Cheapest return flights from London to Lisbon in September from $98

AirHint found the following cheapest return flights from London (LON) to Lisbon (LIS) in September 2026 (see full year).

Return flights

01 Sep - 16 Sep Ryanair direct
02 Sep - 16 Sep Ryanair direct
01 Sep - 17 Sep Ryanair direct
02 Sep - 23 Sep Ryanair direct
02 Sep - 17 Sep Ryanair direct
16 Sep - 23 Sep Ryanair direct
05 Sep - 16 Sep Ryanair direct
23 Sep - 30 Sep Ryanair direct
12 Sep - 16 Sep Ryanair direct
13 Sep - 16 Sep Ryanair direct
29 Sep - 06 Oct easyJet direct
30 Sep - 06 Oct easyJet direct
22 Sep - 06 Oct easyJet direct
23 Sep - 06 Oct easyJet direct
27 Sep - 06 Oct easyJet direct
28 Sep - 06 Oct easyJet direct
29 Sep - 02 Oct easyJet direct
29 Sep - 01 Oct easyJet direct
24 Sep - 06 Oct easyJet direct
26 Sep - 06 Oct easyJet direct

Also check the deals for one-way flights from London to Lisbon in September.

Powered by

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 Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.