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$317+ 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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIS
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This oojo deal was found by Cheapflights users on 12/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/308:10 pmDCA - LIS
1 stop10h 30mTAP AIR PORTUGAL
vie. 1/910:00 amLIS - DCA
2 stops27h 32mTAP AIR PORTUGAL
Deal found 12/11$1,123
This Mytrip deal was found by Cheapflights users on 12/9. 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.
mar. 12/164:10 pmDCA - LIS
2 stops22h 00mMultiple Airlines
lun. 12/229:25 amLIS - DCA
2 stops28h 30mMultiple Airlines
Deal found 12/9$1,140
This oojo deal was found by Cheapflights users on 12/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/3110:10 amDCA - LIS
1 stop14h 15mTAP AIR PORTUGAL
sáb. 1/1010:55 amLIS - DCA
2 stops26h 37mTAP AIR PORTUGAL
Deal found 12/10$1,143
This CheapOair deal was found by Cheapflights users on 12/10. 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.
jue. 12/1111:00 amDCA - LIS
1 stop17h 35mMultiple Airlines
mié. 12/1711:35 amLIS - DCA
2 stops16h 24mMultiple Airlines
Deal found 12/10$1,162
This Mytrip deal was found by Cheapflights users on 12/10. 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.
sáb. 12/276:50 pmDCA - LIS
2 stops21h 25mMultiple Airlines
mié. 1/77:50 pmLIS - DCA
3 stops27h 15mMultiple Airlines
Deal found 12/10$1,165
This Gurufare deal was found by Cheapflights users on 12/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:00 amDCA - LIS
2 stops44h 55mScandinavian Airlines
sáb. 1/176:55 pmLIS - DCA
2 stops32h 53mScandinavian Airlines
Deal found 12/11$1,177
This Mytrip deal was found by Cheapflights users on 12/11. 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.
vie. 12/126:00 amDCA - LIS
3 stops33h 05mMultiple Airlines
mié. 12/1710:00 amLIS - DCA
2 stops29h 21mMultiple Airlines
Deal found 12/11$1,189
This Scandinavian Airlines deal was found by Cheapflights users on 12/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/317:00 amDCA - LIS
2 stops33h 35mScandinavian Airlines
sáb. 1/107:05 amLIS - DCA
2 stops17h 47mScandinavian Airlines
Deal found 12/11$1,256

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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$609
(CheapOair)

One-way from

$317
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,301
Provider with most accurate pricing for Washington, D.C. Reagan-National-Lisbon Humberto Delgado flight deals.
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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. 6% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 12, 2025.
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

Reagan-National

Fly to

Lisbon

Route

Depart

Return

Price

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

dom. 2/15

10:25 am-3:40 pm

2 stops24h 15m

Lisbon Humberto Delgado

lun. 2/23

6:45 am-7:56 pm

2 stops18h 11m

$626

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

dom. 2/15

11:06 am-3:40 pm

2 stops23h 34m

Lisbon Humberto Delgado

lun. 2/23

6:45 am-10:08 pm

2 stops20h 23m

$676

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 1/26

4:15 pm-12:35 pm

2 stops15h 20m

Lisbon Humberto Delgado

lun. 2/2

7:40 am-9:58 pm

2 stops19h 18m

$724

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 3/2

12:05 pm-9:30 pm

2 stops28h 25m

Lisbon Humberto Delgado

dom. 3/8

6:00 pm-10:36 pm

2 stops32h 36m

$741

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

dom. 2/22

11:06 am-3:40 pm

2 stops23h 34m

Lisbon Humberto Delgado

dom. 3/1

7:00 pm-7:56 pm

2 stops29h 56m

$781

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

mar. 3/3

3:10 pm-8:10 am

1 stop12h 00m

Lisbon Humberto Delgado

jue. 3/12

5:00 am-10:35 pm

2 stops21h 35m

$789

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

mar. 3/24

5:05 pm-9:00 am

1 stop11h 55m

Lisbon Humberto Delgado

jue. 4/2

5:00 am-5:49 pm

2 stops17h 49m

$794

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

dom. 2/15

6:00 pm-8:10 am

1 stop9h 10m

Lisbon Humberto Delgado

lun. 2/23

11:20 am-10:35 pm

1 stop16h 15m

$851

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 2/2

4:15 pm-8:10 am

1 stop10h 55m

Lisbon Humberto Delgado

lun. 2/16

11:20 am-6:05 pm

1 stop11h 45m

$851

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

vie. 3/6

1:44 pm-8:50 am

1 stop14h 06m

Lisbon Humberto Delgado

jue. 3/26

10:55 am-8:48 pm

1 stop13h 53m

$855

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 22 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-Lisbon flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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

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

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Lisbon (average of $535). Flying from Washington, D.C. Reagan-National Airport to Lisbon in June is currently the most expensive (average of $1,303). 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.

What is the cheapest time of day to fly from DCA to LIS?

Find hourly flight availability from Reagan-National to Lisbon. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

It’s optimal to fly from Washington, D.C. Reagan-National Airport to Lisbon in the evening. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Lisbon

Get insights into the airlines that provide service to Lisbon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Lisbon. Reviews last updated diciembre 12, 2025.
Get a feel of what it's like to fly with United Airlines and TAP AIR PORTUGAL from Washington, D.C. Reagan-National Airport to Lisbon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
TAP AIR PORTUGAL
7.1
Good
2,089 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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. 2 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?

    Scandinavian Airlines can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 23h 34m. Your travel time can differ by up to . The distance from Washington, D.C. Reagan-National Airport to Lisbon is about 3562 mi.

  • What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Lisbon round-trip?

    According to our current data, TAP AIR PORTUGAL ($592), and United Airlines ($759) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Lisbon. TAP AIR PORTUGAL is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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.

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

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Lisbon (average of $535). Flying from Washington, D.C. Reagan-National Airport to Lisbon in June is currently the most expensive (average of $1,303). 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 Lisbon?

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

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Top 2 airlines flying from Reagan-National to Lisbon

Discover the top 2 airlines that operate flights from Reagan-National to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$592Average$948FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$759Average$1,301FlexibilityNo cancel feeOn-time69%

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