€365 Cheap Flights Washington to Lisbon (IAD-LIS)

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Cheap flights from Washington to Lisbon (IAD-LIS)

Prices were available within the past 7 days and start at €365 for one-way flights and €478 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All deals

One way

Return

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€478

Return

found 5 days ago

Wed, 4 Sep - Wed, 18 Sep

IAD

Washington

LIS

Lisbon

€695

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€763

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€766

Return

found 5 days ago

Wed, 4 Sep - Wed, 18 Sep

IAD

Washington

LIS

Lisbon

€823

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€860

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€866

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€1,025

Return

found 5 days ago

Sun, 4 Aug - Fri, 6 Sep

IAD

Washington

LIS

Lisbon

€1,048

Return

found 5 days ago

Wed, 4 Sep - Wed, 18 Sep

IAD

Washington

LIS

Lisbon

€1,069

Return

found 5 days ago

Washington to Lisbon route information
Origin airport	Washington Dulles Intl.
Destination airport	Humberto Delgado
Airlines serving	Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, ITA Airways, JetBlue Airways, KLM, Lufthansa, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Return price	€478
Distance	5732 km
Average flight time	12 hours 21 mins

Perfect flights from Washington to Lisbon

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Washington to Lisbon. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.

Picture yourself strolling through the streets of Lisbon District, surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.

Our flexible Washington Dulles Intl. to Humberto Delgado ticket options cater to your travel preferences, with incredible one-way fares from €365 and roundtrip prices from €478. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.

But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Humberto Delgado and explore Lisbon District and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your IAD to LIS travel arrangements today and embark on the journey of a lifetime in Lisbon.

Frequently asked questions

How much is a flight from IAD to LIS?

Within the past 7 days on Expedia, for flights departing within the next year, the lowest price available for a round-trip flight from IAD to Lisbon/Portela Airport was €478. Fares this good don’t last long, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.

Do I need to pay a cancellation fee if I cancel my flight from Washington Dulles Intl. Airport (IAD) to Humberto Delgado Airport (LIS)?

This differs from airline to airline, as each has its own set of terms and conditions. Visit the Customer Service Portal, where you’ll find simple instructions on how to cancel online.

How do I find cheap flights from Dulles Intl. Airport to Humberto Delgado Airport (LIS) that have flexible change policies?

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for IAD to LIS flights, you’ll see a “no change fees” filter for you to select.

How far is the flight from Washington Dulles Intl. Airport (IAD) to Lisbon/Portela Airport?

You’ll have 5,800 kilometres to cover on the long-haul Chantilly to Lisbon District route. Dress in layers of comfortable clothes and consider taking a pair of noise-cancelling earphones.

Which airlines fly direct from Washington Dulles Intl. Airport (IAD) to Humberto Delgado Airport (LIS)?

Flying directly from IAD to LIS is simple with TAP Portugal (TP). This popular airline operates 30 flights every month.

Are Dulles Intl. Airport to Lisbon Airport flight tickets cheaper when they're purchased at the last minute?

Flight prices fluctuate, so there are no guarantees. While last-minute flight deals between IAD and Humberto Delgado Airport (LIS) are possible, it’s also a good idea to keep a close eye on prices well before you fly. In fact, some airlines advertise their prices up to a year ahead of the departure date. Expedia is continuously updating the best airfare bargains around, so keep checking back and be ready to lock in your seat when fare prices drop.