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

British Airways and United Airlines can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 14h 26m. Your travel time can differ by up to 16h 49m. 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.

In terms of precipitation, rainfall in Lisbon ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Lisbon when rainfall is around 0.2 in.

If weather is an important factor for your trip to Lisbon, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Lisbon as you normally would.

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.

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.

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.

$313+ Cheap Flights from Washington, D.C. Reagan-National Airport to Lisbon

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Cheap flight deals from Reagan-National to Lisbon

Cheapest

Best

Last-minute

One-way

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 October 26, 2026.

Mon 12/76:59 am -

2 stops22h 41m

Fri 12/1111:20 am -

2 stops16h 18m

Deal found 10/22

$703

Tue 11/1011:05 am -

2 stops18h 10m

Mon 11/165:10 pm -

3 stops33h 49m

Deal found 10/21

$704

Tue 12/19:40 am -

1 stop18h 40m

Tue 12/812:50 pm -

1 stop31h 34m

Deal found 10/24

$708

Fri 11/1311:05 am -

2 stops25h 10m

Tue 11/175:40 pm -

3 stops33h 19m

Deal found 10/22

$709

Wed 11/1111:05 am -

2 stops24h 35m

Mon 11/165:10 pm -

3 stops33h 49m

Deal found 10/21

$714

Wed 12/29:40 am -

1 stop18h 15m

Mon 12/711:20 am -

1 stop16h 18m

Deal found 10/21

$720

Wed 12/26:59 am -

2 stops18h 56m

Wed 12/911:20 am -

1 stop13h 38m

Deal found 10/21

$723

Mon 11/3012:55 pm -

3 stops16h 45m

Sat 12/511:20 am -

1 stop11h 58m

Deal found 10/21

$727

Best flights from Reagan-National to Lisbon
Discover carefully curated flight deals from Reagan-National to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Tue 2/91:39 pm -

1 stop14h 26m

Tue 2/1611:05 am -

1 stop14h 54m

Deal found 10/21

$806

Tue 11/107:55 pm -

1 stop31h 15m

Sun 11/1510:50 am -

1 stop27h 08m

Deal found 10/21

$895

Fri 11/61:20 pm -

2 stops17h 05m

Sun 11/1511:15 am -

1 stop15h 48m

Deal found 10/22

$1,091

Wed 3/241:40 pm -

1 stop15h 25m

Wed 3/3111:05 am -

1 stop11h 24m

Deal found 10/22

$1,080

Thu 3/112:35 pm -

1 stop13h 20m

Thu 3/185:00 am -

2 stops19h 13m

Deal found 10/25

$1,128

Wed 12/239:38 pm -

1 stop30h 27m

Tue 12/2911:05 am -

1 stop15h 55m

Deal found 10/24

$1,088

Tue 12/2210:15 am -

1 stop16h 55m

Thu 12/3110:55 am -

1 stop16h 43m

Deal found 10/25

$1,285

Mon 3/2912:00 pm -

2 stops15h 50m

Mon 4/511:55 am -

2 stops16h 09m

Deal found 10/25

$1,212

Mon 12/217:20 pm -

1 stop31h 50m

Tue 1/511:20 am -

1 stop26h 38m

Deal found 10/25

$1,356

Wed 12/237:20 pm -

1 stop31h 50m

Mon 1/411:20 am -

1 stop26h 38m

Deal found 10/25

$1,398

Last-minute flights from Reagan-National to Lisbon
Discover last-minute flight deals from Reagan-National to Lisbon. Data last updated October 26, 2026 and is based on user searches.

Wed 11/411:05 am -

3 stops21h 25m

Wed 11/116:00 am -

2 stops21h 38m

Deal found 10/21

$742

Thu 11/56:59 am -

2 stops35h 31m

Tue 11/106:05 am -

3 stops35h 14m

Deal found 10/22

$746

Thu 11/56:59 am -

2 stops35h 31m

Wed 11/116:00 am -

3 stops35h 19m

Deal found 10/22

$759

Tue 11/1011:05 am -

2 stops18h 10m

Mon 11/165:10 pm -

3 stops33h 49m

Deal found 10/21

$704

Wed 11/1111:05 am -

2 stops24h 35m

Mon 11/165:10 pm -

3 stops33h 49m

Deal found 10/21

$714

Fri 11/1311:05 am -

2 stops25h 10m

Tue 11/175:40 pm -

3 stops33h 19m

Deal found 10/22

$709

Sun 11/156:00 am -

3 stops22h 20m

Thu 11/196:05 am -

3 stops33h 19m

Deal found 10/22

$744

Thu 11/266:00 am -

3 stops22h 20m

Wed 12/211:20 am -

1 stop16h 18m

Deal found 10/22

$738

Mon 11/3012:55 pm -

3 stops16h 45m

Sat 12/511:20 am -

1 stop11h 58m

Deal found 10/21

$727

One-way flights from Reagan-National to Lisbon
Search for one-way flight options from Reagan-National to Lisbon. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Sat 11/141:00 pm -

2 stops43h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$313

Tue 11/107:00 am -

2 stops49h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$317

Thu 11/126:00 pm -

2 stops35h 15m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$320

Thu 11/196:00 am -

2 stops19h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$365

Wed 3/174:00 pm -

2 stops14h 45m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/25

$386

Sun 1/104:00 pm -

3 stops18h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/25

$398

Thu 11/269:40 am -

1 stop16h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/25

$399

Tue 3/95:16 pm -

2 stops25h 09m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/25

$404

Find flight deals from Reagan-National to Lisbon

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$688 (Booking.com)
One-way from	$313 (Kiwi.com)
Popular in	January
Cheapest in	July
Average price	$1,280

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. 0% potential increase in price ($0 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

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 Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Sat 11/14

1:00 pm-1:00 pm

2 stops43h 00m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$313

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Tue 4/13

1:00 pm-5:20 am

1 stop11h 20m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$582

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Sat 10/31

5:05 pm-7:15 pm

2 stops22h 10m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$623

Quickest round-trip

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Wed 11/18

5:02 pm-8:00 am

1 stop9h 58m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$633

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Mon 11/16

5:15 pm-9:00 am

1 stop10h 45m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$633

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Tue 11/17

11:00 am-9:00 am

2 stops17h 00m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$638

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Thu 11/26

5:02 pm-8:00 am

1 stop9h 58m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$638

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Sat 11/14

7:20 pm-8:00 am

1 stop31h 40m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$651

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Thu 11/19

9:14 am-8:55 am

2 stops18h 41m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$683

Washington, D.C.Lisbon

DCA Washington, D.C. Reagan-National - LIS Lisbon Humberto Delgado

DCALIS

Washington, D.C. Reagan-National

Fri 11/13

5:02 pm-8:00 am

1 stop9h 58m

Lisbon Humberto Delgado

Wed 12/31

12:00 am-6:00 pm

Nonstop0h 00m

$688

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/21

Showing 1-10 of 20 resultsSorted by cheapest first

Compare providers for flights from Reagan-National to Lisbon

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 October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
CheapOair	Price Accuracy3 stars	Trust 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.

DCA-LIS

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

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?
British Airways and United Airlines can get you from Washington, D.C. Reagan-National Airport to Lisbon in just under 14h 26m. Your travel time can differ by up to 16h 49m. 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.

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$313+ Cheap flights from Reagan-National (DCA) to Lisbon (LIS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Lisbon with Cheapflights

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Cheap flight deals from Reagan-National to Lisbon

Cheapest flights from Reagan-National to LisbonExplore 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 October 26, 2026.

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 October 26, 2026.

Best flights from Reagan-National to LisbonDiscover carefully curated flight deals from Reagan-National to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Discover carefully curated flight deals from Reagan-National to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Last-minute flights from Reagan-National to LisbonDiscover last-minute flight deals from Reagan-National to Lisbon. Data last updated October 26, 2026 and is based on user searches.

Discover last-minute flight deals from Reagan-National to Lisbon. Data last updated October 26, 2026 and is based on user searches.

One-way flights from Reagan-National to LisbonSearch for one-way flight options from Reagan-National to Lisbon. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Search for one-way flight options from Reagan-National to Lisbon. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Find flight deals from Reagan-National to Lisbon

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Round-trip from

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Lisbon that are best for you.

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 October.

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.

Related info for your journey

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

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

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

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

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

Traveling to a place near Lisbon?

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Alternative routes for Reagan-National to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Lisbon by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Reagan-National to Lisbon by cabin class

Find flights from Reagan-National to Lisbon, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Lisbon

Explore flights to Lisbon departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.

Reagan-National and Lisbon flights

Browse other Reagan-National and Lisbon flight options. Last updated on October 26, 2026.

Other flights from Reagan-National

Browse through other flights departing from Reagan-National. Flights are based on user searches made on Cheapflights and were last updated on October 26, 2026.

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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 October 26, 2026.

Best flights from Reagan-National to Lisbon
Discover carefully curated flight deals from Reagan-National to Lisbon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.

Last-minute flights from Reagan-National to Lisbon
Discover last-minute flight deals from Reagan-National to Lisbon. Data last updated October 26, 2026 and is based on user searches.

One-way flights from Reagan-National to Lisbon
Search for one-way flight options from Reagan-National to Lisbon. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.