AirHint found the following cheapest return flights from Waterloo (YKF) to London (LHR) in October 2025 (see full year).

Return flights

25 Oct - 30 Nov	Flair Airlines
23 Oct - 02 Nov	Flair Airlines
27 Oct - 01 Nov	Flair Airlines
30 Oct - 12 Nov	WestJet
24 Oct - 03 Nov	WestJet
27 Oct - 09 Nov	WestJet
28 Oct - 07 Nov	WestJet
30 Oct - 02 Nov	WestJet
28 Oct - 09 Nov	WestJet
24 Oct - 16 Nov	WestJet
28 Oct - 31 Oct	WestJet
23 Oct - 26 Oct	WestJet
25 Oct - 31 Oct	WestJet
24 Oct - 26 Oct	WestJet
25 Oct - 27 Oct	WestJet
25 Oct - 26 Oct	WestJet
23 Oct - 31 Oct	WestJet

Also check the deals for one-way flights from Waterloo to London in October.

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.

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Cheapest return flights from Waterloo to London in October from 522€

Return flights