Need help booking?
Unpublished phone-only deals available
OCW to ROI: distance & flight time
Washington (Warren Field) → Roi Et (Roi Et Airport)
8,865 mi
14,267 km · 7,704 nm
17h 51m
estimated nonstop flight time
+11h
time difference · heading north
See live OCW→ROI fares Phone-only fares on this route — call free
Flight time details
8,865 miles nonstop takes roughly 17h 51m 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
- OCW — Warren Field · Washington, United States
- 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 OCW
- PGV · Pitt Greenville Airport19 mi away
- EWN · Coastal Carolina Regional Airport34 mi away
- ISO · Kinston Regional Jetport At Stallings Field36 mi away
- RWI · Rocky Mount Wilson Regional Airport51 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 OCW from ROI?
The flight distance from Washington (OCW) to Roi Et (ROI) is 8,865 miles (14,267 km, 7,704 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OCW to ROI?
A nonstop flight takes about 17h 51m 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 Washington and Roi Et?
Roi Et is 11 hours ahead of Washington.
What is the cheapest way to fly from OCW to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OCW–ROI that never appear on search engines, with no booking fees.