longview
Lake Oswego
Hillsboro
Clackamas
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Wilsonville
Depoe Bay
Stevenson
Tillamook
Astoria
Gresham

Browse thousands of different options on Cheapflights for your next trip

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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 3 airlines flying from Montana to Portland

Discover the top 3 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$124Average$298FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$137Average$315FlexibilityNo cancel feeOn-time75%
DeltaCheapest$142Average$364FlexibilityNo cancel feeOn-timeN/A

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