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$386+ 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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIS
May 26 — Jun 21
Tue 5/26
Tue 6/2
1 adult, Economy
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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 April 26, 2026.

This Mytrip deal was found by Cheapflights users on 4/21. 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 6/26:59 am
DCA
-
LIS
3 stops32h 46m
Multiple Airlines
Wed 6/1010:15 pm
LIS
-
DCA
3 stops24h 58m
Multiple Airlines
Deal found 4/21$820
This Scandinavian Airlines deal was found by Cheapflights users on 4/21. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/101:30 pm
DCA
-
LIS
2 stops21h 35m
Scandinavian Airlines
Wed 11/187:05 am
LIS
-
DCA
2 stops20h 59m
Scandinavian Airlines
Deal found 4/21$860
This Mytrip deal was found by Cheapflights users on 4/21. 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 6/112:45 pm
DCA
-
LIS
3 stops25h 10m
Multiple Airlines
Sun 6/711:35 am
LIS
-
DCA
2 stops27h 44m
Multiple Airlines
Deal found 4/21$861
This Mytrip deal was found by Cheapflights users on 4/24. 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 6/16:55 pm
DCA
-
LIS
2 stops19h 00m
Multiple Airlines
Mon 6/88:15 am
LIS
-
DCA
2 stops29h 38m
Multiple Airlines
Deal found 4/24$862
This Mytrip deal was found by Cheapflights users on 4/21. 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.
Sun 5/106:00 am
DCA
-
LIS
3 stops34h 35m
Multiple Airlines
Tue 5/196:15 am
LIS
-
DCA
2 stops18h 43m
Multiple Airlines
Deal found 4/21$863
This Mytrip deal was found by Cheapflights users on 4/23. 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.
Sun 6/76:00 am
DCA
-
LIS
2 stops24h 05m
Air Canada
Sat 6/1311:25 am
LIS
-
DCA
3 stops29h 36m
Air Canada
Deal found 4/23$864
This Mytrip deal was found by Cheapflights users on 4/21. 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 6/36:00 am
DCA
-
LIS
2 stops22h 35m
Multiple Airlines
Tue 6/98:15 am
LIS
-
DCA
3 stops32h 46m
Multiple Airlines
Deal found 4/21$867
This Mytrip deal was found by Cheapflights users on 4/26. 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 5/266:55 pm
DCA
-
LIS
2 stops30h 35m
Multiple Airlines
Tue 6/211:35 am
LIS
-
DCA
2 stops15h 20m
Multiple Airlines
Deal found 4/26$868
This Mytrip deal was found by Cheapflights users on 4/23. 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 6/16:00 am
DCA
-
LIS
3 stops31h 55m
Multiple Airlines
Tue 6/98:15 am
LIS
-
DCA
2 stops16h 43m
Multiple Airlines
Deal found 4/23$870

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 April 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$817
(Mytrip)

One-way from

$386
(Mytrip)

Popular in

July

Cheapest in

November

Average price

$871
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. 18% potential increase in price ($279 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($60 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 April 26, 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

Thu 8/13

6:23 pm-11:25 pm

2 stops48h 02m

Lisbon Humberto Delgado

Tue 9/1

6:35 am-11:33 pm

2 stops21h 58m

$1,697

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 7/5

3:15 pm-10:45 am

1 stop14h 30m

Lisbon Humberto Delgado

Mon 7/13

12:45 pm-10:03 pm

1 stop14h 18m

$1,702

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 7/5

7:24 pm-11:25 pm

2 stops47h 01m

Lisbon Humberto Delgado

Thu 7/16

6:35 am-11:22 pm

2 stops21h 47m

$1,877

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 7/6

7:24 pm-11:25 pm

2 stops47h 01m

Lisbon Humberto Delgado

Thu 7/23

6:35 am-11:22 pm

2 stops21h 47m

$1,878

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 5/13

5:22 pm-9:05 am

1 stop10h 43m

Lisbon Humberto Delgado

Wed 6/17

8:55 am-8:00 pm

2 stops16h 05m

$1,956

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Thu 5/14

1:45 pm-9:05 am

1 stop14h 20m

Lisbon Humberto Delgado

Mon 5/25

11:05 am-5:00 pm

1 stop10h 55m

$2,338

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 5/17

1:45 pm-9:05 am

1 stop14h 20m

Lisbon Humberto Delgado

Sat 5/23

11:05 am-4:59 pm

1 stop10h 54m

$2,477

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 5/18

3:00 pm-10:45 am

1 stop14h 45m

Lisbon Humberto Delgado

Tue 6/2

12:45 pm-10:03 pm

1 stop14h 18m

$2,576

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Fri 6/12

2:20 pm-5:40 am

1 stop10h 20m

Lisbon Humberto Delgado

Tue 6/23

12:00 pm-7:59 pm

1 stop12h 59m

$3,079

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 8/15

3:30 pm-10:45 am

1 stop14h 15m

Lisbon Humberto Delgado

Tue 9/1

10:00 am-11:12 pm

1 stop18h 12m

$4,511

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 24 resultsSorted by cheapest first
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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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Reagan-National Airport-Lisbon flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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?

    Finnair and KLM can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 14h 30m. Your travel time can differ by up to 33h 32m. The distance from Washington, D.C. Reagan-National Airport to Lisbon is about 3562 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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
Costa da Caparica
Torres Vedras
Nazaré
Colares
Sesimbra

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