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$335+ Cheap flights from District of Columbia 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 11/5. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LIS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from District of Columbia to Lisbon

Keep the following information in mind while searching for District of Columbia to Lisbon flight deals. Data was last updated September 15, 2025.

Round-trip from

$620
(Gotogate)

One-way from

$335
(FlightHub)

Popular in

December

Cheapest in

February

Average price

$856

Good round-trip deal

$585 or less

Good one-way deal

$293 or less
From District of Columbia to Lisbon Humberto Delgado
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One-way flight from District of Columbia to Lisbon Humberto Delgado
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Highest demand for flights based on searches. 3% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from District of Columbia to Lisbon Humberto Delgado.
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Price to beat on a one-way flight from District of Columbia to Lisbon Humberto Delgado.
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Find flight deals from District of Columbia to Lisbon

Cheapest flights from District of Columbia to Lisbon
Explore the most affordable flight options available from District of Columbia to Lisbon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Gurufare deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1711:10 amDCA - LIS
2 stops29h 20mScandinavian Airlines
Sat 11/227:05 amLIS - DCA
2 stops20h 51mScandinavian Airlines
Deal found 9/13$622
This lol.travel deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/231:30 pmIAD - LIS
1 stop21h 00mTurkish Airlines
Thu 10/304:05 pmLIS - IAD
1 stop24h 40mTurkish Airlines
Deal found 9/14$622
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/284:40 pmDCA - LIS
2 stops20h 15mMultiple Airlines
Tue 11/46:25 amLIS - DCA
2 stops20h 31mMultiple Airlines
Deal found 9/13$623
This Mytrip deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1210:20 amIAD - LIS
3 stops19h 00mMultiple Airlines
Sat 10/258:30 pmLIS - IAD
2 stops25h 20mMultiple Airlines
Deal found 9/14$623
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:30 pmIAD - LIS
1 stop20h 35mTurkish Airlines
Sun 11/165:55 amLIS - IAD
1 stop18h 20mTurkish Airlines
Deal found 9/13$624
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/304:40 pmDCA - LIS
2 stops23h 45mMultiple Airlines
Thu 11/66:25 amLIS - DCA
2 stops20h 31mMultiple Airlines
Deal found 9/15$625
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:00 amIAD - LIS
3 stops20h 25mMultiple Airlines
Sat 11/1510:00 pmLIS - IAD
2 stops23h 40mMultiple Airlines
Deal found 9/15$625
This Mytrip deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:20 amIAD - LIS
3 stops23h 55mMultiple Airlines
Thu 10/307:40 amLIS - IAD
2 stops17h 25mMultiple Airlines
Deal found 9/15$626
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:15 pmDCA - LIS
2 stops21h 25mMultiple Airlines
Tue 11/1812:50 pmLIS - DCA
2 stops39h 06mMultiple Airlines
Deal found 9/15$627
This FlightHub deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1610:20 pmIAD - LIS
Nonstop7h 20mTAP AIR PORTUGAL
Wed 11/55:15 pmLIS - IAD
Nonstop8h 45mTAP AIR PORTUGAL
Deal found 9/12$627
This Scandinavian Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:30 pmIAD - LIS
1 stop13h 35mScandinavian Airlines
Fri 11/213:45 pmLIS - IAD
1 stop32h 05mScandinavian Airlines
Deal found 9/14$629
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/115:30 pmIAD - LIS
Nonstop7h 05mTAP AIR PORTUGAL
Wed 11/195:15 pmLIS - IAD
Nonstop8h 45mTAP AIR PORTUGAL
Deal found 9/13$632

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from District of Columbia to Lisbon that are best for you.

Fly from

District of Columbia

Fly to

Lisbon

Route

Depart

Return

Price

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Thu 10/23

1:30 pm-3:30 pm

1 stop21h 00m

Lisbon Humberto Delgado

Thu 10/30

4:05 pm-12:45 pm

1 stop24h 40m

$630

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Fri 10/17

9:05 pm-5:40 pm

1 stop15h 35m

Lisbon Humberto Delgado

Tue 10/28

5:55 pm-7:45 pm

1 stop29h 50m

$652

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Thu 3/12

9:30 pm-10:00 pm

2 stops44h 30m

Lisbon Humberto Delgado

Tue 3/17

8:05 am-6:15 pm

2 stops38h 10m

$670

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Fri 10/17

1:30 pm-3:15 pm

1 stop20h 45m

Lisbon Humberto Delgado

Wed 10/22

5:55 am-7:45 pm

1 stop18h 50m

$702

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sat 10/18

9:40 pm-3:30 pm

1 stop36h 50m

Lisbon Humberto Delgado

Wed 10/22

10:55 am-11:45 am

1 stop29h 50m

$702

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Sat 10/18

9:40 pm-3:30 pm

1 stop36h 50m

Lisbon Humberto Delgado

Tue 10/28

4:05 pm-12:45 pm

1 stop24h 40m

$702

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Fri 11/28

8:45 pm-11:35 am

1 stop9h 50m

Lisbon Humberto Delgado

Sun 12/7

5:55 pm-6:45 pm

1 stop29h 50m

$707

Washington, D.C.Lisbon

IAD - LIS

IADLIS

Washington, D.C. Dulles Intl

Thu 3/5

1:30 pm-3:05 pm

1 stop20h 35m

Lisbon Humberto Delgado

Sat 3/7

11:40 am-11:45 am

1 stop29h 05m

$712

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sun 2/22

11:00 am-3:40 pm

2 stops23h 40m

Lisbon Humberto Delgado

Thu 2/26

6:55 pm-11:08 pm

2 stops33h 13m

$724

Washington, D.C.Lisbon

DCA - LIS

DCALIS

Washington, D.C. Reagan-National

Sat 3/14

11:00 am-4:05 pm

2 stops25h 05m

Lisbon Humberto Delgado

Tue 3/24

12:50 pm-11:08 pm

2 stops38h 18m

$729

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 47 results
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Best time to book a flight from District of Columbia to Lisbon

Have a flexible travel schedule? Discover the best time to fly to Lisbon from District of Columbia 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 District of Columbia to Lisbon

What is the cheapest month to book a flight from District of Columbia to Lisbon?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Lisbon (average of $612). Flying from District of Columbia to Lisbon in June is currently the most expensive (average of $1,127). 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 DC to LIS?

Find hourly flight availability from District of Columbia 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 September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Lisbon as you normally would.

Weekly flight availability from District of Columbia to Lisbon

Explore weekly flight availability from District of Columbia to Lisbon. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2025.

The most flights from USDC to LIS are scheduled on a Monday (7 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (5 on average).

Related info for your journey

Find useful and relevant information for your journey from District of Columbia 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 District of Columbia?

    Lisbon Humberto Delgado (LIS) is the airport you will fly into if you book a flight from District of Columbia to Lisbon. It is only a 4.2 mi journey from Humberto Delgado (LIS) to Lisbon’s city center.

  • How long is the flight from District of Columbia to Lisbon?

    For as low as $652, Turkish Airlines can have you in Lisbon from District of Columbia in 15h 35m. District of Columbia and Lisbon are separated by a distance of 3580 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to Lisbon one-way?

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $335. Scandinavian Airlines flights start at $355 while deals on Royal Air Maroc start at $369 one-way.

  • What are the most reliable airlines from District of Columbia to Lisbon?

    No one likes to see their flight delayed. When booking a flight from District of Columbia to Lisbon consider choosing JetBlue (57%), Air Canada (55%) or United Airlines (55%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from District of Columbia to Lisbon?

    While on average a flight from District of Columbia to Lisbon is generally $1,373, our data shows the cheapest flight currently is $211. When looking at the most popular route, (Washington, D.C. Dulles Intl - Lisbon Humberto Delgado), you can expect to pay $451 for that flight.

  • Can I find deals for flights from District of Columbia to Lisbon that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Lisbon flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Lisbon?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Lisbon.

  • Can I find deals for business class flights from District of Columbia to Lisbon?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Lisbon?

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Lisbon (average of $612). Flying from District of Columbia to Lisbon in June is currently the most expensive (average of $1,127). 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

Traveling to a place near Lisbon?

Book flights to Lisbon if you plan to visit one of these locations
Sintra
Fátima
Oeiras
Beja
Nazaré
Ericeira
Costa da Caparica
Torres Vedras
Sesimbra
Colares

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Alternative routes for District of Columbia to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from District of Columbia to Lisbon

Discover the top 10 airlines that operate flights from District of Columbia to Lisbon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$338Average$420FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$480Average$784FlexibilityNo cancel feeOn-time70%
TAP AIR PORTUGALCheapest$506Average$932FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$508Average$783FlexibilityNo cancel feeOn-time71%
Royal Air MarocCheapest$552Average$649FlexibilityNo cancel feeOn-time75%
DeltaCheapest$563Average$1,382FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$586Average$667FlexibilityNo cancel feeOn-time77%
IberiaCheapest$592Average$770FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$665Average$1,023FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$666Average$1,109FlexibilityNo cancel feeOn-timeN/A

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