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

Return flights

19 May - 26 May	Delta
12 May - 19 May	WestJet
16 May - 06 Jun	WestJet
30 May - 06 Jun	WestJet
15 May - 06 Jun	WestJet
31 May - 07 Jun	WestJet
28 May - 14 Jun	WestJet
22 May - 07 Jun	WestJet
15 May - 31 May	WestJet
07 May - 14 May	Air Transat
18 May - 04 Jun	WestJet
14 May - 21 May	Air Transat
15 May - 25 May	WestJet
22 May - 29 May	Air Transat
21 May - 07 Jun	WestJet
04 May - 18 May	Icelandair
03 May - 10 May	Air Canada
17 May - 06 Jun	WestJet
15 May - 30 May	WestJet
30 May - 20 Jun	WestJet

Also check the deals for one-way flights from Toronto to Bucharest 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 Toronto to Bucharest in May from $562

Return flights