$313+ Cheap flights from Grand Forks to Seattle (GFK - SEA)
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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SEA
Aug 23 — Aug 301
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Grand Forks to Seattle with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Grand Forks to Seattle
Cheapest
Best
Last-minute
One-way
Cheapest flights from Grand Forks to SeattleExplore 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 July 24, 2026.
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 July 24, 2026.
This Delta deal was found by Cheapflights users on 7/20. 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 9/410:54 am
GFK
- SEA
1 stop8h 06m
Delta
Mon 9/711:59 pm
SEA
- GFK
1 stop8h 28m
Delta
Deal found 7/20![Delta logo]()
$493
This Delta deal was found by Cheapflights users on 7/21. 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 8/207:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Mon 8/2411:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/21![Delta logo]()
$553
This Delta deal was found by Cheapflights users on 7/19. 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 8/147:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Sun 8/3011:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/19![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 7/20. 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 8/177:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Fri 8/2111:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/20![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 7/22. 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 8/67:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Mon 8/108:59 am
SEA
- GFK
1 stop7h 09m
Delta
Deal found 7/22![Delta logo]()
$848
This Delta deal was found by Cheapflights users on 7/22. 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 8/107:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Fri 8/146:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/22![Delta logo]()
$995
This Delta deal was found by Cheapflights users on 7/22. 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 8/115:00 am
GFK
- SEA
1 stop5h 48m
Delta
Sat 8/1511:05 am
SEA
- GFK
2 stops10h 01m
Delta
Deal found 7/22![Delta logo]()
$1,031
This Delta deal was found by Cheapflights users on 7/19. 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 8/13:55 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 8/296:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/19![Delta logo]()
$1,064
Best flights from Grand Forks to SeattleDiscover carefully curated flight deals from Grand Forks to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from Grand Forks to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This Delta deal was found by Cheapflights users on 7/20. 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 9/410:54 am
GFK
- SEA
1 stop8h 06m
Delta
Mon 9/711:59 pm
SEA
- GFK
1 stop8h 28m
Delta
Deal found 7/20![Delta logo]()
$493
This Delta deal was found by Cheapflights users on 7/21. 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 8/207:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Mon 8/2411:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/21![Delta logo]()
$553
This Delta deal was found by Cheapflights users on 7/19. 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 8/147:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Sun 8/3011:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/19![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 7/20. 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 8/173:55 pm
GFK
- SEA
2 stops10h 04m
Delta
Fri 8/2111:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/20![Delta logo]()
$939
This Delta deal was found by Cheapflights users on 7/22. 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 8/107:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Fri 8/146:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/22![Delta logo]()
$995
This Delta deal was found by Cheapflights users on 7/22. 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 8/115:00 am
GFK
- SEA
1 stop5h 48m
Delta
Fri 8/146:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/22![Delta logo]()
$995
This Delta deal was found by Cheapflights users on 7/19. 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 8/13:55 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 8/296:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/19![Delta logo]()
$1,064
Last-minute flights from Grand Forks to SeattleDiscover last-minute flight deals from Grand Forks to Seattle. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Forks to Seattle. Data last updated July 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/19. 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 8/13:55 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 8/296:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/19![Delta logo]()
$1,064
This Delta deal was found by Cheapflights users on 7/22. 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 8/67:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Mon 8/108:59 am
SEA
- GFK
1 stop7h 09m
Delta
Deal found 7/22![Delta logo]()
$848
This Delta deal was found by Cheapflights users on 7/22. 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 8/107:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Fri 8/146:05 am
SEA
- GFK
1 stop6h 30m
Delta
Deal found 7/22![Delta logo]()
$995
This Delta deal was found by Cheapflights users on 7/22. 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 8/115:00 am
GFK
- SEA
1 stop5h 48m
Delta
Sat 8/1511:05 am
SEA
- GFK
2 stops10h 01m
Delta
Deal found 7/22![Delta logo]()
$1,031
This Delta deal was found by Cheapflights users on 7/19. 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 8/147:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Sun 8/3011:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/19![Delta logo]()
$613
This Delta deal was found by Cheapflights users on 7/20. 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 8/177:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Fri 8/2111:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/20![Delta logo]()
$645
This Delta deal was found by Cheapflights users on 7/21. 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 8/207:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Mon 8/2411:59 pm
SEA
- GFK
1 stop8h 20m
Delta
Deal found 7/21![Delta logo]()
$553
One-way flights from Grand Forks to SeattleSearch for one-way flight options from Grand Forks to Seattle. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from Grand Forks to Seattle. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Delta deal was found by Cheapflights users on 7/22. 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 8/237:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Deal found 7/22![Delta logo]()
$313
This Delta deal was found by Cheapflights users on 7/21. 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 8/167:15 pm
GFK
- SEA
1 stop6h 39m
Delta
Deal found 7/21![Delta logo]()
$343
This Delta deal was found by Cheapflights users on 7/22. 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 8/113:55 pm
GFK
- SEA
1 stop8h 05m
Delta
Deal found 7/22![Delta logo]()
$403
This Delta deal was found by Cheapflights users on 7/21. 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 8/2210:54 am
GFK
- SEA
2 stops13h 11m
Delta
Deal found 7/21![Delta logo]()
$473
This Delta deal was found by Cheapflights users on 7/21. 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 8/245:00 am
GFK
- SEA
2 stops13h 54m
Delta
Deal found 7/21![Delta logo]()
$492
This Delta deal was found by Cheapflights users on 7/21. 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 7/285:00 am
GFK
- SEA
1 stop7h 59m
Delta
Deal found 7/21![Delta logo]()
$503
This Delta deal was found by Cheapflights users on 7/21. 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 7/277:15 pm
GFK
- SEA
1 stop6h 43m
Delta
Deal found 7/21![Delta logo]()
$588
This Delta deal was found by Cheapflights users on 7/21. 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 8/173:55 pm
GFK
- SEA
2 stops10h 04m
Delta
Deal found 7/21![Delta logo]()
$592
This Delta deal was found by Cheapflights users on 7/21. 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 7/295:00 am
GFK
- SEA
2 stops15h 33m
Delta
Deal found 7/21![Delta logo]()
$698
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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $493 (Delta) |
One-way from | $313 (Delta) |
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 July 24, 2026.
Use the filters below to find and compare flights from Grand Forks to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Fri 9/4
10:54 am-5:00 pm
1 stop8h 06m
Seattle/Tacoma Intl
Mon 9/7
11:59 pm-10:27 am
1 stop8h 28m
$493
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Thu 8/20
7:15 pm-11:54 pm
1 stop6h 39m
Seattle/Tacoma Intl
Mon 8/24
11:59 pm-10:19 am
1 stop8h 20m
$553
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Fri 8/14
7:15 pm-11:54 pm
1 stop6h 39m
Seattle/Tacoma Intl
Sun 8/30
11:59 pm-10:19 am
1 stop8h 20m
$613
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Mon 8/17
3:55 pm-11:59 pm
2 stops10h 04m
Seattle/Tacoma Intl
Fri 8/21
11:59 pm-10:19 am
1 stop8h 20m
$939
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Mon 8/10
7:15 pm-11:54 pm
1 stop6h 39m
Seattle/Tacoma Intl
Fri 8/14
6:05 am-2:35 pm
1 stop6h 30m
$995
Quickest round-trip
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Tue 8/11
5:00 am-8:48 am
1 stop5h 48m
Seattle/Tacoma Intl
Fri 8/14
6:05 am-2:35 pm
1 stop6h 30m
$995
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Sat 8/1
3:55 pm-8:48 pm
1 stop6h 53m
Seattle/Tacoma Intl
Sat 8/29
6:05 am-2:35 pm
1 stop6h 30m
$1,064
Cheapest one-way
Quickest one-way
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Mon 8/24
7:15 pm-11:54 pm
1 stop6h 39m
$313
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Sun 8/23
7:15 pm-11:54 pm
1 stop6h 39m
$313
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Thu 8/20
7:15 pm-11:54 pm
1 stop6h 39m
$313
Showing 1-10 of 15 resultsSorted by cheapest first
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 July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
GFK-SEA
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 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 July 24, 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.
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Crew
8.5
Comfort
7.8
Food
7.2
Entertainment
7.8
Overall
7.8
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Grand Forks
Popular flights
Seattle flight routes
Alternative routes for Grand Forks to Seattle
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Grand Forks to Seattle by cabin class
Find flights from Grand Forks to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Grand Forks and Seattle flights
Browse other Grand Forks and Seattle flight options. Last updated on July 24, 2026.
Other flights from Grand Forks
Browse through other flights departing from Grand Forks. Flights are based on user searches made on Cheapflights and were last updated on July 24, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 24, 2026.
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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$438 | Average$635 | FlexibilityNo cancel fee | On-timeN/A |