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CNX to SYM: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Simao (Pu'er Simao Airport)
307 mi
493 km · 266 nm
1h 16m
estimated nonstop flight time
+1h
time difference · heading northeast
See live CNX→SYM fares Phone-only fares on this route — call free
Flight time details
307 miles nonstop takes roughly 1h 16m gate to gate, flying northeast. 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
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
- SYM — Pu'er Simao Airport · Simao, China
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 CNX
- LPT · Lampang Airport49 mi away
- PYY · Mae Hong Son Airport54 mi away
- HGN · Mae Hong Son Airport74 mi away
- PRH · Phrae Airport90 mi away
Near SYM
- JHG · Xishuangbanna Gasa Airport58 mi away
- JMJ · Lancang Jingmai Airport79 mi away
- LNJ · Lintsang Airfield88 mi away
- PCQ · Boun Neau Airport99 mi away
Frequently asked questions
How far is CNX from SYM?
The flight distance from Chiang Mai (CNX) to Simao (SYM) is 307 miles (493 km, 266 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to SYM?
A nonstop flight takes about 1h 16m 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 Mai and Simao?
Simao is 1 hour ahead of Chiang Mai.
What is the cheapest way to fly from CNX to SYM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–SYM that never appear on search engines, with no booking fees.