Cheap Flights from Chiang Rai to Siem Reap from S$ 194

Frequently Asked Questions

• Which airlines offer the cheapest flights from Chiang Rai (CEI) to Siem Reap (SAI)?

  Based on Trip.com data, Thai AirAsia offers one-way fares as low as S$ 194 on Cheapest nonstop routes (e.g. CEI to SAI on Fri, Aug 14), while Thai AirAsia offers Cheapest nonstop round-trips from S$ 326 departing on Sun, Aug 30 and returning on Thu, Sep 3.

• Which airlines offer flights from Chiang Rai to Siem Reap?

  At the moment, several airlines serve connecting flights from Chiang Rai to Siem Reap, including: Thai AirAsia Selected airlines are based on historical data collected from flight bookings made by users on Trip.com within the last 90 days.

• When is the best time to book flights from Chiang Rai to Siem Reap?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Chiang Rai to Siem Reap is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How can I find the best deals on flights from Chiang Rai to Siem Reap?

  To find best deals on flights from Chiang Rai to Siem Reap, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Fri, Aug 14, with one-way flights priced at just S$ 194.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Thai AirAsia.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Get exclusive promo codes for Trip.com app users.

• Which upcoming date is the cheapest for flights from Chiang Rai to Siem Reap?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Chiang Rai to Siem Reap on July 17, 2026 with Thai AirAsia, with prices starting at S$ 207.

• Which airports can I fly through when travelling to Siem Reap from Chiang Rai?

  You can land at any one of the following hubs in Siem Reap, with Mae Fah Luang - Chiang Rai International Airport to Siem Reap Angkor International Airport (CEI-SAI) is by far the most common option on this route: Siem Reap Angkor International Airport (SAI).

• What is the time difference between Chiang Rai and Siem Reap?

  The time difference between Siem Reap and Chiang Rai is 0h.

• How can I change or cancel my flight ticket from Chiang Rai to Siem Reap?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.