Cheap flights from Porto to Frankfurt
Cheapest current fares: $68 in September 2026, 1,654 km direct flight in ~1h 57m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Porto (OPO) to Frankfurt (FRA). Refreshed daily.
Porto (OPO) → Frankfurt (FRA)
- September 2026 $68
- October 2026 $76
- August 2026 $88
- December 2026 $102
Frequently asked questions
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What is the cheapest month to fly from Porto to Frankfurt?
Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Porto (OPO) to Frankfurt (FRA), with fares starting from $68.
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What is the lowest current fare from OPO to FRA?
The lowest currently-listed fare from Porto (OPO) to Frankfurt (FRA) is $68 on 2026-09-16.
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How long is the flight from Porto to Frankfurt?
Direct flights from OPO to FRA cover approximately 1,654 km (1,028 miles), with an estimated flight time of 1h 57m. Operating airlines: LH, X3.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.