Cheap flights from Dulles Intl (IAD) to Lisbon (LIS)

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How to find the cheapest flight from
Dulles Intl (IAD) to Lisbon (LIS)

All the information you need to plan the best IAD to LIS flight in 2021: compare Dulles Intl to Lisbon flight prices with the expected peak season, weather and rainfall in Lisbon.
IAD - LIS
Price
$626 - $966
LIS
Temperature
51.8 - 73.4 °F
LIS
Precipitation
0.2 - 4.8 inches

Popular in

December

High demand for flights, 29% potential price rise

Cheapest in

February

Best time to find cheap flights, 9% potential price drop

Round-trip from

$626

From Washington Dulles Intl to Lisbon Humberto Delgado

One-way from

$355

One-way flight from Washington Dulles Intl to Lisbon Humberto Delgado

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Washington Dulles Intl Airport to Lisbon (IAD - LIS)?

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

What is the cheapest month to fly from Washington Dulles Intl Airport to Lisbon?

August is one of the best times of the year to fly to Lisbon from Washington Dulles Intl Airport. Prices for August average $682 per person but you can even find prices for as low as $560. The most expensive prices can be found in the month of December. Opting for a August flight can save you 21% on your journey compared to booking in August

How far in advance should I book a flight from Washington Dulles Intl Airport to Lisbon?

Users have found that booking a flight from Washington Dulles Intl Airport to Lisbon at least 61 days early can save you up to 48% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Washington Dulles Intl Airport to Lisbon for as little as $1,029 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,037 for flights departing within the next 3 days.

Cheap flights from Dulles Intl to Lisbon in November, December 2021

The best prices found for IAD to LIS flights for November, December
29 Nov - 3 Dec
$391pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
6 Dec - 10 Dec
$392pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
2 Dec - 12 Dec
$393pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl

Washington Dulles Intl to Lisbon 2022 flight deals

Cheap flights to Lisbon from Dulles Intl found for next year
29 Nov - 3 Dec
$391pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
6 Dec - 10 Dec
$392pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
2 Dec - 12 Dec
$393pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl

Non-stop flights to Lisbon from Dulles Intl

Save time with Dulles Intl to Lisbon direct flight deals
28 Jan - 6 Feb
$366pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
Non-Stop
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
TAP AIR PORTUGAL
Non-Stop
IAD
Washington Dulles Intl
28 Jan - 6 Feb
$368pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
Non-Stop
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
TAP AIR PORTUGAL
Non-Stop
IAD
Washington Dulles Intl
30 Jan - 4 Feb
$370pp
IAD
Washington Dulles Intl
TAP AIR PORTUGAL
Non-Stop
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
TAP AIR PORTUGAL
Non-Stop
IAD
Washington Dulles Intl

Last minute flights from Dulles Intl to Lisbon

Late deals on round-trip flights to Lisbon from Dulles Intl, departing today and this week
29 Nov - 3 Dec
$391pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
2 Dec - 10 Dec
$392pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl
2 Dec - 12 Dec
$393pp
IAD
Washington Dulles Intl
United Airlines
 
1 STOP
LIS
Lisbon Humberto Delgado
LIS
Lisbon Humberto Delgado
United Airlines
   
2 STOPS
IAD
Washington Dulles Intl

One-way flights to Humberto Delgado from Washington Dulles Intl

The cheapest one-way flights from Dulles Intl to Lisbon
1:15 pm - 1:00 pm
SAS
2 Stops
18h 45m
IAD - LIS
SAS
$355
TravelMerry
5:10 pm - 1:05 pm
Iberia
2 Stops
14h 55m
IAD - LIS
Iberia
$356
Priceline
5:20 pm - 5:20 am
TAP AIR PORTUGAL
Nonstop
7h 00m
IAD - LIS
TAP AIR PORTUGAL
$379
Travelgenio

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Dulles Intl</span> to <span class="emphasized">Lisbon</span> flights.

Flight FAQs

From Dulles Intl to Lisbon

What airport do you fly into for flights to Lisbon from Washington Dulles Intl?

Most people fly into Lisbon Humberto Delgado (LIS) if they book a flight to Lisbon from Washington Dulles Intl. On average, Humberto Delgado has 0 inbound flights from Washington Dulles Intl per day from 16 airlines. Lisbon Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.

Which airlines flying from Washington Dulles Intl to Lisbon Humberto Delgado have flexible cancellations due to COVID-19?

Some of our airline partners flying from Washington Dulles Intl to Lisbon Humberto Delgado have new flexible policies in place due to COVID-19. United Airlines, TAP AIR PORTUGAL, and Lufthansa are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like United Airlines with this kind of flexibility.

Can I find flights from Washington Dulles Intl Airport to Lisbon for under $400 on Cheapflights?

Yes, there are multiple flights from Washington Dulles Intl Airport to Lisbon for under $400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $366, but on average you can expect to pay $393.

Are there nonstop flights from Washington Dulles Intl Airport to Lisbon for under $400 on Cheapflights?

Cheapflights has at least 20 direct flights from Washington Dulles Intl Airport to Lisbon under $400. A good price for a nonstop flight from Washington Dulles Intl Airport to Lisbon is less than $410.

Are there last-minute flights available from Washington Dulles Intl Airport to Lisbon for under $400?

There are currently 20+ open flights from Washington Dulles Intl Airport to Lisbon within the next 7 days for less than $400.

What are the cheapest airlines flying from Washington Dulles Intl Airport to Lisbon round-trip?

Flying on TAP AIR PORTUGAL is currently your cheapest option to Lisbon, with prices starting at $366. Additional round-trip tickets that might be worth considering are offered by United Airlines and Air Canada, with the lowest prices starting at $392 and $401, respectively. TAP AIR PORTUGAL is priced at 46% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Washington Dulles Intl Airport to Lisbon one-way?

The cheapest airlines for a one-way flight from Washington Dulles Intl Airport to Lisbon are TAP AIR PORTUGAL ($245), Royal Air Maroc ($316), and SAS ($355).

What are the cheapest flights from Washington Dulles Intl Airport to Lisbon?

The cheapest flight price from Washington Dulles Intl Airport to Lisbon is $274. On average you can expect to pay $1,240. The most popular route, (Washington Dulles Intl - Lisbon Humberto Delgado), can usually be booked for $366.

What are the most popular airlines that fly from Washington Dulles Intl Airport to Lisbon?

When booking a flight from Washington Dulles Intl Airport to Lisbon, you may want to consider flying on Major Airline, American Airlines or Air Canada as they are the most popular for this route.

Related searches

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Rent a Car

Car Rentals in Lisbon

COVID Restrictions

View COVID Travel Restrictions for Lisbon, Portugal

Do I need a COVID test to fly to Lisbon from Dulles Intl?

Information is based on travel restrictions from Washington Dulles Intl to Lisbon Humberto Delgado

Most visitors from Washington Dulles Intl need to provide a negative COVID-19 test result and/or quarantine to enter Lisbon Humberto Delgado.

COVID-19 testing requirements
Visitors from Washington Dulles Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 for RT-PCR (NAAT) and 24 Antigen (quick-test) hours before departing to Lisbon Humberto Delgado.

Quarantine requirements
Visitors from Washington Dulles Intl are not required to quarantine after entering Lisbon Humberto Delgado.

Documents
Health declaration for Madeira - Travelers must complete and submit it 12-48 hours before departure. This will generate a QR code which must be presented upon arrival.


Do I need a test to fly back to Dulles Intl from Lisbon?

Returning to Washington Dulles Intl from Lisbon Humberto Delgado

COVID-19 testing requirements
Visitors from Lisbon Humberto Delgado must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Washington Dulles Intl.

Quarantine requirements
Visitors from Lisbon Humberto Delgado are not required to quarantine after entering Washington Dulles Intl.

Hide COVID Travel Restrictions for Lisbon, Portugal

Alternative routes for Dulles Intl to Lisbon

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Lisbon

Things to know before you go - useful duration and weather info for your trip from Dulles Intl to Lisbon.
Today's exchange rate
$1 = €0.89
Flight duration from Washington Dulles Intl to LIS
7h 47m
Average temperature for November in Lisbon
64.4 °F
Avg rainfall for November in Lisbon
0.2 ″

Airports servicing Washington

Airports servicing Lisbon

Top 10 airlines flying from Washington Dulles Intl to Lisbon Humberto Delgado

The chart below displays the airlines Cheapflights users traveling from Dulles Intl to Lisbon choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
British Airways
$306 $710 No cancel fee 70%
American Airlines
$456 $945 No cancel fee 71%
Iberia
$473 $586 No cancel fee 77%
Delta
$506 $754 No cancel fee N/A
KLM
$507 $678 No cancel fee 75%
TAP AIR PORTUGAL
$523 $843 No cancel fee N/A
SWISS
$536 $644 No cancel fee 79%
Lufthansa
$547 $790 No cancel fee 76%
Air Canada
$548 $678 No cancel fee 67%
United Airlines
$555 $940 No cancel fee 69%

Hourly flight availability from Dulles Intl to Lisbon

See what time of day planes typically take off from Dulles Intl towards Lisbon.
Evening 6 PM to midnight 100% of IAD to LIS departures
Early morning Midnight to 6 AM 0% of IAD to LIS departures
Morning 6 AM to noon 0% of IAD to LIS departures
Afternoon Noon to 6 PM 0% of IAD to LIS departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Dulles Intl to Lisbon
See how many times per day planes take to the skies headed from Dulles Intl to Lisbon.
Sunday
1 daily flight
Monday
1 daily flight
Tuesday
0 flights
Wednesday
0 flights
Thursday
0 flights
Friday
1 daily flight
Saturday
0 flights
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