HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news

Cheap flights from Portland to Missoula (PWM - MSO) from $435

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/19. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PWM — MSO
May 4 — May 111
From?
To?
Sat 5/4
Sat 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Cheap flight deals from Portland to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 April 29, 2024.

Round-trip from

$402
From Portland to Missoula Johnson-Bell Field
Search Deals

What is the cheapest day to fly round-trip from Portland, Maine to Missoula?

Departing on a Sunday is a good option for securing a great price. You can expect to save up to 30% when planning your travel around this day of the week.

When is the cheapest time to fly from Portland, Maine to Missoula (PWM - MSO)?

One of the essential ways to save on airfare from Portland, Maine to Missoula is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 11% on airfare.

Cheap United Airlines flights from Portland to Missoula

Explore cheap flight options specifically provided by United Airlines for the route between Portland and Missoula. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 29, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from Portland to Missoula. Be sure to come back soon if the deals available don't appeal to you at this time.
Sat 8/246:00 amPWM - MSO
2 stops11h 59mUnited Airlines
Tue 8/2710:45 amMSO - PWM
2 stops11h 14mUnited Airlines
Deal found 4/27$448
Tue 8/276:00 amPWM - MSO
1 stop7h 53mUnited Airlines
Tue 9/310:45 amMSO - PWM
2 stops21h 46mUnited Airlines
Deal found 4/29$482
Tue 8/275:30 amPWM - MSO
2 stops9h 57mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops19h 15mUnited Airlines
Deal found 4/29$487
Tue 8/276:00 amPWM - MSO
1 stop7h 53mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops15h 26mUnited Airlines
Deal found 4/28$512
Sat 8/245:30 amPWM - MSO
2 stops12h 29mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops19h 38mUnited Airlines
Deal found 4/29$517
Sat 8/245:30 amPWM - MSO
2 stops12h 29mUnited Airlines
Tue 8/276:30 amMSO - PWM
1 stop7h 16mUnited Airlines
Deal found 4/27$518
Thu 9/53:45 pmPWM - MSO
1 stop26h 14mUnited Airlines
Sat 9/145:05 pmMSO - PWM
2 stops12h 50mUnited Airlines
Deal found 4/29$551
Thu 9/54:50 pmPWM - MSO
2 stops18h 59mUnited Airlines
Sat 9/145:05 pmMSO - PWM
2 stops12h 50mUnited Airlines
Deal found 4/29$556
Sat 8/246:00 amPWM - MSO
2 stops11h 59mUnited Airlines
Tue 8/276:30 amMSO - PWM
2 stops23h 25mUnited Airlines
Deal found 4/28$562

Cheap Sun Country Air flights from Portland to Missoula

Explore cheap flight options specifically provided by Sun Country Air for the route between Portland and Missoula. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 29, 2024.
Some of the lowest-priced Sun Country Air flights we've found at this time heading from Portland to Missoula. Deals are refreshing constantly so come back soon for more options.
Fri 7/191:33 pmPWM - MSO
1 stop22h 50mSun Country Air
Wed 8/711:15 amMSO - PWM
1 stop22h 46mSun Country Air
Deal found 4/28$450
Fri 8/161:35 pmPWM - MSO
1 stop22h 48mSun Country Air
Sat 8/2411:15 amMSO - PWM
1 stop23h 05mSun Country Air
Deal found 4/29$490
Fri 8/161:35 pmPWM - MSO
1 stop22h 48mSun Country Air
Sat 8/2411:15 amMSO - PWM
1 stop23h 05mSun Country Air
Deal found 4/28$510

Cheap Portland to Missoula flights in April & May 2024

Find cheap flight options from Portland to Missoula specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Prices were last updated on April 29, 2024.
These are some of the most attractive deals on flights from Portland to Missoula in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 5/136:30 pmPWM - MSO
2 stops20h 51mUnited Airlines
Sat 5/182:23 pmMSO - PWM
2 stops18h 23mUnited Airlines
Deal found 4/29$691
Mon 5/137:45 amPWM - MSO
3 stops15h 49mAmerican Airlines
Sat 5/186:00 amMSO - PWM
2 stops14h 44mAmerican Airlines
Deal found 4/28$1,133
Mon 5/137:45 amPWM - MSO
3 stops15h 49mAmerican Airlines
Sat 5/186:00 amMSO - PWM
3 stops13h 59mAmerican Airlines
Deal found 4/28$1,214

Portland to Missoula 2024 flight deals

Discover exclusive flight deals for travel between Portland and Missoula in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,948,547 searches. Data last updated April 29, 2024.
These are some of the most attractive deals on flights from Portland to Missoula in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Fri 7/191:33 pmPWM - MSO
1 stop22h 50mSun Country Air
Wed 8/711:15 amMSO - PWM
1 stop22h 46mSun Country Air
Deal found 4/29$435
Sat 8/246:00 amPWM - MSO
2 stops11h 59mUnited Airlines
Tue 8/2710:45 amMSO - PWM
2 stops11h 14mUnited Airlines
Deal found 4/27$448
Fri 7/191:33 pmPWM - MSO
1 stop22h 50mSun Country Air
Wed 8/711:15 amMSO - PWM
1 stop22h 46mSun Country Air
Deal found 4/28$450
Tue 8/276:00 amPWM - MSO
1 stop7h 53mUnited Airlines
Tue 9/310:45 amMSO - PWM
2 stops21h 46mUnited Airlines
Deal found 4/29$482
Tue 8/275:30 amPWM - MSO
2 stops9h 57mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops19h 15mUnited Airlines
Deal found 4/29$487
Fri 8/161:35 pmPWM - MSO
1 stop22h 48mSun Country Air
Sat 8/2411:15 amMSO - PWM
1 stop23h 05mSun Country Air
Deal found 4/29$490
Fri 8/161:35 pmPWM - MSO
1 stop22h 48mSun Country Air
Sat 8/2411:15 amMSO - PWM
1 stop23h 05mSun Country Air
Deal found 4/28$510
Tue 8/276:00 amPWM - MSO
1 stop7h 53mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops15h 26mUnited Airlines
Deal found 4/28$512
Sat 8/245:30 amPWM - MSO
2 stops12h 29mUnited Airlines
Tue 9/35:05 pmMSO - PWM
2 stops19h 38mUnited Airlines
Deal found 4/29$517

Find flights from Portland to Missoula within your budget

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 2,948,547 searches. Data last updated April 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$448 - $587

Route

Depart

Return

Price

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Sat 8/24

2 stops11h 59m

Missoula Johnson-Bell Field

Tue 8/27

2 stops11h 14m

$448

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Fri 7/19

1 stop22h 50m

Missoula Johnson-Bell Field

Wed 8/7

1 stop22h 46m

$450

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Tue 8/27

1 stop7h 53m

Missoula Johnson-Bell Field

Tue 9/3

2 stops21h 46m

$482

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Tue 8/27

2 stops9h 57m

Missoula Johnson-Bell Field

Tue 9/3

2 stops19h 15m

$487

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Fri 8/16

1 stop22h 48m

Missoula Johnson-Bell Field

Sat 8/24

1 stop23h 05m

$490

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Fri 8/16

1 stop22h 48m

Missoula Johnson-Bell Field

Sat 8/24

1 stop23h 05m

$510

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Tue 8/27

1 stop26h 17m

Missoula Johnson-Bell Field

Tue 9/3

1 stop7h 21m

$532

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Fri 8/16

1 stop26h 17m

Missoula Johnson-Bell Field

Sat 8/24

2 stops20h 03m

$561

PortlandMissoula Johnson-Bell Field

PWM - MSO

PWMMSO

Portland

Sat 8/24

2 stops14h 22m

Missoula Johnson-Bell Field

Tue 8/27

1 stop24h 43m

$587

Flights are sorted by cheapest first

Deals found on 4/27

When is the cheapest time to fly from Portland, Maine to Missoula?

Use this chart to determine the cheapest time to fly round-trip from Portland to Missoula. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland, Maine to Missoula flight should consider departing on Monday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Missoula by month

Plan your trip from Portland to Missoula by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Missoula is currently $0 while a round-trip flight costs $505. Price data was last updated on April 21, 2024.

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Missoula (average of $402). Flying from Portland, Maine to Missoula in June is currently the most expensive (average of $568). 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.

January

$402

February

$445

March

$525

April

$518

May

$509

June

$568

July

$566

August

$488

September

$488

October

$483

November

$484

December

$488

Temperature and rainfall in Missoula by month

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

MSO

Temperature

24.8 - 68 °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 April 29, 2024.
To help decide which airline to fly from Portland to Missoula, see what other customers have to say about United Airlines, Sun Country Air and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,913 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Entertainment

8.0

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Delta
8.1
Very good
10,913 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Entertainment

8.0

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

United Airlines
7.4
Good
11,202 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Entertainment

8.0

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

American Airlines
7.3
Good
14,834 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Entertainment

8.0

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

Sun Country Air
7.3
Good
656 reviews
Delta
8.1
Very good
10,913 reviews
Check prices

Boarding

8.2

Food

7.4

Crew

8.6

Entertainment

8.0

Overall

8.1

Comfort

7.9

Reviews

1 / 10

Terrible flight crew that skipped our row for service multiple times.

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.

  • Can I find flights from Portland, Maine to Missoula for under $500 on Cheapflights?

    Yes, there are multiple flights from Portland, Maine to Missoula for under $500. The cheapest flight booked recently is on United Airlines for just $448, but on average you can expect to pay $532.

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

    Cheapflights users have booked flights from Portland, Maine to Missoula round-trip from $448. Other airlines that can offer you cheap pricing are Sun Country Air, from $450, and American Airlines, from $532.

  • What are the most popular airlines that fly from Portland, Maine to Missoula?

    American Airlines, Delta and United Airlines are the most popular airlines when flying from Portland, Maine to Missoula.

  • What does PWM to MSO mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Portland Airport to Missoula Johnson-Bell Field Airport flight would often be abbreviated as a PWM to MSO flight.

  • Can I find deals for flights from Portland to Missoula that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to Missoula flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to Missoula with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Missoula flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Portland to Missoula that allow pets onboard?

    Many airlines flying from Portland to Missoula offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to Missoula?

    Yes, you can often find last-minute deals on Portland to Missoula flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland, Maine to Missoula flight deals updated?

    The Portland, Maine to Missoula flight deals you see on this page were last updated on 4/29.

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
Bangor to Bozeman flights
Bangor to Butte flights
Bangor to Helena flights
Portland to Great Falls flights
Portland to Helena flights

Top 3 airlines flying from Portland to Missoula

Discover the top 3 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 2,948,547 searches. Data last updated April 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$387Average$617FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$492Average$672FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$528Average$674FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Florida to New York flights
Washington, D.C. Reagan-National Airport to Orlando flights
San Francisco to Chicago flights
USA to Manila flights
USA to Kenya flights
San Antonio to Las Vegas flights
St. Louis to Chicago flights
New Orleans to Orlando flights
Miami to The Bahamas flights
Las Vegas to San Diego flights
USA to France flights
Portland, Maine to Minneapolis flights

Search flights from Portland to Missoula by cabin class

Find flights from Portland to Missoula, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
Flights to Perugia Sant Egidio
Flights to Biarritz Parme
Flights to Argostoli Cephalonia
Flights to Melilla
Flights to Milas–Bodrum
Flights to Girona Costa Brava
Flights to Hakodate
Flights to Fez Sais
Flights to Constantine Ain El Bey
Flights to Zakynthos Dionsios Salomos
Flights to Bourgas
Flights to Bodø
Flights to Reggio Calabria Tito Menniti
Flights to Bastia Poretta
Flights to Skiathos
Flights to Kalamata
Flights to Batumi
Flights to Menorca/Mahon
Flights to Kristiansand Kjevik
Flights to Champaign University-Willard
Flights to Kagoshima
Flights to Ohrid
Flights to Clermont-Ferrand Aulnat
Flights to Parikia Paros

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Missoula?

Cheapflights helps you search for flights from Portland to Missoula via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Portland to Missoula?

Cheapflights helps you find that perfect flight to Missoula from Portland by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Portland to Missoula with no change fees?

Yes! Cheapflights helps users easily find flights from Portland to Missoula with no change fees.

Can Cheapflights notify me if prices for flights from Portland to Missoula become cheaper?

Not ready to book yet? You can track prices for flights from Portland to Missoula on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.
View all available airlines