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CNX to SFZ: distance & flight time
Chiang Mai (Chiang Mai International Airport) → Smithfield (North Central State Airport)
8,200 mi
13,196 km · 7,125 nm
16h 33m
estimated nonstop flight time
-11h
time difference · heading north
See live CNX→SFZ fares Phone-only fares on this route — call free
Flight time details
8,200 miles nonstop takes roughly 16h 33m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time set-back when reading arrival times on your ticket.
The two airports
- CNX — Chiang Mai International Airport · Chiang Mai, Thailand
- SFZ — North Central State Airport · Smithfield, United States
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 SFZ
- BOS · General Edward Lawrence Logan International Airport39 mi away
- PVD · Theodore Francis Green State Airport14 mi away
- NCO · Quonset State Airport23 mi away
- OWD · Norwood Memorial Airport25 mi away
Frequently asked questions
How far is CNX from SFZ?
The flight distance from Chiang Mai (CNX) to Smithfield (SFZ) is 8,200 miles (13,196 km, 7,125 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CNX to SFZ?
A nonstop flight takes about 16h 33m 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 Smithfield?
Smithfield is 11 hours behind Chiang Mai.
What is the cheapest way to fly from CNX to SFZ?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CNX–SFZ that never appear on search engines, with no booking fees.