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$160+ Cheap flights from Kalispell to Philadelphia (FCA - 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 6/9. Fares are subject to change and may not be available on all flights or dates of travel.
FCA — PHL
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Cheap flight deals from Kalispell to Philadelphia

Cheapest flights from Kalispell to Philadelphia
Explore the most affordable flight options available from Kalispell to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:56 pm
FCA
-
PHL
1 stop9h 45m
Delta
Sun 4/56:00 am
PHL
-
FCA
1 stop9h 28m
Delta
Deal found 3/6$319
This Delta deal was found by Cheapflights users on 3/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:56 pm
FCA
-
PHL
1 stop9h 45m
Delta
Sat 4/46:00 am
PHL
-
FCA
2 stops13h 15m
Delta
Deal found 3/6$324
This Delta deal was found by Cheapflights users on 3/8. 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 3/295:56 pm
FCA
-
PHL
1 stop9h 45m
Delta
Mon 4/66:00 am
PHL
-
FCA
1 stop9h 28m
Delta
Deal found 3/8$329
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/212:33 pm
FCA
-
PHL
1 stop7h 10m
United Airlines
Sat 5/93:34 pm
PHL
-
FCA
1 stop8h 23m
United Airlines
Deal found 3/10$339
This Delta deal was found by Cheapflights users on 3/10. 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 4/215:05 am
FCA
-
PHL
2 stops12h 13m
Delta
Sat 5/96:00 pm
PHL
-
FCA
1 stop7h 14m
Delta
Deal found 3/10$344
This Alaska Airlines deal was found by Cheapflights users on 3/5. 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 10/276:33 am
FCA
-
PHL
1 stop8h 23m
Alaska Airlines
Sat 10/316:45 am
PHL
-
FCA
1 stop10h 50m
Alaska Airlines
Deal found 3/5$349
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/172:33 pm
FCA
-
PHL
1 stop7h 10m
United Airlines
Sat 4/188:00 am
PHL
-
FCA
1 stop7h 31m
United Airlines
Deal found 3/8$374
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/282:33 pm
FCA
-
PHL
1 stop7h 10m
United Airlines
Sat 5/23:34 pm
PHL
-
FCA
1 stop8h 23m
United Airlines
Deal found 3/8$409

Find flight deals from Kalispell to Philadelphia

Discover tips and strategies to find the most affordable flight options for your journey from Kalispell (FCA) to Philadelphia (PHL). 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(Delta)

One-way from

$160
(Delta)

Popular in

June

Cheapest in

August
Provider with most accurate pricing for Kalispell Glacier Park-Philadelphia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Kalispell Glacier Park-Philadelphia flights.
Search Deals
From Kalispell Glacier Park to Philadelphia
Search Deals
One-way flight from Kalispell Glacier Park to Philadelphia
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kalispell 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 11, 2026.
Use the filters below to find and compare flights from Kalispell to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sun 3/29

5:56 pm-5:41 am

1 stop9h 45m

Philadelphia

Mon 4/6

6:00 am-1:28 pm

1 stop9h 28m

$329

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 4/28

2:33 pm-11:43 pm

1 stop7h 10m

Philadelphia

Sat 5/2

3:34 pm-9:57 pm

1 stop8h 23m

$409

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 4/1

5:56 pm-9:22 am

2 stops13h 26m

Philadelphia

Sun 4/5

6:00 am-5:15 pm

2 stops13h 15m

$435

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Fri 3/27

2:41 pm-11:32 pm

1 stop6h 51m

Philadelphia

Tue 3/31

10:00 am-9:49 pm

2 stops13h 49m

$519
Quickest round-trip

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 3/30

12:41 pm-9:32 pm

1 stop6h 51m

Philadelphia

Thu 4/2

6:17 am-11:54 am

1 stop7h 37m

$564

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 4/15

2:33 pm-11:43 pm

1 stop7h 10m

Philadelphia

Sun 4/19

3:40 pm-9:27 pm

1 stop7h 47m

$612
Cheapest one-way

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 6/9

6:12 pm-8:36 am

2 stops12h 24m

$266

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Thu 5/7

12:33 pm-12:54 am

2 stops34h 21m

$293

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sun 8/23

6:12 pm-5:43 am

1 stop9h 31m

$370

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 8/11

1:10 pm-11:26 am

2 stops20h 16m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from Kalispell to Philadelphia

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 Kalispell to Philadelphia in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Kalispell-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kalispell-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kalispell-Philadelphia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Kalispell-Philadelphia 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 Kalispell-Philadelphia 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 Kalispell to Philadelphia

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

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

Currently, March is the cheapest month in which you can book a flight from Kalispell to Philadelphia (average of $151). Flying from Kalispell to Philadelphia in December is currently the most expensive (average of $360). 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.

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 March 11, 2026.
Peruse reviews from past customers who have flown with Delta and United Airlines from Kalispell to Philadelphia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,278 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,278 reviews
Delta
7.9
Good
8,278 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,413 reviews
Delta
7.9
Good
8,278 reviews

Food

7.2

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Kalispell to Philadelphia. 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 Kalispell to Philadelphia?

    A quick flight from Kalispell to Philadelphia can take about 7h 10m. Delta provides one of the quickest options available for as low as $409. The distance between Kalispell and Philadelphia is about 1996 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Delta, at $349, was found to be the cheapest airline from Kalispell to Philadelphia. An alternate airline flying to your destination would be United Airlines. You may be able to fly from Kalispell to Philadelphia for 34% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Kalispell 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 $145 and $225 on United Airlines and American Airlines, respectively.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Kalispell to Philadelphia (average of $151). Flying from Kalispell to Philadelphia in December is currently the most expensive (average of $360). 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
Cherry Hill
Lewes
Dewey Beach
Pottstown
Ephrata
Vineland
Milford
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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Top 2 airlines flying from Kalispell to Philadelphia

Discover the top 2 airlines that operate flights from Kalispell 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 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$349Average$461FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$473Average$639FlexibilityNo cancel feeOn-time69%

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