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Cheap flights from Lisbon to Washington, D.C. Dulles Intl Airport from $355

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 Washington, D.C. Dulles Intl Airport departing on 1/20. 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 Washington, D.C.

Cheap round-trip flights

These are some of the best round-trip flight deals from Lisbon to Washington, D.C. that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Lisbon to Washington, D.C..

Cheap last minute flights

Planning a quick getaway from Lisbon to Washington, D.C.? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Washington, D.C., so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Lisbon to Washington, D.C.

Find recent round-trip train or bus tickets from Lisbon to Washington, D.C..

All round-trip flight deals to Washington, D.C.

The cheapest plane tickets to Washington, D.C. found on KAYAK recently.
6:30 am - 4:25 pmLIS-IAD
14h 55m1 stop
10:55 pm - 9:55 pmIAD-LIS
19h 00m1 stop
$420Finnair
Find Deal
Wed, Mar 5 - Mon, Mar 10
6:35 pm - 3:35 pmLIS-IAD
26h 00m1 stop
6:00 pm - 12:10 pmIAD-LIS
13h 10m1 stop
Wed, Dec 4 - Mon, Dec 9
11:05 am - 7:28 pmLIS-IAD
13h 23m2 stops
1:41 pm - 9:15 amIAD-LIS
14h 34m2 stops
$437American Airlines
Find Deal
Fri, Dec 6 - Tue, Dec 10
11:15 am - 11:54 pmLIS-IAD
17h 39m2 stops
7:00 pm - 6:55 pmIAD-LIS
19h 55m1 stop
$447American Airlines
Find Deal
Wed, Mar 5 - Mon, Mar 10
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
5:30 pm - 5:35 amIAD-LIS
7h 05mnonstop
$514TAP AIR PORTUGAL
Find Deal
Fri, Jan 17 - Thu, Jan 30
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
8:15 pm - 7:20 amIAD-LIS
7h 05mnonstop
$515TAP AIR PORTUGAL
Find Deal
Wed, Mar 5 - Mon, Mar 10
5:00 am - 3:50 pmLIS-IAD
15h 50m1 stop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$528Lufthansa
Find Deal
Tue, Dec 24 - Fri, Jan 3
12:15 pm - 3:50 pmLIS-IAD
32h 35m1 stop
5:50 pm - 11:25 amIAD-LIS
12h 35m1 stop
$541Lufthansa
Find Deal
Sun, Dec 15 - Sun, Dec 29
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:20 pm - 11:30 pmIAD-LIS
20h 10m1 stop
$545United Airlines
Find Deal
Wed, Dec 4 - Mon, Dec 9
10:15 am - 4:25 pmLIS-IAD
11h 10m1 stop
5:50 pm - 11:25 amIAD-LIS
12h 35m1 stop
$551United Airlines
Find Deal
Fri, Dec 13 - Sun, Dec 29
10:00 pm - 6:40 pmLIS-IAD
49h 40m2 stops
Mon, Jan 20
6:25 am - 6:40 pmLIS-IAD
41h 15m2 stops
Tue, Jan 21
10:50 am - 7:45 pmLIS-IAD
13h 55m1 stop
$460Aer Lingus
Find Deal
Tue, Nov 26
10:50 am - 3:40 pmLIS-IAD
33h 50m1 stop
$468Aer Lingus
Find Deal
Fri, Jan 10
9:15 am - 1:00 pmLIS-IAD
8h 45mnonstop
$505TAP AIR PORTUGAL
Find Deal
Mon, Dec 16
12:00 pm - 3:20 pmLIS-IAD
8h 20mnonstop
$511TAP AIR PORTUGAL
Find Deal
Tue, Apr 1
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
$549Lufthansa
Find Deal
Wed, Dec 4
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
$565Lufthansa
Find Deal
Sat, Dec 14
5:00 am - 2:40 pmLIS-IAD
14h 40m1 stop
$696United Airlines
Find Deal
Tue, Nov 26
5:00 am - 2:40 pmLIS-IAD
14h 40m1 stop
$698United Airlines
Find Deal
Thu, Nov 28
9:15 pm - 5:00 pmLIS-IAD
24h 45m1 stop
6:10 pm - 8:15 pmIAD-LIS
21h 05m1 stop
$467PLAY
Find Deal
Fri, Nov 22 - Sun, Dec 1
9:15 pm - 5:00 pmLIS-IAD
24h 45m1 stop
6:10 pm - 8:15 pmIAD-LIS
21h 05m1 stop
$517PLAY
Find Deal
Fri, Nov 22 - Thu, Nov 28
5:00 am - 3:45 pmLIS-IAD
15h 45m1 stop
6:30 pm - 3:10 pmIAD-LIS
15h 40m1 stop
Sun, Nov 24 - Mon, Dec 9
5:00 am - 3:45 pmLIS-IAD
15h 45m1 stop
9:30 pm - 5:30 pmIAD-LIS
15h 00m1 stop
Fri, Nov 22 - Thu, Dec 5
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$703United Airlines
Find Deal
Fri, Nov 22 - Mon, Dec 2
11:30 am - 3:10 pmLIS-IAD
8h 40mnonstop
10:05 pm - 10:10 amIAD-LIS
7h 05mnonstop
$705United Airlines
Find Deal
Sun, Nov 24 - Thu, Dec 5
5:00 am - 2:40 pmLIS-IAD
14h 40m1 stop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$760Lufthansa
Find Deal
Fri, Nov 22 - Wed, Dec 4
12:00 pm - 3:40 pmLIS-IAD
8h 40mnonstop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$775Lufthansa
Find Deal
Tue, Nov 26 - Wed, Dec 11
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
10:30 pm - 10:35 amIAD-LIS
7h 05mnonstop
$858TAP AIR PORTUGAL
Find Deal
Fri, Nov 22 - Fri, Dec 6
9:15 am - 1:00 pmLIS-IAD
8h 45mnonstop
10:30 pm - 10:35 amIAD-LIS
7h 05mnonstop
$1,186TAP AIR PORTUGAL
Find Deal
Mon, Nov 25 - Wed, Dec 11
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
5:30 pm - 5:35 amIAD-LIS
7h 05mnonstop
$514TAP AIR PORTUGAL
Find Deal
Fri, Jan 17 - Thu, Jan 30
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
8:15 pm - 7:20 amIAD-LIS
7h 05mnonstop
$515TAP AIR PORTUGAL
Find Deal
Wed, Mar 5 - Mon, Mar 10
5:15 pm - 9:00 pmLIS-IAD
8h 45mnonstop
5:30 pm - 5:35 amIAD-LIS
7h 05mnonstop
$527TAP AIR PORTUGAL
Find Deal
Fri, Dec 6 - Tue, Dec 10
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:05 pm - 10:00 amIAD-LIS
6h 55mnonstop
$544Lufthansa
Find Deal
Mon, Dec 23 - Sat, Jan 4
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$545Lufthansa
Find Deal
Fri, Dec 13 - Sun, Dec 29
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
$546Lufthansa
Find Deal
Wed, Dec 18 - Sun, Jan 5
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:10 pm - 10:15 amIAD-LIS
7h 05mnonstop
Wed, Dec 4 - Mon, Dec 9
11:55 am - 3:35 pmLIS-IAD
8h 40mnonstop
10:05 pm - 10:00 amIAD-LIS
6h 55mnonstop
Sat, Dec 21 - Sat, Jan 4
11:30 am - 3:10 pmLIS-IAD
8h 40mnonstop
10:05 pm - 10:10 amIAD-LIS
7h 05mnonstop
$753United Airlines
Find Deal
Sun, Dec 22 - Thu, Jan 2
11:15 am - 3:00 pmLIS-IAD
8h 45mnonstop
5:30 pm - 5:35 amIAD-LIS
7h 05mnonstop
$1,267JetBlue
Find Deal
Thu, Dec 12 - Thu, Jan 9

Finnair flights from Lisbon to Washington, D.C. Dulles Intl Airport

Our best Finnair deals on Lisbon to Washington, D.C. Dulles Intl Airport flight tickets
Finnair
Mar 5
LIS6:30 amLisbon Humberto Delgado
14h 55m
1 stop
IAD4:25 pmWashington, D.C. Dulles Intl
Mar 10
IAD10:55 pmWashington, D.C. Dulles Intl
19h 00m
1 stop
LIS9:55 pmLisbon Humberto Delgado
Finnair
Dec 24
LIS10:40 amLisbon Humberto Delgado
14h 05m
1 stop
IAD7:45 pmWashington, D.C. Dulles Intl
Jan 8
IAD9:55 pmWashington, D.C. Dulles Intl
12h 00m
1 stop
LIS2:55 pmLisbon Humberto Delgado
Finnair
Dec 24
LIS10:40 amLisbon Humberto Delgado
14h 05m
1 stop
IAD7:45 pmWashington, D.C. Dulles Intl
Jan 6
IAD9:55 pmWashington, D.C. Dulles Intl
12h 00m
1 stop
LIS2:55 pmLisbon Humberto Delgado

American Airlines flights from Lisbon to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Lisbon to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Dec 6
LIS11:05 amLisbon Humberto Delgado
13h 23m
2 stops
IAD7:28 pmWashington, D.C. Dulles Intl
Dec 10
IAD1:41 pmWashington, D.C. Dulles Intl
14h 34m
2 stops
LIS9:15 amLisbon Humberto Delgado
American Airlines
Mar 5
LIS11:15 amLisbon Humberto Delgado
17h 39m
2 stops
IAD11:54 pmWashington, D.C. Dulles Intl
Mar 10
IAD7:00 pmWashington, D.C. Dulles Intl
19h 55m
1 stop
LIS6:55 pmLisbon Humberto Delgado
American Airlines
Jan 17
LIS11:05 amLisbon Humberto Delgado
17h 53m
2 stops
IAD11:58 pmWashington, D.C. Dulles Intl
Jan 30
IAD9:55 pmWashington, D.C. Dulles Intl
19h 00m
1 stop
LIS9:55 pmLisbon Humberto Delgado

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Lisbon to Washington, D.C. Dulles Intl Airport

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 from Lisbon to Washington, D.C. Dulles Intl Airport?

November. The cheapest time of year to fly to Washington, D.C. Dulles Intl Airport from Lisbon is November. Most expensive is July

What is the cheapest day to depart Lisbon for Washington, D.C. Dulles Intl Airport?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Sunday

When is the cheapest time to fly from Lisbon to Washington, D.C. Dulles Intl Airport?

In the morning. Lisbon to Washington, D.C. Dulles Intl Airport flights are approximately 9% more expensive in the afternoon than in the morning

How far in advance should you book Lisbon to Washington, D.C. Dulles Intl Airport flights?

59 days before. The cheapest time to buy a flight from Lisbon to Washington, D.C. Dulles Intl Airport is approximately 59 days to departure

What cabin class options are available on Lisbon to Washington, D.C. Dulles Intl Airport flights?

There are 2 cabin classes available to choose from on Lisbon to Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport flights?

You could potentially save up to 22% on your flight if you consider stops on a Lisbon to Washington, D.C. Dulles Intl Airport flight.

How have Lisbon to Washington, D.C. Dulles Intl Airport flight prices changed over time?

As of November 2024, prices for Lisbon to Washington, D.C. Dulles Intl Airport flights are approximately 4% cheaper when compared to flights at the same time last year.

When to book flights from Lisbon to Washington, D.C. Dulles Intl Airport

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

Cheap Lisbon to Washington, D.C. Dulles Intl Airport (LIS to IAD) flight deals and tips

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

Best Price Found

$355

Fastest flight time

8h 20m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Lisbon in the past 72 hours is $355. The best round-trip flight deal from Lisbon to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $420.
The fastest flight from Lisbon to Washington, D.C. Dulles Intl Airport takes 8h 20m
Direct flights go from Lisbon to Washington, D.C. Dulles Intl Airport every day.

  • How far is Lisbon Humberto Delgado to Washington, D.C. Dulles Intl by plane?

    A flight from Lisbon Humberto Delgado to Washington, D.C. Dulles Intl will travel around 3581.5 mi. A reasonable flight in good conditions will take 8h 20m.

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

    Prices for flights from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lisbon Humberto Delgado Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport 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 Washington, D.C. Dulles Intl Airport?

  • What is the most popular airline from Lisbon to Washington, D.C. Dulles Intl Airport?


Best airlines flying from Lisbon to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Lisbon to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom $511Free CancellationRating
7.1
1,892 reviews
Search TAP AIR PORTUGAL flights
LufthansaPriceFrom $536Free CancellationRating
6.8
7,150 reviews
Search Lufthansa flights
United AirlinesPriceFrom $549Free CancellationRating
7.4
9,173 reviews
Search United Airlines flights
  • United Airlines Flights From Lisbon to Washington, D.C. Dulles Intl Airport

    United Airlines flies from Lisbon to Washington, D.C. Dulles Intl Airport around 5 times per week, with 9,173 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Lisbon to Washington, D.C. Dulles Intl Airport in the last 72 hours was $549 (round-trip), much lower than the average airfare cost of $721 for United Airlines flights on this route.

  • TAP AIR PORTUGAL Flights From Lisbon to Washington, D.C. Dulles Intl Airport

    Across 1,892 TAP AIR PORTUGAL reviews on momondo, the average score is 7.1/10. TAP AIR PORTUGAL flies from Lisbon to Washington, D.C. Dulles Intl Airport about 5 times each week, with ticket deals ranging from $511 to $710. Price data is based on momondo searches in the last 72 hours.


Why use momondo?

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

Finding the right flight to Washington, D.C. from Lisbon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Lisbon with this policy.

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

Once all potential Lisbon to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Lisbon to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Lisbon. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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