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

Return flights

03 Jun - 11 Jun	British Airways
18 Jun - 11 Jul	British Airways
30 Jun - 27 Jul	British Airways
09 Jun - 16 Jun	British Airways
04 Jun - 18 Jun	TAP	direct
09 Jun - 16 Jun	TAP	direct
09 Jun - 14 Jun	TAP
08 Jun - 12 Jun	TAP	direct
09 Jun - 14 Jun	TAP	direct
01 Jun - 27 Jun	Air Canada
07 Jun - 21 Jun	Air Canada
17 Jun - 24 Jun	Air Canada
18 Jun - 11 Jul	TAP	direct
18 Jun - 19 Jul	TAP
30 Jun - 27 Jul	TAP	direct
18 Jun - 19 Jul	TAP	direct

Also check the deals for one-way flights from Newark to Lisbon 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 Lisbon in June from $573

Return flights