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Cheap flights from Lisbon to Washington, D.C. from $394

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 8/27. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:00 am - 5:05 pm
LIS
-
DCA
17h 05m
2 stops
Delta Logo
12:59 pm - 8:50 am
DCA
-
LIS
14h 51m
2 stops
$662Delta
Tue, May 5 - Tue, May 12
Delta Logo
5:00 am - 5:05 pm
LIS
-
DCA
17h 05m
2 stops
Delta Logo
2:00 pm - 10:45 am
DCA
-
LIS
15h 45m
1 stop
$665Delta
Thu, Apr 16 - Sat, Apr 25
Delta Logo
5:00 am - 5:05 pm
LIS
-
DCA
17h 05m
2 stops
Delta Logo
2:00 pm - 10:45 am
DCA
-
LIS
15h 45m
1 stop
$666Delta
Thu, Apr 16 - Sat, Apr 25
Delta Logo
5:00 am - 5:47 pm
LIS
-
DCA
17h 47m
2 stops
Delta Logo
6:10 pm - 2:55 pm
DCA
-
LIS
15h 45m
2 stops
$669Delta
Sat, Apr 4 - Mon, Apr 13
Delta Logo
5:00 am - 5:05 pm
LIS
-
DCA
17h 05m
2 stops
Delta Logo
5:00 pm - 2:35 pm
DCA
-
LIS
16h 35m
2 stops
$670Delta
Thu, Apr 16 - Sat, Apr 25
Delta Logo
5:00 am - 5:47 pm
LIS
-
DCA
17h 47m
2 stops
Delta Logo
11:00 am - 8:00 am
DCA
-
LIS
16h 00m
1 stop
$672Delta
Sat, Apr 4 - Mon, Apr 13
United Airlines Logo
5:05 am - 5:25 pm
LIS
-
DCA
17h 20m
2 stops
United Airlines Logo
3:02 pm - 8:20 am
DCA
-
LIS
12h 18m
1 stop
$675United Airlines
Sat, Apr 18 - Sat, Apr 25
United Airlines Logo
5:05 am - 5:25 pm
LIS
-
DCA
17h 20m
2 stops
United Airlines Logo
3:02 pm - 8:20 am
DCA
-
LIS
12h 18m
1 stop
$676United Airlines
Sat, Apr 18 - Sat, Apr 25
Multiple Airlines Logo
6:35 am - 4:47 pm
LIS
-
DCA
15h 12m
2 stops
Multiple Airlines Logo
1:44 pm - 9:05 am
DCA
-
LIS
14h 21m
1 stop
$679Multiple Airlines
Thu, Apr 16 - Sat, Apr 25
United Airlines Logo
10:25 am - 5:25 pm
LIS
-
DCA
12h 00m
1 stop
United Airlines Logo
8:10 pm - 8:20 am
DCA
-
LIS
31h 10m
1 stop
$680United Airlines
Fri, Apr 3 - Sun, Apr 12

Delta flights from Lisbon to Washington, D.C. Reagan-National Airport

Our best Delta deals on Lisbon to Washington, D.C. Reagan-National Airport flight tickets
Delta
May 5
LIS5:00 amLisbon Humberto Delgado
17h 05m
2 stops
DCA5:05 pmWashington, D.C. Reagan-National
May 12
DCA12:59 pmWashington, D.C. Reagan-National
14h 51m
2 stops
LIS8:50 amLisbon Humberto Delgado
$662
Delta
Apr 16
LIS5:00 amLisbon Humberto Delgado
17h 05m
2 stops
DCA5:05 pmWashington, D.C. Reagan-National
Apr 25
DCA2:00 pmWashington, D.C. Reagan-National
15h 45m
1 stop
LIS10:45 amLisbon Humberto Delgado
$665
Delta
Apr 16
LIS5:00 amLisbon Humberto Delgado
17h 05m
2 stops
DCA5:05 pmWashington, D.C. Reagan-National
Apr 25
DCA2:00 pmWashington, D.C. Reagan-National
15h 45m
1 stop
LIS10:45 amLisbon Humberto Delgado
$666

Air Canada flights from Lisbon to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Lisbon to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Aug 25
LIS11:25 amLisbon Humberto Delgado
27h 53m
1 stop
DCA10:18 amWashington, D.C. Reagan-National
Sep 8
DCA6:59 amWashington, D.C. Reagan-National
23h 01m
1 stop
LIS11:00 amLisbon Humberto Delgado
$684
Air Canada
Aug 25
LIS11:25 amLisbon Humberto Delgado
33h 13m
1 stop
DCA3:38 pmWashington, D.C. Reagan-National
Sep 8
DCA9:40 amWashington, D.C. Reagan-National
20h 20m
2 stops
LIS11:00 amLisbon Humberto Delgado
$687
Air Canada
May 21
LIS11:25 amLisbon Humberto Delgado
15h 30m
1 stop
DCA9:55 pmWashington, D.C. Reagan-National
Jun 8
DCA6:00 amWashington, D.C. Reagan-National
22h 20m
1 stop
LIS9:20 amLisbon Humberto Delgado
$726

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to Washington, D.C. Reagan-National Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Lisbon to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Tue 5/5

5:00 am-5:05 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Tue 5/12

12:59 pm-8:50 am

2 stops14h 51m

$662

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Thu 4/16

5:00 am-5:05 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Sat 4/25

2:00 pm-10:45 am

1 stop15h 45m

$665

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Thu 4/16

5:00 am-5:05 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Sat 4/25

2:00 pm-10:45 am

1 stop15h 45m

$666

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Sat 4/4

5:00 am-5:47 pm

2 stops17h 47m

Washington, D.C. Reagan-National

Mon 4/13

6:10 pm-2:55 pm

2 stops15h 45m

$669

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Thu 4/16

5:00 am-5:05 pm

2 stops17h 05m

Washington, D.C. Reagan-National

Sat 4/25

5:00 pm-2:35 pm

2 stops16h 35m

$670

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Sat 4/4

5:00 am-5:47 pm

2 stops17h 47m

Washington, D.C. Reagan-National

Mon 4/13

11:00 am-8:00 am

1 stop16h 00m

$672

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Sat 4/18

5:05 am-5:25 pm

2 stops17h 20m

Washington, D.C. Reagan-National

Sat 4/25

3:02 pm-8:20 am

1 stop12h 18m

$675

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Sat 4/18

5:05 am-5:25 pm

2 stops17h 20m

Washington, D.C. Reagan-National

Sat 4/25

3:02 pm-8:20 am

1 stop12h 18m

$676
Quickest round-trip

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Thu 4/16

6:35 am-4:47 pm

2 stops15h 12m

Washington, D.C. Reagan-National

Sat 4/25

1:44 pm-9:05 am

1 stop14h 21m

$679

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Fri 4/3

10:25 am-5:25 pm

1 stop12h 00m

Washington, D.C. Reagan-National

Sun 4/12

8:10 pm-8:20 am

1 stop31h 10m

$680

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Lisbon to Washington, D.C. Reagan-National 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

Can stopping save me money on Lisbon to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 59% on your flight if you consider stops on a Lisbon to Washington, D.C. Reagan-National Airport flight.

When to book flights from Lisbon to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Lisbon to Washington, D.C. Reagan-National Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lisbon to Washington, D.C. Reagan-National Airport (LIS to DCA) flight deals and tips

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

Fastest flight time

12h 00m

Direct flights

None
The fastest flight from Lisbon to Washington, D.C. Reagan-National Airport takes 12h 00m
There are no direct flights from Lisbon to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Lisbon to Washington, D.C. Reagan-National Airport.
Search flight deals

  • How far is Lisbon Humberto Delgado to Washington, D.C. Reagan-National by plane?

    Lisbon Humberto Delgado and Washington, D.C. Reagan-National are 3563.6 mi apart from one another. Typically, this will take 12h 00m by plane in normal conditions.

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

    Prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C. Reagan-National Airport were last updated today.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, 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. Reagan-National Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Reagan-National Airport?

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Linthicum Heights
Springfield
Bethesda
Fairfax
College Park

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to Washington, D.C.?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington, D.C. from Lisbon.

Can I find flights from Lisbon to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Lisbon which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Lisbon.

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

Price alerts on flights to Washington, D.C. from Lisbon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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