SEA - HUY

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Cheap Flights from Seattle to Grimsby (SEA-HUY)

 
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Recent round-trip flight deals from Seattle to Grimsby

Multiple Airlines Logo
SEA  Seattle/Tacoma Airport-HUY Grimsby Humberside
4671 mimulti-stop
Multiple Airlines Logo
HUY  Grimsby Humberside-SEA Seattle/Tacoma Airport
4671 mimulti-stop
Multiple Airlines
Booking Insights

Price, demand and travel trends for Seattle to Grimsby flights

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

What is the cheapest layover airport when flying from Seattle to Grimsby?

Flights via Amsterdam Schiphol (AMS) offer the most affordable fares, with an average round-trip price of $809. Based on KAYAK data over the past 3 months.

When flying from Seattle to Grimsby which airport offers the shortest layover?

Amsterdam Schiphol (AMS) had the shortest average connection time for Seattle to Grimsby layovers at 545 minutes over the past 3 months.

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When to book flights from Seattle to Grimsby

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

Your Seattle to Grimsby 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 Seattle to Grimsby?

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

  • What cabin classes can I book on flights from Seattle to Grimsby?

    Two cabin classes are available on flights from Seattle to Grimsby:

    • Premium Economy Class
    • Business Class

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

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

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

    Yes. Being flexible with your travel dates can save you up to 24% on the Seattle to Grimsby route. Wednesday is the cheapest departure day at $697 round-trip on average, while Tuesday is the most expensive at $913, a difference of $216. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    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.

  • What is the time difference between Seattle and Grimsby?

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

Your guide to booking Seattle to Grimsby flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Wednesday departure instead of Tuesday. On this route, Wednesday flights average $697 - about $216 less than Tuesday (24% savings) based on the last 12 months.

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