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Cheap flights from Washington, D.C. Reagan-National Airport to Lisbon from $310

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Reagan-National Airport to Lisbon departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Lisbon

Cheap round-trip flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
11:00 am - 8:55 am
DCA
-
LIS
41h 55m2 stops
Scandinavian Airlines Logo
5:20 pm - 10:36 pm
LIS
-
DCA
33h 16m2 stops
$610Scandinavian Airlines
Wed, Mar 18 - Mon, Mar 23
Multiple Airlines Logo
6:05 am - 10:05 pm
DCA
-
LIS
35h 00m2 stops
Multiple Airlines Logo
7:00 am - 11:12 pm
LIS
-
DCA
21h 12m2 stops
$613Multiple Airlines
Thu, Apr 23 - Mon, Apr 27
Multiple Airlines Logo
2:25 pm - 9:30 pm
DCA
-
LIS
27h 05m2 stops
Multiple Airlines Logo
6:00 pm - 10:36 pm
LIS
-
DCA
32h 36m2 stops
$615Multiple Airlines
Mon, Mar 9 - Sun, Mar 15
Multiple Airlines Logo
11:00 am - 9:35 pm
DCA
-
LIS
30h 35m2 stops
Multiple Airlines Logo
6:00 pm - 10:36 pm
LIS
-
DCA
32h 36m2 stops
$622Multiple Airlines
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
2:25 pm - 3:35 pm
DCA
-
LIS
20h 10m2 stops
Multiple Airlines Logo
7:00 am - 11:12 pm
LIS
-
DCA
21h 12m2 stops
$630Multiple Airlines
Mon, Apr 6 - Mon, Apr 20
Multiple Airlines Logo
12:00 pm - 4:05 pm
DCA
-
LIS
23h 05m2 stops
Multiple Airlines Logo
6:55 am - 10:12 pm
LIS
-
DCA
20h 17m2 stops
$632Multiple Airlines
Sat, Feb 7 - Fri, Feb 20
Multiple Airlines Logo
10:25 am - 3:40 pm
DCA
-
LIS
24h 15m2 stops
Multiple Airlines Logo
4:55 pm - 10:48 pm
LIS
-
DCA
34h 53m2 stops
$635Multiple Airlines
Sun, Jan 25 - Mon, Feb 2
Multiple Airlines Logo
11:10 am - 8:55 am
DCA
-
LIS
40h 45m2 stops
Multiple Airlines Logo
6:55 am - 10:11 pm
LIS
-
DCA
20h 16m2 stops
$636Multiple Airlines
Fri, Jan 30 - Fri, Feb 6
Scandinavian Airlines Logo
11:10 am - 8:55 am
DCA
-
LIS
40h 45m2 stops
Scandinavian Airlines Logo
7:05 am - 10:48 pm
LIS
-
DCA
20h 43m2 stops
$640Scandinavian Airlines
Fri, Jan 23 - Wed, Jan 28
Scandinavian Airlines Logo
11:00 am - 4:05 pm
DCA
-
LIS
25h 05m2 stops
Scandinavian Airlines Logo
7:05 am - 10:36 pm
LIS
-
DCA
19h 31m2 stops
$644Scandinavian Airlines
Tue, Mar 10 - Sat, Mar 14

Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Lisbon

Our best Scandinavian Airlines deals on Washington, D.C. Reagan-National Airport to Lisbon flight tickets
Scandinavian Airlines
Mar 18
DCA11:00 amWashington, D.C. Reagan-National
41h 55m
2 stops
LIS8:55 amLisbon Humberto Delgado
Mar 25
LIS7:00 pmLisbon Humberto Delgado
31h 36m
2 stops
DCA10:36 pmWashington, D.C. Reagan-National
$610
Find similar
Scandinavian Airlines
Feb 24
DCA11:06 amWashington, D.C. Reagan-National
23h 59m
2 stops
LIS4:05 pmLisbon Humberto Delgado
Mar 18
LIS7:00 pmLisbon Humberto Delgado
31h 36m
2 stops
DCA10:36 pmWashington, D.C. Reagan-National
$622
Find similar
Scandinavian Airlines
Jan 23
DCA11:10 amWashington, D.C. Reagan-National
40h 45m
2 stops
LIS8:55 amLisbon Humberto Delgado
Jan 28
LIS7:05 amLisbon Humberto Delgado
20h 43m
2 stops
DCA10:48 pmWashington, D.C. Reagan-National
$640
Find similar

TAP AIR PORTUGAL flights from Washington, D.C. Reagan-National Airport to Lisbon

Our best TAP AIR PORTUGAL deals on Washington, D.C. Reagan-National Airport to Lisbon flight tickets
TAP AIR PORTUGAL
Dec 30
DCA8:10 pmWashington, D.C. Reagan-National
10h 30m
1 stop
LIS11:40 amLisbon Humberto Delgado
Jan 8
LIS6:10 pmLisbon Humberto Delgado
43h 22m
2 stops
DCA8:32 amWashington, D.C. Reagan-National
$1,128
Find similar
TAP AIR PORTUGAL
Dec 24
DCA12:59 pmWashington, D.C. Reagan-National
23h 06m
2 stops
LIS5:05 pmLisbon Humberto Delgado
Dec 28
LIS6:45 pmLisbon Humberto Delgado
29h 47m
1 stop
DCA7:32 pmWashington, D.C. Reagan-National
$1,582
Find similar
TAP AIR PORTUGAL
Dec 25
DCA8:10 pmWashington, D.C. Reagan-National
10h 30m
1 stop
LIS11:40 amLisbon Humberto Delgado
Jan 7
LIS4:00 pmLisbon Humberto Delgado
32h 32m
2 stops
DCA7:32 pmWashington, D.C. Reagan-National
$1,664
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National Airport 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, momondo users made 832,500 searches. Data last updated December 16, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 3/18

11:00 am-8:55 am

2 stops41h 55m

Lisbon Humberto Delgado

Mon 3/23

5:20 pm-10:36 pm

2 stops33h 16m

$610

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Thu 4/23

6:05 am-10:05 pm

2 stops35h 00m

Lisbon Humberto Delgado

Mon 4/27

7:00 am-11:12 pm

2 stops21h 12m

$613

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 3/9

2:25 pm-9:30 pm

2 stops27h 05m

Lisbon Humberto Delgado

Sun 3/15

6:00 pm-10:36 pm

2 stops32h 36m

$615

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Wed 3/18

11:00 am-9:35 pm

2 stops30h 35m

Lisbon Humberto Delgado

Sun 3/22

6:00 pm-10:36 pm

2 stops32h 36m

$622

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Mon 4/6

2:25 pm-3:35 pm

2 stops20h 10m

Lisbon Humberto Delgado

Mon 4/20

7:00 am-11:12 pm

2 stops21h 12m

$630

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 2/7

12:00 pm-4:05 pm

2 stops23h 05m

Lisbon Humberto Delgado

Fri 2/20

6:55 am-10:12 pm

2 stops20h 17m

$632

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 1/25

10:25 am-3:40 pm

2 stops24h 15m

Lisbon Humberto Delgado

Mon 2/2

4:55 pm-10:48 pm

2 stops34h 53m

$635

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Fri 1/30

11:10 am-8:55 am

2 stops40h 45m

Lisbon Humberto Delgado

Fri 2/6

6:55 am-10:11 pm

2 stops20h 16m

$636

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Fri 1/23

11:10 am-8:55 am

2 stops40h 45m

Lisbon Humberto Delgado

Wed 1/28

7:05 am-10:48 pm

2 stops20h 43m

$640

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Tue 3/10

11:00 am-4:05 pm

2 stops25h 05m

Lisbon Humberto Delgado

Sat 3/14

7:05 am-10:36 pm

2 stops19h 31m

$644

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Lisbon from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Lisbon

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Lisbon?

In general, November is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $664. If you are unable to visit Lisbon during the month of November, then departing from Washington, D.C. Reagan-National Airport during the month September is also very affordable. Most momondo users find prices during this month for around $685.

What is the cheapest day to depart on your flight to Lisbon?

Our data shows that Monday is the least expensive day to fly to Lisbon. Tickets to fly out on this day can be as low as $713. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Washington, D.C. Reagan-National Airport to Lisbon for around $878.

What is the cheapest time of day to depart on your flight to Lisbon?

The cheapest time of day to fly to Lisbon is in the afternoon when flights can be purchased for as low as $758. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $867 on average. Flights to Lisbon from Washington, D.C. Reagan-National Airport at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Washington, D.C. Reagan-National Airport to Lisbon flights?

You could potentially save up to 52% on your flight if you consider stops on a Washington, D.C. Reagan-National Airport to Lisbon flight.

When to book flights from Washington, D.C. Reagan-National Airport to Lisbon

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National Airport to Lisbon according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Reagan-National Airport to Lisbon (DCA to LIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Lisbon

Fastest flight time

10h 40m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Lisbon takes 10h 40m
There are no direct flights from Washington, D.C. Reagan-National Airport to Lisbon. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Lisbon.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Lisbon Humberto Delgado by plane?

    The distance between Washington, D.C. Reagan-National and Lisbon Humberto Delgado is about 3563.6 mi. In terms of flight time, this usually takes a little over 10h 40m.

  • When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Lisbon Humberto Delgado Airport?

    Prices for flights from Washington, D.C. Reagan-National Airport to Lisbon Humberto Delgado Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Lisbon Humberto Delgado Airport?

  • How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Lisbon Humberto Delgado Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Lisbon Humberto Delgado Airport.

  • What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?

    The required travel and health documents for your Lisbon Humberto Delgado Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Lisbon Humberto Delgado Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Washington, D.C. Reagan-National Airport to Lisbon?

Best airlines flying from Washington, D.C. Reagan-National Airport to Lisbon

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Lisbon with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $506Free CancellationRating
7.2
2,090 reviews
Search TAP AIR PORTUGAL flights
United AirlinesPriceFrom $759Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights

Traveling to a place near Lisbon?

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Setúbal
Peniche
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Tomar
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Figueira da Foz
Zambujeira do Mar
Batalha
Comporta
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Óbidos

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Lisbon?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lisbon from Washington, D.C..

Can I find flights from Washington, D.C. to Lisbon with flexible booking policies on momondo?

Yes. All flights to Lisbon from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Lisbon?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Lisbon.

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