€207 Cheap Flights Washington to Lisbon (IAD-LIS)

View €207 flight on Sat, 9 Aug 2025Opens in a new window

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Cheap flights from Washington to Lisbon (IAD-LIS)

Prices were available within the past 7 days and start at €207 for one-way flights and €554 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

KLM
Thu, 27 Mar - Sat, 5 Apr
IAD
Washington
LIS
Lisbon
€554 Return, found 3 days ago
€554
Return
found 3 days ago
Select KLM flight, departing Thu, 27 Mar from Washington to Lisbon, returning Sat, 5 Apr, priced at €554 found 3 days ago
Royal Air Maroc
Sun, 30 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€573 Return, found 7 hours ago
€573
Return
found 7 hours ago
Select Royal Air Maroc flight, departing Sun, 30 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €573 found 7 hours ago
Turkish Airlines
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€655 Return, found 1 hour ago
€655
Return
found 1 hour ago
Select Turkish Airlines flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €655 found 1 hour ago
TAP Portugal
Mon, 28 Apr - Wed, 7 May
IAD
Washington
LIS
Lisbon
€663 Return, found 1 day ago
€663
Return
found 1 day ago
Select TAP Portugal flight, departing Mon, 28 Apr from Washington to Lisbon, returning Wed, 7 May, priced at €663 found 1 day ago
United
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€669 Return, found 1 hour ago
€669
Return
found 1 hour ago
Select United flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €669 found 1 hour ago
Aer Lingus
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€673 Return, found 1 hour ago
€673
Return
found 1 hour ago
Select Aer Lingus flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €673 found 1 hour ago
Delta
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€679 Return, found 1 hour ago
€679
Return
found 1 hour ago
Select Delta flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €679 found 1 hour ago
Air Canada
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€680 Return, found 1 hour ago
€680
Return
found 1 hour ago
Select Air Canada flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €680 found 1 hour ago
Swiss International Air Lines
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€686 Return, found 1 hour ago
€686
Return
found 1 hour ago
Select Swiss International Air Lines flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €686 found 1 hour ago
American Airlines
Mon, 31 Mar - Tue, 8 Apr
IAD
Washington
LIS
Lisbon
€692 Return, found 1 hour ago
€692
Return
found 1 hour ago
Select American Airlines flight, departing Mon, 31 Mar from Washington to Lisbon, returning Tue, 8 Apr, priced at €692 found 1 hour 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, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Return price
€554
Distance
5732 km

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 , 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 €207 and roundtrip prices from €554. 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 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 to 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 €554. 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.
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