AirHint found the following cheapest return flights from Hamilton (YHM) to Lisbon (LIS) in July 2025 (see full year).

Return flights

09 Jul - 16 Jul	WestJet
09 Jul - 06 Aug	Porter Airlines (Canada) Ltd
22 Jul - 29 Jul	WestJet
21 Jul - 06 Aug	WestJet
29 Jul - 14 Aug	WestJet
23 Jul - 31 Jul	WestJet
21 Jul - 04 Aug	WestJet
21 Jul - 28 Jul	WestJet
21 Jul - 05 Aug	WestJet
21 Jul - 08 Aug	WestJet
21 Jul - 26 Jul	WestJet
15 Jul - 22 Jul	WestJet
26 Jul - 03 Aug	WestJet
14 Jul - 22 Jul	WestJet
24 Jul - 27 Jul	WestJet
26 Jul - 08 Aug	WestJet

Also check the deals for one-way flights from Hamilton to Lisbon 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 Hamilton to Lisbon in July from $1651

Return flights