Cheapest one-way flights from Ontario to Athens in May from 401€

AirHint found the following cheapest one-way flights from Ontario (ONT) to Athens (ATH) in May 2026 (see full year).

One-Way flights

04 May British Airways
05 May British Airways
03 May British Airways
13 May British Airways
01 May British Airways
02 May British Airways
09 May British Airways
20 May jetBlue
16 May British Airways
31 May jetBlue

Also check the deals for return flights from Ontario to Athens in May.

Powered by

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.

Book a cheap hotel in Athens

Cheap car rent in Athens

Feel free to contact us with any feedback or request another flight research.