Cheapest return flights from Ontario to Athens in March from $441

AirHint found the following cheapest return flights from Ontario (ONT) to Athens (ATH) in March 2026 (see full year).

Return flights

02 Mar - 09 Mar British Airways
04 Mar - 11 Mar British Airways
03 Mar - 10 Mar British Airways
01 Mar - 08 Mar British Airways
05 Mar - 12 Mar British Airways
24 Mar - 30 Mar British Airways
09 Mar - 17 Mar British Airways
10 Mar - 17 Mar British Airways
11 Mar - 18 Mar British Airways
18 Mar - 25 Mar British Airways
22 Mar - 14 Apr British Airways
23 Mar - 14 Apr British Airways
21 Mar - 14 Apr British Airways
22 Mar - 13 Apr British Airways
25 Mar - 01 Apr British Airways
17 Mar - 01 Apr British Airways
18 Mar - 15 Apr British Airways
25 Mar - 14 Apr British Airways
20 Mar - 16 Apr British Airways
26 Mar - 02 Apr British Airways

Also check the deals for one-way flights from Ontario to Athens in March.

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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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