AirHint found the following cheapest return flights from Newark (EWR) to Athens (ATH) in June 2026 (see full year).

Return flights

08 Jun - 15 Jun	Austrian Airlines
03 Jun - 12 Jun	SWISS
09 Jun - 17 Jun	TAP
03 Jun - 24 Jun	United
17 Jun - 30 Jun	United
10 Jun - 30 Jun	Air Canada
24 Jun - 01 Jul	Air Canada
01 Jun - 15 Jul	United	direct
01 Jun - 01 Jul	United	direct
09 Jun - 18 Jun	Air Canada
16 Jun - 30 Jun	United
04 Jun - 14 Jun	TAP
24 Jun - 07 Jul	SWISS
09 Jun - 20 Jun	Air Canada
14 Jun - 04 Jul	Air Canada
08 Jun - 04 Jul	Air Canada
15 Jun - 11 Jul	Air Canada
20 Jun - 16 Jul	Air Canada
26 Jun - 10 Jul	SWISS
30 Jun - 25 Jul	SWISS

Also check the deals for one-way flights from Newark to Athens 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 Newark to Athens in June from 629€

Return flights