Cheap flights from Lisbon to Washington, D.C. from $346
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to Washington, D.C. departing on 5/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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KLM flights from Lisbon to Washington, D.C.
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Virgin Atlantic flights from Lisbon to Washington, D.C.
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How to get the cheapest flight ticket from Lisbon to Washington, D.C.
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Lisbon and Washington, D.C.?
What is the cheapest month to fly to Washington, D.C.?
The month of September is, on average, the cheapest month to fly to Washington, D.C. from Lisbon, with most prices found around $547. If you’re not able to fly to Washington, D.C. in September, then February is your next best option. Flight prices from Lisbon to Washington, D.C. during February average around $558.
What is the cheapest day to depart on your flight to Washington, D.C.?
On average, the least expensive day to fly to Washington, D.C. from Lisbon is on a Friday. momondo users have found tickets for Friday departures for as low as $740. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Lisbon to Washington, D.C. for around $873.
What is the cheapest time of day to depart on your flight to Washington, D.C.?
In the afternoon is the cheapest time of day to fly from Lisbon to Washington, D.C. when you can find flight prices for as low as $636. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $894. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Lisbon Humberto Delgado to Washington, D.C. flight route?
Fly from Lisbon Humberto Delgado to Washington, D.C. Dulles Intl for the best Lisbon Humberto Delgado - Washington, D.C. flight prices
How far in advance should I book a flight to Washington, D.C.?
You are more likely to see cheaper flights to Washington, D.C. from Lisbon when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $724 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from Lisbon for as low as $581 on momondo.
What cabin class options are available on Lisbon Humberto Delgado to Washington, D.C. flights?
There are 3 cabin classes available to choose from on Lisbon Humberto Delgado to Washington, D.C. flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Lisbon Humberto Delgado to Washington, D.C.?
TAP AIR PORTUGAL, Royal Air Maroc, and Aer Lingus are the most popular carriers operating from Lisbon Humberto Delgado to Washington, D.C.
What airlines fly to Washington, D.C.?
TAP AIR PORTUGAL, United Airlines and Lufthansa are the top three most popular airlines that fly to Washington, D.C. from Lisbon according to our data. TAP AIR PORTUGAL is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.
How many flights depart from Lisbon to Washington, D.C. on average per day?
The number of flights available between Lisbon and Washington, D.C. is 4 per day as of April 2025. The most frequent departure time is 12:00PM, with 100% of daily flights leaving in the afternoon.
How many flights depart from Lisbon to Washington, D.C. on average per week?
As of April 2025, 34 flights take off from Lisbon and land in Washington, D.C. each week. The most common flight departure day for this route is Thu, with 21% of weekly flights taking off on this day.
When to book flights from Lisbon to Washington, D.C.
Cheap Lisbon to Washington, D.C. (LIS to WAS) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Lisbon to Washington, D.C.
Best Price Found | $346 |
|---|---|
Fastest flight time | 8h 15m |
Direct flights | Every day |
Airports in Washington, D.C. | 3 airports |
How far is Lisbon Humberto Delgado to Washington, D.C. by plane?
There are 3562.1 mi between Lisbon Humberto Delgado and Washington, D.C.. Typically, this will take 8h 15m by plane in normal conditions.
When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C.?
Prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Washington, D.C.?
There are 3 operators available for flights from Lisbon Humberto Delgado Airport to Washington, D.C. as of April 2025.
How old do you have to be to fly from Lisbon Humberto Delgado Airport to Washington, D.C.?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Lisbon to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Lisbon to Washington, D.C. is Boeing 767-400 (51.25% of total bookings). The next most popular plane models are Airbus A321neo (30.25%), Airbus A321-100/200 (4.99%), and Boeing 767-300 (2.50%).
What is the most popular airline from Lisbon to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Lisbon to Washington, D.C. is TAP AIR PORTUGAL (40% of total bookings). The next most popular airlines are United Airlines (24%), British Airways (15%), and Lufthansa (12%).
Best airlines flying from Lisbon to Washington, D.C.
Compare and see reviews for airlines that fly from Lisbon to Washington, D.C. with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $534 | Free Cancellation | Rating 7.4 8,685 reviews | |||
| PriceFrom $536 | Free Cancellation | Rating 6.7 7,027 reviews | |||
| PriceFrom $541 | Free Cancellation | Rating 7.1 1,844 reviews |
United Airlines Flights From Lisbon to Washington, D.C.
United Airlines is one of the most popular airlines flying from Lisbon to Washington, D.C., operating 6 flights/week on average for this route. A good United Airlines flight deal for Lisbon to Washington, D.C. starts from $534 round-trip, up to an average price of $634. Our users have rated United Airlines at 7.4/10.
TAP AIR PORTUGAL Flights From Lisbon to Washington, D.C.
The best TAP AIR PORTUGAL deal for Lisbon to Washington, D.C. flight tickets found on momondo in the last 72 hours was $541, round-trip. It should be noted that an average TAP AIR PORTUGAL flight deal for this route in this time was higher, at $730 round-trip. TAP AIR PORTUGAL operates 8 flights out of Lisbon into Washington, D.C. in an average week, so prices vary by time and availability. 1,844 TAP AIR PORTUGAL reviews by users on momondo have scored the airline at 7.1/10.
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Lisbon to Washington, D.C.?
Finding the right flight to Washington, D.C. from Lisbon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.
Can I find flights from Lisbon to Washington, D.C. with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Lisbon to Washington, D.C. flights to just show those with flexible booking policies.
How can momondo help me find flights from Lisbon to Washington, D.C.?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Lisbon to Washington, D.C..
I’m not ready to book a flight from Lisbon to Washington, D.C. right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Lisbon and alert you when they change.