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OST to ROI: distance & flight time
Ostend (Ostend-Bruges International Airport) → Roi Et (Roi Et Airport)
5,812 mi
9,354 km · 5,051 nm
11h 52m
estimated nonstop flight time
+5h
time difference · heading east
See live OST→ROI fares Phone-only fares on this route — call free
Flight time details
5,812 miles nonstop takes roughly 11h 52m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- OST — Ostend-Bruges International Airport · Ostend, Belgium
- ROI — Roi Et Airport · Roi Et, 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 OST
- KJK · Wevelgem Airport30 mi away
- HZB · Merville-Calonne Airport41 mi away
- CQF · Calais-Dunkerque Airport43 mi away
- LIL · Lille-Lesquin Airport45 mi away
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
Frequently asked questions
How far is OST from ROI?
The flight distance from Ostend (OST) to Roi Et (ROI) is 5,812 miles (9,354 km, 5,051 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OST to ROI?
A nonstop flight takes about 11h 52m 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 Ostend and Roi Et?
Roi Et is 5 hours ahead of Ostend.
What is the cheapest way to fly from OST to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OST–ROI that never appear on search engines, with no booking fees.