€45 Cheap flights to Portugal

Portugal is full of notable places to explore, many with significant historical value to the region and the world. Some of the most popular landmarks in Portugal are Old Town Of Albufeira, Praia da Rocha, Costa da Caparica Beach, and Praia dos Olhos de Água, among many more.

Of the 5 airlines that fly to Portugal, Aer Lingus, TAP AIR PORTUGAL and Ryanair happen to be the most favoured based on our user data. Aer Lingus is the most popular among the three airlines, with 62% of users choosing them for their travels to Portugal.

Lisbon Humberto Delgado is the most popular airport in Portugal to fly to at the moment. Out of all our users who flew to Portugal in the past year, 53% of them chose to fly into Lisbon’s Lisbon Humberto Delgado airport. Keep in mind that there may be other airports within Portugal that are also a great option to fly to.

On average, a flight to Portugal will cost €316 per ticket. We’ve had users find flights to Portugal for as low as €24, however. If you’re unable to find a plane ticket for €24, but manage to find one for €121 or less, then this is still a great deal. Keep in mind that flight costs vary depending on where you fly from, what time of year you travel, and what airline you fly with.

If your travel plans are flexible and you’re looking to save money on flights to Portugal, then be sure to book your departure on a Sunday. Flying out on a Sunday, as well as a Friday, is your best option. Departing on a Thursday tends to be the most expensive day of the week to fly to Portugal.

If you're headed to Portugal, consider flying into Lisbon Humberto Delgado airport in Lisbon for the best deals, with an average airfare of €24. Alternatively, Faro airport in Faro is a close second for cheapest flights to Portugal with an average airfare of €68.

Prices for flights to Portugal are refreshed on a daily basis.

As of December 2025, there are 16 operators available to choose from for flights to Portugal.

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Portugal.

The travel and health documents required for your trip to Portugal can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Portugal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.