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$106+ Cheap flights from Montana to Philadelphia (PHL)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PHL
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Montana to Philadelphia

Keep the following information in mind while searching for Montana to Philadelphia flight deals. Data was last updated July 31, 2025.

Round-trip from

$239
(American Airlines)

One-way from

$106
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$398
From Montana to Philadelphia
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One-way flight from Montana to Philadelphia
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Highest demand for flights based on searches. 2% potential increase in price ($9 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Montana to Philadelphia

Cheapest flights from Montana to Philadelphia
Explore the most affordable flight options available from Montana to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This American Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 8/293:52 pmBZN - PHL
1 stop7h 05mAmerican Airlines
Sat 9/69:36 amPHL - BZN
2 stops11h 41mAmerican Airlines
Deal found 7/30$239
This Southwest deal was found by Cheapflights users on 7/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/291:30 pmBZN - PHL
1 stop7h 35mSouthwest
Sat 8/304:10 pmPHL - BZN
1 stop7h 20mSouthwest
Deal found 7/30$257
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/156:35 pmFCA - PHL
1 stop9h 05mAlaska Airlines
Tue 10/217:11 pmPHL - FCA
1 stop19h 11mAlaska Airlines
Deal found 7/30$265
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 10/153:04 pmBZN - PHL
1 stop12h 36mAlaska Airlines
Tue 10/217:00 amPHL - BZN
1 stop9h 10mAlaska Airlines
Deal found 7/31$294
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 8/292:41 pmBZN - PHL
1 stop6h 49mUnited Airlines
Sat 8/3010:10 amPHL - BZN
2 stops11h 45mUnited Airlines
Deal found 7/30$301
This Delta deal was found by Cheapflights users on 7/31. 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.
Fri 8/157:30 pmBZN - PHL
1 stop8h 15mDelta
Fri 8/226:55 pmPHL - BZN
1 stop7h 04mDelta
Deal found 7/31$305
This American Airlines deal was found by Cheapflights users on 7/31. 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 9/183:30 pmFCA - PHL
1 stop7h 20mAmerican Airlines
Sun 9/2110:45 amPHL - FCA
1 stop7h 28mAmerican Airlines
Deal found 7/31$363
This Delta deal was found by Cheapflights users on 7/31. 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.
Sun 9/215:45 amMSO - PHL
1 stop6h 17mDelta
Thu 9/256:55 pmPHL - MSO
1 stop7h 23mDelta
Deal found 7/31$383
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 8/279:45 amBTM - PHL
2 stops12h 35mUnited Airlines
Wed 9/33:40 pmPHL - BTM
1 stop8h 41mUnited Airlines
Deal found 7/30$384
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 8/2912:46 pmMSO - PHL
1 stop9h 38mAmerican Airlines
Sat 8/3012:45 pmPHL - MSO
1 stop7h 04mAmerican Airlines
Deal found 7/30$391
This Mytrip deal was found by Cheapflights users on 7/31. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/185:33 pmFCA - PHL
1 stop10h 32mMultiple Airlines
Sun 9/216:25 amPHL - FCA
2 stops12h 18mMultiple Airlines
Deal found 7/31$396
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/84:12 pmMSO - PHL
1 stop11h 28mAlaska Airlines
Mon 10/137:11 pmPHL - MSO
1 stop19h 07mAlaska Airlines
Deal found 7/30$398

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Philadelphia 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 July 31, 2025.
Use the filters below to find and compare flights from Montana to Philadelphia that are best for you.

Fly from

Montana

Fly to

Philadelphia

Route

Depart

Return

Price

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Fri 8/29

3:52 pm-12:57 am

1 stop7h 05m

Philadelphia

Sat 9/6

9:36 am-7:17 pm

2 stops11h 41m

$239

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Fri 8/29

1:30 pm-11:05 pm

1 stop7h 35m

Philadelphia

Sat 8/30

4:10 pm-9:30 pm

1 stop7h 20m

$257

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 10/15

6:35 pm-5:40 am

1 stop9h 05m

Philadelphia

Tue 10/21

7:11 pm-12:22 pm

1 stop19h 11m

$265

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 10/15

3:04 pm-5:40 am

1 stop12h 36m

Philadelphia

Tue 10/21

7:00 am-2:10 pm

1 stop9h 10m

$294

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Fri 8/29

2:41 pm-11:30 pm

1 stop6h 49m

Philadelphia

Sat 8/30

10:10 am-7:55 pm

2 stops11h 45m

$301

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Fri 8/15

7:30 pm-5:45 am

1 stop8h 15m

Philadelphia

Fri 8/22

6:55 pm-11:59 pm

1 stop7h 04m

$305

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Thu 9/18

3:30 pm-12:50 am

1 stop7h 20m

Philadelphia

Sun 9/21

10:45 am-4:13 pm

1 stop7h 28m

$363

MissoulaPhiladelphia

MSO - PHL

MSOPHL

Missoula Johnson-Bell Field

Sun 9/21

5:45 am-2:02 pm

1 stop6h 17m

Philadelphia

Thu 9/25

6:55 pm-12:18 am

1 stop7h 23m

$383

ButtePhiladelphia

BTM - PHL

BTMPHL

Butte Silver Bow Co

Wed 8/27

9:45 am-12:20 am

2 stops12h 35m

Philadelphia

Wed 9/3

3:40 pm-10:21 pm

1 stop8h 41m

$384

MissoulaPhiladelphia

MSO - PHL

MSOPHL

Missoula Johnson-Bell Field

Fri 8/29

12:46 pm-12:24 am

1 stop9h 38m

Philadelphia

Sat 8/30

12:45 pm-5:49 pm

1 stop7h 04m

$391

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 52 results
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Best time to book a flight from Montana to Philadelphia

Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Montana 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 Montana to Philadelphia

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

Currently, August is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $236). Flying from Montana to Philadelphia in March is currently the most expensive (average of $295). 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 MT to PHL?

Find hourly flight availability from Montana to Philadelphia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montana to Philadelphia as you normally would.

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

Reviews of airlines servicing Philadelphia

Get insights into the airlines that provide service to Philadelphia. 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 Philadelphia. Reviews last updated July 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and Delta from Montana to Philadelphia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

  • What airport do you fly into for flights to Philadelphia from Montana?

    Philadelphia (PHL) is the airport you will fly into if you book a flight from Montana to Philadelphia. It is only a 7.0 mi journey from Philadelphia (PHL) to Philadelphia’s city center.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $106. Users have also found prices from $129 and $140 on Southwest and Frontier, respectively.

  • What are the most popular routes from Montana to Philadelphia?

    Most travelers choose Bozeman Gallatin Field - Philadelphia, Great Falls - Philadelphia or Missoula Johnson-Bell Field - Philadelphia when deciding on the best route from Montana to Philadelphia.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana to Philadelphia 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 Montana to Philadelphia?

    Currently, August is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $236). Flying from Montana to Philadelphia in March is currently the most expensive (average of $295). 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

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Vineland
Wildwood
King of Prussia
Pottstown
Cherry Hill
Ocean City
Chester
Millville
Reading
Ephrata
Camden
Dewey Beach
Dover
Elkton
Essington
Willow Grove
Newark
Exton
Glen Mills
Springfield

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Montana to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Montana to Philadelphia

Discover the top 4 airlines that operate flights from Montana to Philadelphia. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$170Average$504FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$220Average$588FlexibilityNo cancel feeOn-time69%
DeltaCheapest$246Average$485FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$256Average$495FlexibilityNo cancel feeOn-time63%

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