AirHint found the following cheapest return flights from Washington (IAD) to Calgary (YYC) in June 2026 (see full year).

Return flights

06 Jun - 13 Jun	United
02 Jun - 23 Jun	Porter Airlines (Canada) Ltd
02 Jun - 16 Jun	WestJet
05 Jun - 12 Jun	United
16 Jun - 07 Jul	Porter Airlines (Canada) Ltd
12 Jun - 20 Jun	Porter Airlines (Canada) Ltd
03 Jun - 17 Jun	WestJet
03 Jun - 24 Jun	WestJet
10 Jun - 01 Jul	WestJet
09 Jun - 30 Jun	Porter Airlines (Canada) Ltd
06 Jun - 14 Jun	United
17 Jun - 08 Jul	ITA Airways

Also check the deals for one-way flights from Washington to Calgary in June.

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 Washington to Calgary in June from $866

Return flights