Title: Cheap Flights from Great Falls (GTF) to Philadelphia (PHL) - Expedia.ca ![Street view of downtown Philadelphia in PA, USA](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/178297/8334056d-4758-4753-ae85-5adcad811308.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Great Falls (GTF) to Philadelphia (PHL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Great Falls, MT (GTF-Great Falls Intl.) to Philadelphia International Airport (PHL) - ![Alaska Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AS.svg) Alaska Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:phl,departure:03/11/2025TANYT&leg2=from:phl,to:gtf,departure:10/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AS"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:phl,departure:03/11/2025TANYT&leg2=from:phl,to:gtf,departure:10/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:phl,departure:03/11/2025TANYT&leg2=from:phl,to:gtf,departure:10/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Hawaiian Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_HA.svg) Hawaiian Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:gtf,to:phl,departure:03/11/2025TANYT&leg2=from:phl,to:gtf,departure:10/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"HA"}}]) ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Find the cheapest month to fly from Great Falls (GTF) to Philadelphia (PHL) ### January is typically the cheapest month to fly From CA $481 - CA $1,707 per traveller. Flight from Great Falls to Philadelphia (GTF - PHL) route information | Origin airport | Great Falls Intl. | | --- | --- | | Destination airport | Philadelphia Intl. | | Distance | 2977 km | ## Great Falls to Philadelphia Flights **The easy way to book your flights from Great Falls to Philadelphia**  With Expedia, it’s simple to find and book flights to Philadelphia from Great Falls whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Philadelphia Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Great Falls to Philadelphia today, tomorrow, or this week.   **Save dollars with cheap flights from Great Falls Intl., GTF to Philadelphia Intl., PHL**  Sort your search results by price to find great deals on your flight from Great Falls to Philadelphia—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Philadelphia from Great Falls currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Philadelphia   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Philadelphia from Great Falls**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Philadelphia with Expedia today. ## Frequently asked questions ### How much is a flight from Great Falls Intl. Airport to Philadelphia Intl. Airport (PHL)? > Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip flights between Great Falls Intl. Airport and Philadelphia Airport start from . Book today to secure the best price for your adventure. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Great Falls Intl. Airport (GTF) to PHL? > Every air carrier has its own terms and conditions. If you do decide to cancel, follow the easy instructions on our [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from GTF to Philadelphia Intl. Airport (PHL) that have flexible change policies? > Many airlines will allow you to move your flight at no extra charge. All you pay is the cost difference between the two flights. When searching for GTF to Philadelphia Intl. Airport (PHL) flights, you'll see a "No change fees" filter for you to select. ### How many hours is the flight from Great Falls Intl. Airport to Philadelphia Airport? > The flight time from Great Falls Intl. Airport (GTF) to PHL is about 5 hours and 56 minutes. Grab your headphones, listen to a gripping podcast and the hours in the air will whiz by. ### How far is the flight from GTF to PHL? > Around 3,000 kilometres separates Great Falls and Philadelphia, so pack something to help you while away a couple of hours. That juicy novel you haven't started will be just the ticket. ### Which airlines fly direct from Great Falls Intl. Airport to Philadelphia Airport? > You won't find any airlines flying directly between Great Falls Intl. Airport (GTF) and Philadelphia Airport, so be ready to make at least one stop on your journey. A layover can be a good way to break up a trip! ### Are GTF to Philadelphia Intl. Airport (PHL) flight tickets cheaper when they're purchased at the last minute? > Flight prices are always on the move, so there are no guarantees. While last-minute deals between Great Falls Intl. Airport and Philadelphia Airport are of course possible, it's also a good idea to keep an eye on prices well before you fly. In fact, some air carriers publicize their prices up to a year before the departure date. Expedia is constantly updating the best bargains around, so keep checking back and be ready to book when the fares dip. ## Explore a world of travel with Expedia - Flights ### Flights - [Flights from Kitchener to King of Prussia](https://www.expedia.ca/lp/flights/10579/8332/kitchener-to-king-of-prussia) - [Flights from Austin to Harrisburg - Hershey](https://www.expedia.ca/lp/flights/178234/602958/austin-to-harrisburg-hershey) - [Flights from Baltimore to Harrisburg - Hershey](https://www.expedia.ca/lp/flights/178235/602958/baltimore-to-harrisburg-hershey) - [Flights from Cleveland to Harrisburg - Hershey](https://www.expedia.ca/lp/flights/178250/602958/cleveland-to-harrisburg-hershey) - [Flights from Cleveland to King of Prussia](https://www.expedia.ca/lp/flights/178250/8332/cleveland-to-king-of-prussia) - [Flights from Denver to King of Prussia](https://www.expedia.ca/lp/flights/178254/8332/denver-to-king-of-prussia) - [Flights from Miami to Amish Country](https://www.expedia.ca/lp/flights/178286/6078569/miami-to-amish-country) - 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