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$125+ 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 12/21. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PHL
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$249
(Delta)

One-way from

$125
(Delta)

Popular in

November

Cheapest in

September

Average price

$442
Provider with most accurate pricing for Bozeman Gallatin Field-Philadelphia flight deals.
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Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Philadelphia flights.
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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. 10% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($14 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 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 October 30, 2025.

This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:36 pmBZN - PHL
1 stop8h 15mDelta
Tue 12/96:55 amPHL - BZN
1 stop8h 31mDelta
Deal found 10/30$249
This Southwest deal was found by Cheapflights users on 10/30. 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.
Wed 12/35:30 amBZN - PHL
2 stops9h 50mSouthwest
Tue 12/94:00 pmPHL - BZN
2 stops8h 45mSouthwest
Deal found 10/30$259
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/1212:45 pmBZN - PHL
1 stop8h 18mUnited Airlines
Sun 11/166:00 amPHL - BZN
1 stop7h 43mUnited Airlines
Deal found 10/28$299
This Delta deal was found by Cheapflights users on 10/28. 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 11/1911:40 amBZN - PHL
2 stops9h 26mDelta
Sun 11/236:14 amPHL - BZN
1 stop8h 57mDelta
Deal found 10/28$309
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/1712:50 pmBZN - PHL
1 stop6h 20mUnited Airlines
Mon 12/228:27 amPHL - BZN
1 stop8h 43mUnited Airlines
Deal found 10/29$317
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/196:35 amBZN - PHL
2 stops8h 54mUnited Airlines
Sun 11/2310:34 amPHL - BZN
2 stops13h 06mUnited Airlines
Deal found 10/28$331
This Alaska Airlines deal was found by Cheapflights users on 10/28. 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.
Mon 12/157:00 amBZN - PHL
1 stop8h 53mAlaska Airlines
Thu 12/257:00 amPHL - BZN
1 stop9h 03mAlaska Airlines
Deal found 10/28$343
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 12/116:16 pmMSO - PHL
1 stop9h 34mDelta
Sun 12/147:05 amPHL - MSO
1 stop7h 28mDelta
Deal found 10/28$361
This Alaska Airlines deal was found by Cheapflights users on 10/30. 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.
Tue 12/96:28 pmHLN - PHL
1 stop9h 18mAlaska Airlines
Tue 12/167:06 amPHL - HLN
1 stop12h 45mAlaska Airlines
Deal found 10/30$392
This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/136:16 pmMSO - PHL
1 stop9h 39mDelta
Sun 11/166:47 pmPHL - MSO
1 stop7h 32mDelta
Deal found 10/28$421
This Delta deal was found by Cheapflights users on 10/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:51 pmFCA - PHL
1 stop6h 59mDelta
Wed 11/126:14 amPHL - FCA
1 stop9h 42mDelta
Deal found 10/30$429
This Delta deal was found by Cheapflights users on 10/29. 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 11/146:16 pmMSO - PHL
1 stop9h 39mDelta
Tue 11/183:00 pmPHL - MSO
1 stop8h 46mDelta
Deal found 10/29$441

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 October 30, 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

Tue 12/9

2:36 pm-12:51 am

1 stop8h 15m

Philadelphia

Tue 12/16

6:30 pm-11:37 pm

1 stop7h 07m

$249

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Tue 12/9

12:40 pm-10:35 pm

1 stop7h 55m

Philadelphia

Tue 12/16

1:50 pm-10:45 pm

2 stops10h 55m

$254

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Tue 12/2

2:17 pm-11:57 pm

1 stop7h 40m

Philadelphia

Tue 12/9

5:17 pm-12:18 am

2 stops9h 01m

$254

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 4/7

3:00 pm-11:46 pm

1 stop6h 46m

Philadelphia

Wed 4/8

6:15 am-1:51 pm

1 stop9h 36m

$257

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 12/3

5:30 am-5:20 pm

2 stops9h 50m

Philadelphia

Tue 12/9

4:00 pm-10:45 pm

2 stops8h 45m

$259

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 11/12

12:45 pm-11:03 pm

1 stop8h 18m

Philadelphia

Sun 11/16

6:00 am-11:43 am

1 stop7h 43m

$299

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 12/17

12:50 pm-9:10 pm

1 stop6h 20m

Philadelphia

Mon 12/22

8:27 am-3:10 pm

1 stop8h 43m

$317

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 11/19

6:35 am-5:29 pm

2 stops8h 54m

Philadelphia

Sun 11/23

10:34 am-9:40 pm

2 stops13h 06m

$331

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Wed 11/19

2:16 pm-11:50 pm

1 stop7h 34m

Philadelphia

Sun 11/23

6:14 am-1:11 pm

1 stop8h 57m

$334

MissoulaPhiladelphia

MSO - PHL

MSOPHL

Missoula Johnson-Bell Field

Tue 4/14

8:00 am-5:19 pm

1 stop7h 19m

Philadelphia

Wed 4/15

6:40 pm-12:24 am

1 stop7h 44m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 60 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, February is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $106). Flying from Montana to Philadelphia in January is currently the most expensive (average of $256). 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 October 30, 2025.

It’s typically best to fly out from Montana to Philadelphia in the afternoon. Doing so could potentially save you 34% on the flight price compared to flying at noon, which is usually more expensive.

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.

  • How long is the flight from Montana to Philadelphia?

    Airlines like Delta, Southwest, and Alaska Airlines fly from Montana to Philadelphia in about 7h 55m. The time it takes to get you to your destination can typically vary by up to 1h 23m. There are 1847 mi between Montana and Philadelphia. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $125. Users have also found prices from $125 and $125 on United Airlines and American Airlines, respectively.

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

    Most travelers choose Bozeman Gallatin Field - Philadelphia, Kalispell Glacier Park - Philadelphia or Billings Logan Intl - 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, February is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $106). Flying from Montana to Philadelphia in January is currently the most expensive (average of $256). 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
Wildwood
King of Prussia
Pottstown
Reading
Ocean City
Cherry Hill
Dewey Beach
Ephrata
Camden
Vineland
Milford
Dover
Elkton
Essington
Willow Grove
Newark
Millville
Chester
Exton
Havre de Grace

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$170Average$462FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$210Average$484FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$248Average$591FlexibilityNo cancel feeOn-time69%
DeltaCheapest$256Average$441FlexibilityNo cancel feeOn-timeN/A

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