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$355+ Cheap flights from Grand Forks to Seattle (GFK - SEA)

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 9/13. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SEA
Mar 10 — Mar 171
Tue 3/10
Tue 3/17
1 adult, Economy
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Cheap flight deals from Grand Forks to Seattle

Cheapest flights from Grand Forks to Seattle
Explore the most affordable flight options available from Grand Forks to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.

This Delta deal was found by Cheapflights users on 2/7. 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.
Sun 9/137:15 pm
GFK
-
SEA
1 stop6h 11m
Delta
Mon 9/216:05 am
SEA
-
GFK
1 stop6h 15m
Delta
Deal found 2/7$355
This Delta deal was found by Cheapflights users on 2/7. 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 6/97:15 pm
GFK
-
SEA
1 stop6h 11m
Delta
Tue 6/166:05 am
SEA
-
GFK
1 stop6h 15m
Delta
Deal found 2/7$437
This Delta deal was found by Cheapflights users on 2/7. 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.
Sun 9/137:15 pm
GFK
-
SEA
1 stop6h 11m
Delta
Tue 9/225:45 am
SEA
-
GFK
2 stops10h 20m
Delta
Deal found 2/7$492
This Delta deal was found by Cheapflights users on 2/4. 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 5/277:15 pm
GFK
-
SEA
1 stop6h 26m
Delta
Sat 5/306:10 am
SEA
-
GFK
1 stop6h 10m
Delta
Deal found 2/4$567
This Delta deal was found by Cheapflights users on 2/6. 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 3/44:16 pm
GFK
-
SEA
1 stop6h 30m
Delta
Wed 3/116:00 am
SEA
-
GFK
1 stop7h 46m
Delta
Deal found 2/6$757

Find flight deals from Grand Forks to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Grand Forks (GFK) to Seattle (SEA). 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 February 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$437
(Delta)
Provider with most accurate pricing for Grand Forks-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Grand Forks-Seattle/Tacoma Intl flights.
Search Deals
From Grand Forks to Seattle/Tacoma Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Forks to Seattle 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 February 8, 2026.
Use the filters below to find and compare flights from Grand Forks to Seattle that are best for you.

Fly from

Grand Forks

Fly to

Seattle

Route

Depart

Return

Price

Grand ForksSeattle

GFK - SEA

GFKSEA

Grand Forks

Tue 6/9

7:15 pm-11:26 pm

1 stop6h 11m

Seattle/Tacoma Intl

Tue 6/16

6:05 am-2:20 pm

1 stop6h 15m

$437

Grand ForksSeattle

GFK - SEA

GFKSEA

Grand Forks

Wed 5/27

7:15 pm-11:41 pm

1 stop6h 26m

Seattle/Tacoma Intl

Sat 5/30

6:10 am-2:20 pm

1 stop6h 10m

$567

Grand ForksSeattle

GFK - SEA

GFKSEA

Grand Forks

Wed 3/4

4:16 pm-8:46 pm

1 stop6h 30m

Seattle/Tacoma Intl

Wed 3/11

6:00 am-3:46 pm

1 stop7h 46m

$757

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

Compare providers for flights from Grand Forks to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Grand Forks to Seattle in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Grand Forks-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Forks-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Forks-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Grand Forks-Seattle 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 Grand Forks-Seattle 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 Grand Forks to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Grand Forks 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 Grand Forks to Seattle

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

Currently, June is the cheapest month in which you can book a flight from Grand Forks to Seattle (average of $141). Flying from Grand Forks to Seattle in February is currently the most expensive (average of $384). 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 Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated February 8, 2026.
Read reviews from past customers who have flown Delta from Grand Forks to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,169 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,169 reviews
Delta
7.9
Good
8,169 reviews

Crew

8.5

Overall

7.9

Comfort

7.9

Entertainment

7.8

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Grand Forks to Seattle. 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 Grand Forks to Seattle?

    Delta can get you from Grand Forks to Seattle in just under 6h 11m. Your travel time can differ by up to . Grand Forks and Seattle are separated by a distance of 1163 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grand Forks to Seattle 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 Grand Forks to Seattle?

    Currently, June is the cheapest month in which you can book a flight from Grand Forks to Seattle (average of $141). Flying from Grand Forks to Seattle in February is currently the most expensive (average of $384). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Kent
Tukwila
Fife
Aberdeen
Shoreline
Marysville
Centralia
Federal Way
Chehalis

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Grand Forks to Seattle

Discover the top airline that operate flights from Grand Forks to Seattle. 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 February 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$334Average$688FlexibilityNo cancel feeOn-timeN/A

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