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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Porto (OPO) to Bangkok (BKK), with fares starting from $318.

What is the lowest current fare from OPO to BKK?

The lowest currently-listed fare from Porto (OPO) to Bangkok (BKK) is $318 on 2026-09-16.

Is there a direct flight from Porto to Bangkok?

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

Cheap flights from Porto to Bangkok

Cheapest current fares: $318 in September 2026 on connecting flights.

Last updated August 11, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Porto (OPO) to Bangkok (BKK). Refreshed daily.

Porto (OPO) → Bangkok (BKK)

September 2026 $318
August 2026 $372

Frequently asked questions

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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Porto (OPO) to Bangkok (BKK), with fares starting from $318.
What is the lowest current fare from OPO to BKK?

The lowest currently-listed fare from Porto (OPO) to Bangkok (BKK) is $318 on 2026-09-16.
Is there a direct flight from Porto to Bangkok?

There is currently no non-stop service from OPO to BKK. 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.