Philadelphia

$119+ 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — PHL
Jul 8 — Jul 151
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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 June 8, 2026.

This Delta deal was found by Cheapflights users on 6/3. 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 10/137:00 pm
BZN
-
PHL
1 stop8h 41m
Delta
Tue 10/206:35 am
PHL
-
BZN
1 stop8h 41m
Delta
Deal found 6/3$237
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/284:30 pm
BZN
-
PHL
1 stop6h 29m
United Airlines
Sun 8/306:16 am
PHL
-
BZN
2 stops11h 14m
United Airlines
Deal found 6/7$242
This United Airlines deal was found by Cheapflights users on 6/7. 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 8/65:26 pm
BZN
-
PHL
2 stops10h 05m
United Airlines
Tue 8/111:35 pm
PHL
-
BZN
1 stop7h 07m
United Airlines
Deal found 6/7$273
This Delta deal was found by Cheapflights users on 6/7. 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 9/306:10 am
BZN
-
PHL
1 stop6h 29m
Delta
Thu 10/15:45 am
PHL
-
BZN
1 stop8h 47m
Delta
Deal found 6/7$278
This Delta deal was found by Cheapflights users on 6/4. 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 7/33:53 pm
BZN
-
PHL
1 stop6h 05m
Delta
Mon 7/66:51 pm
PHL
-
BZN
1 stop7h 32m
Delta
Deal found 6/4$298
This Southwest deal was found by Cheapflights users on 6/7. 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 8/61:35 pm
BZN
-
PHL
1 stop8h 10m
Southwest
Tue 8/115:10 pm
PHL
-
BZN
1 stop7h 15m
Southwest
Deal found 6/7$319
This United Airlines deal was found by Cheapflights users on 6/6. 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 7/155:26 pm
BZN
-
PHL
2 stops10h 05m
United Airlines
Mon 7/205:00 pm
PHL
-
BZN
1 stop7h 43m
United Airlines
Deal found 6/6$322
This Southwest deal was found by Cheapflights users on 6/3. 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 7/27:35 am
BZN
-
PHL
1 stop7h 10m
Southwest
Sat 7/48:50 am
PHL
-
BZN
1 stop8h 40m
Southwest
Deal found 6/3$323
This Delta deal was found by Cheapflights users on 6/7. 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 9/286:59 pm
BZN
-
PHL
1 stop9h 06m
Delta
Thu 10/16:53 pm
PHL
-
BZN
1 stop7h 12m
Delta
Deal found 6/7$328
This American Airlines deal was found by Cheapflights users on 6/6. 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 8/296:26 am
BZN
-
PHL
1 stop10h 22m
American Airlines
Sat 9/512:57 pm
PHL
-
BZN
1 stop9h 40m
American Airlines
Deal found 6/6$332
This United Airlines deal was found by Cheapflights users on 6/6. 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.
Tue 10/2012:53 pm
BZN
-
PHL
1 stop6h 36m
United Airlines
Fri 10/3011:39 am
PHL
-
BZN
2 stops11h 28m
United Airlines
Deal found 6/6$337
This Delta deal was found by Cheapflights users on 6/3. 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 10/26:21 pm
GTF
-
PHL
1 stop9h 44m
Delta
Mon 10/127:00 am
PHL
-
GTF
1 stop7h 27m
Delta
Deal found 6/3$338

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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$237
(Delta)

One-way from

$119
(Delta)

Popular in

June

Cheapest in

January

Average price

$538
Provider with most accurate pricing for Bozeman Gallatin Field-Philadelphia flight deals.
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-Philadelphia flights.
From Montana to Philadelphia
One-way flight from Montana to Philadelphia
Highest demand for flights based on searches. 19% potential increase in price ($92 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($15 potential savings vs. average RT price).
Average for round-trip flights in June 2026

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 June 8, 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

Wed 10/28

3:15 pm-11:40 pm

1 stop6h 25m

Philadelphia

Wed 11/4

5:30 am-1:16 pm

1 stop9h 46m

$257

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Sat 8/29

2:15 pm-1:19 am

1 stop9h 04m

Philadelphia

Sat 9/5

9:35 am-2:35 pm

1 stop7h 00m

$298

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Mon 11/23

7:00 pm-5:41 am

1 stop8h 41m

Philadelphia

Tue 12/1

7:00 am-12:23 pm

1 stop7h 23m

$298

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Thu 7/9

7:30 pm-6:15 am

1 stop8h 45m

Philadelphia

Fri 7/17

6:55 pm-12:23 am

1 stop7h 28m

$328

HelenaPhiladelphia

HLN - PHL

HLNPHL

Helena

Sat 10/24

4:48 pm-5:40 am

1 stop10h 52m

Philadelphia

Wed 10/28

7:00 am-4:11 pm

1 stop11h 11m

$349

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Thu 7/2

11:15 am-11:50 pm

2 stops10h 35m

Philadelphia

Sat 7/4

12:00 pm-6:30 pm

2 stops8h 30m

$356

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 10/14

6:10 pm-5:41 am

1 stop9h 31m

Philadelphia

Sun 10/18

6:15 am-12:29 pm

1 stop8h 14m

$359

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 10/20

12:25 pm-9:29 pm

1 stop7h 04m

Philadelphia

Tue 10/27

10:10 am-9:30 pm

2 stops13h 20m

$364

MissoulaPhiladelphia

MSO - PHL

MSOPHL

Missoula Johnson-Bell Field

Sat 10/24

7:00 am-5:39 pm

1 stop8h 39m

Philadelphia

Wed 10/28

7:00 am-2:50 pm

1 stop9h 50m

$369

BozemanPhiladelphia

BZN - PHL

BZNPHL

Bozeman Gallatin Field

Sat 9/26

3:54 pm-5:50 am

1 stop11h 56m

Philadelphia

Thu 10/1

5:45 am-12:32 pm

1 stop8h 47m

$381

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

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, September is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $146). Flying from Montana to Philadelphia in July is currently the most expensive (average of $377). 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 Montana to Philadelphia?

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, Alaska Airlines, and Southwest fly from Montana to Philadelphia in about 6h 25m. The time it takes to get you to your destination can typically vary by up to 4h 27m. 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 $108. Users have also found prices from $120 and $124 on United Airlines and American Airlines, respectively.

  • What are the most popular routes 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, September is the cheapest month in which you can book a flight from Montana to Philadelphia (average of $146). Flying from Montana to Philadelphia in July is currently the most expensive (average of $377). 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
Reading
Camden
Ocean City
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Milford
Plymouth Meeting
Wildwood Crest
Dover
Elkton
Essington
Willow Grove
New Castle
Millville
Vineland

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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.

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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$146Average$297FlexibilityNo cancel feeOn-time63%
DeltaCheapest$189Average$437FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$215Average$576FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$256Average$419FlexibilityNo cancel feeOn-time71%

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