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Cheap flights from Lisbon to District of Columbia from $297

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lisbon to District of Columbia departing on 3/4. 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 Lisbon to District of Columbia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:00 am - 3:50 pm
LIS
-
IAD
15h 50m
1 stop
Lufthansa Logo
7:00 pm - 11:35 am
IAD
-
LIS
12h 35m
1 stop
$452Lufthansa
Sun, Mar 1 - Sun, Mar 8
TAP AIR PORTUGAL Logo
5:15 pm - 9:00 pm
LIS
-
IAD
8h 45mnonstop
TAP AIR PORTUGAL Logo
10:30 pm - 10:35 am
IAD
-
LIS
7h 05mnonstop
$454TAP AIR PORTUGAL
Fri, Feb 13 - Sun, Feb 22
Lufthansa Logo
5:00 am - 3:50 pm
LIS
-
IAD
15h 50m
1 stop
Lufthansa Logo
11:05 pm - 10:15 am
IAD
-
LIS
7h 10mnonstop
$462Lufthansa
Sun, Mar 1 - Sun, Mar 8
Multiple Airlines Logo
5:00 am - 3:50 pm
LIS
-
IAD
15h 50m
1 stop
Multiple Airlines Logo
9:30 pm - 11:45 am
IAD
-
LIS
34h 15m
1 stop
$468Multiple Airlines
Fri, Feb 27 - Sun, Mar 15
Multiple Airlines Logo
5:00 am - 8:15 pm
LIS
-
IAD
20h 15m
1 stop
Multiple Airlines Logo
8:20 pm - 5:35 pm
IAD
-
LIS
16h 15m
1 stop
$469Multiple Airlines
Sat, Feb 28 - Thu, Apr 30
United Airlines Logo
5:00 am - 3:50 pm
LIS
-
IAD
15h 50m
1 stop
United Airlines Logo
10:20 pm - 10:45 pm
IAD
-
LIS
19h 25m
1 stop
$470United Airlines
Wed, Mar 4 - Fri, May 1
Delta Logo
5:00 am - 4:35 pm
LIS
-
DCA
16h 35m
2 stops
Delta Logo
12:59 pm - 8:50 am
DCA
-
LIS
14h 51m
2 stops
$484Delta
Wed, Apr 1 - Mon, Apr 27
Delta Logo
5:00 am - 6:29 pm
LIS
-
DCA
18h 29m
2 stops
Delta Logo
9:45 am - 8:00 am
DCA
-
LIS
17h 15m
2 stops
$486Delta
Fri, Mar 6 - Wed, Apr 29
United Airlines Logo
10:25 am - 4:24 pm
LIS
-
DCA
10h 59m
1 stop
United Airlines Logo
4:30 pm - 8:20 am
DCA
-
LIS
10h 50m
1 stop
$500United Airlines
Wed, Apr 1 - Mon, Apr 27
British Airways Logo
11:05 am - 8:46 pm
LIS
-
DCA
14h 41m
1 stop
British Airways Logo
2:16 pm - 9:05 am
DCA
-
LIS
13h 49m
1 stop
$502British Airways
Fri, Feb 13 - Sun, Feb 22

United Airlines flights from Lisbon to District of Columbia

Our best United Airlines deals on Lisbon to District of Columbia flight tickets
United Airlines
Feb 12
LIS5:00 amLisbon Humberto Delgado
15h 50m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Feb 21
IAD10:05 pmWashington, D.C. Dulles Intl
7h 10m
LIS10:15 amLisbon Humberto Delgado
$467
United Airlines
Mar 4
LIS5:00 amLisbon Humberto Delgado
15h 50m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
May 1
IAD10:20 pmWashington, D.C. Dulles Intl
19h 25m
1 stop
LIS10:45 pmLisbon Humberto Delgado
$470
United Airlines
Feb 12
LIS5:00 amLisbon Humberto Delgado
15h 50m
1 stop
IAD3:50 pmWashington, D.C. Dulles Intl
Feb 21
IAD6:00 amWashington, D.C. Dulles Intl
21h 55m
2 stops
LIS8:55 amLisbon Humberto Delgado
$472

SWISS flights from Lisbon to District of Columbia

Our best SWISS deals on Lisbon to District of Columbia flight tickets
SWISS
Mar 2
LIS3:25 pmLisbon Humberto Delgado
30h 15m
1 stop
IAD4:40 pmWashington, D.C. Dulles Intl
May 1
IAD8:20 pmWashington, D.C. Dulles Intl
22h 05m
1 stop
LIS11:25 pmLisbon Humberto Delgado
$478
SWISS
Mar 7
LIS6:00 pmLisbon Humberto Delgado
25h 20m
2 stops
IAD2:20 pmWashington, D.C. Dulles Intl
Apr 30
IAD8:20 pmWashington, D.C. Dulles Intl
13h 25m
1 stop
LIS2:45 pmLisbon Humberto Delgado
$521
SWISS
Mar 14
LIS6:00 pmLisbon Humberto Delgado
26h 35m
2 stops
IAD4:35 pmWashington, D.C. Dulles Intl
Mar 21
IAD9:30 pmWashington, D.C. Dulles Intl
13h 05m
1 stop
LIS2:35 pmLisbon Humberto Delgado
$540

momondo Fare Finder

 
Customize your flight search to find flights from Lisbon to District of Columbia 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 January 29, 2026.
Use the filters below to find and compare flights from Lisbon to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Sun 3/1

5:00 am-3:50 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Sun 3/8

7:00 pm-11:35 am

1 stop12h 35m

$452

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Fri 2/13

5:15 pm-9:00 pm

Nonstop8h 45m

Washington, D.C. Dulles Intl

Sun 2/22

10:30 pm-10:35 am

Nonstop7h 05m

$454

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Sun 3/1

5:00 am-3:50 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Sun 3/8

11:05 pm-10:15 am

Nonstop7h 10m

$462

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Fri 2/27

5:00 am-3:50 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Sun 3/15

9:30 pm-11:45 am

1 stop34h 15m

$468

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Sat 2/28

5:00 am-8:15 pm

1 stop20h 15m

Washington, D.C. Dulles Intl

Thu 4/30

8:20 pm-5:35 pm

1 stop16h 15m

$469

LisbonWashington, D.C.

LIS - IAD

LISIAD

Lisbon Humberto Delgado

Wed 3/4

5:00 am-3:50 pm

1 stop15h 50m

Washington, D.C. Dulles Intl

Fri 5/1

10:20 pm-10:45 pm

1 stop19h 25m

$470

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Wed 4/1

5:00 am-4:35 pm

2 stops16h 35m

Washington, D.C. Reagan-National

Mon 4/27

12:59 pm-8:50 am

2 stops14h 51m

$484

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Fri 3/6

5:00 am-6:29 pm

2 stops18h 29m

Washington, D.C. Reagan-National

Wed 4/29

9:45 am-8:00 am

2 stops17h 15m

$486

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Wed 4/1

10:25 am-4:24 pm

1 stop10h 59m

Washington, D.C. Reagan-National

Mon 4/27

4:30 pm-8:20 am

1 stop10h 50m

$500

LisbonWashington, D.C.

LIS - DCA

LISDCA

Lisbon Humberto Delgado

Fri 2/13

11:05 am-8:46 pm

1 stop14h 41m

Washington, D.C. Reagan-National

Sun 2/22

2:16 pm-9:05 am

1 stop13h 49m

$502

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 District of Columbia from

How to get the cheapest flight ticket from Lisbon to District of Columbia

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 District of Columbia?

In general, September is the cheapest month to fly from Lisbon to District of Columbia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $524. If you don’t want to visit District of Columbia in September, then you should wait until February to fly from Lisbon, when ticket prices are also cheap, with an average price of $579.

What is the cheapest day to depart on your flight to District of Columbia?

The cheapest day to depart on your flight to District of Columbia is on a Sunday when prices can be found for as low as $658. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Lisbon because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $895.

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

Flying to District of Columbia from Lisbon at noon is the least expensive time of day to depart. momondo users have found prices as low as $484 when looking at flights departing at noon. Flights to District of Columbia are more costly in the morning, with an average ticket price of $807. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Lisbon Humberto Delgado to District of Columbia flight route?

Fly from Lisbon Humberto Delgado to Washington, D.C. Dulles Intl for the best Lisbon Humberto Delgado - District of Columbia flight prices

What cabin class options are available on Lisbon Humberto Delgado to District of Columbia flights?

There are 3 cabin classes available to choose from on Lisbon Humberto Delgado to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Lisbon to District of Columbia flights?

You could potentially save up to 20% on your flight if you consider stops on a Lisbon to District of Columbia flight.

Cheap Lisbon to District of Columbia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lisbon to District of Columbia

Best Price Found

$634

Fastest flight time

8h 05m

Direct flights

Every day

Airports in District of Columbia

2 airports
The best one-way flight to District of Columbia from Lisbon in the past 72 hours is $634. The best round-trip flight deal from Lisbon to District of Columbia found on momondo in the last 72 hours is $679.
The fastest flight from Lisbon to District of Columbia takes 8h 05m
Direct flights go from Lisbon to District of Columbia every day.
There are 2 airports in District of Columbia. From Lisbon there are direct flights to Washington, D.C. Dulles Intl (IAD).
Search flight deals

  • When did momondo last update prices for flights from Lisbon Humberto Delgado Airport to District of Columbia?

    Prices for flights from Lisbon Humberto Delgado Airport to District of Columbia were last updated today.

  • How many operators does momondo search for flights from Lisbon Humberto Delgado Airport to District of Columbia?

  • How old do you have to be to fly from Lisbon Humberto Delgado Airport to District of Columbia?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to District of Columbia.

  • What documentation or ID do you need to fly to District of Columbia?

    The necessary travel and health documents for your District of Columbia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Lisbon to District of Columbia?

Best airlines flying from Lisbon to District of Columbia

Compare and see reviews for airlines that fly from Lisbon to District of Columbia with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $497Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
British AirwaysPriceFrom $500Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $561Free CancellationRating
7.1
2,130 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

Why should I use momondo to find a flight deal from Lisbon to District of Columbia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Lisbon to District of Columbia. momondo saves you time and could save you money on your trip.

Can I find flights from Lisbon to District of Columbia with flexible booking policies on momondo?

momondo does allow users to show only those flights to District of Columbia from Lisbon which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Lisbon to District of Columbia?

momondo provides multiple filters to help you find the best flight to District of Columbia from Lisbon. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Lisbon to District of Columbia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Lisbon to District of Columbia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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