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Grimsby

$691+ Cheap flights from Washington to Grimsby (HUY)

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 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HUY
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheap flight deals from Washington to Grimsby

Best flights from Washington to Grimsby
Discover carefully curated flight deals from Washington to Grimsby that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated diciembre 4, 2025.

This KLM deal was found by Cheapflights users on 12/3. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 1/183:10 pmSEA - HUY
1 stop18h 00mKLM
dom. 1/255:40 pmHUY - SEA
1 stop26h 10mKLM
Deal found 12/3$691

Find flight deals from Washington to Grimsby

Keep the following information in mind while searching for Washington to Grimsby flight deals. Data was last updated diciembre 4, 2025.

Most accurate provider

Expedia
2 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$691
(KLM)
Provider with most accurate pricing for Seattle/Tacoma Intl-Grimsby Humberside flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Grimsby Humberside flights.
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From Washington to Grimsby Humberside
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Cheapflights Fare Finder

 
Customize your flight search to find flights from 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, Cheapflights users made 2,558,603 searches. Data last updated diciembre 4, 2025.
Use the filters below to find and compare flights from Washington to Grimsby that are best for you.

Fly from

Washington

Fly to

Grimsby

Route

Depart

Return

Price

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

dom. 1/18

3:10 pm-5:10 pm

1 stop18h 00m

Grimsby Humberside

dom. 1/25

5:40 pm-11:50 am

1 stop26h 10m

$691

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Best time to book a flight from Washington to Grimsby

Have a flexible travel schedule? Discover the best time to fly to Grimsby from Washington 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 Washington to Grimsby

What is the cheapest month to book a flight from State of Washington to Grimsby?

Currently, January is the cheapest month in which you can book a flight from State of Washington to Grimsby (average of $480). Flying from State of Washington to Grimsby in July is currently the most expensive (average of $665). 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.

Related info for your journey

Find useful and relevant information for your journey from Washington to Grimsby. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Grimsby from Washington?

    Grimsby Humberside (HUY) is the airport you will fly into if you book a flight from Washington to Grimsby. It is only a 11.0 mi journey from Humberside (HUY) to Grimsby’s city center.

  • How long is the flight from State of Washington to Grimsby?

    KLM can get you from State of Washington to Grimsby in just under 18h. Your travel time can differ by up to . State of Washington and Grimsby are separated by a distance of 4671 mi.

  • Can I find deals for flights from Washington to Grimsby that include hotel bookings?

    Yes. In addition to deals on Washington to Grimsby flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Grimsby?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Grimsby.

  • Can I find deals for business class flights from Washington to Grimsby?

    Yes. Cheapflights offers flight deals from Washington to Grimsby 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 State of Washington to Grimsby?

    Currently, January is the cheapest month in which you can book a flight from State of Washington to Grimsby (average of $480). Flying from State of Washington to Grimsby in July is currently the most expensive (average of $665). 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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Alternative routes for Washington to Grimsby

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