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CEI to HRO: distance & flight time
Chiang Rai (Chiang Rai International Airport) → Harrison (Boone County Airport)
8,460 mi
13,616 km · 7,352 nm
17h 3m
estimated nonstop flight time
-12h
time difference · heading north
See live CEI→HRO fares Phone-only fares on this route — call free
Flight time details
8,460 miles nonstop takes roughly 17h 3m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 12-hour time set-back when reading arrival times on your ticket.
The two airports
- CEI — Chiang Rai International Airport · Chiang Rai, Thailand
- HRO — Boone County Airport · Harrison, 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 HRO
- BKG · Branson Airport19 mi away
- FLP · Marion County Regional Airport32 mi away
- WMH · Ozark Regional Airport39 mi away
- FYV · Drake Field59 mi away
Frequently asked questions
How far is CEI from HRO?
The flight distance from Chiang Rai (CEI) to Harrison (HRO) is 8,460 miles (13,616 km, 7,352 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CEI to HRO?
A nonstop flight takes about 17h 3m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from CEI to HRO?
Nonstop service on CEI–HRO depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 17h 3m nonstop estimate.
What is the time difference between Chiang Rai and Harrison?
Harrison is 12 hours behind Chiang Rai.
What is the cheapest way to fly from CEI to HRO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CEI–HRO that never appear on search engines, with no booking fees.
Why are some CEI to HRO fares phone-only?
Consolidator contracts let us sell certain CEI–HRO tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.