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CEI to LEX: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Lexington KY (Blue Grass Airport)
8,420 mi
13,550 km · 7,316 nm
16h 59m
estimated nonstop flight time
-11h
time difference · heading north
See live CEI→LEX fares Phone-only fares on this route — call free
Flight time details
8,420 miles nonstop takes roughly 16h 59m 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
- LEX — Blue Grass Airport · Lexington KY, 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 LEX
- FFT · Capital City Airport19 mi away
- LOU · Bowman Field59 mi away
- SDF · Louisville International Standiford Field62 mi away
- SME · Lake Cumberland Regional Airport68 mi away
Frequently asked questions
How far is CEI from LEX?
The flight distance from Chiang Rai (CEI) to Lexington KY (LEX) is 8,420 miles (13,550 km, 7,316 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to LEX?
A nonstop flight takes about 16h 59m 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 Lexington KY?
Lexington KY is 11 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to LEX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–LEX that never appear on search engines, with no booking fees.