What is the cheapest airline that flies from Great Falls to Philadelphia?

Delta and Alaska Airlines are the most popular carriers operating from Great Falls to Philadelphia

When did momondo last update prices for flights from Great Falls Airport to Philadelphia Airport?

Prices for flights from Great Falls Airport to Philadelphia Airport refresh daily.

How many operators does momondo search for flights from Great Falls Airport to Philadelphia Airport?

There is 1 operator available for flights from Great Falls Airport to Philadelphia Airport as of May 2026.

How old do you have to be to fly from Great Falls Airport to Philadelphia Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Philadelphia Airport.

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

The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$210 Cheap Flights from Great Falls to Philadelphia in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Great Falls to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 pm - 5:41 am

GTF

PHL

9h 21m

1 stop

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$338Delta

Wed, Oct 14 - Wed, Oct 21

6:19 pm - 6:10 am

GTF

PHL

9h 51m

1 stop

5:45 am - 12:27 pm

PHL

GTF

8h 42m

2 stops

$344Delta

Fri, May 22 - Sun, May 24

6:20 pm - 5:41 am

GTF

PHL

9h 21m

1 stop

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$358Delta

Sun, Oct 18 - Thu, Oct 22

6:20 pm - 5:41 am

GTF

PHL

9h 21m

1 stop

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$363Delta

Wed, Oct 14 - Fri, Oct 23

6:20 pm - 11:02 am

GTF

PHL

14h 42m

2 stops

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$364Delta

Mon, Oct 19 - Thu, Oct 22

6:20 pm - 9:27 am

GTF

PHL

13h 07m

2 stops

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$369Delta

Sat, Oct 17 - Tue, Oct 20

6:20 pm - 5:41 am

GTF

PHL

9h 21m

1 stop

7:00 am - 12:27 pm

PHL

GTF

7h 27m

1 stop

$383Delta

Sun, Oct 18 - Fri, Oct 23

6:25 pm - 6:15 am

GTF

PHL

9h 50m

1 stop

5:15 am - 5:42 pm

PHL

GTF

14h 27m

2 stops

$389Delta

Thu, Jul 9 - Mon, Jul 13

6:19 pm - 6:10 am

GTF

PHL

9h 51m

1 stop

7:25 am - 12:27 pm

PHL

GTF

7h 02m

1 stop

$393Delta

Thu, May 21 - Sun, May 24

4:55 pm - 5:27 am

GTF

PHL

10h 32m

1 stop

7:00 am - 4:13 pm

PHL

GTF

11h 13m

1 stop

$408Alaska Airlines

Sat, Oct 17 - Thu, Oct 22

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Delta flights from Great Falls to Philadelphia

Our best Delta deals on Great Falls to Philadelphia flight tickets

Delta

Oct 14

GTF6:20 pmGreat Falls

9h 21m

1 stop

PHL5:41 amPhiladelphia

Oct 21

PHL7:00 amPhiladelphia

7h 27m

1 stop

GTF12:27 pmGreat Falls

$338

Delta

May 22

GTF6:19 pmGreat Falls

9h 51m

1 stop

PHL6:10 amPhiladelphia

May 23

PHL12:38 pmPhiladelphia

11h 48m

2 stops

GTF10:26 pmGreat Falls

$344

Delta

Oct 18

GTF6:20 pmGreat Falls

9h 21m

1 stop

PHL5:41 amPhiladelphia

Oct 21

PHL7:00 amPhiladelphia

7h 27m

1 stop

GTF12:27 pmGreat Falls

$358

United Airlines flights from Great Falls to Philadelphia

Our best United Airlines deals on Great Falls to Philadelphia flight tickets

United Airlines

Oct 17

GTF6:15 amGreat Falls

13h 17m

2 stops

PHL9:32 pmPhiladelphia

Oct 20

PHL11:39 amPhiladelphia

11h 42m

2 stops

GTF9:21 pmGreat Falls

$430

United Airlines

Sep 1

GTF2:31 pmGreat Falls

7h 06m

1 stop

PHL11:37 pmPhiladelphia

Sep 5

PHL3:55 pmPhiladelphia

7h 33m

1 stop

GTF9:28 pmGreat Falls

$438

United Airlines

Sep 1

GTF2:31 pmGreat Falls

7h 06m

1 stop

PHL11:37 pmPhiladelphia

Sep 5

PHL10:28 amPhiladelphia

13h 00m

2 stops

GTF9:28 pmGreat Falls

$444

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Wed 10/14

6:20 pm-5:41 am

1 stop9h 21m

Philadelphia

Wed 10/21

7:00 am-12:27 pm

1 stop7h 27m

$338

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Fri 5/22

6:19 pm-6:10 am

1 stop9h 51m

Philadelphia

Sun 5/24

5:45 am-12:27 pm

2 stops8h 42m

$344

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Sun 10/18

6:20 pm-5:41 am

1 stop9h 21m

Philadelphia

Thu 10/22

7:00 am-12:27 pm

1 stop7h 27m

$358

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Wed 10/14

6:20 pm-5:41 am

1 stop9h 21m

Philadelphia

Fri 10/23

7:00 am-12:27 pm

1 stop7h 27m

$363

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Mon 10/19

6:20 pm-11:02 am

2 stops14h 42m

Philadelphia

Thu 10/22

7:00 am-12:27 pm

1 stop7h 27m

$364

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Sat 10/17

6:20 pm-9:27 am

2 stops13h 07m

Philadelphia

Tue 10/20

7:00 am-12:27 pm

1 stop7h 27m

$369

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Sun 10/18

6:20 pm-5:41 am

1 stop9h 21m

Philadelphia

Fri 10/23

7:00 am-12:27 pm

1 stop7h 27m

$383

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Thu 7/9

6:25 pm-6:15 am

1 stop9h 50m

Philadelphia

Mon 7/13

5:15 am-5:42 pm

2 stops14h 27m

$389

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Thu 5/21

6:19 pm-6:10 am

1 stop9h 51m

Philadelphia

Sun 5/24

7:25 am-12:27 pm

1 stop7h 02m

$393

Great FallsPhiladelphia

GTF - PHL

GTFPHL

Great Falls

Sat 10/17

4:55 pm-5:27 am

1 stop10h 32m

Philadelphia

Thu 10/22

7:00 am-4:13 pm

1 stop11h 13m

$408

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 Great Falls 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 cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Great Falls is in November. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. The month of October is another great option to travel to Philadelphia, with average flight prices from Great Falls averaging around $230.

Can stopping save me money on Great Falls to Philadelphia flights?

You could potentially save up to 69% on your flight if you consider stops on a Great Falls to Philadelphia flight.

When to book flights from Great Falls to Philadelphia

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

Estimated round-trip price

Cheap Great Falls to Philadelphia (GTF to PHL) flight deals and tips

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

Fastest flight time	6h 57m
Direct flights	None

The fastest flight from Great Falls to Philadelphia takes 6h 57m

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

Search flight deals

Frequently asked questions about flying from Great Falls to Philadelphia

How far is Great Falls to Philadelphia by plane?
A flight from Great Falls to Philadelphia will travel around 1858.6 mi. Typically, this will take 6h 57m by plane in normal conditions.
When did momondo last update prices for flights from Great Falls Airport to Philadelphia Airport?
Prices for flights from Great Falls Airport to Philadelphia Airport refresh daily.
How many operators does momondo search for flights from Great Falls Airport to Philadelphia Airport?
There is 1 operator available for flights from Great Falls Airport to Philadelphia Airport as of May 2026.
How old do you have to be to fly from Great Falls Airport to Philadelphia Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Great Falls Airport to Philadelphia Airport.
What documentation or ID do you need to fly to Philadelphia Airport?
The travel and health documents you'll need for your trip to Philadelphia Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Philadelphia Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Great Falls to Philadelphia?
momondo data reveals that the most frequently booked airline on the route from Great Falls to Philadelphia is United Airlines, representing 100% of all bookings.

Best airlines flying from Great Falls to Philadelphia

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $576	Free Cancellation	Rating 7.4 9,681 reviews		Search United Airlines flights

Wildwood

Rehoboth Beach

Cape May

Wildwood Crest

Ocean City

Cherry Hill

King of Prussia

Newark

Dewey Beach

Reading

Avalon

Dover

North Wildwood

Lewes

Stone Harbor

New Castle

Essington

Vineland

Pottstown

Somers Point

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Great Falls to Philadelphia for you.

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

Yes. momondo enables you to select and highlight flights to Philadelphia from Great Falls with this policy.

How can momondo help me find flights from Great Falls to Philadelphia?

Once you have performed a search for Great Falls 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 Great Falls to Philadelphia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Great Falls to Philadelphia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Philadelphia and let you know when they change.