Cheap flights from Missoula to Portland (MSO - PDX) from $160

This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
MSO — PDX
Sep 26 — Oct 31

The best prices from Missoula Johnson-Bell Field to Portland are usually found in September or January, booked 45 days in advance, depart on a Saturday or Thursday and return on a Monday

How to find the cheapest flight from Missoula (MSO) to Portland (PDX)

All the information you need to plan the best MSO to PDX flight in 2023: compare Missoula to Portland flight prices with the expected peak season, weather and rainfall in Portland.

Popular in

July

Cheapest in

September

Average price

$317

Round-trip from

$278
High demand for flights, 29% potential price rise
Best time to find cheap flights, 29% potential price drop
Average for round-trip flights in September 2023
From Missoula Johnson-Bell Field to Portland

MSO - PDX

Price

$278 - $500

PDX

Temperature

41 - 69.8 °F

PDX

Rainfall

0.7 - 5.6 inches

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

It’s generally more expensive to depart on a Friday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Users have found that booking a flight from Missoula to Portland at least 45 days early can save you up to 99% on average compared to booking a flight this week. If booking 45 days before your flight isn’t an option for you, users have found flights from Missoula to Portland for as little as $549 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $800 for flights departing within the next 3 days.

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

September can be a great time to fly to Portland from Missoula with a flight ticket averaging about $446. Cheapflights users have found deals in the month of September for as cheap as $227. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Missoula to Portland (MSO - PDX)?

It’s optimal to fly from Missoula to Portland in the afternoon. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the morning.

Cheap United Airlines flights from Missoula to Portland

Peruse some of the lowest-priced United Airlines flights we've found from Missoula to Portland. Make sure to check back often as deals are often changing.

Cheap Delta flights from Missoula to Portland

Have a look at some of the cheapest available Delta flights departing from Missoula and landing in Portland. Deals are refreshing constantly so come back soon for more options.

Cheap Missoula to Portland flights in September & October 2023

The best prices found for MSO to PDX flights for September, October
Scroll through some of the best deals on flights from Missoula to Portland in 2023. Check back soon for alternative fares.

Missoula to Portland 2023 flight deals

Cheap flights to Portland from Missoula found for this year
Scroll through some of the best deals on flights from Missoula to Portland in 2023. Check back soon for alternative fares.

Missoula to Portland flights leaving soon

Late deals on return flights to Portland from Missoula, departing today and this week
Consider one of these great deals we found on last-minute flights from Missoula to Portland. Users should be sure to double check the price, date, and time of their last-minute flight.

One-way flights to Portland from Missoula

The cheapest one-way flights from Missoula to Portland
Users traveling one-way from Missoula to Portland can select one of these great deals. Users can also find round-trip Missoula to Portland flights by using the search form above.

Find flights from Missoula to Portland within your budget

Use the slider to find flights from Missoula to Portland that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$297 - $595

Route

Depart

Return

Price

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Fri 10/27

1 stop4h 31m

Portland

Sun 10/29

1 stop4h 36m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Wed 11/8

2 stops6h 24m

Portland

Mon 11/13

1 stop4h 22m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Wed 1/17

1 stop5h 17m

Portland

Sat 1/20

1 stop4h 40m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Fri 10/27

2 stops9h 49m

Portland

Sun 10/29

1 stop4h 36m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Wed 1/17

2 stops7h 19m

Portland

Sat 1/20

1 stop4h 40m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Wed 1/17

2 stops13h 26m

Portland

Sat 1/20

2 stops9h 45m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Fri 10/20

2 stops28h 30m

Portland

Sun 10/22

1 stop3h 15m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Thu 10/19

1 stop15h 31m

Portland

Thu 10/26

1 stop25h 19m

Missoula Johnson-Bell FieldPortland

MSO - PDX

MSOPDX

Missoula Johnson-Bell Field

Wed 11/22

1 stop26h 14m

Portland

Tue 11/28

2 stops28h 23m

Flights are sorted by cheapest first

Deals found on 9/19

Reviews of airlines servicing Portland

See what other customers who have flown with United Airlines and Delta from Missoula to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Food

7.2

Overall

8.1

Comfort

8.0

Entertainment

7.2

Boarding

8.3

Crew

8.6

Reviews

1 / 10

Flight departed on time and landed a little early. Friendly staff, and they did two passes with drinks and complimentary snacks.

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Food

7.2

Overall

8.1

Comfort

8.0

Entertainment

7.2

Boarding

8.3

Crew

8.6

Reviews

1 / 10

Flight departed on time and landed a little early. Friendly staff, and they did two passes with drinks and complimentary snacks.

Delta
7.9
Good
3,019 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Food

7.2

Overall

8.1

Comfort

8.0

Entertainment

7.2

Boarding

8.3

Crew

8.6

Reviews

1 / 10

Flight departed on time and landed a little early. Friendly staff, and they did two passes with drinks and complimentary snacks.

United Airlines
7.4
Good
1,890 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Food

7.2

Overall

8.1

Comfort

8.0

Entertainment

7.2

Boarding

8.3

Crew

8.6

Reviews

1 / 10

Flight departed on time and landed a little early. Friendly staff, and they did two passes with drinks and complimentary snacks.

Related info for your journey

Useful info, stats and facts about Missoula to Portland flights.

Can I find flights from Missoula to Portland for under $300 on Cheapflights?

Yes, there are multiple flights from Missoula to Portland for under $300. The cheapest flight booked recently is on Delta for just $297, but on average you can expect to pay $491.

Are there last-minute flights available from Missoula to Portland for under $700?

There are currently 6+ open flights from Missoula to Portland within the next 7 days for less than $700.

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

Our cheapest airline available from Missoula to Portland is Delta. Our recent data shows that you can find tickets from as low as $297 on this airline. Additional options worth looking into are United Airlines and Alaska Airlines, starting at $386 and $574 round-trip. You may be able to fly from Missoula to Portland for 33% less than the average price by searching for these airlines.

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

$263 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $329 and $383, respectively.

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

What are the most reliable airlines from Missoula to Portland?

Consider Alaska Airlines (100%), Horizon Air (100%) or British Airways (100%) when booking your flight. These represent the most reliable airlines when flying from Missoula to Portland.

What does MSO to PDX mean?

MSO stands for Missoula Johnson-Bell Field Airport, while PDX stands for Portland Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry.

Alternative routes for Missoula to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Missoula to Portland

The chart below displays the airlines Cheapflights users traveling from Missoula to Portland choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$203Average$656FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$204Average$454FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
DeltaCheapest$215Average$396FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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