How long is the flight from Kalispell to Philadelphia?

A quick flight from Kalispell to Philadelphia can take about 7h 50m. United Airlines provides one of the quickest options available for as low as $379. The distance between Kalispell and Philadelphia is about 1996 mi.

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

Delta, at $306, 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 45% 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 $122. Users have also found prices from $148 and $222 on United Airlines and American Airlines, respectively.

In terms of precipitation, rainfall in Philadelphia ranges from 2.7 - 4.4 inches per month. July is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Philadelphia when rainfall is around 2.7 in.

If weather is an important factor for your trip to Philadelphia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

What is the cheapest time of day to fly from FCA to PHL?

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

Most accurate provider : When it comes to deals on Kalispell-Philadelphia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kalispell-Philadelphia flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

$144+ Flights from Kalispell to Philadelphia

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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 December 12, 2025.

Tue 12/162:37 pmFCA - PHL

1 stop6h 45mUnited Airlines

Fri 12/196:35 amPHL - FCA

1 stop7h 07mUnited Airlines

Deal found 12/9

$461

Wed 12/172:37 pmFCA - PHL

1 stop6h 45mUnited Airlines

Fri 12/196:35 amPHL - FCA

1 stop7h 07mUnited Airlines

Deal found 12/10

$529

Mon 12/295:50 pmFCA - PHL

1 stop10h 00mDelta

Thu 1/16:05 amPHL - FCA

1 stop8h 55mDelta

Deal found 12/9

$754

Mon 12/295:15 pmFCA - PHL

2 stops18h 52mUnited Airlines

Thu 1/16:35 amPHL - FCA

1 stop7h 07mUnited Airlines

Deal found 12/9

$824

Best flights from Kalispell to Philadelphia
Discover carefully curated flight deals from Kalispell to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

Wed 1/216:00 amFCA - PHL

1 stop7h 50mUnited Airlines

Sat 1/243:43 pmPHL - FCA

1 stop8h 16mUnited Airlines

Deal found 12/9

$379

Mon 1/58:10 pmFCA - PHL

1 stop19h 34mAlaska Airlines

Thu 1/87:06 pmPHL - FCA

1 stop19h 08mAlaska Airlines

Deal found 12/9

$531

Mon 12/295:50 pmFCA - PHL

1 stop10h 00mDelta

Thu 1/16:05 amPHL - FCA

1 stop8h 55mDelta

Deal found 12/9

$754

Mon 1/55:15 pmFCA - PHL

2 stops16h 52mUnited Airlines

Thu 1/810:10 amPHL - FCA

2 stops13h 49mUnited Airlines

Deal found 12/9

$735

Last-minute flights from Kalispell to Philadelphia
Discover last-minute flight deals from Kalispell to Philadelphia. Data last updated December 12, 2025 and is based on user searches.

Tue 12/162:37 pmFCA - PHL

1 stop6h 45mUnited Airlines

Fri 12/196:35 amPHL - FCA

1 stop7h 07mUnited Airlines

Deal found 12/9

$461

Wed 12/172:37 pmFCA - PHL

1 stop6h 45mUnited Airlines

Fri 12/196:35 amPHL - FCA

1 stop7h 07mUnited Airlines

Deal found 12/10

$529

Mon 1/58:10 pmFCA - PHL

1 stop19h 34mAlaska Airlines

Thu 1/87:06 pmPHL - FCA

1 stop19h 08mAlaska Airlines

Deal found 12/9

$531

Wed 1/216:00 amFCA - PHL

1 stop7h 50mUnited Airlines

Sat 1/243:43 pmPHL - FCA

1 stop8h 16mUnited Airlines

Deal found 12/9

$379

One-way flights from Kalispell to Philadelphia
Search for one-way flight options from Kalispell to Philadelphia. Find affordable one-way fares based on user searches. Data last updated December 12, 2025.

Sat 1/176:25 amFCA - PHL

1 stop9h 38mAlaska Airlines

Deal found 12/9

$144

Wed 1/213:21 pmFCA - PHL

1 stop6h 35mDelta

Deal found 12/9

$149

Sun 1/189:06 pmFCA - PHL

3 stops40h 31mMultiple Airlines

Deal found 12/9

$167

Tue 1/205:24 amFCA - PHL

1 stop10h 01mDelta

Deal found 12/9

$180

Sat 1/177:00 amFCA - PHL

2 stops14h 30mUnited Airlines

Deal found 12/9

$199

Sun 1/182:42 pmFCA - PHL

1 stop6h 48mUnited Airlines

Deal found 12/9

$235

Mon 1/196:00 amFCA - PHL

2 stops30h 31mUnited Airlines

Deal found 12/9

$368

Tue 1/207:46 pmFCA - PHL

3 stops41h 38mMultiple Airlines

Deal found 12/9

$393

Wed 1/211:54 pmFCA - PHL

3 stops19h 24mMultiple Airlines

Deal found 12/9

$401

Mon 1/1911:16 amFCA - PHL

3 stops45h 21mMultiple Airlines

Deal found 12/9

$445

Find flight deals from Kalispell to Philadelphia

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$379 (United Airlines)
One-way from	$144 (Alaska Airlines)
Popular in	February
Cheapest in	January
Average price	$566

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. 7% potential increase in price ($46 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 1/21

6:00 am-3:50 pm

1 stop7h 50m

Philadelphia

Sat 1/24

3:43 pm-9:59 pm

1 stop8h 16m

$379

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 1/5

8:10 pm-5:44 pm

1 stop19h 34m

Philadelphia

Thu 1/8

7:06 pm-12:14 pm

1 stop19h 08m

$531

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 1/5

5:15 pm-12:07 pm

2 stops16h 52m

Philadelphia

Thu 1/8

10:10 am-9:59 pm

2 stops13h 49m

$735

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 12/29

5:50 pm-5:50 am

1 stop10h 00m

Philadelphia

Thu 1/1

6:05 am-1:00 pm

1 stop8h 55m

$754

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sat 1/17

6:25 am-6:03 pm

1 stop9h 38m

$144

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 1/21

3:21 pm-11:56 pm

1 stop6h 35m

$149

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sun 1/18

9:06 pm-3:37 pm

3 stops40h 31m

$167

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Tue 1/20

5:24 am-5:25 pm

1 stop10h 01m

$180

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 1/21

6:00 am-5:33 pm

2 stops9h 33m

$199

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sat 1/17

7:00 am-11:30 pm

2 stops14h 30m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 13 results

Compare providers for flights from Kalispell to Philadelphia

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Kalispell to Philadelphia in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Kalispell-Philadelphia flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 $361). 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

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

8,007 reviews

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

8,007 reviews

Delta

7.9

Good

8,007 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

United Airlines

7.4

Good

9,095 reviews

Delta

7.9

Good

8,007 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Related info for your journey

How long is the flight from Kalispell to Philadelphia?
A quick flight from Kalispell to Philadelphia can take about 7h 50m. United Airlines provides one of the quickest options available for as low as $379. The distance between Kalispell and Philadelphia is about 1996 mi.
What are the cheapest airlines flying from Kalispell to Philadelphia round-trip?
Delta, at $306, 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 45% 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 $122. Users have also found prices from $148 and $222 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 $361). 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.

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Top 2 airlines flying from Kalispell to Philadelphia

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$306	Average$460	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$473	Average$628	FlexibilityNo cancel fee	On-time69%

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$144+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Kalispell to Philadelphia with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Kalispell to Philadelphia

Cheapest flights from Kalispell to PhiladelphiaExplore 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 December 12, 2025.

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 December 12, 2025.

Find flight deals from Kalispell to Philadelphia

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Kalispell to Philadelphia that are best for you.

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 December.

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.

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?

Reviews of airlines servicing Philadelphia

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.

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?

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

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

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

How can I find direct flights from Kalispell to Philadelphia?

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

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

Traveling to a place near Philadelphia?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Kalispell to Philadelphia

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Kalispell to Philadelphia

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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 December 12, 2025.