Route brief · BKK → OPO
Bangkok → Porto
$1,052
round-trip · too little price history on this route to compare
Apr 30 '27 – May 15 '27 · 15 nights
Air India2 stops
Cached fare — the booking search re-prices live before you pay.
Destination briefOPOPortoGranite, port wine and a river gorge through the middle — cheaper and steeper than Lisbon.Best windowMay–Jun · Sep–OctAirportsFrancisco Sá Carneiro (OPO)All routes into PortoWhen this route gets cheap.
Best time to be in Porto: May–Jun · Sep–Oct. Fare history for this route is still thin, so we make no seasonal call yet.
The cheapest itinerary we are tracking makes 2 stops and takes about 17 hours outbound, on a 15-night trip — ticketed under Air India, which on a connecting fare need not operate every leg. At $1,052 for 10,538 km each way, that works out to about $50 per 1,000 km flown. That is about the $44 typical of long-haul fares here. Across the 11 departure cities we track at a similar distance from Porto, this fare ranks 8th — 51% above the $698 from Singapore. For context, the middle fare among the 31 routes of similar length we watch out of Bangkok is $713. We have 1 month of cached prices for this route so far — not enough to call a fare cheap or expensive, so we publish the price without a percentage.
The one day we hold a cached fare for
Tap a date → live search
These are the only days we have a cached price for on this route so far — not the only days it flies. The search above covers any date.
Route facts
- Airports
- Suvarnabhumi (BKK) · Don Mueang (DMK) ↔ Francisco Sá Carneiro (OPO)
- Flight time
- ~17 hours outbound
- Distance
- ~10,538 km each way
- Airlines on the board
- Air India
- Itineraries
- Connections on current fares
- Best months to visit
- May–Jun · Sep–Oct
BKK → OPO, answered.
How far in advance should I book BKK → Porto?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. See /guides/what-moves-a-flight-price/ for the levers we can measure.
Are there nonstop flights from Bangkok to Porto?
The current cheapest fares involve a connection, ticketed under Air India. Nonstop options exist on many dates at higher prices — check the live search for your exact dates.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on September 1). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Porto?
Lock the flight first — then compare stays for Apr 30 '27 – May 15 '27 · 15 nights.
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Missed it?
Cached fares expire. This route has a feed of its own — follow it and the next BKK → OPO drop reaches you as soon as we find it.
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