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

Return flights

12 May - 20 May	WestJet
17 May - 25 May	Air Transat
28 May - 07 Jun	Air Transat
07 May - 15 May	WestJet
05 May - 24 Jun	Air Canada
12 May - 12 Jun	Air Canada
12 May - 14 Jun	Air Canada
12 May - 13 Jun	Air Canada
14 May - 31 May	Air Canada
16 May - 20 May	Lufthansa
16 May - 19 May	Flair Airlines
15 May - 20 May	WestJet
28 May - 07 Jun	Discover Airlines	direct
15 May - 19 May	WestJet
05 May - 24 Jun	Discover Airlines	direct
12 May - 20 May	Discover Airlines	direct
07 May - 15 May	Discover Airlines	direct

Also check the deals for one-way flights from Calgary to Frankfurt in May.

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 Calgary to Frankfurt in May from 649€

Return flights