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

Return flights

14 Apr - 21 Apr	Scandinavian Airlines
20 Apr - 28 Apr	Scandinavian Airlines
19 Apr - 29 Apr	Air Canada
14 Apr - 22 Apr	Scandinavian Airlines
15 Apr - 21 Apr	TAP	direct
13 Apr - 21 Apr	TAP	direct
14 Apr - 21 Apr	TAP	direct
14 Apr - 22 Apr	TAP	direct
13 Apr - 27 Apr	TAP	direct
19 Apr - 29 Apr	TAP	direct
22 Apr - 02 May	TAP	direct
13 Apr - 08 May	TAP	direct
24 Apr - 02 May	Air Canada
30 Apr - 04 May	TAP
24 Apr - 09 May	TAP
29 Apr - 04 May	Finnair
24 Apr - 03 May	TAP
30 Apr - 10 May	TAP
24 Apr - 09 May	TAP	direct
30 Apr - 04 May	TAP	direct

Also check the deals for one-way flights from Newark to Lisbon in April.

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 April from $400

Return flights