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Cheap flights from Lisbon to Washington, D.C. Dulles Intl Airport from $325

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. Dulles Intl Airport departing on 10/3. 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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Easily compare round-trip flights from Lisbon to Washington, D.C. Dulles Intl Airport

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Lisbon to Washington, D.C. Dulles Intl Airport by changing tabs
Delta
Sep 27
LIS5:00 amLisbon Humberto Delgado
17h 30m
2 stops
IAD5:30 pmWashington, D.C. Dulles Intl
Oct 27
IAD7:45 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
LIS11:20 amLisbon Humberto Delgado
Air France
Dec 6
LIS5:30 amLisbon Humberto Delgado
18h 55m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
Dec 11
IAD6:45 pmWashington, D.C. Dulles Intl
11h 35m
1 stop
LIS11:20 amLisbon Humberto Delgado
British Airways
Dec 3
LIS10:40 amLisbon Humberto Delgado
14h 20m
1 stop
IAD8:00 pmWashington, D.C. Dulles Intl
Dec 10
IAD10:00 pmWashington, D.C. Dulles Intl
11h 55m
1 stop
LIS2:55 pmLisbon Humberto Delgado
United Airlines
Dec 4
LIS6:10 amLisbon Humberto Delgado
18h 55m
1 stop
IAD8:05 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:35 pmWashington, D.C. Dulles Intl
9h 35m
1 stop
LIS8:10 amLisbon Humberto Delgado
Air Canada
Dec 3
LIS11:00 amLisbon Humberto Delgado
15h 22m
2 stops
IAD9:22 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:56 pmWashington, D.C. Dulles Intl
10h 24m
1 stop
LIS9:20 amLisbon Humberto Delgado
Lufthansa
Dec 3
LIS5:00 amLisbon Humberto Delgado
14h 40m
1 stop
IAD2:40 pmWashington, D.C. Dulles Intl
Dec 11
IAD10:20 pmWashington, D.C. Dulles Intl
20h 10m
1 stop
LIS11:30 pmLisbon Humberto Delgado

Find the cheapest one-way flights from Lisbon to Washington, D.C. Dulles Intl Airport

If you're looking for one-way flights from Lisbon to Washington, D.C. Dulles Intl Airport, view some of our deals below provided by Air Transat, Lufthansa and TAP AIR PORTUGAL
Multiple Airlines
Oct 3
LIS9:55 pmLisbon Humberto Delgado
24h 45m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Sep 11
LIS11:55 amLisbon Humberto Delgado
8h 20m
IAD3:15 pmWashington, D.C. Dulles Intl
Air Transat
Jun 27
LIS8:15 amLisbon Humberto Delgado
32h 22m
2 stops
IAD11:37 amWashington, D.C. Dulles Intl

Find the cheapest direct flights from Lisbon to Washington, D.C.

TAP AIR PORTUGAL
Dec 5
LIS11:15 amLisbon Humberto Delgado
8h 45m
IAD3:00 pmWashington, D.C. Dulles Intl
Dec 12
IAD5:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS5:35 amLisbon Humberto Delgado
United Airlines
Sep 26
LIS12:20 pmLisbon Humberto Delgado
8h 25m
IAD3:45 pmWashington, D.C. Dulles Intl
Oct 14
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LIS10:30 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Dec 4
LIS5:15 pmLisbon Humberto Delgado
8h 45m
IAD9:00 pmWashington, D.C. Dulles Intl
Dec 11
IAD10:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS10:35 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Dec 7
LIS10:50 amLisbon Humberto Delgado
8h 45m
IAD2:35 pmWashington, D.C. Dulles Intl
Dec 11
IAD10:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS10:35 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Sep 27
LIS3:05 pmLisbon Humberto Delgado
8h 20m
IAD6:25 pmWashington, D.C. Dulles Intl
Oct 27
IAD11:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS10:35 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Sep 25
LIS11:55 amLisbon Humberto Delgado
8h 20m
IAD3:15 pmWashington, D.C. Dulles Intl
Oct 2
IAD10:20 pmWashington, D.C. Dulles Intl
7h 15m
LIS10:35 amLisbon Humberto Delgado

Search last-minute flights to Washington, D.C. Dulles Intl Airport from Lisbon

Find and compare round-trip flight prices for your last-minute flight from Lisbon to Washington, D.C. Dulles Intl Airport
Lufthansa
Jun 20
LIS6:15 amLisbon Humberto Delgado
18h 10m
1 stop
IAD7:25 pmWashington, D.C. Dulles Intl
Jul 4
IAD10:15 pmWashington, D.C. Dulles Intl
7h 15m
LIS10:30 amLisbon Humberto Delgado
United Airlines
Jun 20
LIS6:15 amLisbon Humberto Delgado
19h 41m
2 stops
IAD8:56 pmWashington, D.C. Dulles Intl
Jul 4
IAD12:45 pmWashington, D.C. Dulles Intl
17h 45m
1 stop
LIS11:30 amLisbon Humberto Delgado
Multiple Airlines
Jun 18
LIS11:10 amLisbon Humberto Delgado
14h 20m
1 stop
IAD8:30 pmWashington, D.C. Dulles Intl
Jul 4
IAD8:45 pmWashington, D.C. Dulles Intl
16h 45m
1 stop
LIS6:30 pmLisbon Humberto Delgado
American Airlines
Jun 18
LIS11:05 amLisbon Humberto Delgado
17h 54m
2 stops
IAD11:59 pmWashington, D.C. Dulles Intl
Jul 4
IAD9:28 amWashington, D.C. Dulles Intl
18h 37m
2 stops
LIS9:05 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Jun 18
LIS12:00 pmLisbon Humberto Delgado
8h 20m
IAD3:20 pmWashington, D.C. Dulles Intl
Jul 4
IAD5:20 pmWashington, D.C. Dulles Intl
7h 30m
LIS5:50 amLisbon Humberto Delgado
Delta
Jun 20
LIS5:40 amLisbon Humberto Delgado
16h 59m
2 stops
IAD5:39 pmWashington, D.C. Dulles Intl
Jul 4
IAD5:00 pmWashington, D.C. Dulles Intl
16h 50m
2 stops
LIS2:50 pmLisbon Humberto Delgado

TAP AIR PORTUGAL flights from Lisbon to Washington, D.C. Dulles Intl Airport

Our best TAP AIR PORTUGAL deals on Lisbon to Washington, D.C. Dulles Intl Airport flight tickets
TAP AIR PORTUGAL
Dec 5
LIS11:15 amLisbon Humberto Delgado
8h 45m
IAD3:00 pmWashington, D.C. Dulles Intl
Dec 12
IAD5:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS5:35 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Dec 4
LIS5:15 pmLisbon Humberto Delgado
8h 45m
IAD9:00 pmWashington, D.C. Dulles Intl
Dec 11
IAD10:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS10:35 amLisbon Humberto Delgado
TAP AIR PORTUGAL
Dec 7
LIS10:50 amLisbon Humberto Delgado
8h 45m
IAD2:35 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:30 pmWashington, D.C. Dulles Intl
7h 05m
LIS5:35 amLisbon Humberto Delgado

United Airlines flights from Lisbon to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Lisbon to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Dec 4
LIS6:10 amLisbon Humberto Delgado
18h 55m
1 stop
IAD8:05 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:35 pmWashington, D.C. Dulles Intl
9h 35m
1 stop
LIS8:10 amLisbon Humberto Delgado
United Airlines
Dec 6
LIS12:20 pmLisbon Humberto Delgado
8h 20m
IAD3:40 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:35 pmWashington, D.C. Dulles Intl
9h 35m
1 stop
LIS8:10 amLisbon Humberto Delgado
United Airlines
Dec 6
LIS10:15 amLisbon Humberto Delgado
11h 14m
1 stop
IAD4:29 pmWashington, D.C. Dulles Intl
Dec 10
IAD5:35 pmWashington, D.C. Dulles Intl
9h 35m
1 stop
LIS8:10 amLisbon Humberto Delgado

How to get the cheapest flight ticket from Lisbon to Washington, D.C. Dulles Intl Airport

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 cheapest month to fly from Lisbon to Washington, D.C. Dulles Intl Airport?

January. The cheapest time of year to fly to Washington, D.C. Dulles Intl Airport from Lisbon is January. Most expensive is June

What is the cheapest day to depart Lisbon for Washington, D.C. Dulles Intl Airport?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Lisbon to Washington, D.C. Dulles Intl Airport?

In the morning. Lisbon to Washington, D.C. Dulles Intl Airport flights are approximately 3% more expensive in the afternoon than in the morning

What is the cheapest airline that flies to Washington, D.C. Dulles Intl Airport from Lisbon?

British Airways. Air France, American Airlines, and British Airways are the most popular carriers operating from Lisbon to Washington, D.C. Dulles Intl Airport

How far in advance should you book Lisbon to Washington, D.C. Dulles Intl Airport flights?

51 days before. The cheapest time to buy a flight from Lisbon to Washington, D.C. Dulles Intl Airport is approximately 51 days to departure

How many flights depart from Lisbon to Washington, D.C. Dulles Intl Airport on average per day?

As of June 2024, there are 1 flights per week flying from Lisbon to Washington, D.C. Dulles Intl Airport. The most common time of day flights depart is 11:00AM, with 85% of flights taking off at noon.

How many flights depart from Lisbon to Washington, D.C. Dulles Intl Airport on average per week?

As of June 2024, there are 7 flights per week flying from Lisbon to Washington, D.C. Dulles Intl Airport. The most common day of the week flights depart is Sunday, with 14% of flights taking off on this day.

What cabin class options are available on Lisbon to Washington, D.C. Dulles Intl Airport flights?

There are 3 cabin classes available to choose from on Lisbon to Washington, D.C. Dulles Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Lisbon to Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 4% on your flight if you consider stops on a Lisbon to Washington, D.C. Dulles Intl Airport flight.

Cheap Lisbon to Washington, D.C. Dulles Intl Airport (LIS to IAD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to Washington, D.C. Dulles Intl Airport

Best Price Found

$325

Fastest flight time

8h 10m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Lisbon in the past 72 hours is $325. The best round-trip flight deal from Lisbon to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $544.
The fastest flight from Lisbon to Washington, D.C. Dulles Intl Airport takes 8h 10m
Direct flights go from Lisbon to Washington, D.C. Dulles Intl Airport every day.

  • How far is Lisbon Humberto Delgado to Washington, D.C. Dulles Intl by plane?

    A flight from Lisbon Humberto Delgado to Washington, D.C. Dulles Intl will travel around 3581.5 mi. A reasonable flight in good conditions will take 8h 10m.

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport?

    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. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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.


Best airlines flying from Lisbon to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Lisbon to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom $479Free CancellationRating
7.5
1,698 reviews
Search Air France flights
British AirwaysPriceFrom $479Free CancellationRating
6.7
6,727 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $514Free CancellationRating
7.1
2,066 reviews
Search TAP AIR PORTUGAL flights
American AirlinesPriceFrom $546Free CancellationRating
7.3
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $567Free CancellationRating
7.4
10,000 reviews
Search United Airlines flights
LufthansaPriceFrom $626Free CancellationRating
6.9
7,483 reviews
Search Lufthansa flights
  • TAP AIR PORTUGAL Flights From Lisbon to Washington, D.C. Dulles Intl Airport

    TAP AIR PORTUGAL flies from Lisbon to Washington, D.C. Dulles Intl Airport around 7 times per week, with 2,066 momondo users rating the airline 7.1/10. The cheapest TAP AIR PORTUGAL deal from Lisbon to Washington, D.C. Dulles Intl Airport in the last 72 hours was $514 (round-trip), much lower than the average airfare cost of $718 for TAP AIR PORTUGAL flights on this route.


Why 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 enables you to select and highlight flights to Washington, D.C. from Lisbon with this policy.

How can momondo help me find flights from Lisbon to Washington, D.C.?

Once all potential Lisbon to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Lisbon to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Lisbon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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