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CEI to SIN: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Singapore (Singapore Changi Airport)
1,315 mi
2,116 km · 1,143 nm
3h 20m
estimated nonstop flight time
+1h
time difference · heading south
See live CEI→SIN fares Phone-only fares on this route — call free
Flight time details
1,315 miles nonstop takes roughly 3h 20m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- SIN — Singapore Changi Airport · Singapore, Singapore
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near SIN
- QPG · Paya Lebar Air Base6 mi away
- XSP · Seletar Airport10 mi away
- BTH · Hang Nadim International Airport18 mi away
- TGA · Tengah Air Base20 mi away
Frequently asked questions
How far is CEI from SIN?
The flight distance from Chiang Rai (CEI) to Singapore (SIN) is 1,315 miles (2,116 km, 1,143 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to SIN?
A nonstop flight takes about 3h 20m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Chiang Rai and Singapore?
Singapore is 1 hour ahead of Chiang Rai.
What is the cheapest way to fly from CEI to SIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–SIN that never appear on search engines, with no booking fees.