Cheapest return flights from Athens to London in September from $143

Best time to book flights for Athens (ATH) to London (LTN) flights at AirHint

AirHint found the following cheapest return flights from Athens (ATH) to London (LTN) in September 2025 (see full year).

Return flights

24 Sep - 28 Sep easyJet
24 Sep - 30 Sep easyJet
30 Sep - 14 Oct Ryanair direct
26 Sep - 28 Sep easyJet
30 Sep - 07 Oct Ryanair direct
26 Sep - 30 Sep easyJet
25 Sep - 28 Sep easyJet
25 Sep - 30 Sep easyJet
16 Sep - 07 Oct Ryanair direct
30 Sep - 12 Oct Ryanair direct
16 Sep - 30 Sep Ryanair direct
16 Sep - 28 Sep Ryanair direct
25 Sep - 28 Sep easyJet direct
30 Sep - 21 Oct Ryanair direct
17 Sep - 21 Sep Ryanair
30 Sep - 09 Oct Ryanair direct
30 Sep - 06 Oct Ryanair direct
30 Sep - 15 Oct Ryanair direct
30 Sep - 05 Oct Ryanair direct
16 Sep - 06 Oct Ryanair direct

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

Skyscanner

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 London

Cheap car rent in London