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Cheap flights from Portland to Missoula from $78

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Missoula departing on 2/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Alaska Airlines Logo
9:30 pm - 11:55 pmPDX-MSO
1h 25mnonstop
Alaska Airlines Logo
1:12 pm - 1:50 pmMSO-PDX
1h 38mnonstop
$137Alaska Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
Hawaiian Airlines Logo
7:44 pm - 12:26 amPDX-MSO
3h 42m1 stop
Hawaiian Airlines Logo
5:30 am - 6:16 amMSO-PDX
1h 46mnonstop
$146Hawaiian Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 8
Alaska Airlines Logo
11:11 am - 1:34 pmPDX-MSO
1h 23mnonstop
Alaska Airlines Logo
5:30 am - 6:16 amMSO-PDX
1h 46mnonstop
$147Alaska Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11
Hawaiian Airlines Logo
7:44 pm - 12:26 amPDX-MSO
3h 42m1 stop
Hawaiian Airlines Logo
6:29 am - 10:50 amMSO-PDX
5h 21m1 stop
$150Hawaiian Airlines
Find Deal
Sat, Dec 6 - Mon, Dec 8
Delta Logo
6:00 am - 11:59 amPDX-MSO
4h 59m1 stop
Delta Logo
12:40 pm - 8:59 pmMSO-PDX
9h 19m2 stops
$152Delta
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Tue, Jan 13 - Tue, Jan 20
Delta Logo
5:25 am - 12:33 pmPDX-MSO
6h 08m1 stop
Delta Logo
5:00 am - 9:10 amMSO-PDX
5h 10m1 stop
$157Delta
Find Deal
Sat, Dec 6 - Thu, Dec 11
Delta Logo
2:23 pm - 11:29 pmPDX-MSO
8h 06m2 stops
Delta Logo
5:00 am - 9:10 amMSO-PDX
5h 10m1 stop
$162Delta
Find Deal
Sat, Dec 6 - Thu, Dec 11
Alaska Airlines Logo
11:11 am - 1:34 pmPDX-MSO
1h 23mnonstop
Alaska Airlines Logo
6:29 am - 10:50 amMSO-PDX
5h 21m1 stop
$167Alaska Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
Alaska Airlines Logo
10:30 am - 3:31 pmPDX-MSO
4h 01m1 stop
Alaska Airlines Logo
6:23 am - 9:29 amMSO-PDX
4h 06m1 stop
$176Alaska Airlines
Find Deal
Thu, Jan 29 - Sun, Feb 1
Alaska Airlines Logo
11:11 am - 1:34 pmPDX-MSO
1h 23mnonstop
Alaska Airlines Logo
6:29 am - 10:50 amMSO-PDX
5h 21m1 stop
$177Alaska Airlines
Find Deal
Sat, Dec 6 - Thu, Dec 11

Alaska Airlines flights from Portland to Missoula

Our best Alaska Airlines deals on Portland to Missoula flight tickets
Alaska Airlines
Dec 3
PDX9:30 pmPortland
1h 25m
MSO11:55 pmMissoula Johnson-Bell Field
Dec 10
MSO1:12 pmMissoula Johnson-Bell Field
1h 38m
PDX1:50 pmPortland
$137
Find similar
Alaska Airlines
Dec 6
PDX11:11 amPortland
1h 23m
MSO1:34 pmMissoula Johnson-Bell Field
Dec 11
MSO5:30 amMissoula Johnson-Bell Field
1h 46m
PDX6:16 amPortland
$147
Find similar
Alaska Airlines
Dec 3
PDX11:11 amPortland
1h 23m
MSO1:34 pmMissoula Johnson-Bell Field
Dec 10
MSO6:29 amMissoula Johnson-Bell Field
5h 21m
1 stop
PDX10:50 amPortland
$167
Find similar

Delta flights from Portland to Missoula

Our best Delta deals on Portland to Missoula flight tickets
Delta
Jan 13
PDX6:00 amPortland
4h 59m
1 stop
MSO11:59 amMissoula Johnson-Bell Field
Jan 20
MSO12:40 pmMissoula Johnson-Bell Field
9h 19m
2 stops
PDX8:59 pmPortland
$152
Find similar
Delta
Dec 6
PDX5:25 amPortland
6h 08m
1 stop
MSO12:33 pmMissoula Johnson-Bell Field
Dec 11
MSO5:00 amMissoula Johnson-Bell Field
5h 10m
1 stop
PDX9:10 amPortland
$157
Find similar
Delta
Dec 6
PDX2:23 pmPortland
8h 06m
2 stops
MSO11:29 pmMissoula Johnson-Bell Field
Dec 11
MSO5:00 amMissoula Johnson-Bell Field
5h 10m
1 stop
PDX9:10 amPortland
$162
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated November 4, 2025.
Use the filters below to find and compare flights from Portland to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Wed 12/3

9:30 pm-11:55 pm

Nonstop1h 25m

Missoula Johnson-Bell Field

Wed 12/10

1:12 pm-1:50 pm

Nonstop1h 38m

$137

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 12/6

7:44 pm-12:26 am

1 stop3h 42m

Missoula Johnson-Bell Field

Mon 12/8

5:30 am-6:16 am

Nonstop1h 46m

$146

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

Sat 12/6

7:44 pm-12:26 am

1 stop3h 42m

Missoula Johnson-Bell Field

Mon 12/8

6:29 am-10:50 am

1 stop5h 21m

$150

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Tue 1/13

6:00 am-11:59 am

1 stop4h 59m

Missoula Johnson-Bell Field

Tue 1/20

12:40 pm-8:59 pm

2 stops9h 19m

$152

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 12/6

5:25 am-12:33 pm

1 stop6h 08m

Missoula Johnson-Bell Field

Thu 12/11

5:00 am-9:10 am

1 stop5h 10m

$157

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 12/6

2:23 pm-11:29 pm

2 stops8h 06m

Missoula Johnson-Bell Field

Thu 12/11

5:00 am-9:10 am

1 stop5h 10m

$162

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Wed 12/3

11:11 am-1:34 pm

Nonstop1h 23m

Missoula Johnson-Bell Field

Wed 12/10

6:29 am-10:50 am

1 stop5h 21m

$167

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Thu 1/29

10:30 am-3:31 pm

1 stop4h 01m

Missoula Johnson-Bell Field

Sun 2/1

6:23 am-9:29 am

1 stop4h 06m

$176

PortlandMissoula

PDX - MSO

PDXMSO

Portland

Sat 12/6

11:11 am-1:34 pm

Nonstop1h 23m

Missoula Johnson-Bell Field

Thu 12/11

6:29 am-10:50 am

1 stop5h 21m

$177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missoula from

How to get the cheapest flight ticket from Portland to Missoula

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Missoula?

What is the cheapest month to fly to Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from Portland, with most prices found around $226. If you are unable to visit Missoula during the month of January, then departing from Portland during the month February is also very affordable. Most momondo users find prices during this month for around $232.

What is the cheapest day to depart on your flight to Missoula?

On average, the least expensive day to fly to Missoula from Portland is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $268. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $527.

What is the cheapest time of day to depart on your flight to Missoula?

The cheapest time of day to fly to Missoula is in the evening when flights can be purchased for as low as $274. Flights at noon are often more expensive with an average ticket price of $508.

What is the cheapest Portland to Missoula Johnson-Bell Field flight route?

Fly from Portland to Missoula Johnson-Bell Field for the best Portland - Missoula Johnson-Bell Field flight prices

How far in advance should I book a flight to Missoula?

You are more likely to see cheaper flights to Missoula from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Missoula for around $333 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missoula from Portland for as low as $185 on momondo.

What cabin class options are available on Portland to Missoula Johnson-Bell Field flights?

There are 2 cabin classes available to choose from on Portland to Missoula Johnson-Bell Field flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Portland to Missoula flights?

You could potentially save up to 36% on your flight if you consider stops on a Portland to Missoula flight.

How have Portland to Missoula flight prices changed over time?

As of November 2025, prices for Portland to Missoula flights are approximately 0% more expensive when compared to flights at the same time last year.

When to book flights from Portland to Missoula

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Missoula according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Missoula (PDX to MSO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Missoula

Best Price Found

$139

Fastest flight time

1h 21m

Direct flights

Every day

Airports in Missoula

1 airport
The best one-way flight to Missoula from Portland in the past 72 hours is $139. The best round-trip flight deal from Portland to Missoula found on momondo in the last 72 hours is $207.
The fastest flight from Portland to Missoula takes 1h 21m
Direct flights go from Portland to Missoula every day.
There is 1 airport near Missoula: Missoula Johnson-Bell Field (MSO)
Search flight deals

  • How far is Portland to Missoula Johnson-Bell Field by plane?

    Missoula Johnson-Bell Field is 425.0 mi away from Portland. By plane, this route typically takes 1h 21m.

  • When did momondo last update prices for flights from Portland Airport to Missoula Johnson-Bell Field Airport?

    Prices for flights from Portland Airport to Missoula Johnson-Bell Field Airport were last updated today.

  • How many operators does momondo search for flights from Portland Airport to Missoula Johnson-Bell Field Airport?

  • How old do you have to be to fly from Portland Airport to Missoula Johnson-Bell Field Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Missoula Johnson-Bell Field Airport.

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The travel and health documents required for your trip to Missoula Johnson-Bell Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missoula Johnson-Bell Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Portland to Missoula?

  • What is the most popular airline from Portland to Missoula?

Best airlines flying from Portland to Missoula

Compare and see reviews for airlines that fly from Portland to Missoula with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $167Free CancellationRating
7.8
2,799 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $167Free CancellationRating
8.0
11,237 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Portland to Missoula

    Alaska Airlines flies from Portland to Missoula around 14 times per week, with 11,237 momondo users rating the airline 8.0/10. The cheapest Alaska Airlines deal from Portland to Missoula in the last 72 hours was $167 (round-trip), much lower than the average airfare cost of $347 for Alaska Airlines flights on this route.

  • Hawaiian Airlines Flights From Portland to Missoula

    The best Hawaiian Airlines deal for Portland to Missoula flight tickets found on momondo in the last 72 hours was $167, round-trip. It should be noted that an average Hawaiian Airlines flight deal for this route in this time was higher, at $267 round-trip. Hawaiian Airlines operates 14 flights out of Portland into Missoula in an average week, so prices vary by time and availability. 2,799 Hawaiian Airlines reviews by users on momondo have scored the airline at 7.8/10.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Missoula?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Missoula for you.

Can I find flights from Portland to Missoula with flexible booking policies on momondo?

Yes. All flights to Missoula from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Missoula?

momondo provides multiple filters to help you find the best flight to Missoula from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Missoula right now. Can momondo alert me if prices change?

Price alerts on flights to Missoula from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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