Cheap flights from Porto to Lisbon from $66 OPO → LIS

Found recently, and the cheapest we hold

It is also the cheapest return we hold, of any age.

What have prices looked like?

Over 48 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $98 to $114.

At $122, the cheapest return found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 3-night return fares leaving within 3 days of 6 Dec to compare.

Every date we hold

3 fares on 2 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $122.

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $49 to $57.

At $66, the cheapest one-way found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other one-way fares leaving within 3 days of 7 May 2027 to compare.

Every date we hold

6 fares on 5 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $58.

Return

Fares 30 to 59 days before departure were typically 6% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (48 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

The cheapest fares were 30 to 59 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Porto to Lisbon?

The cheapest return found recently is $122 with TAP Air Portugal, 6 Dec to 9 Dec, found 6 days ago.

How much is a one-way flight from Porto to Lisbon?

The cheapest one-way found recently is $66 with Portugalia Airlines, 7 May 2027, found 4 days ago. The cheapest one-way we hold, of any age, is $58 with TAP Air Portugal, 27 Dec, found 5 days ago. The cheapest one-way fare on each of 5 departure dates is usually $58 to $65.

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

December 2026 is the cheapest month for a return, from $122, 6 Dec to 9 Dec, found 6 days ago. It is the cheapest month for a one-way too, from $58, 27 Dec, found 5 days ago.

How far ahead should I book a flight from Porto to Lisbon?

In 48 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 6% lower than 0 to 6 days before departure. In 49 days of prices between 24 Sept and 11 Nov, one-way fares were cheapest 30 to 59 days before departure.

Is there a direct flight from Porto to Lisbon?

Yes, the cheapest nonstop return found recently is $122 with TAP Air Portugal, 6 Dec to 9 Dec, found 6 days ago. The cheapest nonstop one-way found recently is $66 with Portugalia Airlines, 7 May 2027, found 4 days ago.

How long is the flight from Porto to Lisbon?

The cheapest nonstop one-way found recently, with Portugalia Airlines on 7 May 2027, takes 1 h from Porto Airport (OPO) to Lisbon Portela Airport (LIS).

Which airlines have the cheapest flights from Porto to Lisbon?

Between 27 Dec and 27 Sept 2027, TAP Air Portugal has the cheapest one-way on 3 of the 5 departure dates we hold, Vueling on 1 and Portugalia Airlines on 1.