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Lisbon

$293+ 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — LIS
feb. 20 — feb. 271
vie. 2/20
vie. 2/27
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 enero 21, 2026.

This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/1311:00 am
DCA
-
LIS
2 stops30h 05m
Scandinavian Airlines
dom. 4/197:00 am
LIS
-
DCA
2 stops20h 43m
Scandinavian Airlines
Deal found 1/19$579
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1411:00 am
DCA
-
LIS
2 stops30h 05m
Multiple Airlines
dom. 4/197:00 am
LIS
-
DCA
2 stops20h 43m
Multiple Airlines
Deal found 1/20$585
This Mytrip deal was found by Cheapflights users on 1/19. 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.
dom. 1/2511:05 am
DCA
-
LIS
2 stops29h 10m
Multiple Airlines
mar. 2/38:05 pm
LIS
-
DCA
3 stops28h 54m
Multiple Airlines
Deal found 1/19$587
This FlightHub deal was found by Cheapflights users on 1/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/1411:00 am
DCA
-
LIS
2 stops30h 05m
Multiple Airlines
mié. 4/2212:45 pm
LIS
-
DCA
2 stops38h 58m
Multiple Airlines
Deal found 1/21$591
This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 4/72:00 pm
DCA
-
LIS
2 stops20h 35m
Scandinavian Airlines
mar. 4/1412:45 pm
LIS
-
DCA
2 stops38h 58m
Scandinavian Airlines
Deal found 1/19$595
This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/911:00 am
DCA
-
LIS
2 stops30h 30m
Scandinavian Airlines
lun. 3/165:20 pm
LIS
-
DCA
2 stops33h 16m
Scandinavian Airlines
Deal found 1/19$600
This Gurufare deal was found by Cheapflights users on 1/20. 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.
lun. 4/2711:00 am
DCA
-
LIS
2 stops30h 05m
Scandinavian Airlines
sáb. 5/97:00 am
LIS
-
DCA
2 stops21h 12m
Scandinavian Airlines
Deal found 1/20$605
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/611:00 am
DCA
-
LIS
2 stops30h 05m
Scandinavian Airlines
mar. 4/1412:45 pm
LIS
-
DCA
2 stops38h 58m
Scandinavian Airlines
Deal found 1/20$609
This FlightHub deal was found by Cheapflights users on 1/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/911:00 am
DCA
-
LIS
2 stops30h 30m
Scandinavian Airlines
dom. 3/226:00 pm
LIS
-
DCA
2 stops32h 36m
Scandinavian Airlines
Deal found 1/19$610
This Mytrip deal was found by Cheapflights users on 1/20. 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.
dom. 4/1911:05 am
DCA
-
LIS
2 stops26h 40m
Multiple Airlines
sáb. 4/2510:00 pm
LIS
-
DCA
3 stops28h 53m
Multiple Airlines
Deal found 1/20$612
This KAYAK deal was found by Cheapflights users on 1/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 4/116:13 am
DCA
-
LIS
2 stops34h 52m
Scandinavian Airlines
jue. 4/237:00 am
LIS
-
DCA
2 stops20h 43m
Scandinavian Airlines
Deal found 1/20$613
This CheapOair deal was found by Cheapflights users on 1/19. 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.
mar. 4/2111:00 am
DCA
-
LIS
2 stops30h 05m
Multiple Airlines
jue. 4/307:00 am
LIS
-
DCA
2 stops20h 43m
Multiple Airlines
Deal found 1/19$614

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 enero 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$579
(FlightHub)

One-way from

$293
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$1,101
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. 5% potential increase in price ($60 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 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 enero 21, 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

Reagan-National

Fly to

Lisbon

Route

Depart

Return

Price

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 4/13

11:00 am-10:05 pm

2 stops30h 05m

Lisbon Humberto Delgado

lun. 4/27

7:00 am-10:43 pm

2 stops20h 43m

$613

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 4/6

2:00 pm-8:40 pm

2 stops25h 40m

Lisbon Humberto Delgado

lun. 4/13

7:00 am-10:43 pm

2 stops20h 43m

$717

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

6:00 pm-7:56 pm

2 stops30h 56m

$772

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

mar. 4/14

3:05 pm-8:20 am

1 stop12h 15m

Lisbon Humberto Delgado

mar. 4/21

11:25 am-5:04 pm

2 stops34h 39m

$786

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

sáb. 4/4

2:00 pm-4:05 pm

2 stops21h 05m

Lisbon Humberto Delgado

sáb. 4/11

7:00 am-10:36 pm

2 stops20h 36m

$787

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

dom. 4/12

6:00 pm-8:20 am

1 stop9h 20m

Lisbon Humberto Delgado

mar. 4/28

11:25 am-9:53 pm

1 stop15h 28m

$799

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 4/13

4:30 pm-8:20 am

1 stop10h 50m

Lisbon Humberto Delgado

vie. 4/24

11:25 am-9:53 pm

1 stop15h 28m

$799

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

mar. 4/7

6:00 pm-8:20 am

1 stop9h 20m

Lisbon Humberto Delgado

mar. 4/14

11:25 am-9:53 pm

1 stop15h 28m

$799

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

lun. 4/20

3:05 pm-8:20 am

1 stop12h 15m

Lisbon Humberto Delgado

mié. 4/29

11:25 am-9:53 pm

1 stop15h 28m

$799

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

mié. 4/8

3:05 pm-8:20 am

1 stop12h 15m

Lisbon Humberto Delgado

mié. 4/15

11:25 am-9:53 pm

1 stop15h 28m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 20 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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 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 Expedia the most. Expedia 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.

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 enero 21, 2026.
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
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,191 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
TAP AIR PORTUGAL
7.1
Good
2,124 reviews
United Airlines
7.4
Good
9,191 reviews

Boarding

7.7

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 and United Airlines can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 12h 15m. Your travel time can differ by up to 17h 50m. 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.

  • 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 ($506), and United Airlines ($759) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Lisbon. TAP AIR PORTUGAL is 50% 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
Beja
Costa da Caparica
Torres Vedras
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 enero 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$506Average$948FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$759Average$1,301FlexibilityNo cancel feeOn-time69%

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