Cheapest return CLE–YYZ flights, May

AirHint found the following cheapest return flights from Cleveland (CLE) to Toronto (YYZ) in May 2026 (see full year).

Return flights

16 May - 19 May Frontier Airlines
15 May - 18 May Frontier Airlines
12 May - 18 May Frontier Airlines
12 May - 19 May Frontier Airlines
29 May - 05 Jun Frontier Airlines
14 May - 17 May Frontier Airlines
22 May - 25 May Frontier Airlines
24 May - 26 May jetBlue
24 May - 26 May Air Canada direct
29 May - 05 Jun Air Canada direct
22 May - 25 May Air Canada direct
16 May - 19 May Air Canada direct

Also check the deals for one-way flights from Cleveland to Toronto in May.

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