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$187+ Cheap flights from Philadelphia to Grand Forks (PHL - GFK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — GFK
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Philadelphia to Grand Forks

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) to Grand Forks (GFK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 16, 2025.

Round-trip from

$457
(Delta)

One-way from

$187
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$458
From Philadelphia to Grand Forks
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One-way flight from Philadelphia to Grand Forks
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Highest demand for flights based on searches. 33% potential increase in price ($282 potential increase over avg. RT price).
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Cheapest flight prices on average. 10% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Philadelphia to Grand Forks

Cheapest flights from Philadelphia to Grand Forks
Explore the most affordable flight options available from Philadelphia to Grand Forks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/106:30 pmPHL - GFK
1 stop5h 37mDelta
Sat 12/134:47 pmGFK - PHL
1 stop6h 09mDelta
Deal found 9/15$457
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:00 amPHL - GFK
1 stop6h 35mDelta
Sun 10/265:05 amGFK - PHL
1 stop4h 49mDelta
Deal found 9/14$487
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/3011:29 amPHL - GFK
1 stop5h 10mDelta
Sat 10/412:21 pmGFK - PHL
1 stop4h 45mDelta
Deal found 9/14$547
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amPHL - GFK
1 stop6h 35mDelta
Mon 10/134:20 pmGFK - PHL
2 stops7h 32mDelta
Deal found 9/16$632
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:00 amPHL - GFK
1 stop6h 35mDelta
Sun 10/125:05 amGFK - PHL
1 stop4h 51mDelta
Deal found 9/15$663
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/206:00 amPHL - GFK
1 stop6h 33mDelta
Mon 9/224:19 pmGFK - PHL
1 stop6h 36mDelta
Deal found 9/16$727

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Grand Forks that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
Use the filters below to find and compare flights from Philadelphia to Grand Forks that are best for you.

Fly from

Philadelphia

Fly to

Grand Forks

Route

Depart

Return

Price

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Wed 12/10

6:30 pm-11:07 pm

1 stop5h 37m

Grand Forks

Sat 12/13

4:47 pm-11:56 pm

1 stop6h 09m

$457

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Thu 10/23

6:00 am-11:35 am

1 stop6h 35m

Grand Forks

Sun 10/26

5:05 am-10:54 am

1 stop4h 49m

$487

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Tue 9/30

11:29 am-3:39 pm

1 stop5h 10m

Grand Forks

Sat 10/4

12:21 pm-6:06 pm

1 stop4h 45m

$547

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Tue 9/30

2:30 pm-2:06 pm

2 stops48h 36m

$187

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Tue 9/30

6:00 am-11:33 am

1 stop6h 33m

$389

PhiladelphiaGrand Forks

PHL - GFK

PHLGFK

Philadelphia

Mon 9/29

6:51 pm-10:58 pm

1 stop5h 07m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Philadelphia to Grand Forks

Have a flexible travel schedule? Discover the best time to fly to Grand Forks from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Grand Forks

What is the cheapest month to book a flight from Philadelphia to Grand Forks?

Currently, May is the cheapest month in which you can book a flight from Philadelphia to Grand Forks (average of $481). Flying from Philadelphia to Grand Forks in March is currently the most expensive (average of $579). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Grand Forks

Get insights into the airlines that provide service to Grand Forks. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Grand Forks. Reviews last updated September 16, 2025.
Read through reviews of airlines operating flights from Philadelphia to Grand Forks, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.9

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Grand Forks. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Grand Forks?

    Airlines like Delta fly from Philadelphia to Grand Forks in about 5h 37m. The time it takes to get you to your destination can typically vary by up to . The distance from Philadelphia to Grand Forks is about 1219 mi.

  • What is the cheapest airline to fly from Philadelphia to Grand Forks round-trip?

    Currently priced at $378, Delta will fly you from Philadelphia to Grand Forks and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Users have found that Delta is 32% cheaper than the other options available to this destination.

  • Can I find deals for flights from Philadelphia to Grand Forks that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Grand Forks flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Grand Forks?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Grand Forks.

  • Can I find deals for business class flights from Philadelphia to Grand Forks?

    Yes. Cheapflights offers flight deals from Philadelphia to Grand Forks by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Grand Forks?

    Currently, May is the cheapest month in which you can book a flight from Philadelphia to Grand Forks (average of $481). Flying from Philadelphia to Grand Forks in March is currently the most expensive (average of $579). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Alternative routes for Philadelphia to Grand Forks

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Top airline flying from Philadelphia to Grand Forks

Discover the top airline that operate flights from Philadelphia to Grand Forks. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$378Average$467FlexibilityNo cancel feeOn-timeN/A

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