HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Lisbon

$480+ Cheap flights from Reagan-National (DCA) to Lisbon (LIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIS
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Reagan-National to Lisbon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Lisbon

Cheapest flights from Reagan-National to Lisbon
Explore the most affordable flight options available from Reagan-National to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.

This British Airways deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:50 pm
DCA
-
LIS
1 stop11h 15m
Multiple Airlines
Thu 11/196:30 am
LIS
-
DCA
2 stops16h 11m
Multiple Airlines
Deal found 6/8$1,031
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/236:00 am
DCA
-
LIS
3 stops34h 45m
Multiple Airlines
Fri 6/2611:35 am
LIS
-
DCA
3 stops29h 25m
Multiple Airlines
Deal found 6/9$1,032
This CheapOair deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/15:15 pm
DCA
-
LIS
2 stops13h 35m
Multiple Airlines
Sun 11/152:05 pm
LIS
-
DCA
2 stops23h 00m
Multiple Airlines
Deal found 6/10$1,035
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:00 am
DCA
-
LIS
2 stops14h 30m
Multiple Airlines
Sun 8/96:10 am
LIS
-
DCA
2 stops20h 38m
Multiple Airlines
Deal found 6/9$1,036
This Mytrip deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/186:00 am
DCA
-
LIS
3 stops33h 55m
Multiple Airlines
Wed 7/225:40 pm
LIS
-
DCA
1 stop20h 12m
Multiple Airlines
Deal found 6/9$1,037
This Mytrip deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2011:00 am
DCA
-
LIS
1 stop17h 35m
Multiple Airlines
Mon 7/276:15 am
LIS
-
DCA
2 stops18h 42m
Multiple Airlines
Deal found 6/8$1,038
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:20 pm
DCA
-
LIS
1 stop12h 00m
Air Canada
Mon 8/3111:25 am
LIS
-
DCA
1 stop15h 23m
Air Canada
Deal found 6/11$1,039
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/76:00 am
DCA
-
LIS
1 stop19h 30m
Multiple Airlines
Sun 7/1211:35 am
LIS
-
DCA
3 stops29h 25m
Multiple Airlines
Deal found 6/10$1,040
This Mytrip deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/239:40 am
DCA
-
LIS
3 stops31h 05m
Multiple Airlines
Tue 7/77:00 am
LIS
-
DCA
3 stops32h 18m
Multiple Airlines
Deal found 6/10$1,041
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/216:55 pm
DCA
-
LIS
2 stops21h 50m
Multiple Airlines
Thu 7/306:10 am
LIS
-
DCA
2 stops17h 02m
Multiple Airlines
Deal found 6/11$1,042

Find flight deals from Reagan-National to Lisbon

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) to Lisbon (LIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2026.

Most accurate provider

Ovago
3 stars

Most trusted provider

Ovago
3 stars

Round-trip from

$1,031
(British Airways)

One-way from

$480
(Mytrip)

Popular in

August

Cheapest in

November

Average price

$1,636
Provider with most accurate pricing for Washington, D.C. Reagan-National-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-Lisbon Humberto Delgado flights.
Search Deals
From Washington, D.C. Reagan-National to Lisbon Humberto Delgado
Search Deals
One-way flight from Washington, D.C. Reagan-National to Lisbon Humberto Delgado
Search Deals
Highest demand for flights based on searches. 27% potential increase in price ($424 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($74 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Lisbon 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 7/15

10:05 am-10:45 am

1 stop19h 40m

Lisbon Humberto Delgado

Thu 7/23

11:55 am-10:59 pm

2 stops16h 04m

$1,240

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 7/14

11:00 am-8:50 am

2 stops16h 50m

Lisbon Humberto Delgado

Tue 8/4

5:00 am-4:59 pm

2 stops16h 59m

$1,243

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 7/22

12:55 pm-8:50 am

2 stops14h 55m

Lisbon Humberto Delgado

Wed 7/29

5:00 am-5:49 pm

2 stops17h 49m

$1,244
Quickest round-trip

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 7/20

5:00 pm-8:00 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 7/28

12:45 pm-7:56 pm

1 stop12h 11m

$1,251

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 7/25

4:56 pm-2:55 pm

2 stops16h 59m

Lisbon Humberto Delgado

Fri 8/14

11:55 am-11:48 pm

2 stops16h 53m

$1,304

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Fri 7/10

3:10 pm-8:20 am

1 stop12h 10m

Lisbon Humberto Delgado

Sun 7/19

1:00 pm-10:31 pm

1 stop14h 31m

$1,487

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 9/6

5:39 pm-9:05 am

1 stop10h 26m

Lisbon Humberto Delgado

Sat 9/19

7:10 am-7:00 pm

2 stops16h 50m

$1,733

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 7/15

5:18 pm-9:05 am

1 stop10h 47m

Lisbon Humberto Delgado

Sun 7/19

7:20 am-6:58 pm

2 stops16h 38m

$2,000

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 7/11

5:45 pm-10:45 am

1 stop12h 00m

Lisbon Humberto Delgado

Wed 7/15

12:45 pm-10:03 pm

1 stop14h 18m

$2,541

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 9/1

1:25 pm-3:35 pm

2 stops21h 10m

Lisbon Humberto Delgado

Thu 9/10

5:05 am-7:20 pm

2 stops19h 15m

$4,580

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Reagan-National to Lisbon

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Reagan-National to Lisbon in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Lisbon flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Washington, D.C. Reagan-National Airport-Lisbon flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-Lisbon flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-Lisbon flights, Cheapflights users trust Ovago the most. Ovago has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Reagan-National Airport-Lisbon flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Reagan-National to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from Reagan-National with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Lisbon

How much does it cost to fly round-trip from Washington, D.C. Reagan-National Airport to Lisbon?

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Lisbon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Lisbon from Washington, D.C. Reagan-National?

    Lisbon Humberto Delgado (LIS), located 4.2 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. Reagan-National to Lisbon. 0 airlines have flights to Humberto Delgado from Washington, D.C. Reagan-National on a regular basis. Booking flights from Washington, D.C. Reagan-National to Lisbon Humberto Delgado should not be difficult; the airport handles an average of 0 inbound flights from Washington, D.C. Reagan-National per day.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Lisbon?

    Delta can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 19h 40m. Your travel time can differ by up to . The distance from Washington, D.C. Reagan-National Airport to Lisbon is about 3562 mi.

  • Can I find deals for flights from Reagan-National to Lisbon that include hotel bookings?

    Yes. In addition to deals on Reagan-National to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Lisbon.

  • Can I find deals for business class flights from Reagan-National to Lisbon?

    Yes. Cheapflights offers flight deals from Reagan-National to Lisbon by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Fátima
Ericeira
Oeiras
Beja
Torres Vedras
Nazaré
Colares
Sesimbra

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Lisbon flights
Baltimore to Lisbon flights
Dulles Intl to Porto flights
Dulles Intl to Funchal flights
Baltimore to Lajes flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.