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Philadelphia

$141+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PHL
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap 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 March 23, 2026.

This American Airlines deal was found by Cheapflights users on 3/18. 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.
Sat 4/181:43 pm
BZN
-
PHL
1 stop7h 04m
American Airlines
Tue 4/215:00 am
PHL
-
BZN
1 stop9h 53m
American Airlines
Deal found 3/18$297
This Southwest deal was found by Cheapflights users on 3/18. 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.
Sat 4/187:30 am
BZN
-
PHL
2 stops12h 05m
Southwest
Tue 4/214:00 pm
PHL
-
BZN
1 stop7h 55m
Southwest
Deal found 3/18$302
This Delta deal was found by Cheapflights users on 3/21. 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.
Sat 4/182:53 pm
BZN
-
PHL
1 stop8h 06m
Delta
Sun 4/266:00 am
PHL
-
BZN
1 stop8h 34m
Delta
Deal found 3/21$307
This Delta deal was found by Cheapflights users on 3/18. 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 8/137:00 pm
BZN
-
PHL
1 stop8h 43m
Delta
Mon 8/173:10 pm
PHL
-
BZN
2 stops10h 49m
Delta
Deal found 3/18$310
This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/196:35 pm
BZN
-
PHL
1 stop9h 35m
Delta
Thu 5/286:45 pm
PHL
-
BZN
1 stop7h 14m
Delta
Deal found 3/19$324
This United Airlines deal was found by Cheapflights users on 3/18. 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.
Thu 5/284:20 pm
BZN
-
PHL
1 stop6h 25m
United Airlines
Sat 5/308:00 am
PHL
-
BZN
1 stop9h 18m
United Airlines
Deal found 3/18$325
This Delta deal was found by Cheapflights users on 3/21. 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.
Thu 5/286:35 pm
BZN
-
PHL
1 stop9h 35m
Delta
Tue 6/26:45 pm
PHL
-
BZN
1 stop7h 14m
Delta
Deal found 3/21$332
This Southwest deal was found by Cheapflights users on 3/18. 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.
Thu 5/284:20 pm
BZN
-
PHL
1 stop6h 15m
Southwest
Tue 6/22:00 pm
PHL
-
BZN
2 stops12h 15m
Southwest
Deal found 3/18$342
This United Airlines deal was found by Cheapflights users on 3/20. 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.
Sat 5/235:16 pm
BZN
-
PHL
2 stops10h 15m
United Airlines
Wed 5/274:14 pm
PHL
-
BZN
1 stop7h 00m
United Airlines
Deal found 3/20$346
This American Airlines deal was found by Cheapflights users on 3/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/211:20 pm
BZN
-
PHL
1 stop8h 55m
American Airlines
Mon 5/255:18 am
PHL
-
BZN
1 stop9h 10m
American Airlines
Deal found 3/19$347
This United Airlines deal was found by Cheapflights users on 3/18. 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 4/152:35 pm
BIL
-
PHL
1 stop7h 08m
United Airlines
Sat 4/188:00 am
PHL
-
BIL
1 stop7h 23m
United Airlines
Deal found 3/18$349
This Delta deal was found by Cheapflights users on 3/18. 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 4/156:18 pm
BIL
-
PHL
1 stop9h 41m
Delta
Sat 4/1812:25 pm
PHL
-
BIL
2 stops11h 59m
Delta
Deal found 3/18$354

Find flight deals from Montana to Philadelphia

Keep the following information in mind while searching for Montana to Philadelphia flight deals. Data was last updated March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$297
(American Airlines)

One-way from

$141
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$419
Provider with most accurate pricing for Bozeman Gallatin Field-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Philadelphia flights.
Search Deals
From Montana to Philadelphia
Search Deals
One-way flight from Montana to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

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 March 23, 2026.
Use the filters below to find and compare flights from Montana to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Sat 4/18

7:30 am-9:35 pm

2 stops12h 05m

Philadelphia

Tue 4/21

4:00 pm-9:55 pm

1 stop7h 55m

$302

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Sat 4/18

2:53 pm-12:59 am

1 stop8h 06m

Philadelphia

Sun 4/26

6:00 am-12:34 pm

1 stop8h 34m

$307

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Tue 5/19

6:35 pm-6:10 am

1 stop9h 35m

Philadelphia

Thu 5/28

6:45 pm-11:59 pm

1 stop7h 14m

$324

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Thu 5/28

4:20 pm-12:45 am

1 stop6h 25m

Philadelphia

Sat 5/30

8:00 am-3:18 pm

1 stop9h 18m

$325

BillingsPhiladelphia

BIL - PHL

BILPHL

Billings Logan Intl

Wed 4/15

2:35 pm-11:43 pm

1 stop7h 08m

Philadelphia

Sat 4/18

8:00 am-1:23 pm

1 stop7h 23m

$349

BillingsPhiladelphia

BIL - PHL

BILPHL

Billings Logan Intl

Wed 4/15

6:24 am-7:18 pm

2 stops10h 54m

Philadelphia

Sat 4/18

12:25 pm-10:24 pm

2 stops11h 59m

$359
Quickest round-trip

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 6/9

3:33 pm-11:59 pm

1 stop6h 26m

Philadelphia

Sun 6/14

6:57 pm-11:38 pm

1 stop6h 41m

$359

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Fri 6/5

1:45 pm-11:12 pm

1 stop7h 27m

Philadelphia

Mon 6/8

6:57 pm-11:58 pm

1 stop7h 01m

$359

MissoulaPhiladelphia

MSO - PHL

MSOPHL

Missoula Johnson-Bell Field

Tue 4/21

7:00 am-5:47 pm

1 stop8h 47m

Philadelphia

Sat 4/25

7:22 am-2:59 pm

1 stop9h 37m

$369

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 5/23

2:20 pm-11:30 pm

1 stop7h 10m

Philadelphia

Sat 5/30

4:14 pm-9:20 pm

1 stop7h 06m

$369

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 60 resultsSorted by cheapest first
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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, July is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $136). Flying from Montana to Philadelphia in January is currently the most expensive (average of $248). 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.

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 Southwest, Delta, and United Airlines fly from Montana to Philadelphia in about 7h 08m. The time it takes to get you to your destination can typically vary by up to 4h 57m. There are 1722 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 American Airlines. According to our data, you can fly for as low as $105. Users have also found prices from $113 and $122 on United Airlines and Delta, respectively.

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

    Most travelers choose Missoula Johnson-Bell Field - Philadelphia, Bozeman Gallatin Field - Philadelphia or Kalispell Glacier Park - 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, July is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $136). Flying from Montana to Philadelphia in January is currently the most expensive (average of $248). 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
Reading
King of Prussia
Camden
Ocean City
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
Cherry Hill
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Glen Mills
Chester

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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$170Average$438FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$210Average$319FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$215Average$587FlexibilityNo cancel feeOn-time69%
DeltaCheapest$229Average$425FlexibilityNo cancel feeOn-timeN/A

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