When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport?

Prices for flights from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport are refreshed on a daily basis.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport.

What documentation or ID do you need to fly to Grimsby Humberside Airport?

The travel and health documents required for your trip to Grimsby Humberside Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Grimsby Humberside Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$793 Cheap Flights from Seattle to Grimsby in 2025/26

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0 bags

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Find the cheapest flights from Seattle to Grimsby

Round-trip

One-way

Cheap round-trip flights

5:40 pm - 9:20 amSEA-HUY

31h 40m1 stop

6:10 am - 4:32 pmHUY-SEA

17h 22m2 stops

$793KLM

Find Deal

Wed, Oct 15 - Tue, Oct 28

7:19 am - 9:20 amSEA-HUY

18h 01m2 stops

6:10 am - 4:32 pmHUY-SEA

17h 22m2 stops

$798Delta

Find Deal

Wed, Oct 15 - Tue, Oct 28

4:00 pm - 4:40 pmSEA-HUY

17h 40m1 stop

6:10 am - 11:45 amHUY-SEA

13h 35m1 stop

$833Delta

Find Deal

Thu, Oct 30 - Thu, Nov 6

4:00 pm - 4:40 pmSEA-HUY

17h 40m1 stop

6:10 am - 4:54 pmHUY-SEA

18h 44m2 stops

$843Delta

Find Deal

Thu, Oct 30 - Thu, Nov 6

5:40 pm - 9:20 amSEA-HUY

31h 40m1 stop

5:10 pm - 12:45 pmHUY-SEA

26h 35m1 stop

$882Air France

Find Deal

Wed, Oct 15 - Tue, Oct 28

10:10 am - 4:40 pmSEA-HUY

23h 30m2 stops

6:10 am - 4:32 pmHUY-SEA

18h 22m2 stops

$897Delta

Find Deal

Thu, Oct 30 - Thu, Nov 6

Delta flights from Seattle to Grimsby

Our best Delta deals on Seattle to Grimsby flight tickets

Delta

Oct 15

SEA7:19 amSeattle/Tacoma Intl

18h 01m

2 stops

HUY9:20 amGrimsby Humberside

Oct 28

HUY6:10 amGrimsby Humberside

17h 22m

2 stops

SEA4:32 pmSeattle/Tacoma Intl

$798

Find similar

Delta

Oct 30

SEA4:00 pmSeattle/Tacoma Intl

17h 40m

1 stop

HUY4:40 pmGrimsby Humberside

Nov 6

HUY6:10 amGrimsby Humberside

13h 35m

1 stop

SEA11:45 amSeattle/Tacoma Intl

$833

Find similar

Delta

Oct 30

SEA4:00 pmSeattle/Tacoma Intl

17h 40m

1 stop

HUY4:40 pmGrimsby Humberside

Nov 6

HUY6:10 amGrimsby Humberside

18h 44m

2 stops

SEA4:54 pmSeattle/Tacoma Intl

$843

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 10/15

5:40 pm-9:20 am

1 stop31h 40m

Grimsby Humberside

Tue 10/28

6:10 am-4:32 pm

2 stops17h 22m

$793

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 10/15

7:19 am-9:20 am

2 stops18h 01m

Grimsby Humberside

Tue 10/28

6:10 am-4:32 pm

2 stops17h 22m

$798

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Thu 10/30

4:00 pm-4:40 pm

1 stop17h 40m

Grimsby Humberside

Thu 11/6

6:10 am-11:45 am

1 stop13h 35m

$833

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Thu 10/30

4:00 pm-4:40 pm

1 stop17h 40m

Grimsby Humberside

Thu 11/6

6:10 am-4:54 pm

2 stops18h 44m

$843

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 10/15

5:40 pm-9:20 am

1 stop31h 40m

Grimsby Humberside

Tue 10/28

5:10 pm-12:45 pm

1 stop26h 35m

$882

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Thu 10/30

10:10 am-4:40 pm

2 stops23h 30m

Grimsby Humberside

Thu 11/6

6:10 am-4:32 pm

2 stops18h 22m

$897

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Seattle to Grimsby

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Grimsby?

British Airways, Icelandair and Aer Lingus are the top three most popular airlines that fly to Grimsby from Seattle according to our data. British Airways is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Grimsby. Keep in mind that there are 9 different airlines that fly to Grimsby on a routine basis, so you have a few additional options to choose from.

When to book flights from Seattle to Grimsby

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Grimsby according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Seattle to Grimsby (SEA to HUY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Grimsby

Direct flights	None

There are no direct flights from Seattle to Grimsby. There are no popular flight routes from Seattle to Grimsby.

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How far is Seattle/Tacoma Intl to Grimsby Humberside by plane?
The distance between Seattle/Tacoma Intl and Grimsby Humberside is about 4669.6 mi. Flights usually cover this in 17h 40m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport?
Prices for flights from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport are refreshed on a daily basis.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Grimsby Humberside Airport.
What documentation or ID do you need to fly to Grimsby Humberside Airport?
The travel and health documents required for your trip to Grimsby Humberside Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Grimsby Humberside Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Skegness

Hull

Driffield

Bridlington

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Grimsby?

It is quick and easy to find Seattle to Grimsby flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Grimsby that suits you.

Can I find flights from Seattle to Grimsby with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Grimsby from Seattle with this policy.

How can momondo help me find flights from Seattle to Grimsby?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Grimsby from Seattle.

I’m not ready to book a flight from Seattle to Grimsby right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Grimsby flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.