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Cheap Flights from Lisbon (LIS) to Washington (IAD) from HK$3,343~

Photo by Metropolitan Washington Airports Authority
Open Photo by Metropolitan Washington Airports Authority

Cheap Flights from Lisbon to Washington (LIS-IAD)

Prices were available within the past 7 days and start at HK$3,343 for one-way flights and HK$5,398 for return, for the period specified. Prices and availability are subject to change.
Royal Air Maroc
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$5,398
Return
Found 4 days ago
Select Royal Air Maroc flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$5,398 Found 4 days ago
United
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$6,665
Return
Found 4 days ago
Select United flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$6,665 Found 4 days ago
Delta
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$6,724
Return
Found 4 days ago
Select Delta flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$6,724 Found 4 days ago
Lufthansa
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$6,826
Return
Found 4 days ago
Select Lufthansa flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$6,826 Found 4 days ago
Swiss International Air Lines
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$6,862
Return
Found 4 days ago
Select Swiss International Air Lines flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$6,862 Found 4 days ago
Air Canada
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$7,246
Return
Found 4 days ago
Select Air Canada flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$7,246 Found 4 days ago
KLM
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$7,277
Return
Found 4 days ago
Select KLM flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$7,277 Found 4 days ago
Turkish Airlines
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$7,322
Return
Found 4 days ago
Select Turkish Airlines flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$7,322 Found 4 days ago
TAP Portugal
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$7,899
Return
Found 4 days ago
Select TAP Portugal flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$7,899 Found 4 days ago
Iberia
Mon, 5 Oct - Fri, 9 Oct
LIS
Lisbon
IAD
Washington
HK$8,111
Return
Found 4 days ago
Select Iberia flight, departing Mon, 5 Oct from Lisbon to Washington, returning Fri, 9 Oct, priced at HK$8,111 Found 4 days ago

Find the cheapest month to fly from Lisbon (LIS) to Washington (IAD)

February is typically the cheapest month to fly

From HK$3,645 - HK$6,607 per traveller.

Frequently Asked Questions

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

Round-trip tickets between Lisbon Airport and Dulles Intl. Airport start from HK$5,398. This is based on fares listed within the last 7 days on Expedia for flights departing within the next year — make your booking ASAP to avoid missing out. Prices and availability are subject to change. Additional terms apply.

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

When it comes to cancellation fees, every airline has different terms and conditions. If you decide to cancel your escape, head to our Customer Service Portal.

How do I find cheap flights from LIS to Dulles Intl. Airport 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 Lisbon Airport to IAD flights, you'll see a "no change fees" filter for you to select.

How far is the flight from Lisbon/Portela Airport to Dulles Intl. Airport?

With a flight distance of 5,800 kilometers from LIS (LIS) to Dulles Intl. Airport (IAD), this is a long flight. Ensure that you drink lots of water and go for a short walk down the aisle every so often.

Which airlines fly direct from Humberto Delgado Airport (LIS) to IAD?

Offering 30 flights each month, TAP Portugal (TP) is a great choice when flying directly from Lisbon/Portela Airport to IAD.

Are Humberto Delgado Airport (LIS) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?

Booking your trip from Humberto Delgado Airport (LIS) to Washington Dulles Intl. Airport (IAD) at the last minute could save you some serious cash. However, it could end up costing a good deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Travel information

Origin airport
Humberto Delgado Airport
Destination airport
Washington Dulles Intl. Airport
Distance
5,765 km away
Airlines serving
Brussels Airlines, Finnair, Swiss International Air Lines, Lufthansa, TAP Portugal, Aer Lingus, Iberia, British Airways, Royal Air Maroc, Air Canada, Turkish Airlines, ITA Airways, Air France, Icelandair, KLM, JetBlue Airways, United, Delta, Austrian Airlines, SAS, American Airlines, Virgin Atlantic, Emirates
Popular airline
Brussels Airlines
Return price
HK$5,398
Average flight time
8 hours 15 mins
*Available to Expedia members.