How long is the flight from Grimsby to Ko Samui?

A quick flight from Grimsby to Ko Samui can take about 27h 50m. KLM provides one of the quickest options available for as low as £1,157. The distance from Grimsby to Ko Samui is about 6105 mi.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

What is the cheapest time of day to fly from HUY to USM?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Grimsby to Ko Samui as you normally would.

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.

£1,054+ Cheap Flights from Grimsby to Ko Samui

Cheap flight deals from Grimsby to Ko Samui

Enter your travel dates to find the best prices.

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Cheapest flights from Grimsby to Ko Samui
Explore the most affordable flight options available from Grimsby to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Wed 28/1009:50 -

2 stops28h 15m

Wed 4/1108:30 -

2 stops31h 50m

Deal found 13/9£1,054

Sun 1/1106:10 -

2 stops27h 50m

Sun 8/1107:00 -

2 stops33h 20m

Deal found 17/9£1,157

Fri 30/1009:50 -

2 stops27h 00m

Fri 6/1107:55 -

2 stops32h 25m

Deal found 15/9£1,226

Find flight deals from Grimsby to Ko Samui

Round-trip from	£1,054

28/10-4/11
4 total stops
60h 05m total
Grimsby to Ko Samui

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GrimsbyKo Samui

HUY Grimsby Humberside - USM Ko Samui

HUYUSM

Grimsby Humberside

Wed 28/10

09:50-21:05

2 stops28h 15m

Ko Samui

Wed 4/11

08:30-09:20

2 stops31h 50m

£1,054

GrimsbyKo Samui

HUY Grimsby Humberside - USM Ko Samui

HUYUSM

Grimsby Humberside

Sun 1/11

06:10-17:00

2 stops27h 50m

Ko Samui

Sun 8/11

07:00-09:20

2 stops33h 20m

£1,157

Fastest return journey

GrimsbyKo Samui

HUY Grimsby Humberside - USM Ko Samui

HUYUSM

Grimsby Humberside

Fri 30/10

09:50-19:50

2 stops27h 00m

Ko Samui

Fri 6/11

07:55-09:20

2 stops32h 25m

£1,226

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Sorted by cheapest first

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.

HUY-USM

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.

Related info for your journey

How long is the flight from Grimsby to Ko Samui?
A quick flight from Grimsby to Ko Samui can take about 27h 50m. KLM provides one of the quickest options available for as low as £1,157. 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.

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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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It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Grimsby to Ko Samui.

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

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Cheap flights from Grimsby to Ko Samui from £1,054

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Grimsby to Ko Samui

Cheapest flights from Grimsby to Ko SamuiExplore the most affordable flight options available from Grimsby to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Explore the most affordable flight options available from Grimsby to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

Best flights from Grimsby to Ko SamuiDiscover 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 18 September 2026.

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 18 September 2026.

Last-minute flights from Grimsby to Ko SamuiDiscover last-minute flight deals from Grimsby to Ko Samui. Data last updated 18 September 2026 and is based on user searches.

Discover last-minute flight deals from Grimsby to Ko Samui. Data last updated 18 September 2026 and is based on user searches.

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Best time to book a flight from Grimsby to Ko Samui

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Related info for your journey

How long is the flight from Grimsby to Ko Samui?

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

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

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

Travelling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Grimsby to Ko Samui

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Complete your trip

Complete your trip to Ko Samui by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Thailand

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Search flights from Grimsby to Ko Samui by cabin class

Find flights from Grimsby to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2026.

Grimsby and Ko Samui flights

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

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

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

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Cheapest flights from Grimsby to Ko Samui
Explore the most affordable flight options available from Grimsby to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2026.

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 18 September 2026.

Last-minute flights from Grimsby to Ko Samui
Discover last-minute flight deals from Grimsby to Ko Samui. Data last updated 18 September 2026 and is based on user searches.