Need help booking?
Unpublished phone-only deals available
ROI to LEX: distance & flight time
Roi Et (Roi Et Airport) → Lexington KY (Blue Grass Airport)
8,656 mi
13,930 km · 7,522 nm
17h 26m
estimated nonstop flight time
-11h
time difference · heading north
See live ROI→LEX fares Phone-only fares on this route — call free
Flight time details
8,656 miles nonstop takes roughly 17h 26m 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
- ROI — Roi Et Airport · Roi Et, 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 ROI
- KKC · Khon Kaen Airport70 mi away
- BFV · Buri Ram Airport70 mi away
- ZVK · Savannakhet Airport72 mi away
- SNO · Sakon Nakhon Airport78 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 ROI from LEX?
The flight distance from Roi Et (ROI) to Lexington KY (LEX) is 8,656 miles (13,930 km, 7,522 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to LEX?
A nonstop flight takes about 17h 26m 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 Roi Et and Lexington KY?
Lexington KY is 11 hours behind Roi Et.
What is the cheapest way to fly from ROI to LEX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–LEX that never appear on search engines, with no booking fees.