What is the cheapest month to fly from Porto to Oslo?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Porto (OPO) to Oslo (OSL), with fares starting from $77.

What is the lowest current fare from OPO to OSL?

The lowest currently-listed fare from Porto (OPO) to Oslo (OSL) is $77 on 2026-09-23.

Direct flights from OPO to OSL cover approximately 2,504 km (1,556 miles), with an estimated flight time of 2h 57m. Operating airlines: DY.

Cheapest current fares: $77 in September 2026, 2,504 km direct flight in ~2h 57m.

Last updated August 6, 2026 · By Flightmaps Editorial

Lowest available fare per calendar month from Porto (OPO) to Oslo (OSL). Refreshed daily.

What is the cheapest month to fly from Porto to Oslo?

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Porto (OPO) to Oslo (OSL), with fares starting from $77.
What is the lowest current fare from OPO to OSL?

The lowest currently-listed fare from Porto (OPO) to Oslo (OSL) is $77 on 2026-09-23.
How long is the flight from Porto to Oslo?

Direct flights from OPO to OSL cover approximately 2,504 km (1,556 miles), with an estimated flight time of 2h 57m. Operating airlines: DY.

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