Cheap Flights from Porto to Kaunas

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Compare Porto to Kaunas flight deals

Find the cheapest month or even day of the year to fly to Kaunas

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Find the cheapest month to fly from Porto to Kaunas

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Porto to Kaunas flights are currently cheapest in May.

Porto to Kaunas: Alternative routes

Compare routes from Porto to Kaunas below. You may find an airport to fly into that's cheaper, faster, or easier than Kaunas.

Porto to Kaunas: Flight information

The things to know before you go.
Cheapest flight foundR 1,498
Cheapest month to flyMay

Finding cheap flights from Porto to Kaunas: Frequently asked questions

The best price we found for a return flight from Porto to Kaunas is R 3,190. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Porto to Kaunas. But we found flights with one or more stops from R 3,190.
As of May 2025, there are no flights flying from Porto to Kaunas.
The cheapest month to fly from Porto to Kaunas is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Porto Airport to Kaunas Airport on Wednesday, 7 May 2025.
No airlines currently offer direct flights between Porto Airport and Kaunas Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Kaunas but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Kaunas is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Ryanair offers the cheapest flight tickets to Kaunas.

Travelling from Porto Airport (OPO) to Kaunas Airport (KUN): what you need to know

  • The timezone in Kaunas is UTC+2, which is two hours ahead of Porto.

  • Give yourself enough time to make your OPO to KUN flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

  • Travelling during a peak time like August? Major public holidays and other popular periods can mean longer lines at check-in and security. Be extra cautious and arrive up to four hours before international flights and two hours before domestic departures.

  • Consider adding a stopover when booking your ticket from Porto Airport to Kaunas Airport. Just uncheck 'Direct flights only' to break up your journey, or perhaps explore a new destination along the way. Check out these options between OPO and KUN:

    • Stansted Airport

    • London Luton Airport

    • Copenhagen Airport

How to find the cheapest flights from Porto Airport (OPO) to Kaunas Airport (KUN)

  • Currently, R 1,498 is the cheapest price we've seen for a one-way Porto Airport to Kaunas Airport flight. The best price for a return ticket is R 3,190. Bear in mind that fares can change due to availability when booking.

  • It's often best to book as early as possible if you want to find cheap tickets from OPO to KUN. That's because airlines adjust prices based on demand, which tends to increase closer to the date of departure.

  • If you're willing to be flexible with your trip dates, use the 'Whole month' search tool. It'll find the cheapest price across the month when searching for a flight from Porto Airport to Kaunas Airport.

  • Picking up cheap flights from OPO to KUN is a breeze with Price Alerts. Simply set up one of these automatic alerts and we'll notify you as soon as fares go down.

  • Select your ideal arrival and departure times, number of stops and airlines with the filters. Alternatively, sort your results by 'Cheapest' to see the best deals on flights from Porto Airport to Kaunas Airport.

Handy information about Porto Airport (OPO)

  • When it comes to the on-time performance of Porto Airport, data shows 74.49% of flights meet their scheduled arrival time.

  • Central Porto to Porto Airport is around 16 kilometres. Depending on traffic, it'll take you about 20 minutes to get there if you're driving, catching a cab or ride-sharing.

  • The journey on public transport takes about 50 minutes.

  • Get your trip off to a leisurely start by staying near OPO. Whether you're taking an early flight from Porto Airport to Kaunas Airport or just don't like being rushed, these hotels are ideal:

Arriving at Kaunas Airport (KUN)

  • The last thing you want is a long journey to your hotel if you're getting in late on a Porto Airport to Kaunas Airport flight. Stay at one of these accommodation options near KUN instead:

  • Travel at your own pace with a Kaunas Airport rental car. Pick up a set of wheels from Panek, Green Motion or Toprent and chase adventure across Kaunas and beyond.

  • Lock in the best deal by reserving your ride from Kaunas Airport about three weeks before your departure date.

Getting from Kaunas Airport (KUN) to central Kaunas

  • Kaunas Airport is roughly 14 kilometres from the centre of Kaunas. Driving there takes about 25 minutes.

  • When travelling on public transport, expect a journey of about 45 minutes.

When to fly to Kaunas Airport (KUN)

  • The quietest month for a flight from Porto Airport to Kaunas Airport is April, while August is the most popular. Pick the best time to visit Kaunas based on whether you prefer a faster pace or a more relaxed vibe.

  • Book your flight from Porto Airport to Kaunas Airport for July if you want to explore Kaunas during its warmest month. Expect temperatures of between 12ºC (54ºF) and 26ºC (79ºF).

  • For cooler conditions, search for a cheap ticket from OPO to KUN in January. Average temperatures are between -13ºC (9ºF) and 3ºC (37ºF) then.

Explore more of Lithuania

  • You've visited Kaunas, now it's time to explore more of Lithuania. Journey about 88 kilometres east to Vilnius to check off its popular sights. From Gediminas Tower to Vilnius Old Town and Vilnius Cathedral Basilica of Sts Stanislaus and Vladislaus, you'll have a packed itinerary ahead.

  • If you're eager to discover another side of Lithuania, head for Klaipėda, about 193 kilometres north-west of Kaunas. Kiss, Pempininku Fountains and Jurgio Ambraziejaus Pabrėžos sensorinis sodas are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.