What is the cheapest airline to fly from Grand Forks to Seattle round-trip?

Our cheapest airline available from Grand Forks to Seattle is Delta. Our recent data shows that you can find tickets from as low as $677 on this airline. You may be able to fly from Grand Forks to Seattle for 3% less than the average price by searching for this airline.

What is the cheapest day to fly from Grand Forks to Seattle?

Travelers seeking maximum savings on their Grand Forks to Seattle flight should consider departing on Monday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What is the cheapest day to fly round-trip from Grand Forks to Seattle?

It’s generally more expensive to depart on a Wednesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Grand Forks to Seattle?

Our data shows that February tends to be the cheapest month to fly to Seattle from Grand Forks. Users have commonly found prices around $702 for the month, but tickets can be as low as $465. Due to multiple factors, prepare for potentially higher prices in November.

What is the cheapest time of day to fly from GFK to SEA?

A simple way to save on the total cost of your ticket is to fly from Grand Forks to Seattle in the morning. If you’re flexible enough to do this you can expect to save up to 3% on your trip compared to booking a flight at noon.

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.

$677+ Flights from Grand Forks to Seattle

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Cheap flight deals from Grand Forks to Seattle

Round-trip from	$677 (Delta)
Popular in	November
Cheapest in	February
Average price	$611

From Grand Forks to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 22% potential increase in price ($204 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($37 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find 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 July 1, 2025.

Mon 7/2812:17 pmGFK - SEA

1 stop5h 57mDelta

Thu 7/316:00 amSEA - GFK

1 stop7h 43mDelta

Deal found 7/1

$677

Best flights from Grand Forks to Seattle
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 1, 2025.

Mon 7/2812:17 pmGFK - SEA

1 stop5h 57mDelta

Thu 7/316:00 amSEA - GFK

1 stop7h 43mDelta

Deal found 7/1

$677

Last-minute flights from Grand Forks to Seattle
Discover last-minute flight deals from Grand Forks to Seattle. Data last updated July 1, 2025 and is based on user searches.

Mon 7/2812:17 pmGFK - SEA

1 stop5h 57mDelta

Thu 7/316:00 amSEA - GFK

1 stop7h 43mDelta

Deal found 7/1

$677

Cheapflights Fare Finder

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

Price

Grand ForksSeattle

GFK - SEA

GFKSEA

Grand Forks

Mon 7/28

12:17 pm-4:14 pm

1 stop5h 57m

Seattle/Tacoma Intl

Thu 7/31

6:00 am-3:43 pm

1 stop7h 43m

$677

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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, January is the cheapest month in which you can book a flight from Grand Forks to Seattle (average of $238). Flying from Grand Forks to Seattle in July is currently the most expensive (average of $390). 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

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

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What is the cheapest airline to fly from Grand Forks to Seattle round-trip?
Our cheapest airline available from Grand Forks to Seattle is Delta. Our recent data shows that you can find tickets from as low as $677 on this airline. You may be able to fly from Grand Forks to Seattle for 3% less than the average price by searching for this airline.
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, January is the cheapest month in which you can book a flight from Grand Forks to Seattle (average of $238). Flying from Grand Forks to Seattle in July is currently the most expensive (average of $390). 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.

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Other flights to Seattle

Top airline flying from Grand Forks to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$462	Average$687	FlexibilityNo cancel fee	On-timeN/A

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$677+ 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 7/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Forks to Seattle with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Grand Forks to Seattle

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Grand Forks to Seattle

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 1, 2025.

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 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Grand Forks to Seattle that are best for you.

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.

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?

Reviews of airlines servicing Seattle

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.

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.

What is the cheapest airline to fly from Grand Forks to Seattle round-trip?

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

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

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

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

Traveling to a place near Grand Forks?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Grand Forks to Seattle

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Top airline flying from Grand Forks to Seattle

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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 July 1, 2025.