$313+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — SEA
Oct 6 — Oct 131
Round-trip
1 adult, Economy
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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
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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 September 6, 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 September 6, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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 10/147:55 pm -
1 stop6h 04m
Mon 10/1911:50 pm -
1 stop8h 26m
Deal found 9/4![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Sat 10/176:00 am -
1 stop6h 32m
Deal found 9/2![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 9/2. 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 9/167:15 pm -
1 stop6h 40m
Sat 9/1911:59 pm -
1 stop8h 28m
Deal found 9/2![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Thu 10/151:42 pm -
1 stop7h 45m
Deal found 9/2![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 9/1. 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 9/167:15 pm -
1 stop6h 40m
Sun 9/206:00 am -
1 stop6h 37m
Deal found 9/1![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 9/2. 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 9/125:15 am -
2 stops11h 35m
Mon 9/1411:59 pm -
1 stop8h 28m
Deal found 9/2![Delta logo]()
$865
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 September 6, 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 September 6, 2026.
This Delta deal was found by Cheapflights users on 9/4. 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 10/147:55 pm -
1 stop6h 04m
Mon 10/1911:50 pm -
1 stop8h 26m
Deal found 9/4![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Sat 10/176:00 am -
1 stop6h 32m
Deal found 9/2![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 9/2. 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 9/167:15 pm -
1 stop6h 40m
Sat 9/191:24 pm -
2 stops7h 39m
Deal found 9/2![Delta logo]()
$671
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Thu 10/151:42 pm -
1 stop7h 45m
Deal found 9/2![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 9/1. 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 9/167:15 pm -
1 stop6h 40m
Sun 9/206:00 am -
1 stop6h 37m
Deal found 9/1![Delta logo]()
$749
Last-minute flights from Grand Forks to SeattleDiscover last-minute flight deals from Grand Forks to Seattle. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Forks to Seattle. Data last updated September 6, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/2. 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 9/125:15 am -
2 stops11h 35m
Mon 9/1411:59 pm -
1 stop8h 28m
Deal found 9/2![Delta logo]()
$865
This Delta deal was found by Cheapflights users on 9/2. 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 9/167:15 pm -
1 stop6h 40m
Sat 9/1911:59 pm -
1 stop8h 28m
Deal found 9/2![Delta logo]()
$666
This Delta deal was found by Cheapflights users on 9/1. 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 9/167:15 pm -
1 stop6h 40m
Sun 9/206:00 am -
1 stop6h 37m
Deal found 9/1![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Sat 10/176:00 am -
1 stop6h 32m
Deal found 9/2![Delta logo]()
$499
This Delta deal was found by Cheapflights users on 9/2. 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 10/1010:51 am -
2 stops10h 11m
Thu 10/151:42 pm -
1 stop7h 45m
Deal found 9/2![Delta logo]()
$709
This Delta deal was found by Cheapflights users on 9/4. 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 10/147:55 pm -
1 stop6h 04m
Mon 10/1911:50 pm -
1 stop8h 26m
Deal found 9/4![Delta logo]()
$463
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 September 6, 2026.
Search for one-way flight options from Grand Forks to Seattle. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This Delta deal was found by Cheapflights users on 9/6. 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 10/213:55 pm -
1 stop6h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Delta logo]()
$313
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 September 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $463 (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 7,457,451 searches. Data last updated September 6, 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
Quickest round-trip
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Wed 10/21
3:55 pm-8:50 pm
1 stop6h 55m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$313
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Wed 10/14
7:55 pm-11:59 pm
1 stop6h 04m
Seattle/Tacoma Intl
Mon 10/19
11:50 pm-10:16 am
1 stop8h 26m
$463
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Sat 10/10
10:51 am-7:02 pm
2 stops10h 11m
Seattle/Tacoma Intl
Sat 10/17
6:00 am-2:32 pm
1 stop6h 32m
$499
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Wed 9/16
7:15 pm-11:55 pm
1 stop6h 40m
Seattle/Tacoma Intl
Sat 9/19
1:24 pm-11:03 pm
2 stops7h 39m
$671
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Sat 10/10
10:51 am-7:02 pm
2 stops10h 11m
Seattle/Tacoma Intl
Thu 10/15
1:42 pm-11:27 pm
1 stop7h 45m
$709
Grand ForksSeattle
GFK Grand Forks - SEA Seattle/Tacoma Intl
GFKSEA
Grand Forks
Wed 9/16
7:15 pm-11:55 pm
1 stop6h 40m
Seattle/Tacoma Intl
Sun 9/20
6:00 am-2:37 pm
1 stop6h 37m
$749
Sorted 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 September.
| 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 September 6, 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.
Boarding
8.1
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
Reviews
1 / 20
8.0
ExcellentLesley,Aug 2023
LIH - SEA
Boarding
8.1
Entertainment
7.8
Overall
7.8
Food
7.2
Crew
8.5
Comfort
7.8
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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
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Grand Forks and Seattle flights
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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 7,457,451 searches. Data last updated September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$438 | Average$658 | FlexibilityNo cancel fee | On-timeN/A |