$521+ Cheap flights from Portland to Grand Forks (PDX - GFK)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GFK
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest
Best
Last-minute
Cheapest flights from Portland to Grand ForksExplore the most affordable flight options available from Portland to Grand Forks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Portland to Grand Forks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
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.
Fri 10/231:44 pm -
1 stop7h 43m
Tue 10/277:55 pm -
1 stop5h 49m
Deal found 9/14![Delta logo]()
$521
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.
Fri 10/23:00 pm -
1 stop6h 21m
Tue 10/63:55 pm -
1 stop6h 07m
Deal found 9/14![Delta logo]()
$608
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 9/148:44 pm -
2 stops11h 43m
Mon 9/2111:02 am -
1 stop8h 29m
Deal found 9/11![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 9/11. 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 9/2612:25 am -
1 stop8h 02m
Thu 10/111:02 am -
1 stop8h 29m
Deal found 9/11![Delta logo]()
$945
Best flights from Portland to Grand ForksDiscover carefully curated flight deals from Portland to Grand Forks that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Portland to Grand Forks that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
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.
Fri 10/238:44 pm -
2 stops11h 32m
Tue 10/277:55 pm -
1 stop5h 49m
Deal found 9/14![Delta logo]()
$526
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.
Fri 10/23:00 pm -
1 stop6h 21m
Tue 10/63:55 pm -
1 stop6h 07m
Deal found 9/14![Delta logo]()
$608
This Delta deal was found by Cheapflights users on 9/11. 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 9/2612:25 am -
1 stop8h 02m
Thu 10/111:02 am -
1 stop8h 29m
Deal found 9/11![Delta logo]()
$945
Last-minute flights from Portland to Grand ForksDiscover last-minute flight deals from Portland to Grand Forks. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Grand Forks. Data last updated September 15, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/11. 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.
Mon 9/148:44 pm -
2 stops11h 43m
Mon 9/2111:02 am -
1 stop8h 29m
Deal found 9/11![Delta logo]()
$779
This Delta deal was found by Cheapflights users on 9/11. 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 9/2612:25 am -
1 stop8h 02m
Thu 10/111:02 am -
1 stop8h 29m
Deal found 9/11![Delta logo]()
$945
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.
Fri 10/23:00 pm -
1 stop6h 21m
Tue 10/63:55 pm -
1 stop6h 07m
Deal found 9/14![Delta logo]()
$608
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.
Fri 10/231:44 pm -
1 stop7h 43m
Tue 10/277:55 pm -
1 stop5h 49m
Deal found 9/14![Delta logo]()
$521
Find flight deals from Portland to Grand Forks
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $521 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Portland to Grand Forks that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandGrand Forks
PDX Portland - GFK Grand Forks
PDXGFK
Portland
Fri 10/23
8:44 pm-10:16 am
2 stops11h 32m
Grand Forks
Tue 10/27
7:55 pm-11:44 pm
1 stop5h 49m
$526
Quickest round-trip
PortlandGrand Forks
PDX Portland - GFK Grand Forks
PDXGFK
Portland
Fri 10/2
3:00 pm-11:21 pm
1 stop6h 21m
Grand Forks
Tue 10/6
3:55 pm-8:02 pm
1 stop6h 07m
$608
PortlandGrand Forks
PDX Portland - GFK Grand Forks
PDXGFK
Portland
Sat 9/26
12:25 am-10:27 am
1 stop8h 02m
Grand Forks
Thu 10/1
11:02 am-5:31 pm
1 stop8h 29m
$945
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Portland-Grand Forks flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Grand Forks flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Grand Forks flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Grand Forks flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Grand Forks flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Portland to Grand Forks
Have a flexible travel schedule? Discover the best time to fly to Grand Forks from Portland with our price prediction graph.
PDX-GFK
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.
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 15, 2026.
Read through reviews of airlines operating flights from Portland to Grand Forks, such as Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Food
7.2
Boarding
8.1
Crew
8.5
Entertainment
7.8
Comfort
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Related info for your journey
Find useful and relevant information for your journey from Portland to Grand Forks. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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Other flights to Grand Forks
Explore flights to Grand Forks departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Portland and Grand Forks flights
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top airline flying from Portland to Grand Forks
Discover the top airline that operate flights from Portland 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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$272 | Average$546 | FlexibilityNo cancel fee | On-timeN/A |