Flights by month
Bangkok to Porto flights, month by month (2026)
A typical return fare from Bangkok to Porto for each of 7 months, from departures we researched across a year. October is the cheapest, at around Rp16.207.624. Researched figures, not quotes: the partner shows what it costs today.
Typical return fare by month
Cheapest in Oct 2026, about Rp16.207.624
Dec 2026 costs about Rp6.555.865 more.
Researched fares: Rp11.754.130 to Rp32.969.706 per person over 50 checks, last on 2026-09-07.
From our own live checks: for each departure we sampled in the month, the cheapest return fare per person the newest check found, averaged. The same figures as the fare index, last checked 2026-09-06. Not a quote. What you pay depends on when you book. Departures from Sep 2026 to Mar 2027. How we work this out
Flying to Porto
- Fastest journey
- 16h 10m · 1 stop · KLM + Air France
- Cheapest itinerary
- 17h 20m · 1 stop · SWISS + Austrian Airlines
- Usually flown by
- Air France, KLM, SWISS, Austrian Airlines
- Carbon, one way
- 798 kg CO₂
From the 50 fares we researched for a 2027-08-21 departure, checked 2026-09-07. Outbound journey times. Not a quote. How we work this out
Common questions
When is the cheapest month to fly from Bangkok to Porto?
From what we captured across a year of departures, October is the cheapest month to fly Bangkok to Porto, at around Rp16.207.624 return. That is a researched figure from a dated snapshot, not a live quote, so check the price with a partner before you book.
When is the most expensive month to fly from Bangkok to Porto?
December is the dearest month we captured for Bangkok to Porto, at around Rp22.763.489 return, about Rp6.555.865 more than the cheapest month.
How long is the flight from Bangkok to Porto?
About 16h 10m with 1 stop, from the itineraries we captured for Bangkok to Porto.
Which airlines fly from Bangkok to Porto?
The fares we captured for Bangkok to Porto were on Oman Air, Lufthansa, KLM, Tap Air Portugal, among others.