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OPO to THR: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Teheran (Mehrabad International Airport)
3,204 mi
5,156 km · 2,784 nm
6h 45m
estimated nonstop flight time
+2.5h
time difference · heading east
See live OPO→THR fares Phone-only fares on this route — call free
Flight time details
3,204 miles nonstop takes roughly 6h 45m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2.5-hour time gain when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- THR — Mehrabad International Airport · Teheran, Iran
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 THR
- IKA · Imam Khomeini International Airport21 mi away
- PYK · Payam International Airport28 mi away
- NSH · Noshahr Airport68 mi away
- GZW · Qazvin Airport80 mi away
Frequently asked questions
How far is OPO from THR?
The flight distance from Porto (OPO) to Teheran (THR) is 3,204 miles (5,156 km, 2,784 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to THR?
A nonstop flight takes about 6h 45m 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 Teheran?
Teheran is 2.5 hours ahead of Porto.
What is the cheapest way to fly from OPO to THR?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–THR that never appear on search engines, with no booking fees.