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HEL to ROI: distance & flight time
Helsinki (Helsinki Vantaa Airport) → Roi Et (Roi Et Airport)
4,872 mi
7,841 km · 4,234 nm
10h 1m
estimated nonstop flight time
+4h
time difference · heading east
See live HEL→ROI fares Phone-only fares on this route — call free
Flight time details
4,872 miles nonstop takes roughly 10h 1m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time gain when reading arrival times on your ticket.
The two airports
- HEL — Helsinki Vantaa Airport · Helsinki, Finland
- 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 HEL
- HEM · Helsinki Malmi Airport5 mi away
- HYV · Hyvinkää Airfield23 mi away
- QLF · Lahti Vesivehmaa Airport62 mi away
- TLL · Lennart Meri Tallinn Airport63 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 HEL from ROI?
The flight distance from Helsinki (HEL) to Roi Et (ROI) is 4,872 miles (7,841 km, 4,234 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HEL to ROI?
A nonstop flight takes about 10h 1m 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 Helsinki and Roi Et?
Roi Et is 4 hours ahead of Helsinki.
What is the cheapest way to fly from HEL to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HEL–ROI that never appear on search engines, with no booking fees.