HUY - SEA

£655 Find Cheap Flights from Grimsby to Seattle – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£655
Typical prices: £779-£844
Air France
Mon 22/10Mon 29/10
HUY - SEA • 1 stop
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Flight Deals

Cheap Flights from Grimsby to Seattle (HUY-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Grimsby to Seattle

Thu, 22 Oct - Thu, 29 Oct
Air France Logo
17:35 - 11:52HUY  Grimsby Humberside-SEA Seattle/Tacoma Intl
26h 17m1 stop Amsterdam Schiphol
Air France Logo
15:25 - 09:20SEA  Seattle/Tacoma Intl-HUY Grimsby Humberside
34h 55m1 stop Amsterdam Schiphol
£655Air France
Thu, 22 Oct - Thu, 29 Oct
Multiple Airlines Logo
09:50 - 11:52HUY  Grimsby Humberside-SEA Seattle/Tacoma Intl
34h 02m1 stop Amsterdam Schiphol
Multiple Airlines Logo
08:25 - 09:20SEA  Seattle/Tacoma Intl-HUY Grimsby Humberside
17h 55m2 stops Minneapolis St Paul Amsterdam Schiphol
£658Multiple Airlines
Thu, 22 Oct - Thu, 29 Oct
Delta Logo
09:50 - 22:49HUY  Grimsby Humberside-SEA Seattle/Tacoma Intl
20h 59m2 stops Amsterdam Schiphol Boston Logan Intl
Delta Logo
13:42 - 16:40SEA  Seattle/Tacoma Intl-HUY Grimsby Humberside
19h 58m2 stops Minneapolis St Paul Amsterdam Schiphol
£678Delta
Thu, 22 Oct - Thu, 29 Oct
Multiple Airlines Logo
17:35 - 17:10HUY  Grimsby Humberside-SEA Seattle/Tacoma Intl
31h 35m2 stops Amsterdam Schiphol Dublin
Multiple Airlines Logo
18:50 - 21:20SEA  Seattle/Tacoma Intl-HUY Grimsby Humberside
19h 30m3 stops Frankfurt am Main Paris Charles de Gaulle Amsterdam Schiphol
£1,398Multiple Airlines
Thu, 22 Oct - Thu, 29 Oct
Multiple Airlines Logo
17:35 - 16:00HUY  Grimsby Humberside-SEA Seattle/Tacoma Intl
30h 25m3 stops Amsterdam Schiphol Hamburg Frankfurt am Main
Multiple Airlines Logo
18:50 - 21:20SEA  Seattle/Tacoma Intl-HUY Grimsby Humberside
19h 30m3 stops Frankfurt am Main Paris Charles de Gaulle Amsterdam Schiphol
£1,404Multiple Airlines
Booking Insights

Price, demand, and travel trends for Grimsby to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Grimsby to Seattle with more confidence.

How much is a return flight from Grimsby to Seattle?

Return flights from Grimsby to Seattle start at £655. Prices are below average for this route right now, with typical return fares ranging from £779 to £844. The lowest price found in the past 5 days was £655 on Air France.

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Key details for Grimsby to Seattle flights

Cheapest flight

£655
Flights from Grimsby to Seattle

When to book flights from Grimsby to Seattle

Are your dates flexible? Find out the best times to travel from Grimsby to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Grimsby to Seattle flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Grimsby to Seattle?

    Flights from Grimsby to Seattle usually depart from Grimsby Humberside (HUY) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Grimsby to Seattle pass through?

    Most connecting flights from Grimsby to Seattle pass through Amsterdam Schiphol (AMS), which handles 100% of one-stop traffic on this route. Other stopover airports each see under 5%.

  • Can I save money by using flexible dates for flights from Grimsby to Seattle?

    Yes. Being flexible with your travel dates can save you up to 8% on the Grimsby to Seattle route. Thursday is the cheapest departure day at £779 return on average, while Wednesday is the most expensive at £844, a difference of £65. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are Pier 66, The Westin Seattle, and Seattle Center. These are among the most viewed places in Seattle on KAYAK.

  • Do I need a passport to fly from Grimsby to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Grimsby to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £655 to £1,404. That means the highest observed fare was about 2x higher than the lowest one.

  • What is the time difference between Grimsby and Seattle?

    Seattle is 8 hours behind Grimsby (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car hire companies, with daily rates starting from around £3 for economy cars. Top options include:
    · Fox
    · Europcar
    · Thrifty
    · Budget
    · Dollar

Your guide to booking Grimsby to Seattle flights

Get tips on when to book, when to fly, and what to know before your trip.

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