UTP - USM

$90 Find Cheap Flights from Rayong to Ko Samui - Compare and Save

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Everything you should know

Cheapest round-trip
$186
Typical prices: $184-$300
Bangkok Airways
Sun 3/11Mon 3/19
UTP - USM • Non-stop
Cheapest one-way
$90
Typical prices: $104-$169
Bangkok Airways
Fri 11/16
UTP - USM • Non-stop
Nonstop flights
You can fly direct with Bangkok Airways. Average duration is 1h 05m
Direct flights
+1
Direct flights
+1
Avoid delays
Most punctual • 86% on-time
Best time • Fewest delays
Insights
Insights
When to book
in advance
Our data shows that travelers who book at least 16 weeks in advance save around 52% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 25% price drop
Most popular
Good to know
+1
Good to know
+1
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We hope you love your trip to Ko Samui!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Rayong to Ko Samui (UTP-USM)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Rayong to Ko Samui

Thu, Mar 11 - Fri, Mar 19
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$186Bangkok Airways
Thu, Mar 11 - Fri, Mar 19
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
8:15 am - 4:50 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
8h 35m1 stop Phuket City
$205Bangkok Airways
Thu, Mar 11 - Fri, Mar 19
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
8:15 am - 4:50 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
8h 35m1 stop Phuket City
$218Bangkok Airways
Mon, Nov 30 - Thu, Dec 3
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$227Bangkok Airways
Wed, Mar 10 - Wed, Mar 17
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$229Bangkok Airways
Wed, Mar 10 - Wed, Mar 17
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
7:00 pm - 4:50 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
21h 50m1 stop Phuket City
$257Bangkok Airways
Thu, Mar 11 - Fri, Mar 19
Bangkok Airways Logo
1:00 pm - 6:25 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
5h 25m1 stop Phuket City
Bangkok Airways Logo
8:15 am - 4:50 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
8h 35m1 stop Phuket City
$265Bangkok Airways
Thu, Feb 18 - Thu, Feb 25
Bangkok Airways Logo
5:25 pm - 6:30 pmUTP  Utapao Rayong Pattaya-USM Ko Samui
1h 05mnonstop
Bangkok Airways Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$285Bangkok Airways
Mon, Nov 30 - Thu, Dec 3
Multiple Airlines Logo
1:00 pm - 8:10 amUTP  Utapao Rayong Pattaya-USM Ko Samui
19h 10m2 stops Phuket City Bangkok Suvarnabhumi
Multiple Airlines Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$400Multiple Airlines
Mon, Dec 14 - Mon, Dec 21
Multiple Airlines Logo
1:15 pm - 7:10 amUTP  Utapao Rayong Pattaya-USM Ko Samui
17h 55m2 stops Udon Thani Bangkok Suvarnabhumi
Multiple Airlines Logo
11:10 am - 12:20 pmUSM  Ko Samui-UTP Utapao Rayong Pattaya
1h 10mnonstop
$441Multiple Airlines
Booking Insights

Price, demand and travel trends for Rayong to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Rayong to Ko Samui?

Round-trip flights from Rayong to Ko Samui typically range from $184 to $300. The lowest price found in the past 5 days was $186, on Bangkok Airways.

What's the cheapest day of the week to fly from Rayong to Ko Samui?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Rayong to Ko Samui. It’s 22% cheaper than the average day, while Monday is the most expensive, with prices 9% higher.

What’s the cheapest month to fly from Rayong to Ko Samui?

•June and November are the cheapest months to fly from Rayong to Ko Samui at $182 round-trip.
•August ($339) and July ($333) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 86% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Rayong to Ko Samui the cheapest?

Flights from Rayong to Ko Samui are cheapest 16 weeks before departure. Booking in this window typically costs about 52% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Rayong to Ko Samui flights

Low season

November

Cheapest flight

$90
Beat the crowds with an average 28% drop in travelers.
The most popular month to fly with an average 40% increase in travelers.
One-way flight from Rayong to Ko Samui

When to book flights from Rayong to Ko Samui

Are your dates flexible? Find out the best times to travel from Rayong to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Rayong to Ko Samui flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What are the earliest and latest flights from Rayong to Ko Samui?

    These are the earliest and latest flight times available from Rayong to Ko Samui:

    • Earliest: departs at 5:25 pm and lands at 6:30 pm
    • Latest: departs at 5:25 pm and lands at 6:30 pm.

    The flight takes about 1h 05m.

  • What cabin classes can I book on flights from Rayong to Ko Samui?

    Only Economy Class is available on flights from Rayong to Ko Samui.

  • How long is a flight from Rayong to Ko Samui?

    A nonstop flight from Rayong to Ko Samui takes 1h 05m, covering 225 miles.

  • Do I need a passport to fly from Rayong to Ko Samui?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Rayong to Ko Samui flight?

    Round-trip flights from Rayong to Ko Samui range from $184 to $300, with an average of $244 over the past 12 months. Anything below $184 counts as a good deal.

  • How expensive are last-minute Rayong to Ko Samui flights?

    Last-minute fares on this route (booked within two weeks of departure) run 11% above the $244 route average. Book 16 weeks before departure for the lowest fares.

  • How does on-time performance compare across airlines flying from Rayong to Ko Samui?

    Bangkok Airways is the only airline operating Rayong to Ko Samui flights. 86% of its flights are on time.

  • What is the standard checked-bag allowance on flights from Rayong to Ko Samui?

    There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $18–$24 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

  • Which aircraft model is used most often on flights from Rayong to Ko Samui?

    The ATR 42 / ATR 72 family is used most often on this route, operated mainly by Bangkok Airways and Thai Airways. Other aircraft seen on the route include Airbus A330-900neo variants.

  • How are flight departures from Rayong to Ko Samui spread across the day?

    Evening is the busiest departure period on Rayong to Ko Samui flights, with 100% of flights leaving in that window. Morning departures account for 0%, afternoon flights for 0%, and night flights for 0%.

  • Have flight prices from Rayong to Ko Samui changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $186 to $892. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Rayong to Ko Samui looking right now?

    One-way fares from Rayong to Ko Samui are currently higher than usual. Average one-way flight prices are about $142, which is 6% above the typical average for this route.

  • What car rental options are available at Ko Samui Airport (USM)?

    Ko Samui Airport (USM) hosts 5 major car rental companies, with daily rates averaging $29 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Enterprise Rent-A-Car
    • Thai Rent

  • Which airports can I use when flying from Rayong to Ko Samui?

    Flights from Rayong to Ko Samui usually depart from Utapao Rayong Pattaya (UTP) and arrive at Ko Samui (USM).

  • What time of day has the fewest delays on flights from Rayong to Ko Samui?

    Afternoon flights have the fewest delays on this route.

  • At what point is a flight considered delayed from Rayong to Ko Samui?

    A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Rayong to Ko Samui route, 14% of flights were delayed in the past 3 months, with delays averaging 1h 12m.

  • Can I save money by using flexible dates for flights from Rayong to Ko Samui?

    Yes. Flexible dates can save you up to 29% on flights from Rayong to Ko Samui. Thursday is the cheapest departure day at $191 round-trip on average, while Monday is the most expensive at $267, a difference of $76.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What airlines fly from Rayong to Ko Samui?

    Only Bangkok Airways operates flights between Rayong and Ko Samui.

  • What popular places can I visit in Ko Samui?

    Some of the most popular sights in Ko Samui are Lamai Beach, Chaweng Beach and Choeng Mon Beach. These are among the most viewed places in Ko Samui on KAYAK.

  • Which airlines offer extra legroom and free seat selection on Rayong to Ko Samui flights?

    Among airlines operating Rayong to Ko Samui flights:

    • Thai Airways: offers free seat selection

    Extra legroom and free seat selection availability depends on fare class and route.

  • Which airlines include bags at no extra cost on Rayong to Ko Samui flights?

    Here are some options for this route, based on selected ticket types and cabin classes:

    • Bangkok Airways: a cabin bag and a checked bag in Economy Class
    • Thai Airways: a cabin bag and a checked bag in Economy Class

    Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Your guide to booking Rayong to Ko Samui flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Monday. On this route, Thursday flights average $191, about $76 less than Monday fares (28% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 52% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Rayong to Ko Samui trip for June. Fares historically average $182 round-trip in that month - typically $157 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.

    • Ozo Chaweng Samui - Sha Extra Plus
    • Melia Koh Samui
    • Amari Koh Samui

Prefer to fly direct from Rayong to Ko Samui?

 
Find which airlines fly direct from Utapao Rayong Pattaya Airport to Ko Samui Airport, which days they fly and book direct flights.

Direct departures

Utapao Rayong Pattaya to Ko Samui

Monday

Bangkok Airways

Bangkok Airways

Tuesday

Bangkok Airways

Bangkok Airways

Wednesday

Bangkok Airways

Bangkok Airways

Thursday

Bangkok Airways

Bangkok Airways

Friday

Bangkok Airways

Bangkok Airways

Saturday

Bangkok Airways

Bangkok Airways

Sunday

Bangkok Airways

Bangkok Airways

See more direct flights

Direct returns

Ko Samui to Utapao Rayong Pattaya

Monday

Bangkok Airways

Bangkok Airways

Tuesday

Bangkok Airways

Bangkok Airways

Wednesday

Bangkok Airways

Bangkok Airways

Thursday

Bangkok Airways

Bangkok Airways

Friday

Bangkok Airways

Bangkok Airways

Saturday

Bangkok Airways

Bangkok Airways

Sunday

Bangkok Airways

Bangkok Airways

See more direct flights

More options for your flight from Rayong to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car rental