Cheapest one-way flights from Washington (IAD) to Lisbon (LIS), July

10 dates in July 2027, from $ 376. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
26 Jul 2027 Iberia
31 Jul 2027 Iberia
19 Jul 2027 Aer Lingus
20 Jul 2027 Aer Lingus
21 Jul 2027 Turkish Airlines
22 Jul 2027 Turkish Airlines
16 Jul 2027 Royal Air Maroc
17 Jul 2027 Royal Air Maroc
18 Jul 2027 Royal Air Maroc
26 Jul 2027 TAP
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Updated Oct 10, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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