Beautiful ocean views overlooking the lighthouse and sea at Koh Si Chang. Chonburi, Thailand

Cheap Flights to Ko Si Chang Island

View ฿1,135 flight on Tue, 25 Aug 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 ฿1,135 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
Mon, 10 Aug - Tue, 18 Aug
HDY
Hat Yai
DMK
Bangkok
฿2,270 Return, found 1 hour ago
฿2,270
Return
found 1 hour ago
Select Nok Air flight, departing Mon, 10 Aug from Hat Yai to Bangkok, returning Tue, 18 Aug, priced at ฿2,270 found 1 hour ago
Thai Lion Mantari
Sun, 22 Nov - Thu, 10 Dec
HKT
Phuket
DMK
Bangkok
฿2,950 Return, found 2 days ago
฿2,950
Return
found 2 days ago
Select Thai Lion Mantari flight, departing Sun, 22 Nov from Phuket to Bangkok, returning Thu, 10 Dec, priced at ฿2,950 found 2 days ago
Thai AirAsia
Sat, 13 Jun - Mon, 15 Jun
KKC
Khon Kaen
DMK
Bangkok
฿3,303 Return, found 23 hours ago
฿3,303
Return
found 23 hours ago
Select Thai AirAsia flight, departing Sat, 13 Jun from Khon Kaen to Bangkok, returning Mon, 15 Jun, priced at ฿3,303 found 23 hours ago
Thai Vietjet
Thu, 10 Sept - Wed, 16 Sept
KKC
Khon Kaen
BKK
Bangkok
฿3,405 Return, just found
฿3,405
Return
just found
Select Thai Vietjet flight, departing Thu, 10 Sept from Khon Kaen to Bangkok, returning Wed, 16 Sept, priced at ฿3,405 just found
Bangkok Airways
Mon, 22 Mar - Mon, 29 Mar
CNX
Chiang Mai
BKK
Bangkok
฿3,420 Return, just found
฿3,420
Return
just found
Select Bangkok Airways flight, departing Mon, 22 Mar from Chiang Mai to Bangkok, returning Mon, 29 Mar, priced at ฿3,420 just found

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 ฿3,420. If you were travelling one way from Hat Yai (HDY), you could have picked up a cheap fare from only ฿1,135.
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 ฿3,420.
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.

Book with confidence

Flights to Ko Si Chang Island

Searching for cheap flights to Ko Si Chang Island? No travel company presents more choices than Expedia if you're looking to compare flights to Ko Si Chang Island. With more airlines, cheaper flights, fewer stops, and more departure and arrival times travellers should ensure they search on Expedia before any holiday to Ko Si Chang Island. Expedia provides the cheapest flights to Ko Si Chang Island and you may find even greater savings if you combine your flight to Ko Si Chang Island with a hotel stay. Travellers who are flexible about flight times can benefit from last minute cheap flights to Ko Si Chang Island.

Expedia is the largest online travel agency which means that Expedia have access to cheap airline tickets. So make sure you check Expedia regularly for these bargain flights because the cheapest airline ticket deals sell out fast.

Expedia is not only free for everyone to use but it quick and easy to use. Find the lowest flight prices guaranteed and book directly through Expedia. Browse through hundreds of cheap flight offers to find the one that suits your budget by simply inputting your travel dates. Expedia will then find the cheapest flights to Ko Si Chang Island for that period and let you choose your preferred time and airline.

Travel information

Destination airport
Don Mueang Intl.
Destination airport IATA code
DMK
Destination city name
Bangkok
Return price
฿2,270

Trending flights to Ko Si Chang Island

Prices were available within the past 7 days and start at ฿1,135 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
Sat, 5 Sept - Wed, 9 Sept
CEI
Chiang Rai
DMK
Bangkok
฿1,800 Return, found 19 hours ago
฿1,800
Return
found 19 hours ago
Select Nok Air flight, departing Sat, 5 Sept from Chiang Rai to Bangkok, returning Wed, 9 Sept, priced at ฿1,800 found 19 hours ago
*Available to Expedia members.