Cheap Flights from Philadelphia to Missoula

Compare Philadelphia to Missoula flight deals

Find the cheapest month or even day of the year to fly to Missoula

Book the best Missoula fare with no extra fees

Flight deals from Philadelphia to Missoula

Looking for a cheap last-minute deal or the best return flight from Philadelphia to Missoula Airport? If you want to travel next month, return fares start from ج.م.‏ 16,109. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Philadelphia to Missoula

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Philadelphia to Missoula flights are currently cheapest in July.

Philadelphia to Missoula: Alternative routes

Compare routes from Philadelphia to Missoula below. You may find an airport to fly into that's cheaper, faster, or easier than Missoula.

Philadelphia to Missoula: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 9,856
Cheapest month to flyJuly

Finding cheap flights from Philadelphia to Missoula: Frequently asked questions

The best price we found for a return flight from Philadelphia to Missoula is ج.م.‏ 16,109. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Philadelphia to Missoula. But we found flights with one stop from ج.م.‏ 16,109.
As of April 2026, there are no flights flying from Philadelphia to Missoula.
The cheapest month to fly from Philadelphia to Missoula is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Philadelphia to Missoula Airport on Saturday, 9 May 2026.
No airlines currently offer direct flights between Philadelphia and Missoula Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Missoula but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Missoula is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Missoula is Frontier Airlines .

Flying from Philadelphia to Missoula International Airport (MSO): What you need to know

  • Begin planning your trip by checking out the best departure point for your flight from Philadelphia to Missoula International Airport (MSO). Explore your options for taking off from Philadelphia International Airport (PHL) or Trenton-Mercer Airport (TTN), two of the city's main airports.

  • The timezone in Missoula is UTC-6, which is two hours behind Philadelphia. Missoula International Airport is located in Missoula.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Be at the airport with enough time to catch your flight from Philadelphia to MSO.

  • With more travellers during high season, you'll want to get to your terminal earlier than usual. Two hours for domestic flights and up to four for international journeys will help you stay ahead of the crowds.

Airports in Philadelphia

Philadelphia International Airport (PHL)

  • The journey from central Philadelphia to PHL takes about 45 minutes on public transport. If you drive, ride-share or get a cab, you'll cover the 19 kilometres in 15 minutes or so, depending on traffic conditions.

  • In search of a convenient hotel close to Philadelphia International Airport? If you've booked an early flight from Philadelphia to Missoula International Airport, these accommodation options will have you sleeping moments from check-in:

  • Of all flights departing from Philadelphia International Airport, 78.93% land on schedule at their destination.

  • You'll find PHL at 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

  • TTN is around 56 kilometres from central Philadelphia. It'll take you 40 minutes or so to get to the airport if you're driving from the city centre. Public transport takes approximately 1 hour 45 minutes.

  • Want to enjoy an extra night away before catching your Philadelphia to MSO flight? Kick back in a hotel near Trenton-Mercer Airport before your break officially begins. These stays are calling your name:

  • Trenton-Mercer Airport has a strong track record for reliability and timeliness. 82.45% of flights leaving here meet their scheduled arrival times without fail.

  • TTN is located at Scotch Road, Terminal Building.

About Missoula International Airport (MSO)

Getting from Missoula International Airport (MSO) to central Missoula

  • Missoula International Airport is around 11 kilometres from the centre of Missoula. It takes around 10 minutes or so to get to the city by car.

  • It typically takes 35 minutes if you're using public transport.

How to find the cheapest flights from Philadelphia to Missoula International Airport (MSO)

  • The lowest price we've found for a one-way ticket from Philadelphia to Missoula International Airport is ج.م.‏ 9,856. For a return flight on this route, the best price is ج.م.‏ 16,109. Depending on how early you book and the availability, these fares could change.

  • Don't leave everything to the last moment. You're more likely to find cheap flights from Philadelphia to MSO if you book early. Airlines often have some excellent early bird rates.

  • The 'Whole month' tool will show you the cheapest Philadelphia to Missoula International Airport tickets across the month. It's an easy way to snap up a bargain if your trip dates aren't set in stone.

  • There's no need to search every day to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment a lower fare pops up on flight tickets from Philadelphia to MSO.

  • Find the best deal on a flight from Philadelphia to Missoula International Airport with the help of the filters. Choose your preferred departure and arrival times, airlines and number of stops. You can also sort your results by 'Cheapest,' 'Fastest' or 'Best.'

The best time to fly from Philadelphia to Missoula International Airport (MSO)

  • February is the quietest month for flights from Philadelphia to Missoula International Airport (MSO), while July is the busiest. Choose the ideal time to go to Missoula based on whether you like a laid-back vibe or a lively atmosphere.

  • The warmest month in Missoula is July, with temperatures ranging between 8ºC and 33ºC. Lock in your Philadelphia to MSO flight ticket then if that's your ideal forecast.

  • Look for cheap tickets from Philadelphia to Missoula International Airport in December if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -15ºC and 3ºC.

More about Missoula

Explore more of the United States

  • You've visited Missoula, now it's time to discover more of the United States. Travel about 257 kilometres west to Spokane to check off its popular sights. From Spokane Falls (Upper Falls) to Riverside State Park and Riverside State Park - Equestrian Campground and Day-Use, there's plenty to keep you on the go.

  • Spokane Valley is another essential stop in the United States and is around 257 kilometres west of Missoula. No trip is complete without experiencing Nodland Cellars, Bead Lake Loop and Appleway Trail.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.