$139 Find Cheap Flights from Portland to Missoula - Compare and Save

MSO airport allows animal travelers and offers reliable pet facilities. Outside the baggage claim, an outdoor animal relief area features a pet waste bag dispenser, receptacles, and a grassy area. You can take your furry friend or service animal to relieve themselves after a long flight here.

Several lounges are available at Missoula airport, each with distinctive features for passengers to spend their downtime and relax. They include; Quiet Haven Lounge located in the terminal building which does not charge its passengers for using it. The lounge features a fireplace, magazines and a restroom. First Class Lounge is designated for first-class passengers only offering excellent amenities such as continental breakfast and conference facilities.

PDX airport has multiple parking options accessible by travelers. The Multi-Level Garage provides efficient parking spaces for short-term parking and is located opposite the terminal. The Long-Term Surface is designated for long stays. Find it next to the garage. Remote Economy Car Park offers economy parking to travelers, and shuttles relocate passengers from the car park to outside the baggage reclaims.

The best means of transportation is the airport shuttle. This shuttle is convenient to use as it provides speedy and dependable service. The shuttle runs 24/7 and can be used by everyone. Alternatively, you can use a taxi or a private car.

Among airlines operating Portland to Missoula flights:

• Alaska Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Only Alaska Airlines operates flights between Portland and Missoula.

Flights from Portland to Missoula usually depart from Portland (PDX) and arrive at Missoula Johnson-Bell Field (MSO).

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so travelers should check the fare details before booking.

Two cabin classes are available on flights from Portland to Missoula:

• Economy Class
• Business Class

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $366 round-trip, compared to $486 via a layover through Seattle/Tacoma Intl (SEA).

One-stop flights from Portland to Missoula most commonly connect through:

• Seattle/Tacoma Intl (SEA) - 78% of one-stop connections
• San Francisco (SFO) - 11% of one-stop connections
• Salt Lake City (SLC) - 11% of one-stop connections

Seattle/Tacoma Intl (SEA) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 32% on the Portland to Missoula route. Wednesday is the cheapest departure day at $312 round-trip on average, while Monday is the most expensive at $458, a difference of $146. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Morning is the busiest departure period on Portland to Missoula flights, with 100% of flights leaving in that window. Afternoon departures account for 0%, evening flights for 0%, and night flights for 0%.

These are the earliest and latest flight times available from Portland to Missoula:

• Earliest: departs at 10:48 am and lands at 12:23 pm
• Latest: departs at 11:10 am and lands at 12:45 pm.

The flight takes about 1h 35m.

A nonstop flight from Portland to Missoula takes 1h 35m, covering 416 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $257 to $1,668. That means the highest observed fare was about 6x higher than the lowest one.

One-way fares from Portland to Missoula are currently lower than usual. Average one-way flight prices are about $160, which is 49% below the typical average for this route.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 04m, compared with 4h 10m via Seattle/Tacoma Intl (SEA) and 5h 48m via San Francisco (SFO).

Missoula is 1 hour ahead of Portland (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Missoula Johnson-Bell Field Airport (MSO) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:
• Dollar
• Budget
• Hertz
• Thrifty
• Avis

Round-trip flights from Portland to Missoula range from $285 to $515, with an average of $375 over the past 12 months. Anything below $285 counts as a good deal.