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Reagan-National

$377+ Cheap flights from Lisbon (LIS) to Reagan-National (DCA)

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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — DCA
oct. 29 — nov. 51
mié. 10/29
mié. 11/5
1 adult, Economy
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Cheap flight deals from Lisbon to Reagan-National

Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Reagan-National (DCA). 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 septiembre 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$528
(Finnair)

One-way from

$377
(Finnair)

Popular in

July

Cheapest in

September

Average price

$543
Provider with most accurate pricing for Lisbon Humberto Delgado-Washington, D.C. Reagan-National flight deals.
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Provider most trusted by Cheapflights users for Lisbon Humberto Delgado-Washington, D.C. Reagan-National flights.
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From Lisbon Humberto Delgado to Washington, D.C. Reagan-National
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One-way flight from Lisbon Humberto Delgado to Washington, D.C. Reagan-National
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Highest demand for flights based on searches. 13% potential increase in price ($101 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Lisbon to Reagan-National

Cheapest flights from Lisbon to Reagan-National
Explore the most affordable flight options available from Lisbon to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 29, 2025.

This Finnair deal was found by Cheapflights users on 9/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/316:30 amLIS - DCA
2 stops20h 27mMultiple Airlines
mié. 11/51:44 pmDCA - LIS
1 stop14h 11mMultiple Airlines
Deal found 9/27$528
This Finnair deal was found by Cheapflights users on 9/27. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/610:55 amLIS - DCA
1 stop15h 03mMultiple Airlines
mié. 11/194:51 pmDCA - LIS
1 stop11h 04mMultiple Airlines
Deal found 9/27$530
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/611:25 amLIS - DCA
2 stops16h 37mDelta
sáb. 12/62:00 pmDCA - LIS
2 stops16h 20mDelta
Deal found 9/29$532
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/85:00 amLIS - DCA
2 stops19h 40mDelta
sáb. 11/155:03 pmDCA - LIS
1 stop10h 57mDelta
Deal found 9/27$535
This Delta deal was found by Cheapflights users on 9/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/1612:10 pmLIS - DCA
2 stops16h 42mDelta
lun. 10/204:50 pmDCA - LIS
1 stop12h 55mDelta
Deal found 9/27$539
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/145:40 amLIS - DCA
2 stops18h 19mDelta
mar. 10/2112:15 pmDCA - LIS
2 stops16h 35mDelta
Deal found 9/29$542
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:30 amLIS - DCA
2 stops19h 51mDelta
mar. 12/1610:30 amDCA - LIS
1 stop16h 30mDelta
Deal found 9/28$544
This American Airlines deal was found by Cheapflights users on 9/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/188:55 amLIS - DCA
2 stops13h 39mAmerican Airlines
jue. 1/81:44 pmDCA - LIS
2 stops14h 21mAmerican Airlines
Deal found 9/27$545
This Delta deal was found by Cheapflights users on 9/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/610:40 amLIS - DCA
1 stop11h 30mDelta
mié. 11/191:15 pmDCA - LIS
2 stops17h 05mDelta
Deal found 9/29$547

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lisbon to Reagan-National 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 septiembre 29, 2025.
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

Lisbon

Fly to

Reagan-National

Route

Depart

Return

Price

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

vie. 10/31

6:30 am-10:57 pm

2 stops20h 27m

Washington, D.C. Reagan-National

mié. 11/5

1:44 pm-8:55 am

1 stop14h 11m

$528

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

jue. 11/6

10:55 am-8:58 pm

1 stop15h 03m

Washington, D.C. Reagan-National

mié. 11/19

4:51 pm-8:55 am

1 stop11h 04m

$530

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

mié. 1/14

11:15 am-7:59 pm

1 stop13h 44m

Washington, D.C. Reagan-National

mié. 1/21

3:59 pm-9:05 am

1 stop12h 06m

$530

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

mar. 12/2

11:05 am-8:58 pm

1 stop14h 53m

Washington, D.C. Reagan-National

lun. 12/8

4:49 pm-9:05 am

1 stop11h 16m

$530

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

vie. 12/5

11:05 am-8:58 pm

1 stop14h 53m

Washington, D.C. Reagan-National

lun. 12/8

1:44 pm-9:05 am

1 stop14h 21m

$530

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

vie. 12/19

11:05 am-8:13 pm

1 stop14h 08m

Washington, D.C. Reagan-National

lun. 12/29

1:44 pm-9:05 am

1 stop14h 21m

$530

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

vie. 11/21

11:25 am-10:56 pm

2 stops16h 31m

Washington, D.C. Reagan-National

sáb. 1/10

5:00 pm-3:10 pm

2 stops17h 10m

$531

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

lun. 2/9

11:25 am-11:08 pm

2 stops16h 43m

Washington, D.C. Reagan-National

mar. 2/24

2:30 pm-11:20 am

2 stops15h 50m

$531

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

mié. 1/14

5:00 am-6:06 pm

2 stops18h 06m

Washington, D.C. Reagan-National

mié. 1/21

5:00 pm-3:10 pm

2 stops17h 10m

$531

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

jue. 11/6

10:55 am-8:58 pm

1 stop15h 03m

Washington, D.C. Reagan-National

sáb. 12/6

4:49 pm-9:05 am

1 stop11h 16m

$531

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

Showing 1-10 of 19 results
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Compare providers for flights from Lisbon to Reagan-National

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 Lisbon to Reagan-National in September.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice 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 Lisbon-Washington, D.C. Reagan-National Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Lisbon-Washington, D.C. Reagan-National Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Lisbon-Washington, D.C. Reagan-National Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Lisbon-Washington, D.C. Reagan-National Airport 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 Lisbon-Washington, D.C. Reagan-National Airport 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 Lisbon to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Lisbon 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.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Reagan-National. 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 from for flights from Lisbon to Washington, D.C. Reagan-National?

    If you book a flight to Washington, D.C. Reagan-National from Lisbon, you will be flying from Humberto Delgado, which is the city’s only airport. Lisbon Humberto Delgado (LIS) is located 4.2 mi from the center of Lisbon. There are 0 flights from Humberto Delgado to Washington, D.C. Reagan-National per day from 0 different airlines.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Lisbon to Washington, D.C. Reagan-National Airport?

    Currently, February is the cheapest month in which you can book a flight from Lisbon to Washington, D.C. Reagan-National Airport (average of $278). Flying from Lisbon to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Washington, D.C. Reagan-National Airport?

Book flights to Washington, D.C. Reagan-National Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Fairfax
Linthicum Heights
Falls Church
Owings Mills
Laurel
Manassas
Hanover
Oxon Hill
Towson
National Harbor
Dundalk
Waldorf

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