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TRI to CEI: distance & flight time
BRISTOL (Tri-Cities Regional TN/VA Airport) → Chiang Rai (Chiang Rai International Airport)
8,535 mi
13,736 km · 7,417 nm
17h 12m
estimated nonstop flight time
+11h
time difference · heading north
See live TRI→CEI fares Phone-only fares on this route — call free
Flight time details
8,535 miles nonstop takes roughly 17h 12m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 11-hour time gain when reading arrival times on your ticket.
The two airports
- TRI — Tri-Cities Regional TN/VA Airport · BRISTOL, United States
- CEI — Chiang Rai International Airport · Chiang Rai, 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 TRI
- MRN · Foothills Regional Airport63 mi away
- AVL · Asheville Regional Airport72 mi away
- IKB · Wilkes County Airport75 mi away
- HKY · Hickory Regional Airport76 mi away
Near CEI
- THL · Tachileik Airport37 mi away
- HOE · Ban Huoeisay Airport42 mi away
- MOG · Mong Hsat Airport56 mi away
- KET · Kengtung Airport95 mi away
Frequently asked questions
How far is TRI from CEI?
The flight distance from BRISTOL (TRI) to Chiang Rai (CEI) is 8,535 miles (13,736 km, 7,417 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TRI to CEI?
A nonstop flight takes about 17h 12m 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 BRISTOL and Chiang Rai?
Chiang Rai is 11 hours ahead of BRISTOL.
What is the cheapest way to fly from TRI to CEI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TRI–CEI that never appear on search engines, with no booking fees.