Need help booking?
Unpublished phone-only deals available
PKH to CNX: distance & flight time
Porto Heli (Porto Cheli Airport) → Chiang Mai (Chiang Mai International Airport)
4,677 mi
7,527 km · 4,064 nm
9h 38m
estimated nonstop flight time
+4h
time difference · heading east
See live PKH→CNX fares Phone-only fares on this route — call free
Flight time details
4,677 miles nonstop takes roughly 9h 38m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- PKH — Porto Cheli Airport · Porto Heli, Greece
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
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 PKH
- SPJ · Sparti Airport41 mi away
- HEW · Athen Helenikon Airport52 mi away
- ATH · Eleftherios Venizelos International Airport62 mi away
- KLX · Kalamata Airport64 mi away
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
Frequently asked questions
How far is PKH from CNX?
The flight distance from Porto Heli (PKH) to Chiang Mai (CNX) is 4,677 miles (7,527 km, 4,064 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PKH to CNX?
A nonstop flight takes about 9h 38m 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 Porto Heli and Chiang Mai?
Chiang Mai is 4 hours ahead of Porto Heli.
What is the cheapest way to fly from PKH to CNX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PKH–CNX that never appear on search engines, with no booking fees.