Cheap Flights to Ko Si Chang Island

View ฿900 flight on Thu, 2 Jul 2026Opens in a new window

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Cheap round-trip flights to Ko Si Chang Island

Prices were available within the past 7 days and start at ฿900 for one-way flights and ฿1,800 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Nok Air
Thu, 9 Jul - Wed, 15 Jul
CEI
Chiang Rai
DMK
Bangkok
฿1,800 Return, just found
฿1,800
Return
just found
Select Nok Air flight, departing Thu, 9 Jul from Chiang Rai to Bangkok, returning Wed, 15 Jul, priced at ฿1,800 just found
Thai AirAsia
Sat, 18 Jul - Tue, 21 Jul
CEI
Chiang Rai
DMK
Bangkok
฿2,509 Return, found 8 hours ago
฿2,509
Return
found 8 hours ago
Select Thai AirAsia flight, departing Sat, 18 Jul from Chiang Rai to Bangkok, returning Tue, 21 Jul, priced at ฿2,509 found 8 hours ago
Thai Lion Mantari
Wed, 19 Aug - Sun, 6 Sept
UTH
Udon Thani
DMK
Bangkok
฿2,640 Return, found 9 hours ago
฿2,640
Return
found 9 hours ago
Select Thai Lion Mantari flight, departing Wed, 19 Aug from Udon Thani to Bangkok, returning Sun, 6 Sept, priced at ฿2,640 found 9 hours ago
Thai Airways International
Mon, 1 Feb - Tue, 2 Feb
KKC
Khon Kaen
BKK
Bangkok
฿2,725 Return, just found
฿2,725
Return
just found
Select Thai Airways International flight, departing Mon, 1 Feb from Khon Kaen to Bangkok, returning Tue, 2 Feb, priced at ฿2,725 just found
Thai Vietjet
Thu, 11 Jun - Thu, 17 Sept
UTH
Udon Thani
BKK
Bangkok
฿3,380 Return, found 9 hours ago
฿3,380
Return
found 9 hours ago
Select Thai Vietjet flight, departing Thu, 11 Jun from Udon Thani to Bangkok, returning Thu, 17 Sept, priced at ฿3,380 found 9 hours ago

Frequently asked questions

How do I find cheap flights to Ko Si Chang Island that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to help you locate the most flexible airfares around town. Just check the "No change fee" box directly below the filter subheading "Flexible change policies" to find your perfect flight to Ko Si Chang Island.
How can I find cheap tickets to Ko Si Chang Island?
In the last seven days, ฿1,800 was the best price for a flight to Ko Si Chang Island. If you'd love to save even more, book in advance and be flexible with your travel dates. Search for your flight to Ko Si Chang Island, then see prices for nearby days by clicking on the "flexible dates" link above.
How much is a flight to Ko Si Chang Island?
The price of a round-trip ticket to Ko Si Chang Island in the last seven days varied between ฿1,800 and ฿3,380. If you were travelling one way from Chiang Rai (CEI), you could have picked up a cheap fare from only ฿900.
How much is a plane ticket to Ko Si Chang Island?
In the last seven days, flights to Ko Si Chang Island ranged from ฿1,800 to ฿3,380.
What months are the cheapest to book a flight to Ko Si Chang Island?
To grab a fabulous deal to Ko Si Chang Island, try to book during the month of February when ticket prices are at their cheapest. When's the most expensive? In the USA, it's December.

Travel information

Destination airport
Don Mueang Intl.
Destination airport IATA code
DMK
Destination city name
Bangkok
Return price
฿1,800

Trending flights to Ko Si Chang Island

Prices were available within the past 7 days and start at ฿900 for one-way flights and ฿1,800 for round trip, for the period specified. Be sure to select the 'Direct flights only' box above if you are looking for a non stop route. Prices and availability are subject to change. Additional terms apply.

Nok Air
Thu, 9 Jul - Wed, 15 Jul
CEI
Chiang Rai
DMK
Bangkok
฿1,800 Return, just found
฿1,800
Return
just found
Select Nok Air flight, departing Thu, 9 Jul from Chiang Rai to Bangkok, returning Wed, 15 Jul, priced at ฿1,800 just found
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