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Cheap flights from Washington to Grimsby from £566

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Grimsby departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
07:15 - 09:20
SEA
-
HUY
18h 05m
2 stops
Scandinavian Airlines Logo
17:35 - 16:30
HUY
-
SEA
30h 55m
1 stop
£566Scandinavian Airlines
Wed, 8 Apr - Sun, 12 Apr
Delta Logo
16:05 - 16:40
SEA
-
HUY
17h 35m
1 stop
Delta Logo
09:50 - 11:37
HUY
-
SEA
33h 47m
1 stop
£578Delta
Mon, 16 Mar - Mon, 8 Jun
Delta Logo
07:20 - 09:20
SEA
-
HUY
19h 00m
2 stops
Delta Logo
06:10 - 11:37
HUY
-
SEA
13h 27m
1 stop
£581Delta
Tue, 10 Mar - Tue, 9 Jun
Delta Logo
16:05 - 16:40
SEA
-
HUY
17h 35m
1 stop
Delta Logo
09:50 - 23:26
HUY
-
SEA
21h 36m
2 stops
£585Delta
Mon, 16 Mar - Wed, 10 Jun
Delta Logo
22:58 - 09:20
SEA
-
HUY
27h 22m
2 stops
Delta Logo
09:50 - 22:05
HUY
-
SEA
20h 15m
2 stops
£588Delta
Sun, 15 Mar - Thu, 11 Jun
Air France Logo
17:30 - 17:05
SEA
-
HUY
15h 35m
1 stop
Air France Logo
17:35 - 11:45
HUY
-
SEA
26h 10m
1 stop
£601Air France
Wed, 8 Apr - Sun, 12 Apr
Delta Logo
16:05 - 16:40
SEA
-
HUY
17h 35m
1 stop
Delta Logo
09:50 - 11:37
HUY
-
SEA
33h 47m
1 stop
£622Delta
Mon, 16 Mar - Sat, 6 Jun
Delta Logo
22:25 - 09:20
SEA
-
HUY
51h 55m
2 stops
Delta Logo
09:50 - 11:37
HUY
-
SEA
33h 47m
1 stop
£629Delta
Sat, 14 Mar - Mon, 8 Jun
Delta Logo
16:05 - 16:40
SEA
-
HUY
17h 35m
1 stop
Delta Logo
06:10 - 11:37
HUY
-
SEA
13h 27m
1 stop
£640Delta
Mon, 16 Mar - Fri, 12 Jun
Delta Logo
16:05 - 17:00
SEA
-
HUY
17h 55m
1 stop
Delta Logo
09:50 - 16:24
HUY
-
SEA
14h 34m
1 stop
£651Delta
Wed, 11 Mar - Tue, 9 Jun

Delta flights from State of Washington to Grimsby

Our best Delta deals on State of Washington to Grimsby flight tickets
Delta
16 Mar
SEA16:05Seattle/Tacoma Intl
17h 35m
1 stop
HUY16:40Grimsby Humberside
8 Jun
HUY09:50Grimsby Humberside
33h 47m
1 stop
SEA11:37Seattle/Tacoma Intl
£578
Delta
10 Mar
SEA07:20Seattle/Tacoma Intl
19h 00m
2 stops
HUY09:20Grimsby Humberside
9 Jun
HUY06:10Grimsby Humberside
13h 27m
1 stop
SEA11:37Seattle/Tacoma Intl
£581
Delta
16 Mar
SEA16:05Seattle/Tacoma Intl
17h 35m
1 stop
HUY16:40Grimsby Humberside
10 Jun
HUY09:50Grimsby Humberside
21h 36m
2 stops
SEA23:26Seattle/Tacoma Intl
£585

Scandinavian Airlines flights from State of Washington to Grimsby

Our best Scandinavian Airlines deals on State of Washington to Grimsby flight tickets
Scandinavian Airlines
8 Apr
SEA07:15Seattle/Tacoma Intl
18h 05m
2 stops
HUY09:20Grimsby Humberside
12 Apr
HUY17:35Grimsby Humberside
30h 55m
1 stop
SEA16:30Seattle/Tacoma Intl
£566
Scandinavian Airlines
8 Apr
SEA07:15Seattle/Tacoma Intl
18h 05m
2 stops
HUY09:20Grimsby Humberside
12 Apr
HUY09:50Grimsby Humberside
19h 00m
2 stops
SEA20:50Seattle/Tacoma Intl
£674

momondo Fare Finder

 
Customise your flight search to find flights from State of Washington to Grimsby 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, momondo users made 279,928 searches. Data last updated 4 February 2026.
Use the filters below to find and compare flights from Washington to Grimsby that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 8/4

07:15-09:20

2 stops18h 05m

Grimsby Humberside

Sun 12/4

17:35-16:30

1 stop30h 55m

£566

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Mon 16/3

16:05-16:40

1 stop17h 35m

Grimsby Humberside

Mon 8/6

09:50-11:37

1 stop33h 47m

£578

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Tue 10/3

07:20-09:20

2 stops19h 00m

Grimsby Humberside

Tue 9/6

06:10-11:37

1 stop13h 27m

£581

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Mon 16/3

16:05-16:40

1 stop17h 35m

Grimsby Humberside

Wed 10/6

09:50-23:26

2 stops21h 36m

£585

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sun 15/3

22:58-09:20

2 stops27h 22m

Grimsby Humberside

Thu 11/6

09:50-22:05

2 stops20h 15m

£588

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 8/4

17:30-17:05

1 stop15h 35m

Grimsby Humberside

Sun 12/4

17:35-11:45

1 stop26h 10m

£601

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Mon 16/3

16:05-16:40

1 stop17h 35m

Grimsby Humberside

Sat 6/6

09:50-11:37

1 stop33h 47m

£622

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sat 14/3

22:25-09:20

2 stops51h 55m

Grimsby Humberside

Mon 8/6

09:50-11:37

1 stop33h 47m

£629

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Mon 16/3

16:05-16:40

1 stop17h 35m

Grimsby Humberside

Fri 12/6

06:10-11:37

1 stop13h 27m

£640

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Wed 11/3

16:05-17:00

1 stop17h 55m

Grimsby Humberside

Tue 9/6

09:50-16:24

1 stop14h 34m

£651

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

Cheap State of Washington to Grimsby flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Grimsby

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from State of Washington to Grimsby takes 17h 55m
There are no direct flights from State of Washington to Grimsby. There are no popular flight routes from State of Washington to Grimsby.
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  • When did momondo last update prices for flights from Washington to Grimsby Humberside Airport?

    Prices for flights from Washington to Grimsby Humberside Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Washington to Grimsby Humberside Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Grimsby Humberside Airport.

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

    The travel and health documents you'll need for your trip to Grimsby Humberside Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Grimsby Humberside Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from State of Washington to Grimsby?

    Confirm your travel details to search for the latest offers for flights from State of Washington to Grimsby. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from State of Washington to Grimsby with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Travelling to a place near Grimsby?

Book flights to Grimsby if you plan to visit one of these locations
Skegness
Hull
Bridlington
Driffield

Why use momondo?

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

Finding the right flight to Grimsby from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Grimsby quick and easy, saving you time and money.

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

All flight searches from Washington to Grimsby on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Washington to Grimsby flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Grimsby from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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