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

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Porto (OPO) to Kaunas (KUN), with fares starting from $89.

What is the lowest current fare from OPO to KUN?

The lowest currently-listed fare from Porto (OPO) to Kaunas (KUN) is $89 on 2026-05-27.

Is there a direct flight from Porto to Kaunas?

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

Cheap flights from Porto to Kaunas

Cheapest current fares: $89 in May 2026 on connecting flights.

Last updated May 25, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Porto (OPO) to Kaunas (KUN). Refreshed daily.

Porto (OPO) → Kaunas (KUN)

May 2026 $89
July 2026 $135

Frequently asked questions

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

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Porto (OPO) to Kaunas (KUN), with fares starting from $89.
What is the lowest current fare from OPO to KUN?

The lowest currently-listed fare from Porto (OPO) to Kaunas (KUN) is $89 on 2026-05-27.
Is there a direct flight from Porto to Kaunas?

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