Need help booking?
Unpublished phone-only deals available
ROI to LIS: distance & flight time
Roi Et (Roi Et Airport) → Lisbon (Humberto Delgado Airport (Lisbon Portela Airport))
6,685 mi
10,759 km · 5,809 nm
13h 35m
estimated nonstop flight time
-6h
time difference · heading northwest
See live ROI→LIS fares Phone-only fares on this route — call free
Flight time details
6,685 miles nonstop takes roughly 13h 35m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- ROI — Roi Et Airport · Roi Et, Thailand
- LIS — Humberto Delgado Airport (Lisbon Portela Airport) · Lisbon, Portugal
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 LIS
- AVR · Alverca Air Base9 mi away
- CAT · Cascais Airport12 mi away
- QLR · Monte Real Air Base74 mi away
- BYJ · Beja Airport / Airbase81 mi away
Frequently asked questions
How far is ROI from LIS?
The flight distance from Roi Et (ROI) to Lisbon (LIS) is 6,685 miles (10,759 km, 5,809 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ROI to LIS?
A nonstop flight takes about 13h 35m 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 Lisbon?
Lisbon is 6 hours behind Roi Et.
What is the cheapest way to fly from ROI to LIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ROI–LIS that never appear on search engines, with no booking fees.