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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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PDX
Jun 25 — Jul 21
Thu 6/25
Thu 7/2
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 May 26, 2026.

This Travelocity deal was found by Cheapflights users on 5/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/73:35 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Wed 10/1410:30 am
PDX
-
BZN
Nonstop1h 52m
Alaska Airlines
Deal found 5/23$207
This Alaska Airlines deal was found by Cheapflights users on 5/21. 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 8/223:35 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Sun 8/2310:33 am
PDX
-
BZN
Nonstop1h 51m
Alaska Airlines
Deal found 5/21$217
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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 9/173:43 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Tue 9/223:00 pm
PDX
-
BZN
1 stop6h 59m
Alaska Airlines
Deal found 5/25$227
This CheapOair deal was found by Cheapflights users on 5/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/263:42 pm
BIL
-
PDX
Nonstop2h 02m
Alaska Airlines
Mon 8/3112:08 pm
PDX
-
BIL
Nonstop1h 54m
Alaska Airlines
Deal found 5/25$237
This Alaska Airlines deal was found by Cheapflights users on 5/21. 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 10/241:06 pm
MSO
-
PDX
Nonstop1h 36m
Alaska Airlines
Tue 10/2710:48 am
PDX
-
MSO
Nonstop1h 38m
Alaska Airlines
Deal found 5/21$237
This Delta deal was found by Cheapflights users on 5/25. 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.
Thu 9/176:00 am
BZN
-
PDX
1 stop3h 41m
Delta
Tue 9/221:20 pm
PDX
-
BZN
1 stop3h 59m
Delta
Deal found 5/25$237
This Delta deal was found by Cheapflights users on 5/21. 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 8/216:00 am
BZN
-
PDX
1 stop3h 37m
Delta
Sun 8/233:25 pm
PDX
-
BZN
1 stop6h 17m
Delta
Deal found 5/21$247
This Southwest deal was found by Cheapflights users on 5/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:45 am
BZN
-
PDX
1 stop6h 55m
Southwest
Sat 11/79:50 am
PDX
-
BZN
2 stops8h 00m
Southwest
Deal found 5/22$252
This Delta deal was found by Cheapflights users on 5/25. 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 8/266:33 pm
BIL
-
PDX
1 stop6h 06m
Delta
Mon 8/315:45 am
PDX
-
BIL
1 stop4h 22m
Delta
Deal found 5/25$257
This Delta deal was found by Cheapflights users on 5/26. 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 8/285:30 am
MSO
-
PDX
1 stop4h 07m
Delta
Fri 8/285:08 pm
PDX
-
MSO
1 stop6h 10m
Delta
Deal found 5/26$257
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 10/273:35 pm
BZN
-
PDX
Nonstop1h 52m
Alaska Airlines
Tue 11/310:31 am
PDX
-
BZN
Nonstop1h 39m
Alaska Airlines
Deal found 5/26$258
This Southwest deal was found by Cheapflights users on 5/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/157:00 pm
BZN
-
PDX
1 stop5h 55m
Southwest
Thu 7/165:35 pm
PDX
-
BZN
1 stop5h 00m
Southwest
Deal found 5/22$261

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 May 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$207
(Travelocity)

One-way from

$114
(Southwest)

Popular in

June

Cheapest in

September

Average price

$297

Good round-trip deal

$308 or less

Good one-way deal

$204 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. 20% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 26, 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

Wed 10/7

3:40 pm-7:58 pm

1 stop5h 18m

Portland

Wed 10/14

3:50 pm-10:21 pm

1 stop5h 31m

$227

MissoulaPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Sat 10/24

1:06 pm-1:42 pm

Nonstop1h 36m

Portland

Tue 10/27

10:48 am-1:26 pm

Nonstop1h 38m

$237

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 9/17

6:00 am-8:41 am

1 stop3h 41m

Portland

Tue 9/22

5:50 pm-10:40 pm

1 stop3h 50m

$237

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 8/20

8:25 am-11:40 am

1 stop4h 15m

Portland

Wed 8/26

9:29 am-2:34 pm

1 stop4h 05m

$237

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Mon 9/28

6:00 am-8:41 am

1 stop3h 41m

Portland

Sat 10/3

9:46 am-3:12 pm

1 stop4h 26m

$237
Quickest round-trip

MissoulaPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Thu 11/19

12:55 pm-1:32 pm

Nonstop1h 37m

Portland

Sat 11/21

11:10 am-1:36 pm

Nonstop1h 26m

$273

BozemanPortland

BZN - PDX

BZNPDX

Bozeman Gallatin Field

Thu 7/30

5:15 am-8:37 am

1 stop4h 22m

Portland

Sun 8/9

9:16 am-3:13 pm

1 stop4h 57m

$328

BillingsPortland

BIL - PDX

BILPDX

Billings Logan Intl

Wed 7/15

3:43 pm-4:46 pm

Nonstop2h 03m

Portland

Mon 7/20

12:13 pm-3:03 pm

Nonstop1h 50m

$332

HelenaPortland

HLN - PDX

HLNPDX

Helena

Wed 10/28

4:48 pm-9:59 pm

1 stop6h 11m

Portland

Sat 10/31

9:28 am-4:11 pm

1 stop5h 43m

$337

HelenaPortland

HLN - PDX

HLNPDX

Helena

Thu 10/1

5:18 pm-10:01 pm

1 stop5h 43m

Portland

Tue 10/6

9:28 am-4:11 pm

1 stop5h 43m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/23

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 May 26, 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 May 26, 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 82 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 1h 36m. Delta provides one of the quickest options available for as low as $237. Airlines will cover a distance of 416 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, Billings Logan Intl - Portland or Bozeman Gallatin Field - 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 (92%), Horizon Air (87%), Alaska Airlines( 86%).

  • What are the cheapest flights from Montana to Portland?

    On average you can expect to pay $420 for a flight from Montana to Portland. The cheapest flight overall is $168 while the most popular route, (Missoula Johnson-Bell Field - Portland) is currently priced at $257.

  • 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 May 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$124Average$301FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$137Average$313FlexibilityNo cancel feeOn-time75%
DeltaCheapest$156Average$381FlexibilityNo cancel feeOn-timeN/A

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