Siam Air Online Check in

Siam Air Online Check-in is available for both domestic and international flights. Passengers can finish check-in by any of the below options.

* Mobile Check in (App Check in)
* Online Check in
* Airport Check in


For Siam Air Web Check in, Please Click below “Check in Now” Button. You will be redirected to check in page. For Mobile Check in, Please use the official Siam Air app. You can also finish this Check in at the airport. However, Online Check-in reduces unnecessary waiting time at the counter.

Check in Now

Siam Air Check in Times

Siam Air online Check-in opens from 24 hours and closes 2 hours before scheduled flight departure time. You can also select your preferred seat for a nominal charge. You can print your Boarding pass (Confirmation Slip) using print button (OR) The e-Boarding Pass and the payment receipt will be sent to your email address.

Siam Air Customer Service

You can contact Siam Air customer care by below details. They can help with questions about online check-in, Baggage Weight Allowance & Fees, Cancellation Policy, Inflight Entertainment and Seat Selection.

Phone Number: +66 2 150 1371
FAX Number: +66 2 150 1372
Email ID: info@siamair.co.th
Headquarters Address: 222 Room 2323 P Vibhavadi – Rangsit Road Donmueang International Airport, Donmueang, Bangkok, Thailand 10210


About Siam Air

Siam Air is started flight services in the year 2014 and it is a Thailand based company. Siam Air main bases and hubs are Bangkok Don Mueang International. It has Boeing 737-300 Fleets. Siam Air IATA Code is O8 and ICAO Code is SQM. Scheduled international services from Bangkok to destinations in Asia. For More information, Go to Official Website

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