AirHint found the following cheapest return flights from Waterloo (YKF) to Hanoi (HAN) in May 2026 (see full year).
Return flights
| 07 May - 10 May | WestJet | ||
| 06 May - 14 May | WestJet | ||
| 31 May - 06 Jun | WestJet | ||
| 12 May - 31 May | WestJet | ||
| 21 May - 30 Jun | WestJet | ||
| 10 May - 23 May | WestJet | ||
| 15 May - 23 May | WestJet |
Also check the deals for one-way flights from Waterloo to Hanoi in May.
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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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