Flights from Tokyo to Na Thon (Ko Samui Island)
Goodtern scores every Tokyo–Na Thon (Ko Samui Island) itinerary 0–100 against what you actually care about — price, time, stops, comfort, carbon — and shows the receipts for why #1 is #1.
Distance
4,945 km (3,073 mi)
Estimated non-stop time
~6h 29m
Usually cheapest
7–21 weeks before you fly
Route type
Long-haul
Distance is great-circle; flight time is a physics-based estimate, not a schedule. Booking guidance reflects typical fare patterns, not a price promise.
When to book
On long-haul routes like Tokyo to Na Thon (Ko Samui Island), fares typically bottom out 7–21 weeks before you fly, climb steeply in the final fortnight, and peak-season dates (summer holidays, Christmas and New Year, Easter) both cost more and sell out earlier. Goodtern's best-time-to-buy signal tracks this curve against your own search history and flags the moment a fare looks like a genuine deal.
Airports on this route
TokyoJapan
- Haneda (HND)
- Narita (NRT)
Na Thon (Ko Samui Island)Thailand
- Samui (USM)
Frequently asked questions
How long is the flight from Tokyo to Na Thon (Ko Samui Island)?
Non-stop, expect roughly 6h 29m in the air — an estimate based on the 4,945 km distance, not a schedule. Connecting itineraries take longer.
How far is Na Thon (Ko Samui Island) from Tokyo?
About 4,945 km (3,073 miles) by great-circle distance — a long-haul route.
When is the cheapest time to book flights from Tokyo to Na Thon (Ko Samui Island)?
For long-haul routes like this one, fares are typically at their lowest 7–21 weeks before you fly. That's a pattern, not a guarantee — peak dates (summer, Christmas) sell out earlier.
Which airports can I use for this route?
Served by 2 airports: Haneda (HND), Narita (NRT). Served by Samui (USM). Goodtern's nearby-airport search compares all of them automatically.