HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Missoula

$84+ Cheap flights from Portland to Missoula (PDX - MSO)

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 4/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MSO
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Missoula 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.

Cheapflights Tip: The best prices from Portland to Missoula Johnson-Bell Field are usually found in January or February, booked 58 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Portland to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$187
(Delta)

One-way from

$119
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$392

Good round-trip deal

$274 or less
Provider with most accurate pricing for Portland-Missoula Johnson-Bell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Missoula Johnson-Bell Field flights.
Search Deals
From Portland to Missoula Johnson-Bell Field
Search Deals
One-way flight from Portland to Missoula Johnson-Bell Field
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
Search Deals
Price to beat on a round-trip flight from Portland to Missoula Johnson-Bell Field.
Search Deals

Find flight deals from Portland to Missoula

Cheapest flights from Portland to Missoula
Explore the most affordable flight options available from Portland to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 3/23. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/310:30 amPDX - MSO
Nonstop1h 21mHawaiian Airlines
Mon 5/51:31 pmMSO - PDX
Nonstop1h 31mHawaiian Airlines
Deal found 3/23$177
This Delta deal was found by Cheapflights users on 3/23. 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 4/157:05 pmPDX - MSO
1 stop4h 28mDelta
Fri 4/186:15 pmMSO - PDX
1 stop6h 29mDelta
Deal found 3/23$187
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 5/219:47 pmPDX - MSO
Nonstop1h 19mAlaska Airlines
Tue 5/276:42 amMSO - PDX
1 stop3h 10mAlaska Airlines
Deal found 3/23$208
This Mytrip deal was found by Cheapflights users on 3/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/36:50 pmPDX - MSO
1 stop24h 21mMultiple Airlines
Mon 4/74:21 pmMSO - PDX
1 stop18h 59mMultiple Airlines
Deal found 3/23$307
This United Airlines deal was found by Cheapflights users on 3/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/93:56 pmPDX - MSO
2 stops20h 37mUnited Airlines
Sun 5/116:20 amMSO - PDX
1 stop17h 33mUnited Airlines
Deal found 3/23$485

Cheapflights Fare Finder

Customize your flight search to find flights from Portland to Missoula 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 March 25, 2025.
Use the filters below to find and compare flights from Portland to Missoula that are best for you.

Fly from

Portland

Fly to

Missoula

Route

Depart

Return

Price

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 5/3

10:30 am-12:51 pm

Nonstop1h 21m

Missoula Johnson-Bell Field

Mon 5/5

1:31 pm-2:02 pm

Nonstop1h 31m

$177

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Tue 4/15

7:05 pm-12:33 am

1 stop4h 28m

Missoula Johnson-Bell Field

Fri 4/18

6:15 pm-11:44 pm

1 stop6h 29m

$187

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Wed 5/21

9:47 pm-12:06 am

Nonstop1h 19m

Missoula Johnson-Bell Field

Tue 5/27

6:42 am-8:52 am

1 stop3h 10m

$208

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Thu 4/3

6:50 pm-8:11 pm

1 stop24h 21m

Missoula Johnson-Bell Field

Mon 4/7

4:21 pm-10:20 am

1 stop18h 59m

$307

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Fri 5/9

3:56 pm-1:33 pm

2 stops20h 37m

Missoula Johnson-Bell Field

Sun 5/11

6:20 am-10:53 pm

1 stop17h 33m

$485

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Thu 4/17

7:01 pm-8:16 pm

1 stop24h 15m

$84

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Mon 4/14

5:20 pm-11:57 pm

1 stop5h 37m

$98

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Mon 4/14

7:05 pm-12:33 am

1 stop4h 28m

$99

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Fri 6/6

9:47 pm-12:06 am

Nonstop1h 19m

$119

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 7/5

7:47 am-3:40 pm

1 stop6h 53m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Compare providers for flights from Portland to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Missoula in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula 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 Missoula

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Missoula. Price data was last updated on March 21, 2025.

Booking 23 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Missoula. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, October is the cheapest month in which you can book a flight from Portland to Missoula (average of $365). Flying from Portland to Missoula in June is currently the most expensive (average of $517). 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 MSO?

Find hourly flight availability from Portland to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 9% on flights from Portland to Missoula by exploring options for tickets in the afternoon.

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

Use this chart to determine the cheapest time to fly round-trip from Portland to Missoula. Price data was last updated on March 23, 2025.

Travelers seeking maximum savings on their Portland to Missoula flight should consider departing on Monday mornings 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 Missoula

Explore weekly flight availability from Portland to Missoula. 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 March 25, 2025.

The most flights from PDX to MSO 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).

Rainfall in Missoula by month

Plan your trip to Missoula by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missoula ranges from 0.7 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Missoula when rainfall is around 0.7 in.

Temperature in Missoula by month

Plan your trip to Missoula by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missoula, 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 December, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. 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 Missoula. Reviews last updated March 25, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Portland to Missoula have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,785 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,330 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,785 reviews

Food

7.1

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Portland to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Portland to Missoula?

    Missoula Johnson-Bell Field is the airport most travelers will use when flying to Missoula from Portland. Booking flights from Portland (PDX) to Johnson-Bell Field (MSO) should be relatively easy as there are 2 daily flights to Missoula from 2 different airlines. 1h 19m is how long a flight from Portland to Missoula Johnson-Bell Field will take if you book a nonstop flight.

  • What are the cheapest airlines flying from Portland to Missoula round-trip?

    According to our current data, Delta ($187), Hawaiian Airlines ($207), and Alaska Airlines ($227) offers the cheapest pricing from Portland to Missoula. These flights start at 45% lower than the current average price 3 months from now.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $119. Users have also found prices from $129 and $346 on Delta and United Airlines, respectively.

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

    Consider Hawaiian Airlines (77%), Alaska Airlines (77%) or Horizon Air (77%) when booking your flight. These represent the most reliable airlines when flying from Portland to Missoula.

  • What are the cheapest flights from Portland to Missoula?

    On average you can expect to pay $307 for a flight from Portland to Missoula. The cheapest flight overall is $207 while the most popular route, (Portland - Missoula Johnson-Bell Field) is currently priced at $177.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Portland to Missoula (average of $365). Flying from Portland to Missoula in June is currently the most expensive (average of $517). 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

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 Portland to Missoula

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Bozeman flights
Portland to Billings flights
Portland to Kalispell flights
Eugene to Bozeman flights
Redmond to Bozeman flights
Portland to Great Falls flights
Boise to Bozeman flights
Portland to Cody flights
Portland to Helena flights
Boise to Missoula flights
Medford to Billings flights
Boise to Billings flights
Boise to Kalispell flights
Portland to Butte flights
Eugene to Great Falls flights
Medford to Kalispell flights
Redmond to Missoula flights
Boise to Cody flights
Medford to Bozeman flights
Eugene to Kalispell flights
Medford to Great Falls flights
Boise to Butte flights
Eugene to Billings flights
Boise to Helena flights
Yakima to Helena flights
Yakima to Kalispell flights
Yakima to Missoula flights
Redmond to Helena flights
Redmond to Great Falls flights

Top 2 airlines flying from Portland to Missoula

Discover the top 2 airlines that operate flights from Portland to Missoula. 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$180Average$365FlexibilityNo cancel feeOn-time75%
DeltaCheapest$196Average$246FlexibilityNo cancel feeOn-timeN/A
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.