AirHint found the following cheapest return flights from New York (NYC) to Lisbon (LIS) in October 2025 (see full year).

Return flights

28 Oct - 04 Nov	Air Canada
29 Oct - 22 Nov	Air Europa
30 Oct - 18 Nov	United
28 Oct - 22 Nov	Air Europa
27 Oct - 18 Nov	TAP
25 Oct - 15 Nov	Air Europa
26 Oct - 15 Nov	Air Europa
21 Oct - 15 Nov	Air Europa
23 Oct - 15 Nov	Air Europa
24 Oct - 15 Nov	Air Europa
20 Oct - 21 Oct	Air Canada
27 Oct - 31 Oct	Air Canada
24 Oct - 29 Oct	Air Europa
24 Oct - 28 Oct	Air Europa
17 Oct - 28 Oct	Air Europa
21 Oct - 28 Oct	Air Europa
25 Oct - 28 Oct	Air Europa
20 Oct - 22 Oct	TAP
19 Oct - 22 Oct	TAP
17 Oct - 23 Oct	Lufthansa

Also check the deals for one-way flights from New York to Lisbon in October.

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 Lisbon

Cheap car rent in Lisbon

Cheapest return flights from New York to Lisbon in October from 335€

Return flights