AirHint found the following cheapest return flights from Waterloo (YKF) to Buenos Aires (EZE) in July 2025 (see full year).

Return flights

07 Jul - 26 Jul	WestJet
07 Jul - 29 Jul	WestJet
08 Jul - 29 Jul	WestJet
07 Jul - 24 Jul	WestJet
07 Jul - 23 Jul	WestJet
09 Jul - 16 Jul	Flair Airlines
07 Jul - 25 Jul	WestJet
07 Jul - 27 Jul	WestJet
07 Jul - 28 Jul	WestJet
07 Jul - 20 Jul	WestJet

Also check the deals for one-way flights from Waterloo to Buenos Aires in July.

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 Buenos Aires in July from 2527€

Return flights