What is the cheapest airline that flies from District of Columbia to Lisbon Humberto Delgado?

Royal Air Maroc, TAP AIR PORTUGAL, and Icelandair are the most popular carriers operating from District of Columbia to Lisbon Humberto Delgado

What airlines fly to Lisbon?

TAP AIR PORTUGAL, United Airlines and Royal Air Maroc are the top three most popular airlines that fly to Lisbon from District of Columbia according to our data. TAP AIR PORTUGAL is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Lisbon. Keep in mind that there are 11 different airlines that fly to Lisbon on a routine basis, so you have a few additional options to choose from.

How many flights depart from District of Columbia to Lisbon on average per week?

As of March 2026, 5 flights take off from District of Columbia and land in Lisbon each week. The most common flight departure day for this route is Sat, with 100% of weekly flights taking off on this day.

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

The number of operators available for flights from District of Columbia to Lisbon Humberto Delgado Airport is 10 as of March 2026.

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

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

The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$355 Cheap Flights from District of Columbia to Lisbon in 2026

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Find the cheapest flights from District of Columbia to Lisbon

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Cheap round-trip flights

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1:20 pm - 3:45 pm

IAD

LIS

21h 25m

1 stop

10:55 am - 11:35 am

LIS

IAD

29h 40m

1 stop

$597Turkish Airlines

to., apr. 16 - ti., apr. 21

1:20 pm - 3:35 pm

IAD

LIS

21h 15m

1 stop

4:45 pm - 11:35 am

LIS

IAD

23h 50m

1 stop

$599Turkish Airlines

on., apr. 15 - on., apr. 22

1:20 pm - 3:35 pm

IAD

LIS

21h 15m

1 stop

5:55 am - 11:35 am

LIS

IAD

34h 40m

1 stop

$606Turkish Airlines

ma., apr. 20 - ma., mai 4

1:20 pm - 3:45 pm

IAD

LIS

21h 25m

1 stop

4:45 pm - 11:35 am

LIS

IAD

23h 50m

1 stop

$609Turkish Airlines

to., apr. 16 - ma., apr. 27

8:20 pm - 3:50 pm

IAD

LIS

14h 30m

1 stop

5:00 pm - 5:00 pm

LIS

IAD

29h 00m

1 stop

$622Scandinavian Airlines

ma., apr. 20 - on., apr. 29

8:20 pm - 3:35 pm

IAD

LIS

14h 15m

1 stop

4:25 pm - 5:00 pm

LIS

IAD

29h 35m

1 stop

$627Scandinavian Airlines

sø., mai 3 - lø., mai 9

5:25 pm - 9:05 am

DCA

LIS

10h 40m

1 stop

11:05 am - 8:02 pm

LIS

DCA

13h 57m

1 stop

$672British Airways

ti., apr. 7 - ti., apr. 14

5:22 pm - 9:05 am

DCA

LIS

10h 43m

1 stop

11:00 am - 10:29 pm

LIS

DCA

16h 29m

2 stops

$696British Airways

ma., apr. 13 - ti., apr. 28

11:00 am - 10:05 pm

DCA

LIS

30h 05m

2 stops

12:45 pm - 11:35 pm

LIS

DCA

39h 50m

2 stops

$719Multiple Airlines

ti., mai 5 - ti., mai 12

11:00 am - 8:40 pm

DCA

LIS

28h 40m

2 stops

9:15 pm - 9:50 pm

LIS

DCA

29h 35m

2 stops

$722Multiple Airlines

on., sep. 2 - ti., sep. 8

Aer Lingus flights from District of Columbia to Lisbon

Our best Aer Lingus deals on District of Columbia to Lisbon flight tickets

Aer Lingus

Apr 13

IAD8:55 pmWashington, D.C. Dulles Intl

19h 40m

1 stop

LIS9:35 pmLisbon Humberto Delgado

Apr 28

LIS10:15 pmLisbon Humberto Delgado

26h 10m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

$648

Aer Lingus

Apr 7

IAD9:05 pmWashington, D.C. Dulles Intl

19h 30m

1 stop

LIS9:35 pmLisbon Humberto Delgado

Apr 13

LIS11:25 amLisbon Humberto Delgado

13h 00m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

$685

Aer Lingus

Apr 9

IAD8:40 pmWashington, D.C. Dulles Intl

19h 55m

1 stop

LIS9:35 pmLisbon Humberto Delgado

Apr 16

LIS11:25 amLisbon Humberto Delgado

12h 45m

1 stop

IAD7:10 pmWashington, D.C. Dulles Intl

$687

British Airways flights from District of Columbia to Lisbon

Our best British Airways deals on District of Columbia to Lisbon flight tickets

British Airways

Apr 7

DCA5:25 pmWashington, D.C. Reagan-National

10h 40m

1 stop

LIS9:05 amLisbon Humberto Delgado

Apr 14

LIS11:05 amLisbon Humberto Delgado

13h 57m

1 stop

DCA8:02 pmWashington, D.C. Reagan-National

$672

British Airways

Apr 13

IAD10:15 pmWashington, D.C. Dulles Intl

12h 30m

1 stop

LIS3:45 pmLisbon Humberto Delgado

Apr 28

LIS4:30 pmLisbon Humberto Delgado

29h 45m

1 stop

IAD5:15 pmWashington, D.C. Dulles Intl

$674

British Airways

Apr 13

IAD7:05 pmWashington, D.C. Dulles Intl

15h 40m

1 stop

LIS3:45 pmLisbon Humberto Delgado

Apr 20

LIS6:45 pmLisbon Humberto Delgado

26h 10m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$679

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Lisbon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

to. 4/16

1:20 pm-3:45 pm

1 stop21h 25m

Lisbon Humberto Delgado

ti. 4/21

10:55 am-11:35 am

1 stop29h 40m

$597

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

on. 4/15

1:20 pm-3:35 pm

1 stop21h 15m

Lisbon Humberto Delgado

on. 4/22

4:45 pm-11:35 am

1 stop23h 50m

$599

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

ma. 4/20

1:20 pm-3:35 pm

1 stop21h 15m

Lisbon Humberto Delgado

ma. 5/4

5:55 am-11:35 am

1 stop34h 40m

$606

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

to. 4/16

1:20 pm-3:45 pm

1 stop21h 25m

Lisbon Humberto Delgado

ma. 4/27

4:45 pm-11:35 am

1 stop23h 50m

$609

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

ma. 4/20

8:20 pm-3:50 pm

1 stop14h 30m

Lisbon Humberto Delgado

on. 4/29

5:00 pm-5:00 pm

1 stop29h 00m

$622

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

sø. 5/3

8:20 pm-3:35 pm

1 stop14h 15m

Lisbon Humberto Delgado

lø. 5/9

4:25 pm-5:00 pm

1 stop29h 35m

$627

Quickest round-trip

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

ti. 4/7

5:25 pm-9:05 am

1 stop10h 40m

Lisbon Humberto Delgado

ti. 4/14

11:05 am-8:02 pm

1 stop13h 57m

$672

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

ma. 4/13

5:22 pm-9:05 am

1 stop10h 43m

Lisbon Humberto Delgado

ti. 4/28

11:00 am-10:29 pm

2 stops16h 29m

$696

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

ti. 5/5

11:00 am-10:05 pm

2 stops30h 05m

Lisbon Humberto Delgado

ti. 5/12

12:45 pm-11:35 pm

2 stops39h 50m

$719

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

on. 9/2

11:00 am-8:40 pm

2 stops28h 40m

Lisbon Humberto Delgado

ti. 9/8

9:15 pm-9:50 pm

2 stops29h 35m

$722

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from District of Columbia 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

Prices

Airlines

Other information

What is the cheapest month to fly to Lisbon?

In general, January is the cheapest month to fly from District of Columbia to Lisbon. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $682. If you are unable to visit Lisbon during the month of January, then departing from District of Columbia during the month February is also very affordable. Most momondo users find prices during this month for around $690.

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 $721. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from District of Columbia to Lisbon for around $880.

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 $742. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $826 on average. Flights to Lisbon from District of Columbia in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

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

How far in advance should I book a flight to Lisbon?

You are more likely to see cheaper flights to Lisbon from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Lisbon for around $926 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lisbon from District of Columbia for as low as $725 on momondo.

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

There are 3 cabin classes available to choose from on District of Columbia to Lisbon Humberto Delgado 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 District of Columbia to Lisbon flights?

No. A direct flight is the cheapest option for a flight between District of Columbia to Lisbon.

Cheap District of Columbia to Lisbon flight deals and tips

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

Best Price Found	$480
Fastest flight time	7h 05m
Direct flights	Mon, Tue, Wed, Thu, Fri and Sun
Airports in Lisbon	1 airport

The best one-way flight to Lisbon from District of Columbia in the past 72 hours is $480. The best round-trip flight deal from District of Columbia to Lisbon found on momondo in the last 72 hours is $813.

The fastest flight from District of Columbia to Lisbon takes 7h 05m

Direct flights go from District of Columbia to Lisbon on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights.

There is 1 airport in Lisbon. From District of Columbia there are direct flights to Lisbon Humberto Delgado (LIS).

Search flight deals

When did momondo last update prices for flights from District of Columbia to Lisbon Humberto Delgado Airport?
Prices for flights from District of Columbia to Lisbon Humberto Delgado Airport are updated daily.
How many operators does momondo search for flights from District of Columbia to Lisbon Humberto Delgado Airport?
The number of operators available for flights from District of Columbia to Lisbon Humberto Delgado Airport is 10 as of March 2026.
How old do you have to be to fly from District of Columbia to Lisbon Humberto Delgado 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 District of Columbia to Lisbon Humberto Delgado Airport.
What documentation or ID do you need to fly to Lisbon Humberto Delgado Airport?
The travel and health documents required for your trip to Lisbon Humberto Delgado Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lisbon Humberto Delgado Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from District of Columbia to Lisbon?
Based on momondo bookings for flights between District of Columbia and Lisbon, the leading plane model is Boeing 777, making up 29.88% of the total bookings. Other popular models include Airbus A321neo with 23.13%, Boeing 767-400 with 19.14%, and Boeing 767-300 with 8.50%.

Best airlines flying from District of Columbia to Lisbon

Compare and see reviews for airlines that fly from District of Columbia to Lisbon with momondo

Airline	Rating	Free Cancellation	Price
TAP AIR PORTUGAL	PriceFrom $479	Free Cancellation	Rating 7.1 2,183 reviews	Search TAP AIR PORTUGAL flights
British Airways	PriceFrom $480	Free Cancellation	Rating 6.7 7,828 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $504	Free Cancellation	Rating 7.3 1,727 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $508	Free Cancellation	Rating 7.1 11,519 reviews	Search American Airlines flights
Royal Air Maroc	PriceFrom $544	Free Cancellation	Rating 6.2 585 reviews	Search Royal Air Maroc flights
JetBlue	PriceFrom $547	Free Cancellation	Rating 7.2 2,910 reviews	Search JetBlue flights
Turkish Airlines	PriceFrom $586	Free Cancellation	Rating 7.4 4,288 reviews	Search Turkish Airlines flights
Aer Lingus	PriceFrom $666	Free Cancellation	Rating 7.2 1,491 reviews	Search Aer Lingus flights
United Airlines	PriceFrom $743	Free Cancellation	Rating 7.4 9,504 reviews	Search United Airlines flights
Delta	PriceFrom $764	Free Cancellation	Rating 7.9 8,357 reviews	Search Delta flights

Sintra

Fátima

Ericeira

Nazaré

Setúbal

Peniche

Estoril

Evora

Oeiras

Sesimbra

Leiria

Figueira da Foz

Tomar

Zambujeira do Mar

Óbidos

Batalha

Sines

Torres Vedras

Comporta

Almada

Why use momondo?

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

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

Yes. momondo allows you to filter the results for District of Columbia to Lisbon flights to just show those with flexible booking policies.

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

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

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

Yes momondo offers price alerts on flights to Lisbon from District of Columbia. 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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Cheap flights from District of Columbia to Lisbon 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 District of Columbia to Lisbon departing on 5/17. 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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Aer Lingus flights from District of Columbia to Lisbon

Our best Aer Lingus deals on District of Columbia to Lisbon flight tickets

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Our best British Airways deals on District of Columbia to Lisbon flight tickets

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Use the filters below to find and compare flights from District of Columbia to Lisbon that are best for you.

See travel insights to Lisbon from

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

What is the cheapest month to fly to Lisbon?

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

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

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

How far in advance should I book a flight to Lisbon?

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

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

What is the cheapest airline that flies from District of Columbia to Lisbon Humberto Delgado?

What airlines fly to Lisbon?

How many flights depart from District of Columbia to Lisbon on average per week?

Cheap District of Columbia to Lisbon flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Lisbon

Best airlines flying from District of Columbia to Lisbon

Compare and see reviews for airlines that fly from District of Columbia to Lisbon with momondo

Traveling to a place near Lisbon?

Why use momondo?

An easier way to manage your Lisbon trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Daily price changes in your inbox - only with Price Alerts.

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List of cabin classes available on flights landing in Lisbon. Availability may vary depending on flight origin and airline.

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