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CEI to PHN: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Port Huron (St Clair County International Airport)
8,091 mi
13,021 km · 7,031 nm
16h 20m
estimated nonstop flight time
-11h
time difference · heading north
See live CEI→PHN fares Phone-only fares on this route — call free
Flight time details
8,091 miles nonstop takes roughly 16h 20m 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
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- PHN — St Clair County International Airport · Port Huron, 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 CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Near PHN
Frequently asked questions
How far is CEI from PHN?
The flight distance from Chiang Rai (CEI) to Port Huron (PHN) is 8,091 miles (13,021 km, 7,031 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to PHN?
A nonstop flight takes about 16h 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 Port Huron?
Port Huron is 11 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to PHN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–PHN that never appear on search engines, with no booking fees.