Singapore (SIN) to Chiang Rai (CEI) flights
One airline flies nonstop from Singapore (SIN) to Chiang Rai (CEI): Scoot. The two airports are 1,314 miles (2,115 km) apart. There are also 3 ways to fly it with one stop, through Bangkok, Bangkok and Phuket.
Airlines flying nonstop from SIN to CEI
- ScootNot in an alliance

SIN to CEI with one stop
3 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Bangkok (BKK)Thai Airways International the whole way


VZ
- Via Bangkok (DMK)Thai AirAsia and Thai Lion Air the whole way

DD

- Via Phuket (HKT)Scoot, Singapore Airlines and 1 more, then Thai Vietjet Air


VZ
SIN to CEI: common questions
Which airlines fly nonstop from SIN to CEI?
Scoot flies nonstop from Singapore (SIN) to Chiang Rai (CEI).
How far is Singapore from Chiang Rai by plane?
Singapore (SIN) and Chiang Rai (CEI) are 1,314 miles (2,115 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does SIN to CEI cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for SIN to CEI with taxes and fees.
Where can I connect between Singapore and Chiang Rai?
The most direct connections are through Bangkok (BKK), Bangkok (DMK) and Phuket (HKT). On 2 of them the same airline flies both flights, for example Thai Airways International through Bangkok.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.