$136 Cheap Flights from Samui Intl. Airport (USM) to Utapao (UTP)

View $136 flight on Wed, Mar 4, 2026Opens in a new window

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Cheap Flights from Samui Intl. Airport to Utapao (USM-UTP)

Prices were available within the past 7 days and start at $136 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Tue, Jun 10 - Tue, Jun 17
USM
Koh Samui
UTP
Chonburi Province
$264 Roundtrip, found 4 days ago
$264
Roundtrip
found 4 days ago
Select Bangkok Airways flight, departing Tue, Jun 10 from Koh Samui to Chonburi Province, returning Tue, Jun 17, priced at $264 found 4 days ago
Bangkok Airways
Sun, Jun 8 - Sun, Jun 15
USM
Koh Samui
UTP
Chonburi Province
$266 Roundtrip, found 5 days ago
$266
Roundtrip
found 5 days ago
Select Bangkok Airways flight, departing Sun, Jun 8 from Koh Samui to Chonburi Province, returning Sun, Jun 15, priced at $266 found 5 days ago
Bangkok Airways
Sun, Jul 13 - Tue, Jul 22
USM
Koh Samui
UTP
Chonburi Province
$312 Roundtrip, found 1 day ago
$312
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Sun, Jul 13 from Koh Samui to Chonburi Province, returning Tue, Jul 22, priced at $312 found 1 day ago

Frequently asked questions

How long does it take to fly from Ko Samui Airport to U-Tapao--Rayong--Pattaya Intl. Airport?
Purchase your ticket with Bangkok Airways and you can expect to be traveling for approximately 1 hour and 15 minutes. This top airline operates a direct flight that sets off at 11:10AM from Ko Samui Airport (USM) and lands at U-Tapao–Rayong–Pattaya Intl. Airport at 12:25PM. Expedia has unbeatable flight deals, so take a look at what’s on offer on this route today.
Is it cheaper to buy a plane ticket from Ko Samui Airport (USM) to U-Tapao--Rayong--Pattaya Intl. Airport last minute?
When it’s time to book your flights, it’s better to be prepared. While you could pick up a deal on a Ko Samui Airport to Utapao Intl. Airport (UTP) flight at the last minute, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international journeys it’s between three and four months.
What airports do you fly into for Rayong from Koh Samui?
You can journey from Koh Samui to Rayong through both Utapao Intl. Airport (UTP) and Pattaya (PYX-Pattaya Airpark). Land at Utapao Intl. Airport (UTP) and you’ll be roughly 19 mi to the west of the heart of Rayong. Drop your luggage off at your hotel and then sample some of this city’s favorite sights, like Saeng Chan Beach and Hat Laem Charoen.
What are the most popular departure times for flights from USM to U-Tapao--Rayong--Pattaya Intl. Airport?
For Bangkok Airways flights heading from Ko Samui Airport to Utapao Intl. Airport (UTP), the busiest time is between 11:00 AM - 12:00 PM. If you’d like to avoid any holdups, book a morning flight. This way you’re likely to avoid the heavy air traffic that accumulates later in the day.
Can I change the date of my flight from USM to Utapao Intl. Airport (UTP)?
You can quickly and easily make changes to your Ko Samui Airport (USM) to UTP trip through the Expedia Trips portal. But before amending dates or times, read over the rules in your itinerary to see what the carrier will let you do and if fees apply. Some airlines have a change fee per person, on top of any difference in ticket prices. But if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also browse our Customer Service portal for more info and to chat with our Virtual Agent.
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