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$120+ Cheap flights from Philadelphia to Missoula (PHL - MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — MSO
Nov 20 — Nov 271
Thu 11/20
Thu 11/27
1 adult, Economy
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Cheapflights Tip: The best prices from Philadelphia to Missoula Johnson-Bell Field are usually found in January or February, booked 47 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Philadelphia to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(American Airlines)

One-way from

$120
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$592
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. 16% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Philadelphia to Missoula

Cheapest flights from Philadelphia to Missoula
Explore the most affordable flight options available from Philadelphia to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/137:12 pmPHL - MSO
1 stop30h 31mAlaska Airlines
Sun 11/164:12 pmMSO - PHL
1 stop11h 30mAlaska Airlines
Deal found 10/19$382
This Delta deal was found by Cheapflights users on 10/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:05 amPHL - MSO
1 stop7h 22mDelta
Wed 11/128:00 amMSO - PHL
1 stop8h 09mDelta
Deal found 10/21$416
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/47:05 amPHL - MSO
1 stop7h 22mDelta
Sat 11/88:00 amMSO - PHL
1 stop8h 09mDelta
Deal found 10/20$471
This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:45 amPHL - MSO
1 stop10h 48mAmerican Airlines
Sat 12/201:18 pmMSO - PHL
1 stop8h 34mAmerican Airlines
Deal found 10/20$499
This Delta deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:50 pmPHL - MSO
1 stop7h 27mDelta
Thu 10/306:20 pmMSO - PHL
1 stop9h 30mDelta
Deal found 10/20$521
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/276:00 amPHL - MSO
2 stops9h 33mUnited Airlines
Fri 10/312:35 pmMSO - PHL
1 stop6h 34mUnited Airlines
Deal found 10/20$526

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Missoula that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 21, 2025.
Use the filters below to find and compare flights from Philadelphia to Missoula that are best for you.

Fly from

Philadelphia

Fly to

Missoula

Route

Depart

Return

Price

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 11/13

7:12 pm-11:43 pm

1 stop30h 31m

Missoula Johnson-Bell Field

Sun 11/16

4:12 pm-5:42 am

1 stop11h 30m

$382

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Fri 1/2

8:27 am-9:41 pm

2 stops15h 14m

Missoula Johnson-Bell Field

Mon 1/5

2:38 pm-11:12 pm

1 stop6h 34m

$468

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Tue 11/4

7:05 am-12:27 pm

1 stop7h 22m

Missoula Johnson-Bell Field

Sat 11/8

8:00 am-6:09 pm

1 stop8h 09m

$471

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Wed 11/5

12:23 pm-12:17 am

2 stops13h 54m

Missoula Johnson-Bell Field

Wed 11/12

6:16 pm-9:20 am

2 stops13h 04m

$486

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Sat 1/3

5:30 am-12:48 pm

1 stop9h 18m

Missoula Johnson-Bell Field

Mon 1/5

1:18 pm-11:52 pm

1 stop8h 34m

$499

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 12/11

11:45 am-8:33 pm

1 stop10h 48m

Missoula Johnson-Bell Field

Sat 12/20

1:18 pm-11:52 pm

1 stop8h 34m

$499

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Tue 10/28

7:05 am-12:27 pm

1 stop7h 22m

Missoula Johnson-Bell Field

Thu 10/30

6:20 pm-5:50 am

1 stop9h 30m

$521

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Mon 10/27

6:50 pm-12:17 am

1 stop7h 27m

Missoula Johnson-Bell Field

Thu 10/30

6:20 pm-5:50 am

1 stop9h 30m

$521

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Mon 10/27

6:00 am-1:33 pm

2 stops9h 33m

Missoula Johnson-Bell Field

Fri 10/31

2:35 pm-11:09 pm

1 stop6h 34m

$526

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 11/13

8:05 pm-9:35 pm

1 stop27h 30m

$120

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 15 results
1
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Compare providers for flights from Philadelphia to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Philadelphia to Missoula in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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?

Use this chart to determine the optimal time to book a round-trip flight from Philadelphia to Missoula. Price data was last updated on October 17, 2025.

To ensure you get the cheapest price possible for a flight from Philadelphia to Missoula, you should look to book at least 45 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, June is the cheapest month in which you can book a flight from Philadelphia to Missoula (average of $180). Flying from Philadelphia to Missoula in December is currently the most expensive (average of $540). 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.

What is the cheapest time of day to fly from PHL to MSO?

Find hourly flight availability from Philadelphia to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 21, 2025.

A simple way to save on the total cost of your ticket is to fly from Philadelphia to Missoula in the evening. If you’re flexible enough to do this you can expect to save up to 63% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated October 21, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American 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
7.9
Good
7,978 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,978 reviews
Delta
7.9
Good
7,978 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
United Airlines
7.4
Good
8,991 reviews
Delta
7.9
Good
7,978 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,023 reviews
Delta
7.9
Good
7,978 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Frontier
5.8
Fair
3,130 reviews
Delta
7.9
Good
7,978 reviews

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

7.9

Boarding

8.2

Comfort

7.9

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Missoula?

    There are many flights that can get you from Philadelphia to Missoula in 7h 22m. Fly via Alaska Airlines, United Airlines, or Delta to get the fastest option. The distance from Philadelphia to Missoula is about 1987 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, Frontier ($150), American Airlines ($340), and Delta ($340) offers the cheapest pricing from Philadelphia to Missoula. Frontier is currently priced 74% below the average price you’ll pay for this route.

  • 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, June is the cheapest month in which you can book a flight from Philadelphia to Missoula (average of $180). Flying from Philadelphia to Missoula in December is currently the most expensive (average of $540). 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 4 airlines flying from Philadelphia to Missoula

Discover the top 4 airlines that operate flights from Philadelphia to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$150Average$324FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$340Average$511FlexibilityNo cancel feeOn-time71%
DeltaCheapest$340Average$521FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$410Average$592FlexibilityNo cancel feeOn-time69%

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