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

Return flights

28 Jul - 04 Aug	WestJet
30 Jul - 05 Aug	WestJet
29 Jul - 04 Aug	WestJet
29 Jul - 05 Aug	WestJet
31 Jul - 04 Aug	WestJet
27 Jul - 04 Aug	WestJet
30 Jul - 02 Aug	WestJet
31 Jul - 02 Aug	WestJet
26 Jul - 02 Aug	WestJet
27 Jul - 02 Aug	WestJet
27 Jul - 29 Jul	WestJet
17 Jul - 21 Jul	WestJet
21 Jul - 27 Jul	WestJet
16 Jul - 30 Jul	WestJet
12 Jul - 16 Jul	WestJet
09 Jul - 23 Jul	WestJet
14 Jul - 16 Jul	WestJet
14 Jul - 17 Jul	WestJet
17 Jul - 20 Jul	WestJet
18 Jul - 21 Jul	WestJet

Also check the deals for one-way flights from Houston to Waterloo 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.

Book a cheap hotel in Waterloo

Cheap car rent in Waterloo

Cheapest return flights from Houston to Waterloo in July from $604

Return flights