$373+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SEA
May 23 — May 301
Round-trip
1 adult, Economy
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Best
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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 April 23, 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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 9/177:15 pm
GFK
- SEA
1 stop6h 11m
Delta
Sun 9/206:05 am
SEA
- GFK
1 stop6h 15m
Delta
Deal found 4/20![Delta logo]()
$373
This Delta deal was found by Cheapflights users on 4/23. 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 5/133:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Thu 5/2811:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/23![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 4/18. 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 9/93:55 pm
GFK
- SEA
1 stop6h 29m
Delta
Wed 9/166:05 am
SEA
- GFK
1 stop6h 15m
Delta
Deal found 4/18![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 4/21. 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 10/53:55 pm
GFK
- SEA
1 stop6h 29m
Delta
Sat 10/106:05 am
SEA
- GFK
1 stop6h 15m
Delta
Deal found 4/21![Delta logo]()
$541
This Delta deal was found by Cheapflights users on 4/22. 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 5/77:15 pm
GFK
- SEA
1 stop6h 29m
Delta
Mon 5/1111:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/22![Delta logo]()
$567
This Delta deal was found by Cheapflights users on 4/21. 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 10/47:55 pm
GFK
- SEA
2 stops12h 44m
Delta
Sat 10/1011:53 pm
SEA
- GFK
1 stop8h 17m
Delta
Deal found 4/21![Delta logo]()
$610
This Delta deal was found by Cheapflights users on 4/22. 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.
Wed 7/17:15 pm
GFK
- SEA
1 stop6h 44m
Delta
Wed 7/1511:59 pm
SEA
- GFK
1 stop8h 11m
Delta
Deal found 4/22![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 4/21. 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 6/47:15 pm
GFK
- SEA
1 stop27h 26m
Delta
Mon 6/811:59 pm
SEA
- GFK
1 stop8h 11m
Delta
Deal found 4/21![Delta logo]()
$641
This Delta deal was found by Cheapflights users on 4/23. 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 5/133:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 5/306:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/23![Delta logo]()
$673
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 April 23, 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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/23. 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 5/133:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Thu 5/2811:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/23![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 4/18. 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 9/93:55 pm
GFK
- SEA
1 stop6h 29m
Delta
Wed 9/166:05 am
SEA
- GFK
1 stop6h 15m
Delta
Deal found 4/18![Delta logo]()
$458
This Delta deal was found by Cheapflights users on 4/21. 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 10/47:55 pm
GFK
- SEA
2 stops12h 44m
Delta
Sat 10/1011:53 pm
SEA
- GFK
1 stop8h 17m
Delta
Deal found 4/21![Delta logo]()
$610
This Delta deal was found by Cheapflights users on 4/21. 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 10/510:45 am
GFK
- SEA
1 stop7h 28m
Delta
Sat 10/1011:53 pm
SEA
- GFK
1 stop8h 17m
Delta
Deal found 4/21![Delta logo]()
$631
This Delta deal was found by Cheapflights users on 4/22. 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.
Wed 7/17:15 pm
GFK
- SEA
1 stop6h 44m
Delta
Wed 7/1511:59 pm
SEA
- GFK
1 stop8h 11m
Delta
Deal found 4/22![Delta logo]()
$633
This Delta deal was found by Cheapflights users on 4/21. 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 6/47:15 pm
GFK
- SEA
1 stop27h 26m
Delta
Mon 6/811:59 pm
SEA
- GFK
1 stop8h 11m
Delta
Deal found 4/21![Delta logo]()
$641
This Delta deal was found by Cheapflights users on 4/19. 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.
Wed 5/207:15 pm
GFK
- SEA
1 stop6h 29m
Delta
Tue 5/266:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/19![Delta logo]()
$799
This Delta deal was found by Cheapflights users on 4/18. 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 5/163:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 5/236:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/18![Delta logo]()
$807
This Delta deal was found by Cheapflights users on 4/20. 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.
Thu 8/207:15 pm
GFK
- SEA
1 stop6h 11m
Delta
Sun 8/2311:53 pm
SEA
- GFK
1 stop8h 17m
Delta
Deal found 4/20![Delta logo]()
$819
This Delta deal was found by Cheapflights users on 4/21. 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 10/45:10 am
GFK
- SEA
2 stops15h 50m
Delta
Sun 10/1111:53 pm
SEA
- GFK
1 stop8h 17m
Delta
Deal found 4/21![Delta logo]()
$845
Last-minute flights from Grand Forks to SeattleDiscover last-minute flight deals from Grand Forks to Seattle. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Forks to Seattle. Data last updated April 23, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 4/20. 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.
Tue 5/55:15 am
GFK
- SEA
1 stop9h 00m
Delta
Sat 5/96:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/20![Delta logo]()
$925
This Delta deal was found by Cheapflights users on 4/22. 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 5/77:15 pm
GFK
- SEA
1 stop6h 29m
Delta
Mon 5/1111:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/22![Delta logo]()
$567
This Delta deal was found by Cheapflights users on 4/23. 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 5/133:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Thu 5/2811:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/23![Delta logo]()
$433
This Delta deal was found by Cheapflights users on 4/23. 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 5/133:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 5/306:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/23![Delta logo]()
$673
This Delta deal was found by Cheapflights users on 4/18. 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 5/163:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Sat 5/236:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/18![Delta logo]()
$807
This Delta deal was found by Cheapflights users on 4/19. 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.
Wed 5/207:15 pm
GFK
- SEA
1 stop6h 29m
Delta
Tue 5/266:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/19![Delta logo]()
$799
This Delta deal was found by Cheapflights users on 4/19. 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 5/233:50 pm
GFK
- SEA
1 stop6h 53m
Delta
Sun 5/316:00 am
SEA
- GFK
1 stop6h 21m
Delta
Deal found 4/19![Delta logo]()
$979
This Delta deal was found by Cheapflights users on 4/19. 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.
Thu 5/285:05 am
GFK
- SEA
1 stop7h 50m
Delta
Thu 5/2811:59 pm
SEA
- GFK
1 stop8h 19m
Delta
Deal found 4/19![Delta logo]()
$857
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 April 23, 2026.
Search for one-way flight options from Grand Forks to Seattle. Find affordable one-way fares based on user searches. Data last updated April 23, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 7/67:15 pm
GFK
- SEA
1 stop6h 44m
Delta
Deal found 4/21![Delta logo]()
$680
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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $373 (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 April 23, 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
Wed 5/13
3:50 pm-8:43 pm
1 stop6h 53m
Seattle/Tacoma Intl
Thu 5/28
11:59 pm-10:18 am
1 stop8h 19m
$433
Quickest round-trip
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Wed 9/9
3:55 pm-8:24 pm
1 stop6h 29m
Seattle/Tacoma Intl
Wed 9/16
6:05 am-2:20 pm
1 stop6h 15m
$458
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Sun 10/4
7:55 pm-6:39 am
2 stops12h 44m
Seattle/Tacoma Intl
Sat 10/10
11:53 pm-10:10 am
1 stop8h 17m
$610
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Mon 10/5
10:45 am-4:13 pm
1 stop7h 28m
Seattle/Tacoma Intl
Sat 10/10
11:53 pm-10:10 am
1 stop8h 17m
$631
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Wed 7/1
7:15 pm-11:59 pm
1 stop6h 44m
Seattle/Tacoma Intl
Wed 7/15
11:59 pm-10:10 am
1 stop8h 11m
$633
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Thu 6/4
7:15 pm-8:41 pm
1 stop27h 26m
Seattle/Tacoma Intl
Mon 6/8
11:59 pm-10:10 am
1 stop8h 11m
$641
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Wed 5/20
7:15 pm-11:44 pm
1 stop6h 29m
Seattle/Tacoma Intl
Tue 5/26
6:00 am-2:21 pm
1 stop6h 21m
$799
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Sat 5/16
3:50 pm-8:43 pm
1 stop6h 53m
Seattle/Tacoma Intl
Sat 5/23
6:00 am-2:21 pm
1 stop6h 21m
$807
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Thu 8/20
7:15 pm-11:26 pm
1 stop6h 11m
Seattle/Tacoma Intl
Sun 8/23
11:53 pm-10:10 am
1 stop8h 17m
$819
Grand ForksSeattle
GFK - SEA
GFKSEA
Grand Forks
Sun 10/4
5:10 am-7:00 pm
2 stops15h 50m
Seattle/Tacoma Intl
Sun 10/11
11:53 pm-10:10 am
1 stop8h 17m
$845
Showing 1-10 of 11 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 April.
| 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 April 23, 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.
Food
7.2
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
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
Ocean Shores
Olympia
Lynnwood
Lacey
Edmonds
Leavenworth
Snoqualmie
Kent
Tumwater
Tukwila
Puyallup
Renton
Kirkland
Ellensburg
Fife
Lakewood
Issaquah
Shoreline
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Grand Forks and Seattle flights
Browse other Grand Forks and Seattle flight options. Last updated on April 23, 2026.
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Browse through other flights departing from Grand Forks. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2026.
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Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on April 23, 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 April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$493 | Average$703 | FlexibilityNo cancel fee | On-timeN/A |