What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Lisbon?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Lisbon flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Washington, D.C. Reagan-National Airport to Lisbon?

When booking a flight from Washington, D.C. Reagan-National Airport to Lisbon, you may want to consider flying on British Airways, Delta or Lufthansa as they are the most popular for this route.

What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Lisbon?

Travelers have found that booking a Sunday departure is the best way to save up to 39% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Lisbon?

Find a great deal and save up to 63% by booking at least 45 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. Reagan-National Airport to Lisbon within the next two weeks, with the cheapest ticket starting at $774.

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

Our data shows that February tends to be the cheapest month to fly to Lisbon from Washington, D.C. Reagan-National Airport. Users have commonly found prices around $902 for the month, but tickets can be as low as $349. Due to multiple factors, prepare for potentially higher prices in December.

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. 5 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.

$366+ Flights from Washington, D.C. Reagan-National Airport to Lisbon

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Reagan-National to Lisbon with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Reagan-National to Lisbon

Round-trip from	$526 (Ovago)
One-way from	$373 (Mytrip)
Popular in	September
Cheapest in	January
Average price	$1,541

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. 21% potential increase in price ($302 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($91 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in June 2025

Search Deals

Find 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 June 12, 2025.

Sat 11/110:12 pmDCA - LIS

1 stop30h 43mBritish Airways

Wed 11/126:30 amLIS - DCA

2 stops17h 45mBritish Airways

Deal found 6/10

$526

Mon 10/66:00 amDCA - LIS

2 stops35h 40mMultiple Airlines

Mon 10/1310:00 pmLIS - DCA

2 stops28h 51mMultiple Airlines

Deal found 6/11

$563

Fri 11/71:44 pmDCA - LIS

2 stops12h 56mAmerican Airlines

Thu 11/136:30 amLIS - DCA

2 stops14h 55mAmerican Airlines

Deal found 6/10

$606

Tue 9/301:23 pmDCA - LIS

2 stops13h 22mIberia

Thu 11/206:30 amLIS - DCA

2 stops14h 55mIberia

Deal found 6/9

$644

Tue 12/21:30 pmDCA - LIS

2 stops21h 35mScandinavian Airlines

Mon 12/84:55 pmLIS - DCA

2 stops34h 24mScandinavian Airlines

Deal found 6/12

$659

Sun 11/233:00 pmDCA - LIS

1 stop12h 10mUnited Airlines

Tue 12/211:00 amLIS - DCA

2 stops29h 53mUnited Airlines

Deal found 6/10

$681

Tue 11/254:00 pmDCA - LIS

1 stop12h 20mAir Canada

Thu 12/411:00 amLIS - DCA

1 stop15h 00mAir Canada

Deal found 6/10

$689

Sun 11/25:00 pmDCA - LIS

1 stop11h 00mDelta

Wed 11/1211:15 amLIS - DCA

1 stop15h 38mDelta

Deal found 6/10

$704

Wed 10/2212:59 pmDCA - LIS

2 stops14h 01mVirgin Atlantic

Tue 10/2810:00 amLIS - DCA

2 stops15h 14mVirgin Atlantic

Deal found 6/12

$738

Sun 11/25:58 pmDCA - LIS

2 stops37h 12mFinnair

Wed 11/126:30 amLIS - DCA

2 stops21h 03mFinnair

Deal found 6/10

$742

Sat 10/2511:00 amDCA - LIS

1 stop17h 00mKLM

Tue 11/410:00 amLIS - DCA

1 stop13h 05mKLM

Deal found 6/10

$750

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 June 12, 2025.

Sat 11/110:12 pmDCA - LIS

1 stop30h 43mBritish Airways

Wed 11/126:30 amLIS - DCA

2 stops17h 45mBritish Airways

Deal found 6/10

$526

Mon 10/66:00 amDCA - LIS

2 stops35h 40mMultiple Airlines

Mon 10/1310:00 pmLIS - DCA

2 stops28h 51mMultiple Airlines

Deal found 6/11

$563

Fri 11/71:44 pmDCA - LIS

2 stops12h 56mAmerican Airlines

Thu 11/136:30 amLIS - DCA

2 stops14h 55mAmerican Airlines

Deal found 6/10

$606

Tue 9/301:23 pmDCA - LIS

2 stops13h 22mIberia

Thu 11/206:30 amLIS - DCA

2 stops14h 55mIberia

Deal found 6/9

$644

Tue 12/21:30 pmDCA - LIS

2 stops21h 35mScandinavian Airlines

Mon 12/84:55 pmLIS - DCA

2 stops34h 24mScandinavian Airlines

Deal found 6/12

$659

Sun 11/233:00 pmDCA - LIS

1 stop12h 10mUnited Airlines

Tue 12/211:00 amLIS - DCA

2 stops29h 53mUnited Airlines

Deal found 6/10

$681

Tue 11/254:00 pmDCA - LIS

1 stop12h 20mAir Canada

Thu 12/411:00 amLIS - DCA

1 stop15h 00mAir Canada

Deal found 6/10

$689

Sun 11/25:00 pmDCA - LIS

1 stop11h 00mDelta

Wed 11/1211:15 amLIS - DCA

1 stop15h 38mDelta

Deal found 6/10

$704

Wed 10/2212:59 pmDCA - LIS

2 stops14h 01mVirgin Atlantic

Tue 10/2810:00 amLIS - DCA

2 stops15h 14mVirgin Atlantic

Deal found 6/12

$738

Sun 11/25:58 pmDCA - LIS

2 stops37h 12mFinnair

Wed 11/126:30 amLIS - DCA

2 stops21h 03mFinnair

Deal found 6/10

$742

Sat 10/2511:00 amDCA - LIS

1 stop17h 00mKLM

Tue 11/410:00 amLIS - DCA

1 stop13h 05mKLM

Deal found 6/10

$750

Last-minute flights from Reagan-National to Lisbon
Discover last-minute flight deals from Reagan-National to Lisbon. Data last updated June 12, 2025 and is based on user searches.

Tue 6/176:50 pmDCA - LIS

2 stops33h 30mAir Canada

Fri 6/2712:55 pmLIS - DCA

1 stop24h 57mAir Canada

Deal found 6/10

$1,057

Tue 6/1711:10 amDCA - LIS

1 stop13h 20mTAP AIR PORTUGAL

Wed 6/259:05 amLIS - DCA

2 stops29h 41mTAP AIR PORTUGAL

Deal found 6/12

$1,354

Tue 6/172:35 pmDCA - LIS

1 stop13h 30mBritish Airways

Fri 6/2011:05 amLIS - DCA

1 stop13h 54mBritish Airways

Deal found 6/10

$1,899

Tue 6/1711:10 amDCA - LIS

2 stops17h 10mUnited Airlines

Tue 6/2411:25 amLIS - DCA

2 stops28h 02mUnited Airlines

Deal found 6/10

$1,951

Tue 6/173:27 pmDCA - LIS

2 stops12h 38mAmerican Airlines

Wed 6/2511:05 amLIS - DCA

2 stops13h 05mAmerican Airlines

Deal found 6/12

$1,978

Thu 6/1912:10 pmDCA - LIS

2 stops14h 50mDelta

Tue 6/2410:00 amLIS - DCA

2 stops16h 46mDelta

Deal found 6/11

$2,048

Thu 6/1912:10 pmDCA - LIS

2 stops17h 35mVirgin Atlantic

Sun 7/2012:45 pmLIS - DCA

2 stops15h 50mVirgin Atlantic

Deal found 6/11

$2,118

Fri 6/206:30 amDCA - LIS

2 stops27h 20mLOT

Sat 6/284:15 pmLIS - DCA

2 stops35h 44mLOT

Deal found 6/10

$1,837

Sat 6/218:40 pmDCA - LIS

1 stop31h 55mMultiple Airlines

Wed 6/258:15 amLIS - DCA

2 stops29h 37mMultiple Airlines

Deal found 6/11

$1,026

Sat 6/213:35 pmDCA - LIS

2 stops24h 20mIcelandair

Sun 6/2910:20 pmLIS - DCA

2 stops40h 26mIcelandair

Deal found 6/10

$1,598

Sat 6/217:19 pmDCA - LIS

2 stops47h 06mFinnair

Sun 6/296:35 amLIS - DCA

2 stops21h 32mFinnair

Deal found 6/11

$2,302

Sun 6/221:25 pmDCA - LIS

1 stop16h 20mKLM

Mon 6/3012:45 pmLIS - DCA

1 stop12h 09mKLM

Deal found 6/10

$7,964

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 June 12, 2025.

Sat 7/128:40 pmDCA - LIS

2 stops28h 50mMultiple Airlines

Deal found 6/12

$373

Sun 8/35:05 pmDCA - LIS

2 stops23h 25mIberia

Deal found 6/12

$438

Thu 7/2412:55 pmDCA - LIS

2 stops17h 10mAir Canada

Deal found 6/11

$476

Wed 8/278:00 amDCA - LIS

2 stops32h 20mIcelandair

Deal found 6/12

$507

Sun 7/204:51 pmDCA - LIS

1 stop10h 09mKLM

Deal found 6/10

$578

Sun 7/206:59 pmDCA - LIS

1 stop10h 46mDelta

Deal found 6/10

$583

Wed 7/26:59 amDCA - LIS

1 stop23h 06mUnited Airlines

Deal found 6/11

$585

Wed 9/105:55 pmDCA - LIS

1 stop11h 10mJetBlue

Deal found 6/10

$621

Wed 9/1011:00 amDCA - LIS

2 stops28h 40mScandinavian Airlines

Deal found 6/11

$654

Mon 7/141:44 pmDCA - LIS

1 stop10h 56mTAP AIR PORTUGAL

Deal found 6/12

$668

Thu 7/1010:15 pmDCA - LIS

1 stop29h 50mBritish Airways

Deal found 6/10

$923

Fri 6/206:30 amDCA - LIS

2 stops27h 20mLOT

Deal found 6/10

$1,278

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

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 11/1

10:12 pm-8:55 am

1 stop30h 43m

Lisbon Humberto Delgado

Wed 11/12

6:30 am-7:15 pm

2 stops17h 45m

$526

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 10/6

6:00 am-10:40 pm

2 stops35h 40m

Lisbon Humberto Delgado

Mon 10/13

10:00 pm-9:51 pm

2 stops28h 51m

$563

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Fri 11/7

1:44 pm-7:40 am

2 stops12h 56m

Lisbon Humberto Delgado

Thu 11/13

6:30 am-4:25 pm

2 stops14h 55m

$606

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 9/30

1:23 pm-7:45 am

2 stops13h 22m

Lisbon Humberto Delgado

Thu 11/20

6:30 am-4:25 pm

2 stops14h 55m

$644

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 12/2

1:30 pm-4:05 pm

2 stops21h 35m

Lisbon Humberto Delgado

Mon 12/8

4:55 pm-10:19 pm

2 stops34h 24m

$659

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 11/23

3:00 pm-8:10 am

1 stop12h 10m

Lisbon Humberto Delgado

Tue 12/2

11:00 am-11:53 am

2 stops29h 53m

$681

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 11/25

4:00 pm-9:20 am

1 stop12h 20m

Lisbon Humberto Delgado

Thu 12/4

11:00 am-9:00 pm

1 stop15h 00m

$689

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 11/2

5:00 pm-9:00 am

1 stop11h 00m

Lisbon Humberto Delgado

Wed 11/12

11:15 am-9:53 pm

1 stop15h 38m

$704

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 10/22

12:59 pm-8:00 am

2 stops14h 01m

Lisbon Humberto Delgado

Tue 10/28

10:00 am-9:14 pm

2 stops15h 14m

$738

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 11/2

5:58 pm-12:10 pm

2 stops37h 12m

Lisbon Humberto Delgado

Wed 11/12

6:30 am-10:33 pm

2 stops21h 03m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 23 results

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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Lisbon (average of $612). Flying from Washington, D.C. Reagan-National Airport to Lisbon in June is currently the most expensive (average of $1,136). 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?

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 23% on the cost of your flight, compared to a flight at noon.

Rainfall in Lisbon by month

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.

Temperature in Lisbon by month

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).

Reviews of airlines servicing Lisbon

Get a feel of what it's like to fly with Delta, KLM and LOT from Washington, D.C. to Lisbon by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,358 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

LOT

7.6

Good

1,077 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Finnair

7.6

Good

1,290 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Cathay Pacific

7.6

Good

892 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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. 5 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.
What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Lisbon round-trip?
According to our current data, British Airways ($526), American Airlines ($606), and Iberia ($644) offers the cheapest pricing from Washington, D.C. Reagan-National Airport to Lisbon. British Airways is 53% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Lisbon one-way?
The cheapest airlines for a one-way flight from Washington, D.C. Reagan-National Airport to Lisbon are Iberia ($438), Air Canada ($476), and Icelandair ($507).
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, January is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Lisbon (average of $612). Flying from Washington, D.C. Reagan-National Airport to Lisbon in June is currently the most expensive (average of $1,136). 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

Sintra

Beja

Nazaré

Ericeira

Costa da Caparica

Evora

Torres Vedras

Oeiras

Sesimbra

Fátima

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Reagan-National to Lisbon

Dulles Intl to Lisbon flights

Baltimore to Lisbon flights

Dulles Intl to Porto flights

Reagan-National to Porto flights

Baltimore to Porto flights

Dulles Intl to Ponta Delgada flights

Reagan-National to Ponta Delgada flights

Dulles Intl to Funchal flights

Dulles Intl to Faro flights

Baltimore to Ponta Delgada flights

Reagan-National to Funchal flights

Reagan-National to Faro flights

Baltimore to Faro flights

Baltimore to Funchal flights

Dulles Intl to Porto Santo flights

Dulles Intl to Horta flights

Baltimore to Lajes flights

Dulles Intl to Pico Island flights

Dulles Intl to Lajes flights

Other flights to Lisbon

Other flights from Reagan-National

Reagan-National to Boston flights

Reagan-National to Orlando flights

Reagan-National to LaGuardia flights

Reagan-National to West Palm Beach flights

Reagan-National to Nashville flights

Reagan-National to John F Kennedy Intl flights

Top 5 airlines flying from Reagan-National to Lisbon

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$562	Average$976	FlexibilityNo cancel fee	On-time70%
TAP AIR PORTUGAL	Cheapest$592	Average$1,036	FlexibilityNo cancel fee	On-timeN/A
Delta	Cheapest$601	Average$1,650	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$735	Average$1,436	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$968	Average$968	FlexibilityNo cancel fee	On-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$366+ 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 11/18. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Lisbon

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 June 12, 2025.

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 June 12, 2025.

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.

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.

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?

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 June 12, 2025.

Rainfall in Lisbon by month

Plan your trip to Lisbon by taking into account the average rainfall totals by month.

Temperature in Lisbon by month

Plan your trip to Lisbon by taking into account the average temperature totals by month.

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 June 12, 2025.

Get a feel of what it's like to fly with Delta, KLM and LOT from Washington, D.C. to Lisbon by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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?

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

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Lisbon one-way?

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?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Reagan-National to Lisbon

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

Top 5 airlines flying from Reagan-National to Lisbon

100% Free

Book with Flexibility

Travel Smart

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 June 12, 2025.