AirHint found the following cheapest return flights from London (LHR) to Porto (OPO) in June 2026 (see full year).

Return flights

02 Jun - 09 Jun	Iberia
06 Jun - 09 Jun	Iberia
13 Jun - 17 Jun	Iberia
08 Jun - 13 Jun	Iberia
03 Jun - 10 Jun	Iberia
06 Jun - 12 Jun	Iberia
13 Jun - 16 Jun	Iberia
06 Jun - 13 Jun	Iberia
02 Jun - 06 Jun	Iberia
24 Jun - 02 Jul	Iberia
20 Jun - 04 Jul	Iberia
17 Jun - 23 Jun	Iberia
30 Jun - 09 Jul	Iberia
27 Jun - 04 Jul	Iberia
27 Jun - 03 Jul	Iberia
30 Jun - 14 Jul	Vueling Airlines
30 Jun - 20 Jul	Vueling Airlines
30 Jun - 15 Jul	Vueling Airlines
30 Jun - 13 Jul	Vueling Airlines
30 Jun - 07 Jul	Vueling Airlines

Also check the deals for one-way flights from London to Porto in June.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Porto

Cheap car rent in Porto

Cheapest return flights from London to Porto in June from $176

Return flights