Koh Samui to Da Nang USM → DAD
Koh Samui Airport (USM) → Da Nang International Airport (DAD)
The cheapest return found recently is $367 with Bangkok Airways, 19 Nov – 30 Nov, found 3 days ago. The cheapest one-way found recently is $168 with Emirates, 24 Nov, found today.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$367
19 Nov – 30 Nov · Bangkok Airways
Koh Samui Airport (USM) → Da Nang International Airport (DAD)
Leaves 7:00 a.m. · Return leaves 10:40 a.m. · 20 h 15 min of travel, both ways together
out 1 stop, back 1 stop
found 3 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$367 19 Nov – 30 Novfound 3 days agoSee prices for these dates
$364 22 Oct – 28 Octfound 5 days agoSee prices for these dates
What have prices looked like?
Over 15 days, 2 Oct to 18 Oct, the cheapest return we saw each day was $329 to $520.
15 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 11-night return fares leaving within 3 days of 19 Nov to compare.
Every date we hold
2 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 22 Oct – 28 Oct | $364 | Bangkok Airways | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | out 1 stop, back 1 stop | found 5 days ago | See prices for these dates |
| 19 Nov – 30 Nov | $367 | Bangkok Airways | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | out 1 stop, back 1 stop | found 3 days ago | See prices for these dates |
Which month looks cheapest?
October 2026 is the cheapest month — from $364.
Airlines on the cheapest dates: Bangkok Airways.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $181 to $197.
Cheapest one-way found recently
$168
24 Nov · Emirates
Koh Samui Airport (USM) → Da Nang International Airport (DAD)
Leaves 9:30 p.m. · 24 h trip
stops unknown
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$168 24 Novfound todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 15 days, 24 Sept to 18 Oct, the cheapest one-way we saw each day was $158 to $207.
15 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 31 Oct to 24 Nov, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 24 Nov to compare.
Every date we hold
4 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 31 Oct | $209 | Bangkok Airways | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | stops unknown | found 6 days ago | Open this trip |
| 5 Nov | $193 | Thai AirAsia | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | stops unknown | found 2 days ago | Open this trip |
| 17 Nov | $185 | Thai AirAsia | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | stops unknown | found yesterday | Open this trip |
| 24 Nov | $168 | Emirates | Koh Samui Airport (USM) → Da Nang International Airport (DAD) | stops unknown | found today | Open this trip |
Which month looks cheapest?
November 2026 is the cheapest month — from $168.
Airlines on the cheapest dates: Thai AirAsia, Bangkok Airways, Emirates.
Premium cabin fares from Koh Samui to Da Nang
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 19 Nov – 30 Nov in another cabin: Premium economy · Business · First
Today's prices for 24 Nov in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Koh Samui to Da Nang?
Return
The cheapest fares were 14 to 29 days before departure.
From the cheapest return each day between 2 Oct and 18 Oct (15 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 0–6 days | $347 | $329 | +4% | 8 |
| 14–29 days | $334 | $334 | Cheapest seen | 7 |
| 90–179 days | $379 | $379 | +14% | 13 |
One-way
Not enough history yet: in 15 days of one-way prices, 24 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 19 Nov – 30 Nov. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work