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CAT to ROI: distance & flight time
Cascais (Cascais Airport) → Roi Et (Roi Et Airport)
6,698 mi
10,779 km · 5,820 nm
13h 36m
estimated nonstop flight time
+6h
time difference · heading northeast
See live CAT→ROI fares Phone-only fares on this route — call free
Flight time details
6,698 miles nonstop takes roughly 13h 36m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- CAT — Cascais Airport · Cascais, Portugal
- 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 CAT
- LIS · Humberto Delgado Airport (Lisbon Portela Airport)12 mi away
- AVR · Alverca Air Base21 mi away
- QLR · Monte Real Air Base80 mi away
- BYJ · Beja Airport / Airbase89 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 CAT from ROI?
The flight distance from Cascais (CAT) to Roi Et (ROI) is 6,698 miles (10,779 km, 5,820 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CAT to ROI?
A nonstop flight takes about 13h 36m 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 Cascais and Roi Et?
Roi Et is 6 hours ahead of Cascais.
What is the cheapest way to fly from CAT to ROI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CAT–ROI that never appear on search engines, with no booking fees.