Cheapest one-way flights from Washington to Lisbon in November from $359

AirHint found the following cheapest one-way flights from Washington (IAD) to Lisbon (LIS) in November 2025 (see full year).

One-Way flights

09 Nov Frontier Airlines
07 Nov Allegiant Air
26 Nov Royal Air Maroc
05 Nov Royal Air Maroc
09 Nov TAP direct
26 Nov TAP direct
05 Nov TAP direct
07 Nov TAP direct
11 Nov TAP direct
04 Nov TAP direct

Also check the deals for return flights from Washington to Lisbon in November.

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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