$578 Cheap flights to Portugal

While there are more than just a few landmarks in Portugal, most momondo users find Chiado, Praça do Marquês de Pombal, Avenida dos Aliados, and Londres to be the most interesting places to see in the country.

Flying into Lisbon Airport is typically the best way to visit Chiado, since it is the closest airport to the area.

TAP AIR PORTUGAL, United Airlines and Delta are the top three most popular airlines that fly to Portugal according to our data. TAP AIR PORTUGAL is the first choice among our users, with 55% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 26 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

50% of our momondo users traveling to Portugal in the past year chose to fly into Lisbon Humberto Delgado in the past year, making it the most popular airport in Portugal. The Lisbon Humberto Delgado airport serves the city of Lisbon.

Flights to Portugal can be found for as cheap as $283 per ticket. However our users tend to find airfares to Portugal for around $1,189 on average. If you’re looking to find a good deal on your flight to Portugal, then you should consider booking if you find anything for $1,059 or less.

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 Thursday. Flying out on a Thursday, as well as a Tuesday, is your best option. Departing on a Sunday tends to be the most expensive day of the week to fly to Portugal.

When traveling to Portugal, Lisbon Humberto Delgado airport in Lisbon offers the cheapest overall flights with an average airfare of $283, while the second most affordable option is Lajes airport with an average airfare of $302 for Lajes.

Prices for flights to Portugal are updated daily.

There are 74 operators available for flights to Portugal as of May 2026.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Portugal.

The required travel and health documents for your Portugal trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.