Find flights
When to book
FAQs

Cheap flights from Washington to Grimsby from £864

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HUY
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Washington to Grimsby

Enter your travel dates to find the best prices.

Cheapest flights from Washington to Grimsby
Explore the most affordable flight options available from Washington to Grimsby. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Tue 26/513:45
SEA
-
HUY
1 stop19h 20m
KLM
Tue 2/606:10
HUY
-
SEA
1 stop18h 14m
KLM
Deal found 25/4£864
Tue 26/505:30
SEA
-
HUY
2 stops19h 50m
Delta
Tue 2/606:10
HUY
-
SEA
1 stop18h 14m
Delta
Deal found 25/4£867
Sun 7/611:05
SEA
-
HUY
2 stops22h 00m
Delta
Sun 14/609:50
HUY
-
SEA
1 stop14h 34m
Delta
Deal found 25/4£911
Thu 28/517:40
SEA
-
HUY
1 stop15h 25m
KLM
Tue 9/606:10
HUY
-
SEA
1 stop18h 14m
KLM
Deal found 25/4£916
Thu 28/510:50
SEA
-
HUY
2 stops22h 15m
Delta
Tue 9/606:10
HUY
-
SEA
1 stop18h 14m
Delta
Deal found 25/4£919
Sun 7/617:45
SEA
-
HUY
1 stop31h 35m
KLM
Sun 14/609:50
HUY
-
SEA
1 stop33h 47m
KLM
Deal found 25/4£950

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 30 April 2026.

Round-trip from

£864
KLM
  • KLM
  • 26/5-2/6
  • 2 total stops
  • 37h 34m total
  • Washington to Grimsby
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 30 April 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

Cheapest return flight

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Tue 9/6

17:45-09:20

1 stop31h 35m

Grimsby Humberside

Tue 16/6

09:50-16:24

1 stop14h 34m

£864

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Tue 26/5

05:30-09:20

2 stops19h 50m

Grimsby Humberside

Tue 2/6

06:10-16:24

1 stop18h 14m

£867

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Tue 9/6

11:40-17:05

2 stops21h 25m

Grimsby Humberside

Tue 16/6

09:50-23:08

2 stops21h 18m

£874
Fastest return journey

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Thu 28/5

17:40-17:05

1 stop15h 25m

Grimsby Humberside

Tue 9/6

06:10-16:24

1 stop18h 14m

£916

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Sun 7/6

11:05-17:05

2 stops22h 00m

Grimsby Humberside

Sun 14/6

09:50-23:08

2 stops21h 18m

£919

SeattleGrimsby

SEA - HUY

SEAHUY

Seattle/Tacoma Intl

Thu 28/5

06:00-09:20

2 stops19h 20m

Grimsby Humberside

Tue 9/6

06:10-19:05

2 stops20h 55m

£926

Flights are sorted by cheapest return flights first.

Deals found on 25/4

Sorted by cheapest first

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 return 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
No data available for this route at this time. Please check back soon.

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?

    Located just 11.0 mi from the city center, Grimsby Humberside (HUY) is the airport most travelers will use when flying to Grimsby from Washington.

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

    A quick flight from State of Washington to Grimsby can take about 19h 50m. KLM provides one of the quickest options available for as low as £867. There are 4671 mi between State of Washington and Grimsby. This flight may include one or multiple stops.

  • 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 holiday 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.

See more FAQs

Travelling to a place near Grimsby?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Grimsby

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Heathrow flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights
Newark to Gatwick flights
LaGuardia to Heathrow flights
John F Kennedy Intl to Stansted flights
John F Kennedy Intl to London City flights
Los Angeles to Heathrow flights
Boston to Heathrow flights
LaGuardia to Gatwick flights
Dulles Intl to Heathrow flights
Baltimore to Heathrow flights
Newark to London City flights
San Francisco to Heathrow flights
O'Hare Intl to Heathrow flights
Newark to Stansted flights
Seattle to Heathrow flights
Boston to Gatwick flights
Dallas/Fort Worth to Heathrow flights
Newark to Luton flights
Orlando to Heathrow flights
Atlanta to Heathrow flights
Hobby to Heathrow flights
Los Angeles to Gatwick flights
Miami to Heathrow flights
Dulles Intl to Gatwick flights
Los Angeles to Stansted flights
John F Kennedy Intl to Edinburgh flights
Boston to London City flights
Denver to Heathrow flights
Reagan-National to Heathrow flights
Los Angeles to London City flights
Dulles Intl to London City flights
Boston to Stansted flights
Newark to Edinburgh flights
Baltimore to Gatwick flights
Reagan-National to Gatwick flights
Orlando to Gatwick flights
O'Hare Intl to Gatwick flights
Philadelphia to Heathrow flights
San Francisco to London City flights
O'Hare Intl to Stansted flights
Boston to Edinburgh flights
San Francisco to Gatwick flights
George Bush Intcntl to Heathrow flights
LaGuardia to Stansted flights
O'Hare Intl to London City flights
Seattle to Gatwick flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Washington to Grimsby?

When you search for this flight from Washington to Grimsby, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Washington to Grimsby?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Grimsby from Washington.

Can Cheapflights find flights from Washington to Grimsby with no change fees?

Need flexible booking options for your flight to Grimsby from Washington? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Washington to Grimsby become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Grimsby from Washington today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.