Cheap Flights from Washington (IAD) to Lisbon (LIS)

Popular airlines from Washington Dulles Intl. Airport (IAD) to Humberto Delgado Airport (LIS)

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Flights from Washington (IAD) to Lisbon (LIS)
Origin airport
Washington Dulles Intl.
Destination airport
Humberto Delgado
Distance
5732 km
Average flight time
12 hours 18 mins

Washington to Lisbon Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Washington to Lisbon offer the perfect respite. Not only does exploring Lisbon provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Washington to Lisbon may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from IAD to LIS today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Lisbon are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Lisbon more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Lisbon is now!

Frequently asked questions

How long does it take to fly from Dulles Intl. Airport to Lisbon/Portela Airport?
With TAP Portugal, a direct flight takes around 7 hours and 15 minutes. Grab a seat on the 10:20PM flight from IAD and reach Lisbon/Portela Airport at 10:35AM. Get your hands on a great deal on this and other routes when you book your ticket with Expedia.
Is it cheaper to buy a plane ticket from IAD to Humberto Delgado Airport (LIS) last minute?
When it comes to booking your flights, it pays to be prepared. While you may be able to find a deal on an IAD to LIS flight at the last minute, prices usually don't get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to book a domestic flight is between 28 – 35 days ahead. For international travel it's between three and four months.
What airline has the least delays from IAD to Lisbon Airport?
With an on-time performance score of 100%, United Airlines is the airline that's most likely to get you from Washington Dulles Intl. Airport (IAD) to Humberto Delgado Airport (LIS) without any hiccups. Flight delays can be a nice excuse to relax in the airport lounge. However, they can also lead you to missing a connection or even ruin your vacation. You can keep updated about delays by checking your flight status through the Expedia App well before you get to the airport. If you're already at the terminal and the delay is significant, head to your airline's customer service desk to figure out your next move.
What airports do you fly into for Lisbon District from Washington?
Humberto Delgado Airport (LIS), Cascais Airport (CAT) and Setubal (XSZ) are your choices when connecting from Washington to Lisbon District. Approximately 6 kilometers north of the heart of Lisbon District, Humberto Delgado Airport (LIS) is the city's main entry point. Keep in mind factors such as flight schedules and the distance to your hotel before you select an airport. Castle of São Jorge and Rossio Square are a couple of amazing attractions to put on your to-do list when you get to your destination.
What are the most popular departure times for flights from IAD to Humberto Delgado Airport (LIS)?
The most popular departure times for journeys from IAD to Lisbon/Portela Airport fall between 10:00 PM - 11:00 PM on United Airlines. Our advice is to take off in the morning. The earlier you go, the greater your chances of a delay-free flight as air traffic hasn't yet built up around airports.
Can I change the date of my flight from Washington Dulles Intl. Airport (IAD) to LIS?
Easily make changes to your Washington Dulles Intl. Airport (IAD) to Lisbon Airport ticket via the Expedia Trips portal. Before making any amendments, look over the fare rules in your itinerary to see what the airline will let you do and if fees apply. Some airlines have a change fee per person, in addition to any difference in fares. However, if you booked in the last 24 hours, you may be able to cancel for free and arrange new flights. You can also visit our Customer Service portal to find the answers to your questions and to connect with our Virtual Agent.

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