Cheapest return flights from Raleigh-durham to Lisbon in October from $655

Best time to book flights for Raleigh-durham (RDU) to Lisbon (LIS) flights at AirHint

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Lisbon (LIS) in October 2025 (see full year).

Return flights

21 Oct - 28 Oct United
02 Oct - 17 Oct Spirit Airlines
26 Oct - 02 Nov United
01 Oct - 08 Oct United
16 Oct - 23 Oct United
06 Oct - 13 Oct United
11 Oct - 18 Oct United
20 Oct - 24 Oct TAP

Also check the deals for one-way flights from Raleigh-durham to Lisbon in October.

Skyscanner

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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