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Cheap flights from Grimsby to Ko Samui from £963

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
HUY — USM
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Grimsby to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Grimsby (HUY) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 17 September 2025.

Round-trip from

£963
KLM
  • KLM
  • 17/1-21/1
  • 4 total stops
  • 68h 50m total
  • Grimsby to Ko Samui
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Find flight deals from Grimsby to Ko Samui

Best flights from Grimsby to Ko Samui
Discover carefully curated flight deals from Grimsby to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2025.

Sat 17/106:00HUY - USM
2 stops29h 55mKLM
Wed 21/113:25USM - HUY
2 stops38h 55mKLM
Deal found 13/9£963

Cheapflights Fare Finder

 
Customise your flight search to find flights from Grimsby to Ko Samui 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 17 September 2025.
Use the filters below to find and compare flights from Grimsby to Ko Samui that are best for you.

Fly from

Grimsby

Fly to

Ko Samui

Route

Depart

Return

Price

GrimsbyKo Samui

HUY - USM

HUYUSM

Grimsby Humberside

Sat 17/1

06:00-18:55

2 stops29h 55m

Ko Samui

Wed 21/1

13:25-21:20

2 stops38h 55m

£963

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Best time to book a flight from Grimsby to Ko Samui

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

What is the cheapest month to book a flight from Grimsby to Ko Samui?

Currently, August is the cheapest month in which you can book a flight from Grimsby to Ko Samui (average of £1,019). Flying from Grimsby to Ko Samui in December is currently the most expensive (average of £1,669). 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 Grimsby to Ko Samui. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Grimsby to Ko Samui?

    A quick flight from Grimsby to Ko Samui can take about 29h 55m. KLM provides one of the quickest options available for as low as £963. The distance from Grimsby to Ko Samui is about 6105 mi.

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

    Yes. In addition to deals on Grimsby to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Grimsby to Ko Samui?

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

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

    Yes. Cheapflights offers flight deals from Grimsby to Ko Samui 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 Grimsby to Ko Samui?

    Currently, August is the cheapest month in which you can book a flight from Grimsby to Ko Samui (average of £1,019). Flying from Grimsby to Ko Samui in December is currently the most expensive (average of £1,669). 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.

See more FAQs

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao

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Alternative routes for Grimsby to Ko Samui

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How does Cheapflights help users find flights from Grimsby to Ko Samui?

Cheapflights makes it easy to find Grimsby to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Grimsby to Ko Samui flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Grimsby to Ko Samui on Cheapflights with our Price Alert feature and get notified when better prices are available.

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