Cheap flights from Maine to Missoula (MSO) from $594

When flying from Maine to Missoula, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Located just 5.5 mi from the city center, Missoula Johnson-Bell Field (MSO) is the airport most travelers will use when flying to Missoula from Maine.

American Airlines and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Yes, there are multiple flights from Maine to Missoula for under $600. The cheapest flight booked recently is on American Airlines for just $594, but on average you can expect to pay $718.

While on average a flight from Maine to Missoula is generally $902, our data shows the cheapest flight currently is $423. When looking at the most popular route, (Portland - Missoula Johnson-Bell Field), you can expect to pay $668 for that flight.

Great question - PWM to MSO just means Portland Airport to Missoula Johnson-Bell Field Airport. Now you’ll know what these unique codes when you look for flights! Bangor Airport (BGR), Augusta Airport (AUG), Bar Harbor Airport (BHB), Rockland Knox County Regional Airport (RKD), Presque Isle Airport (PQI) are other airports near this flight route and their unique identifiers/IATA codes.