Flights from Bangkok to Koh Samui from $167

Compare All BKK to USM Flights

Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.

2 of 2 flights

Airline	Schedule	Stops	Duration	Price
PG PG · 455	18:15 BKK 21:00 USM	0 stop(s)	2h 45m	$167 Best	Book →
PG PG · 101	Schedule on partner site	Direct	—	$180	Book →

Airport Information

Key details about departure and arrival airports for this route

BKK

Suvarnabhumi Airport

City: Bangkok
Country: TH
Type: Large Airport
Elevation: 5 ft

BKK Airport Guide →

USM

Samui International Airport

City: Na Thon (Ko Samui Island)
Country: TH
Type: Large Airport
Elevation: 64 ft

USM Airport Guide →

Tips for Bangkok to Koh Samui Flights

Save money and travel smarter with these route-specific tips

📅 When to Book

Book BKK–USM flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.

💰 Price Trends

The average fare is $174, but prices as low as $167 are available.

✈ Direct vs Connecting

1 direct flight(s) available on this route , starting from $180 . Direct flights save you 2–5 hours of travel time.

📍 Flexible Dates

Flying midweek (Tuesday–Thursday) on BKK–USM is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.

Top Hotels in Koh Samui

Book accommodation at your destination — top-rated stays near USM airport

Glory Moon Resort

Koh Samui, 4★

10.0 Check Price

Pano Samui Beachfront Villa 3

Koh Samui

10.0 Check Price

2BR Emerald Villa – Private Pool & Sea View B30-1

Koh Samui

10.0 Check Price

Bleu Oasis House - 2BR - Smart TV

Koh Samui

10.0 Check Price

Cozy Boutique Bungalow No. 2

Frequently Asked Questions

Everything you need to know about flying BKK to USM

What is the cheapest flight from Bangkok to Koh Samui?

The cheapest flight from Bangkok (BKK) to Koh Samui (USM) currently starts at $167 with PG. Prices are updated regularly and may vary by date and availability.

How many airlines fly from BKK to USM?

We found 1 airline(s) operating on the BKK–USM route, including PG.

Are there direct flights from Bangkok to Koh Samui?

Yes, there are 1 direct flight(s) available from BKK to USM, with prices starting at $180.

What is the average flight price on this route?

The average flight price from Bangkok to Koh Samui is approximately $174. Prices range from $167 to $180 depending on airline, time, and class.

How long is the flight from BKK to USM?

The average flight duration from Bangkok to Koh Samui is approximately 2 hours 45 minutes. Direct flights are typically shorter than connecting options.

What is the baggage allowance on BKK–USM flights?

Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.