$903 Cheap flights to Porto

Users planning a flight to Porto during the months of January, February, or October should anticipate rain. There are still things to do in Porto even when it's raining, though. While in Porto you will find Palácio da Bolsa nearby which is a great museum to visit when you’re looking for things to do indoors.

In general, March is the cheapest month to fly from Australia to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,707. If you aren’t able to travel to Porto during the month of March, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,740.

We recommend purchasing flights from Australia to Porto 28 days ahead of your departure date because this is when momondo users tend to see the best flight rates. On average, our users have found flights to Porto for $2,079. Keep in mind that you might be able to find cheaper flights to Porto at any time. In fact, our users found flights for as low as $1,391 in the past 72 hours.

Prices for flights to Porto Airport are updated daily.

The number of operators available for flights to Porto Airport is 11 as of December 2025.

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Porto Airport.

The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.