Need help booking?
Unpublished phone-only deals available
SNO to OPO: distance & flight time
Sakon Nakhon (Sakon Nakhon Airport) → Porto (Francisco de Sá Carneiro Airport)
6,549 mi
10,540 km · 5,691 nm
13h 18m
estimated nonstop flight time
-6h
time difference · heading northwest
See live SNO→OPO fares Phone-only fares on this route — call free
Flight time details
6,549 miles nonstop takes roughly 13h 18m 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
- SNO — Sakon Nakhon Airport · Sakon Nakhon, Thailand
- OPO — Francisco de Sá Carneiro Airport · Porto, 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 SNO
- KOP · Nakhon Phanom Airport37 mi away
- ZVK · Savannakhet Airport61 mi away
- ROI · Roi Et Airport78 mi away
- UTH · Udon Thani Airport89 mi away
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
Frequently asked questions
How far is SNO from OPO?
The flight distance from Sakon Nakhon (SNO) to Porto (OPO) is 6,549 miles (10,540 km, 5,691 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SNO to OPO?
A nonstop flight takes about 13h 18m 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 Sakon Nakhon and Porto?
Porto is 6 hours behind Sakon Nakhon.
What is the cheapest way to fly from SNO to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SNO–OPO that never appear on search engines, with no booking fees.