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OPO to SIN: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Singapore (Singapore Changi Airport)
7,318 mi
11,777 km · 6,359 nm
14h 49m
estimated nonstop flight time
+7h
time difference · heading east
See live OPO→SIN fares Phone-only fares on this route — call free
Flight time details
7,318 miles nonstop takes roughly 14h 49m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- SIN — Singapore Changi Airport · Singapore, Singapore
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 SIN
- QPG · Paya Lebar Air Base6 mi away
- XSP · Seletar Airport10 mi away
- BTH · Hang Nadim International Airport18 mi away
- TGA · Tengah Air Base20 mi away
Frequently asked questions
How far is OPO from SIN?
The flight distance from Porto (OPO) to Singapore (SIN) is 7,318 miles (11,777 km, 6,359 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to SIN?
A nonstop flight takes about 14h 49m 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 Singapore?
Singapore is 7 hours ahead of Porto.
What is the cheapest way to fly from OPO to SIN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–SIN that never appear on search engines, with no booking fees.