AirHint found the following cheapest return flights from Waterloo (YKF) to London (LHR) in May 2026 (see full year).

Return flights

31 May - 09 Jun	WestJet
10 May - 26 May	WestJet
10 May - 24 May	WestJet
27 May - 03 Jun	WestJet
01 May - 05 May	WestJet
22 May - 28 May	WestJet
31 May - 13 Jun	WestJet
25 May - 08 Jun	WestJet
25 May - 07 Jun	WestJet
04 May - 12 May	WestJet
11 May - 19 May	WestJet
03 May - 09 May	WestJet
22 May - 05 Jun	WestJet
01 May - 26 May	WestJet
01 May - 10 May	WestJet
29 May - 01 Jun	WestJet
06 May - 14 May	WestJet
15 May - 01 Jun	WestJet
27 May - 07 Jun	WestJet
20 May - 11 Jun	WestJet

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

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 May from $1080

Return flights