Cheapest return flights from Houston to Calgary in May from $171

AirHint found the following cheapest return flights from Houston (HOU) to Calgary (YYC) in May 2026 (see full year).

Return flights

28 May - 06 Jun WestJet direct
30 May - 06 Jun WestJet direct
28 May - 05 Jun WestJet direct
26 May - 31 May WestJet direct
26 May - 30 May WestJet direct
27 May - 30 May WestJet direct
25 May - 31 May WestJet direct
01 May - 04 May WestJet direct
25 May - 30 May WestJet direct
31 May - 04 Jun WestJet direct
29 May - 31 May Spirit Airlines
23 May - 26 May WestJet direct
24 May - 28 May WestJet direct
21 May - 25 May WestJet direct
24 May - 02 Jun WestJet direct

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