Cheapest one-way flights from Washington to Lisbon in June from $351

Best time to book flights for Washington (IAD) to Lisbon (LIS) flights at AirHint

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

One-Way flights

26 Jun Icelandair
09 Jun Porter Airlines (Canada) Ltd
16 Jun Frontier Airlines
06 Jun Porter Airlines (Canada) Ltd
08 Jun Porter Airlines (Canada) Ltd
15 Jun Frontier Airlines
01 Jun Porter Airlines (Canada) Ltd
14 Jun Frontier Airlines
20 Jun Frontier Airlines
04 Jun Air Transat

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

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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