Cheapest month to fly to Porto (OPO)

August 2026 is the cheapest month to fly to Porto, Portugal based on current forward fare data from 3 major international gateways.

Live fares · LHR → OPO

Cheapest month from each major origin

Month-by-month price comparison

Lowest fare per calendar month, per origin. Data refreshes daily.

London (LHR) → Porto

  1. September 2026 $80
  2. August 2026 $114
  3. July 2026 $167
See full LHR→OPO route →

New York (JFK) → Porto

  1. August 2026 $268
  2. September 2026 $293
  3. November 2026 $314
  4. July 2026 $357
See full JFK→OPO route →

Dubai (DXB) → Porto

  1. August 2026 $283
  2. July 2026 $311
See full DXB→OPO route →

Frequently asked questions

  • What is the cheapest month to fly to Porto?

    Based on current 6-month forward fare data, August 2026 is the cheapest month to fly to Porto (OPO) from major international gateways including London, New York, and Dubai.

  • How much is a flight to Porto?

    From London (LHR), the cheapest current fare to Porto is $80 on 2026-09-27. Prices vary by origin — see the full comparison table.

  • Where is Porto (OPO)?

    Porto is in Portugal. Porto Airport (OPO) is the main commercial airport with 134 non-stop destinations.

  • How do you calculate the cheapest month?

    We pull 6 months of forward fare data from the affiliate-network month-matrix API for each route, find the lowest price per calendar month, then identify which month is cheapest across multiple major-market origins. Cached daily.

Related guides for Porto

Sibling pages — airport overview, country aggregations, visa context.