Cheap Flights from Grand Forks (GFK) to Philadelphia (PHLA)

Compare Grand Forks to Philadelphia flight deals

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Flight deals from Grand Forks to Philadelphia

Looking for a cheap last-minute deal or the best return flight from Grand Forks to Philadelphia? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Grand Forks to Philadelphia

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Grand Forks to Philadelphia flights are currently cheapest in October.

Alternative Grand Forks to Philadelphia routes

Looking for the cheapest, fastest or easiest route from Grand Forks to Philadelphia? You could fly into the following airports instead.

Grand Forks to Philadelphia: Flight information

The things to know before you go.
Cheapest flight found$823
Cheapest month to flyOctober

Finding cheap flights from Grand Forks to Philadelphia: Frequently asked questions

There are 6 airports in Philadelphia: Philadelphia International, Blue Bell, Philadelphia Trenton-Mercer, Greater Wilmington, Atlantic City International, and Allentown.
The best price we found for a return flight from Grand Forks to Philadelphia is $823. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Grand Forks to Philadelphia. But we found flights with one or more stops from $823.
As of July 2025, there are no flights flying from Grand Forks to Philadelphia.
The cheapest month to fly from Grand Forks to Philadelphia is usually October.
If you're flying from Grand Forks Airport, the cheapest airport near Philadelphia is Philadelphia International – which is 11.2 km away from the centre of Philadelphia. We've found flights into this airport from $823.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Grand Forks Airport to Philadelphia on Friday, 10 October 2025.
No airlines currently offer direct flights between Grand Forks Airport and Philadelphia. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Philadelphia but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Philadelphia is around 40 days in advance, so don’t leave your flight to the last minute.
In July, the average temperature is usually around 24°C. July is typically the warmest month in Philadelphia, when it usually averages around 30°C. You can expect the least rain in February. The coldest month is January, with temperatures averaging -5°C. The rainiest month is July.
Currently, Delta offers the cheapest flight tickets to Philadelphia.

Flying from Grand Forks International Airport (GFK) to Philadelphia: what you need to know

  • Grand Forks International Airport is located in Grand Forks. Following the UTC-4 timezone, Philadelphia is one hour ahead of Grand Forks.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. That way, you won't have to rush to board your GFK to Philadelphia flight.

  • Longer lines at check-in and security are likely if you're heading away during high season, so allow some extra wiggle room. A good general rule for peak times? Get there up to four hours early for international flights and two hours for domestic departures.

  • To get to GFK from central Grand Forks, it'll take around 15 minutes by car. It's roughly 11 kilometres from the airport to the city centre.

  • Grand Forks International Airport earns top marks for its on-time performance. 80.65% of flights that take off from GFK arrive at their destination on time.

  • GFK is located at 2787 Airport Drive.

How to find the cheapest flights from Grand Forks International Airport (GFK) to Philadelphia

  • $792 is the cheapest price we've seen for a one-way Grand Forks International Airport to Philadelphia flight. A return flight ticket right now is $823. Depending on the availability and when you book, these fares could change.

  • To find cheap flights from GFK to Philadelphia, book early. Airlines tend to offer the most competitive fares when flights first go on sale.

  • The 'Whole month' tool will show you the cheapest tickets from Grand Forks International Airport to Philadelphia across the month. It's a good way to find a bargain if your plans aren't set in stone.

  • Never miss a deal on cheap flights from GFK to Philadelphia by creating a Price Alert. You'll get an email or notification through the app when a lower fare becomes available.

  • Save money on your flight from Grand Forks International Airport to Philadelphia with the help of our filters. Choose your ideal times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Philadelphia

Philadelphia International Airport (PHL)

  • Philadelphia International Airport (PHL) to the centre of Philadelphia takes about 15 minutes by car. The centre is roughly 19 kilometres away.

  • If you're using public transport, expect a journey time of about 45 minutes.

  • Consider staying in a hotel close to PHL if you have a late flight from Grand Forks International Airport to Philadelphia. Pick one of these options and make your first night all about rest:

  • Pick up a Philadelphia International Airport rental car and discover Philadelphia and beyond with your own set of wheels. Dollar, Thrifty and Budget are popular providers to choose from here.

  • Booking your vehicle from Philadelphia International Airport about three weeks ahead of your flight from GFK to Philadelphia can help you get the best possible rate.

  • The street address for PHL is 8500 Essington Ave.

Trenton-Mercer Airport (TTN)

  • Central Philadelphia is about 56 kilometres from Trenton-Mercer Airport (TTN). Once your flight from Grand Forks International Airport to Philadelphia has landed and you've made your way out of the airport, expect a drive of about 40 minutes.

  • The trip will take about 1 hour 45 minutes on public transport.

  • You'll find some comfortable places to drop your things at near TTN. Tuck yourself in and get cosy after your GFK to Philadelphia flight at any of these well-located options:

  • Forget about public transport timetables or slow-moving cab lines. Grab a Trenton-Mercer Airport rental car and go in any direction that inspires you. Compare offers from Budget, National and Enterprise.

  • Get first dibs on the best options. Securing your ride from TTN four weeks in advance often means lower prices and a greater selection of vehicles.

  • Trenton-Mercer Airport can be found at Scotch Road, Terminal Building.

Best time to go to Philadelphia

  • Carefully consider your travel dates before locking in your flight from Grand Forks International Airport to Philadelphia. The city comes alive in peak season, but hotel prices are generally higher and top attractions can get busy. Visit Philadelphia in the off-season if you want a quieter vibe.

  • Before booking a Grand Forks International Airport to Philadelphia flight ticket, think about what kind of weather you prefer. July is the warmest month in Philadelphia, with temperatures ranging from 18ºC (64ºF) to 32ºC (90ºF).

  • Look for cheap tickets from GFK to Philadelphia in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between -7ºC (19ºF) and 9ºC (48ºF) on average.

More about Philadelphia

Explore more of United States

  • You've done Philadelphia, now it's time to discover more of United States. Journey about 129 kilometres north-east to New York to tick off its top sights. From Statue of Liberty to Central Park and Empire State Building, you've got a jam-packed schedule ahead.

  • Around 434 kilometres north-east of Philadelphia, Boston is another favourite stop in United States. No visit is complete without checking out Freedom Trail, Museum of Fine Arts Boston and Boston Tea Party Ships & Museum.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.