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GTF - PHL

$368 Find Cheap Flights from Great Falls to Philadelphia - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$368
Typical prices: $418-$718
Delta
Mon 3/19Tue 3/27
GTF - PHL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Great Falls and Philadelphia. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
September
Cheapest • 26% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Salt Lake City (SLC)
Cheapest • Avg $427 (round-trip)
Denver Intl (DEN)
Shortest trip • 7h 26m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Great Falls to Philadelphia (GTF-PHL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Great Falls to Philadelphia

Fri, Mar 19 - Sat, Mar 27
Delta Logo
6:20 pm - 5:41 amGTF  Great Falls-PHL Philadelphia
9h 21m1 stop Salt Lake City
Delta Logo
7:00 am - 12:27 pmPHL  Philadelphia-GTF Great Falls
7h 27m1 stop Salt Lake City
$368Delta
Sun, Mar 21 - Sun, Mar 28
Delta Logo
6:20 pm - 5:41 amGTF  Great Falls-PHL Philadelphia
9h 21m1 stop Salt Lake City
Delta Logo
7:00 am - 12:27 pmPHL  Philadelphia-GTF Great Falls
7h 27m1 stop Salt Lake City
$368Delta
Wed, Mar 17 - Wed, Mar 24
Delta Logo
6:20 pm - 5:41 amGTF  Great Falls-PHL Philadelphia
9h 21m1 stop Salt Lake City
Delta Logo
7:00 am - 12:27 pmPHL  Philadelphia-GTF Great Falls
7h 27m1 stop Salt Lake City
$368Delta
Thu, Mar 25 - Sun, Mar 28
Delta Logo
6:20 pm - 5:41 amGTF  Great Falls-PHL Philadelphia
9h 21m1 stop Salt Lake City
Delta Logo
7:00 am - 12:27 pmPHL  Philadelphia-GTF Great Falls
7h 27m1 stop Salt Lake City
$368Delta
Sat, Dec 5 - Tue, Jan 5
Delta Logo
6:19 pm - 9:29 amGTF  Great Falls-PHL Philadelphia
13h 10m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 12:27 pmPHL  Philadelphia-GTF Great Falls
7h 27m1 stop Salt Lake City
$374Delta
Fri, Oct 30 - Mon, Nov 2
Delta Logo
6:27 pm - 10:16 amGTF  Great Falls-PHL Philadelphia
13h 49m2 stops Salt Lake City Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 12:38 pmPHL  Philadelphia-GTF Great Falls
7h 18m1 stop Salt Lake City
$374Delta
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:37 pm - 11:20 pmGTF  Great Falls-PHL Philadelphia
6h 43m1 stop Denver Intl
United Airlines Logo
3:35 pm - 9:38 pmPHL  Philadelphia-GTF Great Falls
8h 03m1 stop Denver Intl
$438United Airlines
Fri, Oct 23 - Tue, Oct 27
United Airlines Logo
2:37 pm - 11:20 pmGTF  Great Falls-PHL Philadelphia
6h 43m1 stop Denver Intl
United Airlines Logo
10:54 am - 9:38 pmPHL  Philadelphia-GTF Great Falls
12h 44m2 stops Chicago O'Hare Intl Denver Intl
$444United Airlines
Fri, Mar 19 - Sat, Mar 27
United Airlines Logo
2:25 pm - 10:46 pmGTF  Great Falls-PHL Philadelphia
6h 21m1 stop Denver Intl
United Airlines Logo
1:00 pm - 10:30 pmPHL  Philadelphia-GTF Great Falls
11h 30m2 stops Chicago O'Hare Intl Denver Intl
$465United Airlines
Fri, Oct 30 - Mon, Nov 2
United Airlines Logo
2:45 pm - 11:39 pmGTF  Great Falls-PHL Philadelphia
6h 54m1 stop Denver Intl
United Airlines Logo
3:35 pm - 9:38 pmPHL  Philadelphia-GTF Great Falls
8h 03m1 stop Denver Intl
$488United Airlines
Booking Insights

Price, demand and travel trends for Great Falls to Philadelphia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Great Falls to Philadelphia?

Round-trip flights from Great Falls to Philadelphia typically range from $418 to $718. The lowest price found in the past 5 days was $368, on Delta.

What's the cheapest day of the week to fly from Great Falls to Philadelphia?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Great Falls to Philadelphia. It’s 22% cheaper than the average day, while Sunday is the most expensive, with prices 42% higher.

Find deals

Key details for Great Falls to Philadelphia flights

Low season

January

Cheapest flight

$368
Beat the crowds with an average 54% drop in travelers.
Round-trip flight from Great Falls to Philadelphia

When to book flights from Great Falls to Philadelphia

Are your dates flexible? Find out the best times to travel from Great Falls to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Great Falls to Philadelphia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Great Falls to Philadelphia?

    Only Economy Class is available on flights from Great Falls to Philadelphia.

  • How long is a flight from Great Falls to Philadelphia?

    A nonstop flight from Great Falls to Philadelphia takes 00m, covering 1,860 miles.

  • Do I need a passport to fly from Great Falls to Philadelphia?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Great Falls to Philadelphia flight?

    Round-trip flights from Great Falls to Philadelphia range from $418 to $718, with an average of $568 over the past 12 months. Anything below $418 counts as a good deal.

  • Have flight prices from Great Falls to Philadelphia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $368 to $1,039. That means the highest observed fare was about 3x higher than the lowest one.

  • What car rental options are available at Philadelphia Airport (PHL)?

    Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:

    • Payless
    • Dollar
    • Hertz
    • Thrifty
    • Alamo

  • Which airports can I use when flying from Great Falls to Philadelphia?

    Flights from Great Falls to Philadelphia usually depart from Great Falls (GTF) and arrive at Philadelphia (PHL).

  • Which airports do connecting flights from Great Falls to Philadelphia pass through?

    One-stop flights from Great Falls to Philadelphia most commonly connect through:

    • Denver Intl (DEN) - 71% of one-stop connections
    • Salt Lake City (SLC) - 23% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 6% of one-stop connections

  • Can I save money by using flexible dates for flights from Great Falls to Philadelphia?

    Yes. Flexible dates can save you up to 46% on flights from Great Falls to Philadelphia. Wednesday is the cheapest departure day at $444 round-trip on average, while Sunday is the most expensive at $808, a difference of $364.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Great Falls to Philadelphia?

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 7h 26m, compared with 8h 23m via Salt Lake City (SLC) and 14h 01m via Seattle/Tacoma Intl (SEA).

  • What is the time difference between Great Falls and Philadelphia?

    Philadelphia is 2 hours ahead of Great Falls (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Philadelphia?

    Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.

Your guide to booking Great Falls to Philadelphia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $444, about $364 less than Sunday fares (45% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Great Falls to Philadelphia trip for September. Fares historically average $418 round-trip in that month - typically $578 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Philadelphia Airport.

    • Embassy Suites by Hilton Philadelphia Airport
    • Sonesta Select Philadelphia Airport
    • DoubleTree by Hilton Philadelphia Airport

More options for your flight from Great Falls to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Car rentals in Philadelphia
Hotels in Philadelphia
Vacations in Philadelphia