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OPO to AEP: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Buenos Aires (Jorge Newbery Airpark)
6,115 mi
9,841 km · 5,314 nm
12h 27m
estimated nonstop flight time
-4h
time difference · heading southwest
See live OPO→AEP fares Phone-only fares on this route — call free
Flight time details
6,115 miles nonstop takes roughly 12h 27m gate to gate, flying southwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4-hour time set-back when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- AEP — Jorge Newbery Airpark · Buenos Aires, Argentina
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 AEP
- FDO · San Fernando Airport12 mi away
- EPA · El Palomar Airport12 mi away
- EZE · Ministro Pistarini International Airport19 mi away
- CYR · Laguna de Los Patos International Airport37 mi away
Frequently asked questions
How far is OPO from AEP?
The flight distance from Porto (OPO) to Buenos Aires (AEP) is 6,115 miles (9,841 km, 5,314 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to AEP?
A nonstop flight takes about 12h 27m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from OPO to AEP?
Nonstop service on OPO–AEP depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 12h 27m nonstop estimate.
What is the time difference between Porto and Buenos Aires?
Buenos Aires is 4 hours behind Porto.
What is the cheapest way to fly from OPO to AEP?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–AEP that never appear on search engines, with no booking fees.
Why are some OPO to AEP fares phone-only?
Consolidator contracts let us sell certain OPO–AEP tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.