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Missoula

$192+ Cheap flights from Philadelphia to Missoula (PHL - MSO)

PHL — MSO
Dec 10 — Dec 171
Thu 12/10
Thu 12/17
1 adult, Economy
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Find cheap flights from Philadelphia to Missoula with Cheapflights

1. Tell us where you want to go

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2. Select your favorite providers

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3. Compare prices and book

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Cheap flight deals from Philadelphia to Missoula

Cheapest flights from Philadelphia to Missoula

Mon 12/76:59 pm -
1 stop7h 33m
Thu 12/106:25 pm -
1 stop9h 30m
Deal found 11/10$409
Thu 11/267:00 am -
1 stop10h 02m
Tue 12/12:03 pm -
1 stop13h 37m
Deal found 11/5$435
Thu 11/196:58 pm -
1 stop7h 22m
Sun 11/225:30 am -
2 stops10h 49m
Deal found 11/6$509
Fri 11/133:00 pm -
1 stop6h 57m
Mon 11/166:18 pm -
1 stop9h 37m
Deal found 11/7$529
Fri 11/133:00 pm -
1 stop6h 57m
Tue 11/176:18 pm -
2 stops13h 09m
Deal found 11/10$534

Find flight deals from Philadelphia to Missoula

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$409
(Delta)

One-way from

$192
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$767
Provider with most accurate pricing for Philadelphia-Missoula Johnson-Bell Field flight deals.
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Provider most trusted by Cheapflights users for Philadelphia-Missoula Johnson-Bell Field flights.
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From Philadelphia to Missoula Johnson-Bell Field
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One-way flight from Philadelphia to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 15% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in November 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Philadelphia to Missoula that are best for you.

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Route

Depart

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Price

Cheapest round-trip

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Wed 1/6

5:22 pm-4:57 pm

3 stops49h 35m

Missoula Johnson-Bell Field

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$192

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Thu 1/21

6:58 pm-12:47 am

1 stop7h 49m

Missoula Johnson-Bell Field

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$205

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Wed 1/6

7:46 am-1:36 pm

1 stop7h 50m

Missoula Johnson-Bell Field

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$205
Quickest round-trip

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Thu 1/7

7:00 am-12:34 pm

1 stop7h 34m

Missoula Johnson-Bell Field

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$205

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Sun 12/20

6:24 am-4:22 pm

2 stops11h 58m

Missoula Johnson-Bell Field

Wed 12/31

12:00 am-2:00 am

Nonstop0h 00m

$356

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Mon 12/7

6:59 pm-12:32 am

1 stop7h 33m

Missoula Johnson-Bell Field

Thu 12/10

6:25 pm-5:55 am

1 stop9h 30m

$409

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Wed 1/20

7:00 am-12:34 pm

1 stop7h 34m

Missoula Johnson-Bell Field

Wed 1/20

6:28 pm-9:29 am

2 stops13h 01m

$439

PhiladelphiaMissoula

PHL Philadelphia - MSO Missoula Johnson-Bell Field

PHLMSO

Philadelphia

Sun 3/14

8:00 am-1:27 pm

1 stop7h 27m

Missoula Johnson-Bell Field

Wed 3/17

2:27 pm-12:59 am

2 stops8h 32m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Sorted by cheapest first

Compare providers for flights from Philadelphia to Missoula

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Missoula in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Philadelphia-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Philadelphia-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Philadelphia-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Philadelphia-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Philadelphia-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Philadelphia to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Philadelphia with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Missoula

How far ahead should I book a flight from Philadelphia to Missoula?

To ensure you get the cheapest price possible for a flight from Philadelphia to Missoula, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Philadelphia to Missoula?

Currently, March is the cheapest month in which you can book a flight from Philadelphia to Missoula (average of $333). Flying from Philadelphia to Missoula in November is currently the most expensive (average of $767). 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.

How much does it cost to fly round-trip from Philadelphia to Missoula?

Airfare is below average for this route at the moment.

Philadelphia to Missoula flights typically cost between $610 and $958 in December.
The cheapest round-trip price found within the last 5 days was $409 on Delta (Dec 7-Dec 10).

Reviews of airlines servicing Missoula

Get a feel of what it's like to fly with Delta,United Airlines, andAmerican Airlines from Philadelphia to Missoula by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,700 reviews

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
Delta
7.8
Good
8,700 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
United Airlines
7.3
Good
10,471 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.
American Airlines
7.0
Good
12,224 reviews
Delta
7.8
Good
8,700 reviews

Crew

8.5

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Ellen,Oct 2026

GRR - ATL

The flight was delayed more then 30 minutes after I hurried and stressed to get to my connecting gate in Atlanta.

Related info for your journey

  • How long is the flight from Philadelphia to Missoula?

    There are many flights that can get you from Philadelphia to Missoula in 7h 33m. Fly via Delta to get the fastest option. The distance from Philadelphia to Missoula is about 1987 mi.

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

    According to our current data, United Airlines ($325), Delta ($333), and American Airlines ($368) offers the cheapest pricing from Philadelphia to Missoula. United Airlines is currently priced 41% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $184. United Airlines flights start at $209 while deals on American Airlines start at $244 one-way.

  • Can I find deals for flights from Philadelphia to Missoula that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Missoula.

  • Can I find deals for business class flights from Philadelphia to Missoula?

    Yes. Cheapflights offers flight deals from Philadelphia 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.

  • What is the cheapest month to book a flight from Philadelphia to Missoula?

    Currently, March is the cheapest month in which you can book a flight from Philadelphia to Missoula (average of $333). Flying from Philadelphia to Missoula in November is currently the most expensive (average of $767). 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.

See more FAQs

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Top 3 airlines flying from Philadelphia to Missoula

AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$325Average$578FlexibilityNo cancel feeOn-time69%
DeltaCheapest$333Average$664FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$368Average$581FlexibilityNo cancel feeOn-time71%

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