Need help booking?
Unpublished phone-only deals available
OPO to NEU: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Sam Neua (Sam Neua Airport)
6,386 mi
10,278 km · 5,550 nm
12h 59m
estimated nonstop flight time
+6h
time difference · heading northeast
See live OPO→NEU fares Phone-only fares on this route — call free
Flight time details
6,386 miles nonstop takes roughly 12h 59m 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
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- NEU — Sam Neua Airport · Sam Neua, Laos
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 OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Near NEU
- SQH · Na-San Airport55 mi away
- XKH · Xieng Khouang Airport89 mi away
- DIN · Dien Bien Phu Airport96 mi away
- HAN · Noi Bai International Airport125 mi away
Frequently asked questions
How far is OPO from NEU?
The flight distance from Porto (OPO) to Sam Neua (NEU) is 6,386 miles (10,278 km, 5,550 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to NEU?
A nonstop flight takes about 12h 59m 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 Porto and Sam Neua?
Sam Neua is 6 hours ahead of Porto.
What is the cheapest way to fly from OPO to NEU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–NEU that never appear on search engines, with no booking fees.