What airlines fly to Philadelphia?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to Philadelphia from Kalispell according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 3 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Kalispell Glacier Park to Philadelphia?

Delta and Alaska Airlines are the most popular carriers operating from Kalispell Glacier Park to Philadelphia

When did momondo last update prices for flights from Kalispell Glacier Park Airport to Philadelphia Airport?

Prices for flights from Kalispell Glacier Park Airport to Philadelphia Airport refresh daily.

How many operators does momondo search for flights from Kalispell Glacier Park Airport to Philadelphia Airport?

As of May 2026, there are 2 operators available to choose from for flights from Kalispell Glacier Park Airport to Philadelphia Airport.

How old do you have to be to fly from Kalispell Glacier Park Airport to Philadelphia Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Philadelphia Airport.

What documentation or ID do you need to fly to Philadelphia Airport?

The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$180 Cheap Flights from Kalispell to Philadelphia in 2026

Q: What is the typical price of a round-trip flight between Kalispell and Philadelphia?

Prices are currently low for flights on this route. Typical prices usually range from $600 to $318. The lowest price recently found on this route was $333.

1 adult

0 bags

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Find the cheapest flights from Kalispell to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 pm - 5:35 am

FCA

PHL

9h 55m

1 stop

7:00 am - 3:34 pm

PHL

FCA

10h 34m

1 stop

$333Alaska Airlines

Wed, May 27 - Sat, May 30

5:13 am - 6:06 pm

FCA

PHL

10h 53m

2 stops

12:38 pm - 11:14 pm

PHL

FCA

12h 36m

2 stops

$343Delta

Mon, May 25 - Tue, Jun 2

2:30 pm - 11:12 pm

FCA

PHL

6h 42m

1 stop

12:38 pm - 11:14 pm

PHL

FCA

12h 36m

2 stops

$348Delta

Thu, May 21 - Tue, Jun 2

5:40 pm - 5:35 am

FCA

PHL

9h 55m

1 stop

7:00 am - 3:34 pm

PHL

FCA

10h 34m

1 stop

$358Alaska Airlines

Fri, May 22 - Wed, May 27

6:15 am - 6:16 pm

FCA

PHL

10h 01m

1 stop

7:16 pm - 10:51 am

PHL

FCA

17h 35m

1 stop

$359Alaska Airlines

Sat, May 23 - Sat, May 30

5:13 am - 6:06 pm

FCA

PHL

10h 53m

2 stops

7:25 am - 12:39 pm

PHL

FCA

7h 14m

1 stop

$362Delta

Mon, May 25 - Wed, May 27

10:42 am - 12:59 am

FCA

PHL

12h 17m

2 stops

10:00 am - 4:11 pm

PHL

FCA

8h 11m

1 stop

$364United Airlines

Sat, May 23 - Sat, May 30

2:30 pm - 11:12 pm

FCA

PHL

6h 42m

1 stop

7:25 am - 12:39 pm

PHL

FCA

7h 14m

1 stop

$368Delta

Thu, May 21 - Wed, May 27

2:30 pm - 11:12 pm

FCA

PHL

6h 42m

1 stop

5:45 am - 12:39 pm

PHL

FCA

8h 54m

2 stops

$373Delta

Thu, May 21 - Thu, May 28

5:13 am - 6:06 pm

FCA

PHL

10h 53m

2 stops

12:38 pm - 11:14 pm

PHL

FCA

12h 36m

2 stops

$379Delta

Mon, May 25 - Fri, May 29

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Alaska Airlines flights from Kalispell to Philadelphia

Our best Alaska Airlines deals on Kalispell to Philadelphia flight tickets

Alaska Airlines

May 22

FCA5:40 pmKalispell Glacier Park

9h 55m

1 stop

PHL5:35 amPhiladelphia

May 27

PHL7:00 amPhiladelphia

10h 34m

1 stop

FCA3:34 pmKalispell Glacier Park

$358

Alaska Airlines

May 23

FCA6:15 amKalispell Glacier Park

10h 01m

1 stop

PHL6:16 pmPhiladelphia

May 30

PHL7:16 pmPhiladelphia

17h 35m

1 stop

FCA10:51 amKalispell Glacier Park

$359

Alaska Airlines

May 28

FCA5:40 pmKalispell Glacier Park

9h 55m

1 stop

PHL5:35 amPhiladelphia

May 30

PHL7:00 amPhiladelphia

10h 34m

1 stop

FCA3:34 pmKalispell Glacier Park

$408

United Airlines flights from Kalispell to Philadelphia

Our best United Airlines deals on Kalispell to Philadelphia flight tickets

United Airlines

May 23

FCA10:42 amKalispell Glacier Park

12h 17m

2 stops

PHL12:59 amPhiladelphia

May 30

PHL10:00 amPhiladelphia

8h 11m

1 stop

FCA4:11 pmKalispell Glacier Park

$364

United Airlines

May 23

FCA12:35 pmKalispell Glacier Park

9h 09m

2 stops

PHL11:44 pmPhiladelphia

May 30

PHL6:10 amPhiladelphia

12h 01m

2 stops

FCA4:11 pmKalispell Glacier Park

$406

United Airlines

May 23

FCA12:35 pmKalispell Glacier Park

6h 53m

1 stop

PHL9:28 pmPhiladelphia

Jun 2

PHL6:00 amPhiladelphia

7h 29m

1 stop

FCA11:29 amKalispell Glacier Park

$433

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Wed 5/27

5:40 pm-5:35 am

1 stop9h 55m

Philadelphia

Sat 5/30

7:00 am-3:34 pm

1 stop10h 34m

$333

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 5/25

5:13 am-6:06 pm

2 stops10h 53m

Philadelphia

Tue 6/2

12:38 pm-11:14 pm

2 stops12h 36m

$343

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Thu 5/21

2:30 pm-11:12 pm

1 stop6h 42m

Philadelphia

Tue 6/2

12:38 pm-11:14 pm

2 stops12h 36m

$348

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Fri 5/22

5:40 pm-5:35 am

1 stop9h 55m

Philadelphia

Wed 5/27

7:00 am-3:34 pm

1 stop10h 34m

$358

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sat 5/23

6:15 am-6:16 pm

1 stop10h 01m

Philadelphia

Sat 5/30

7:16 pm-10:51 am

1 stop17h 35m

$359

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 5/25

5:13 am-6:06 pm

2 stops10h 53m

Philadelphia

Wed 5/27

7:25 am-12:39 pm

1 stop7h 14m

$362

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Sat 5/23

10:42 am-12:59 am

2 stops12h 17m

Philadelphia

Sat 5/30

10:00 am-4:11 pm

1 stop8h 11m

$364

Quickest round-trip

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Thu 5/21

2:30 pm-11:12 pm

1 stop6h 42m

Philadelphia

Wed 5/27

7:25 am-12:39 pm

1 stop7h 14m

$368

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Thu 5/21

2:30 pm-11:12 pm

1 stop6h 42m

Philadelphia

Thu 5/28

5:45 am-12:39 pm

2 stops8h 54m

$373

KalispellPhiladelphia

FCA - PHL

FCAPHL

Kalispell Glacier Park

Mon 5/25

5:13 am-6:06 pm

2 stops10h 53m

Philadelphia

Fri 5/29

12:38 pm-11:14 pm

2 stops12h 36m

$379

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kalispell to Philadelphia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the typical price of a round-trip flight between Kalispell and Philadelphia?

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Kalispell is in January. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of August is another great option to travel to Philadelphia, with average flight prices from Kalispell averaging around $362.

Can stopping save me money on Kalispell to Philadelphia flights?

You could potentially save up to 38% on your flight if you consider stops on a Kalispell to Philadelphia flight.

How have Kalispell to Philadelphia flight prices changed over time?

As of May 2026, prices for Kalispell to Philadelphia flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Kalispell to Philadelphia

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Philadelphia according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kalispell to Philadelphia (FCA to PHL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Philadelphia

Fastest flight time	6h 22m
Direct flights	None

The fastest flight from Kalispell to Philadelphia takes 6h 22m

There are no direct flights from Kalispell to Philadelphia. There are no popular flight routes from Kalispell to Philadelphia.

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Frequently asked questions about flying from Kalispell to Philadelphia

How far is Kalispell Glacier Park to Philadelphia by plane?
The straight-line distance from Kalispell Glacier Park to Philadelphia is 2000.0 mi. By plane, this route typically takes 6h 22m.
When did momondo last update prices for flights from Kalispell Glacier Park Airport to Philadelphia Airport?
Prices for flights from Kalispell Glacier Park Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Kalispell Glacier Park Airport to Philadelphia Airport?
As of May 2026, there are 2 operators available to choose from for flights from Kalispell Glacier Park Airport to Philadelphia Airport.
How old do you have to be to fly from Kalispell Glacier Park Airport to Philadelphia Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Kalispell to Philadelphia?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Kalispell to Philadelphia is Delta (57% of total bookings). The next most popular airline is United Airlines (43%).

Best airlines flying from Kalispell to Philadelphia

Compare and see reviews for airlines that fly from Kalispell to Philadelphia with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $283	Free Cancellation	Rating 7.9 8,460 reviews		Search Delta flights
United Airlines	PriceFrom $318	Free Cancellation	Rating 7.4 9,681 reviews		Search United Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Philadelphia?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Philadelphia from Kalispell.

Can I find flights from Kalispell to Philadelphia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kalispell to Philadelphia flights to just show those with flexible booking policies.

How can momondo help me find flights from Kalispell to Philadelphia?

Once you have performed a search for Kalispell to Philadelphia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kalispell to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Kalispell and alert you when they change.