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OPO to SOF: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Sofia (Sofia Airport)
1,642 mi
2,642 km · 1,427 nm
3h 41m
estimated nonstop flight time
+2h
time difference · heading east
See live OPO→SOF fares Phone-only fares on this route — call free
Flight time details
1,642 miles nonstop takes roughly 3h 41m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- SOF — Sofia Airport · Sofia, Bulgaria
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 SOF
- PDV · Plovdiv International Airport85 mi away
- INI · Nis Airport90 mi away
- SKP · Skopje Alexander the Great Airport105 mi away
- CRA · Craiova Airport115 mi away
Frequently asked questions
How far is OPO from SOF?
The flight distance from Porto (OPO) to Sofia (SOF) is 1,642 miles (2,642 km, 1,427 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to SOF?
A nonstop flight takes about 3h 41m 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 Sofia?
Sofia is 2 hours ahead of Porto.
What is the cheapest way to fly from OPO to SOF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–SOF that never appear on search engines, with no booking fees.