Cheap flights from Krabi to Koh Samui from $79 KBV → USM
Krabi Airport (KBV) → Koh Samui Airport (USM)
The cheapest return found recently is $262 with Bangkok Airways, 4 Dec – 18 Dec, found 2 days ago. The cheapest one-way found recently is $79 with Bangkok Airways, 21 Jun 2027, found 2 days ago.
- Cheapest one-way found recently
- $79, Bangkok Airways, found 2 days ago
- Cheapest return found recently
- $262, 4 Dec to 18 Dec
- Usual return price
- $286 to $338
- Cheapest month to fly
- December 2026, return fares from $262 found in the last 7 days
- Airlines with nonstop flights
- Bangkok Airways
- Shortest nonstop flight found
- 50 min
Return
The cheapest return fare on each of 3 departure dates is usually $286 to $338.
Cheapest return found recently
$262
4 Dec – 18 Dec · Bangkok Airways
Krabi Airport (KBV) → Koh Samui Airport (USM)
Leaves 6:25 p.m. · Return leaves 5:00 p.m. · 1 h 35 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Cheapest nonstop return
$262
4 Dec – 18 Dec · Bangkok Airways
Krabi Airport (KBV) → Koh Samui Airport (USM)
Leaves 6:25 p.m. · Return leaves 5:00 p.m. · 1 h 35 min of travel, both ways together
out nonstop, back nonstop
found 2 days ago
Found recently, and the cheapest we hold
$262 4 Dec – 18 Decfound 2 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $98 to $366.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 3 departure dates from 14 Nov to 4 Dec, 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 14-night return fares leaving within 3 days of 4 Dec to compare.
Every date we hold
3 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 14 Nov – 28 Nov | $309 | Thai Lion Air | Krabi Airport (KBV) → Koh Samui Airport (USM) | out 1 stop, back nonstop | found 2 days ago | See prices for these dates |
| 23 Nov – 26 Nov | $366 | Bangkok Airways | Krabi Airport (KBV) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 6 days ago | See prices for these dates |
| 4 Dec – 18 Dec | $262 | Bangkok Airways | Krabi Airport (KBV) → Koh Samui Airport (USM) | out nonstop, back nonstop | found 2 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from $262.
Airlines on the cheapest dates: Bangkok Airways, Thai Lion Air.
One-way
The cheapest one-way fare on each of 3 departure dates is usually $98 to $136.
Cheapest one-way found recently
$79
21 Jun 2027 · Bangkok Airways
Krabi Airport (KBV) → Koh Samui Airport (USM)
Leaves 6:25 p.m. · 50 min trip
nonstop
found 2 days ago
Cheapest nonstop one-way
$79
21 Jun 2027 · Bangkok Airways
Krabi Airport (KBV) → Koh Samui Airport (USM)
Leaves 6:25 p.m. · 50 min trip
nonstop
found 2 days ago
Found recently, and the cheapest we hold
$79 21 Jun 2027found 2 days agoOpen this trip
$63 21 Jun 2027found 5 days agoOpen this trip
What have prices looked like?
Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $34 to $81.
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 3 departure dates from 2 Mar 2027 to 21 Jun 2027, 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 21 Jun 2027 to compare.
Every date we hold
4 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 2 Mar 2027 | $132 | Thai AirAsia | Krabi Airport (KBV) → Koh Samui Airport (USM) | 1 stop | found 5 days ago | Open this trip |
| 3 Apr 2027 | $139 | Bangkok Airways | Krabi Airport (KBV) → Koh Samui Airport (USM) | nonstop | found 6 days ago | Open this trip |
| 21 Jun 2027 | $63 | Bangkok Airways | Krabi Airport (KBV) → Koh Samui Airport (USM) | nonstop | found 5 days ago | Open this trip |
Which month looks cheapest?
June 2027 is the cheapest month — from $63.
Airlines on the cheapest dates: Bangkok Airways, Thai AirAsia.
Premium cabin fares from Krabi to Koh Samui
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 4 Dec – 18 Dec in another cabin: Premium economy · Business · First
Today's prices for 21 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Krabi to Koh Samui?
Return
The cheapest fares were 0 to 6 days before departure.
From the cheapest return each day between 24 Sept and 11 Nov (49 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 | $235 | $98 | Cheapest seen | 22 |
| 7–13 days | $239 | $235 | +2% | 7 |
| 14–29 days | $240 | $198 | +2% | 24 |
| 30–59 days | $254 | $245 | +8% | 37 |
| 60–89 days | $280 | $255 | +19% | 46 |
| 90–179 days | $282 | $279 | +20% | 30 |
| 180+ days | $236 | $222 | +0% | 16 |
One-way
The cheapest fares were 0 to 6 days before departure.
From the cheapest one-way each day between 24 Sept and 11 Nov (49 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 | $36 | $34 | Cheapest seen | 7 |
| 60–89 days | $135 | $132 | +275% | 9 |
| 90–179 days | $132 | $120 | +267% | 40 |
| 180+ days | $79 | $63 | +119% | 49 |
Could a nearby airport be cheaper?
A different airport at either end can change the fare — sometimes a lot.
Return
Phuket → Koh Samui
73 km from Krabi
$151
$111 less than flying from Krabi
19 Nov – 2 Dec · HKT → USM · out nonstop, back nonstop
found 2 days ago
Surat Thani → Koh Samui
122 km from Krabi
$372
$110 more than flying from Krabi
21 Feb 2027 – 7 Mar 2027 · URT → USM · out 1 stop, back 2 stops
found 5 days ago
Cheapest recent price on each route — round trip, per traveler in Economy. Distances are in a straight line.
One-way
Phuket → Koh Samui
73 km from Krabi
$81
$2 more than flying from Krabi
15 Jun 2027 · HKT → USM · nonstop
found 2 days ago
Cheapest recent price on each route — one way, per traveler in Economy. Distances are in a straight line.
Live price for these dates
The cheapest return found recently is for 4 Dec – 18 Dec. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Krabi to Koh Samui?
The cheapest return found recently is $262 with Bangkok Airways, 4 Dec to 18 Dec, found 2 days ago. The cheapest return fare on each of 3 departure dates is usually $286 to $338.
How much is a one-way flight from Krabi to Koh Samui?
The cheapest one-way found recently is $79 with Bangkok Airways, 21 Jun 2027, found 2 days ago. The cheapest one-way we hold, of any age, is $63 with Bangkok Airways, 21 Jun 2027, found 5 days ago. The cheapest one-way fare on each of 3 departure dates is usually $98 to $136.
What is the cheapest month to fly from Krabi to Koh Samui?
December 2026 is the cheapest month for a return, from $262, 4 Dec to 18 Dec, found 2 days ago. June 2027 is the cheapest month for a one-way, from $63, 21 Jun 2027, found 5 days ago.
How far ahead should I book a flight from Krabi to Koh Samui?
In 49 days of prices between 24 Sept and 11 Nov, return and one-way fares were both cheapest 0 to 6 days before departure.
Is there a direct flight from Krabi to Koh Samui?
Yes, the cheapest nonstop return found recently is $262 with Bangkok Airways, 4 Dec to 18 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $79 with Bangkok Airways, 21 Jun 2027, found 2 days ago.
How long is the flight from Krabi to Koh Samui?
The cheapest nonstop one-way found recently, with Bangkok Airways on 21 Jun 2027, takes 50 min from Krabi Airport (KBV) to Koh Samui Airport (USM).
Which airlines have the cheapest flights from Krabi to Koh Samui?
Between 14 Nov and 4 Dec, Bangkok Airways has the cheapest return on 2 of the 3 departure dates we hold, and Thai Lion Air on 1. Between 2 Mar 2027 and 21 Jun 2027, Bangkok Airways has the cheapest one-way on 2 of the 3 departure dates we hold, and Thai AirAsia on 1.
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