Cheap flights from Porto to Sao Tome Island

Cheapest current fares: $760 in June 2026 on connecting flights.

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Live fares · OPO → TMS

Cheapest month-by-month fares

Lowest available fare per calendar month from Porto (OPO) to Sao Tome Island (TMS). Refreshed daily.

Porto (OPO) → Sao Tome Island (TMS)

  1. June 2026 $760
  2. May 2026 $944
  3. July 2026 $1209

Frequently asked questions

  • What is the cheapest month to fly from Porto to Sao Tome Island?

    Based on current 6-month forward fare data, June 2026 is the cheapest month to fly from Porto (OPO) to Sao Tome Island (TMS), with fares starting from $760.

  • What is the lowest current fare from OPO to TMS?

    The lowest currently-listed fare from Porto (OPO) to Sao Tome Island (TMS) is $760 on 2026-06-15.

  • Is there a direct flight from Porto to Sao Tome Island?

    There is currently no non-stop service from OPO to TMS. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.

Full route page: OPO → TMS Cheapest month to fly to Sao Tome Island All flights from Porto All flights to Sao Tome Island Flights to Sao Tome and Principe Visa-free with Portugal passport