How long is the flight from Hanoi to Ko Samui?

Airlines like Bangkok Airways and Vietnam Airlines fly from Hanoi to Ko Samui in about 9h 10m. The time it takes to get you to your destination can typically vary by up to 4h 05m. The distance from Hanoi to Ko Samui is about 892 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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 HAN to USM?

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

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

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

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

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

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

Yes. Cheapflights offers flight deals from Hanoi 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.

£122+ Cheap Flights from Hanoi to Ko Samui

Cheap flight deals from Hanoi to Ko Samui

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Hanoi to Ko Samui
Explore the most affordable flight options available from Hanoi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Mon 9/1118:50 -

1 stop12h 20m

Tue 17/1107:00 -

1 stop7h 20m

Deal found 2/11£300

Fri 27/1118:50 -

1 stop12h 20m

Sun 29/1107:55 -

1 stop6h 25m

Deal found 1/11£322

Thu 17/1212:35 -

1 stop5h 05m

Thu 24/1208:35 -

1 stop5h 45m

Deal found 2/11£332

Sun 13/1207:30 -

2 stops8h 10m

Sun 20/1207:45 -

1 stop9h 15m

Deal found 29/10£350

Fri 30/1009:05 -

1 stop11h 20m

Sun 1/1117:40 -

1 stop6h 30m

Deal found 29/10£352

Thu 17/1212:20 -

2 stops6h 50m

Thu 24/1208:35 -

1 stop8h 25m

Deal found 2/11£356

Fri 30/1012:35 -

1 stop7h 50m

Sun 1/1107:55 -

2 stops9h 45m

Deal found 29/10£443

Fri 27/1107:10 -

2 stops13h 15m

Sun 29/1117:40 -

1 stop6h 30m

Deal found 1/11£477

Sun 13/1207:00 -

2 stops9h 15m

Sun 20/1208:40 -

2 stops10h 25m

Deal found 29/10£597

Find flight deals from Hanoi to Ko Samui

Round-trip from	£300
One-way from	£122

Bangkok Airways
13/12-20/12
2 total stops
15h 45m total
Hanoi to Ko Samui

Search Deals

26/2-31/12
1 total stop
15h 20m total
Hanoi to Ko Samui

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Sat 6/3

18:50-07:45

1 stop12h 55m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£183

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Sat 26/12

12:15-21:20

1 stop9h 05m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£184

Fastest return journey

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Fri 26/2

12:20-19:10

2 stops6h 50m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£188

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Tue 15/12

09:05-16:25

1 stop7h 20m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£239

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Sun 13/12

09:05-18:15

1 stop9h 10m

Ko Samui

Sun 20/12

07:45-14:20

1 stop6h 35m

£300

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Tue 15/12

09:00-07:35

2 stops22h 35m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£318

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Fri 27/11

18:50-07:10

1 stop12h 20m

Ko Samui

Sun 29/11

07:55-14:20

1 stop6h 25m

£322

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Sun 13/12

07:30-15:40

2 stops8h 10m

Ko Samui

Sun 20/12

07:45-17:00

1 stop9h 15m

£350

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Thu 17/12

07:30-15:40

2 stops8h 10m

Ko Samui

Thu 24/12

12:30-20:15

2 stops7h 45m

£467

HanoiKo Samui

HAN Hanoi Noibai - USM Ko Samui

HANUSM

Hanoi Noibai

Fri 27/11

07:10-20:25

2 stops13h 15m

Ko Samui

Sun 29/11

17:40-00:10

1 stop6h 30m

£477

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 16 resultsSorted by cheapest first

Best time to book a flight from Hanoi to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Hanoi with our price prediction graph.

HAN-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 Hanoi to Ko Samui?
Airlines like Bangkok Airways and Vietnam Airlines fly from Hanoi to Ko Samui in about 9h 10m. The time it takes to get you to your destination can typically vary by up to 4h 05m. The distance from Hanoi to Ko Samui is about 892 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Hanoi to Ko Samui that include hotel bookings?
Yes. In addition to deals on Hanoi to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hanoi to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Ko Samui.
Can I find deals for business class flights from Hanoi to Ko Samui?
Yes. Cheapflights offers flight deals from Hanoi 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.

See more FAQs

Ko Pha Ngan

Ko Tao

Khanom

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Thailand

Flights by cabin class

Ko Samui flight routes

Other flight options

Other flights from Hanoi

Popular flights

Alternative routes for Hanoi to Ko Samui

Ho Chi Minh City to Suvarnabhumi flights

Hanoi to Suvarnabhumi flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hanoi to Ko Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

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 Ko Samui from Hanoi.

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

Certainly. Search results for flights to Ko Samui from Hanoi shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Hanoi to Ko Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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.

Cheap flights from Hanoi to Ko Samui from £122

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 26/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hanoi to Ko Samui

Cheapest flights from Hanoi to Ko SamuiExplore the most affordable flight options available from Hanoi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Explore the most affordable flight options available from Hanoi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Best flights from Hanoi to Ko SamuiDiscover carefully curated flight deals from Hanoi to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Discover carefully curated flight deals from Hanoi to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Last-minute flights from Hanoi to Ko SamuiDiscover last-minute flight deals from Hanoi to Ko Samui. Data last updated 2 November 2026 and is based on user searches.

Discover last-minute flight deals from Hanoi to Ko Samui. Data last updated 2 November 2026 and is based on user searches.

One-way flights from Hanoi to Ko SamuiSearch for one-way flight options from Hanoi to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.

Search for one-way flight options from Hanoi to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.

Find flight deals from Hanoi to Ko Samui

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hanoi to Ko Samui that are best for you.

Best time to book a flight from Hanoi to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Hanoi with our price prediction graph.

Related info for your journey

How long is the flight from Hanoi to Ko Samui?

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

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

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

Travelling to a place near Ko Samui?

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 Hanoi to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

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

Book a non-stop flight to one of these other cities located in Thailand.

Search flights from Hanoi to Ko Samui by cabin class

Find flights from Hanoi 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 2 November 2026.

Hanoi and Ko Samui flights

Browse other Hanoi and Ko Samui flight options. Last updated on 2 November 2026.

Other flights from Hanoi

Browse through other flights departing from Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 2 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Hanoi to Ko Samui
Explore the most affordable flight options available from Hanoi to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 November 2026.

Best flights from Hanoi to Ko Samui
Discover carefully curated flight deals from Hanoi to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 November 2026.

Last-minute flights from Hanoi to Ko Samui
Discover last-minute flight deals from Hanoi to Ko Samui. Data last updated 2 November 2026 and is based on user searches.

One-way flights from Hanoi to Ko Samui
Search for one-way flight options from Hanoi to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 November 2026.