Question 1

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

Accepted Answer

Cheapflights users have booked flights from Lisbon to Washington, D.C. Dulles Intl Airport round-trip from $644. Other airlines that can offer you cheap pricing are PLAY, from $707, and Lufthansa, from $713. American Airlines is priced at 14% lower than the current average price of a flight leaving 3 months from now.

Question 2

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

Accepted Answer

To fly one-way, consider booking your trip with Royal Air Maroc, which is currently one of the cheapest options available, starting at $483. British Airways flights start at $511 while deals on WorldTicket start at $535 one-way.

Question 3

How recently were the Lisbon to Washington, D.C. Dulles Intl Airport flight deals updated?

Accepted Answer

The Lisbon to Washington, D.C. Dulles Intl Airport flight deals you see on this page were last updated on 6/6.

Question 4

How far ahead should I book a flight from Lisbon to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To ensure you get the cheapest price possible for a flight from Lisbon to Washington, D.C. Dulles Intl Airport, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 5

What is the cheapest month to book a flight from Lisbon to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Currently, September is the cheapest month in which you can book a flight from Lisbon to Washington, D.C. Dulles Intl Airport (average of $278). Flying from Lisbon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $382). 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.

Question 6

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

Accepted Answer

Travelers seeking maximum savings on their Lisbon to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Question 9

What are the cheapest flights from Lisbon to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Looking for the cheapest flight from Lisbon to Washington, D.C. Dulles Intl Airport? While on average our users pay $1,547, our data indicates the cheapest price to be $445. The most popular route (Lisbon Humberto Delgado - Washington, D.C. Dulles Intl), is priced around $548.

Question 10

What are the most reliable airlines from Lisbon to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Consider Air Canada (82%), United Airlines (82%) or Lufthansa (82%) when booking your flight. These represent the most reliable airlines when flying from Lisbon to Washington, D.C. Dulles Intl Airport.

Question 11

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

Accepted Answer

American Airlines, Air France and British Airways are the most popular airlines when flying from Lisbon to Washington, D.C. Dulles Intl Airport.

Question 12

Can I find flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $700 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $700. The cheapest flight booked recently is on American Airlines for just $644, but on average you can expect to pay $722.

Question 13

Are there nonstop flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $600 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Lisbon to Washington, D.C. Dulles Intl Airport under $600. A good price for a nonstop flight from Lisbon to Washington, D.C. Dulles Intl Airport is less than $713.

Question 14

Are there last-minute flights available from Lisbon to Washington, D.C. Dulles Intl Airport for under $700?

Accepted Answer

There are currently 20+ open flights from Lisbon to Washington, D.C. Dulles Intl Airport within the next 7 days for less than $700.

Question 15

What is the cheapest day to fly round-trip from Lisbon to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Users have found that flying from Lisbon to Washington, D.C. Dulles Intl Airport on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 16

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

Accepted Answer

Find a great deal and save up to 22% by booking at least 30 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Lisbon to Washington, D.C. Dulles Intl Airport within the next two weeks, with the cheapest ticket starting at $632.

Question 17

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

Accepted Answer

Flights from Lisbon to Washington, D.C. Dulles Intl Airport lean towards being more expensive in July. Prices are generally better when you fly from Lisbon to Washington, D.C. Dulles Intl Airport in November, with the cheapest ticket starting at $483.

Question 18

What is the cheapest time of day to fly from LIS to IAD?

Accepted Answer

It’s typically best to fly out from Lisbon to Washington, D.C. Dulles Intl Airport in the morning. Doing so could potentially save you 4% on the flight price compared to flying at noon, which is usually more expensive.

Question 19

What airport do you fly from for flights from Lisbon to Washington, D.C. Dulles Intl?

Accepted Answer

Most people fly from Lisbon Humberto Delgado (LIS) if they book a flight from Lisbon to Washington, D.C. Dulles Intl. On average, Humberto Delgado has 1 outbound flight to Washington, D.C. Dulles Intl per day from 6 airlines. Lisbon Humberto Delgado is conveniently located just 4.2 mi from Lisbon’s city center.

Question 20

What does LIS to IAD mean?

Accepted Answer

This is defined as Lisbon Humberto Delgado Airport (LIS) and Washington, D.C. Dulles Intl Airport (IAD). Codes like Washington, D.C. Dulles Intl Airport are often used to just call airports uniquely.

Question 21

Can I find deals for flights from Lisbon to Dulles Intl that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Lisbon to Dulles Intl flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 22

Can I find deals on flights from Lisbon to Dulles Intl with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Lisbon to Dulles Intl flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 23

Can I find deals for flights from Lisbon to Dulles Intl that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Lisbon to Dulles Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 24

How can I find direct flights from Lisbon to Dulles Intl?

Accepted Answer

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

Question 25

Can I find deals for business class flights from Lisbon to Dulles Intl?

Accepted Answer

Yes. Cheapflights offers flight deals from Lisbon to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 26

Can I find deals for flights from Lisbon to Dulles Intl that allow pets onboard?

Accepted Answer

Many airlines flying from Lisbon to Dulles Intl offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 27

Can I find deals on last-minute flights from Lisbon to Dulles Intl?

Accepted Answer

Yes, you can often find last-minute deals on Lisbon to Dulles Intl flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Popular in	June
Cheapest in	January
Average price	$1,027
Round-trip from	$234

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$479	Average$521	FlexibilityNo cancel fee	On-time70%
Air France	Cheapest$481	Average$617	FlexibilityNo cancel fee	On-time77%
TAP AIR PORTUGAL	Cheapest$514	Average$718	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$546	Average$660	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$567	Average$819	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$626	Average$779	FlexibilityNo cancel fee	On-time76%

0%of flight departures	Early morningMidnight to 6 am
75%of flight departures	Morning6 am to noon
25%of flight departures	AfternoonNoon to 6 pm
0%of flight departures	Evening6 pm to midnight

Sunday	1daily flight
Monday	1daily flight
Tuesday	1daily flight
Wednesday	1daily flight
Thursday	1daily flight
Friday	1daily flight
Saturday	1daily flight

Cheap flights from Lisbon (LIS) to Dulles Intl (IAD) from $468

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 6/22. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

The best prices from Lisbon Humberto Delgado to Washington, D.C. Dulles Intl are usually found in January or February, booked 69 days in advance, depart on a Wednesday or Thursday and return on a Monday

Cheap flight deals from Lisbon to Dulles Intl

Popular in

Cheapest in

Average price

Round-trip from

What is the cheapest day to fly round-trip from Lisbon to Washington, D.C. Dulles Intl Airport?

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

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

What is the cheapest time of day to fly from LIS to IAD?

Cheap Lisbon to Dulles Intl flights in June & July 2024

Find cheap flight options from Lisbon to Dulles Intl specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on junio 6, 2024.

These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. More deals are always being added, so be sure to check back regularly.

Lisbon to Dulles Intl 2024 flight deals

Discover exclusive flight deals for travel between Lisbon and Dulles Intl in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated junio 6, 2024.

These are some of the best deals we've found on flights to Washington, D.C. in 2024 at this time. More deals are always being added, so be sure to check back regularly.

Lisbon to Dulles Intl flights leaving soon

Users seeking a last-minute flight from Lisbon to Washington, D.C. should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Dulles Intl from Lisbon

Take a look at some of the one-way flights we've detected from Lisbon to Washington, D.C.. For those needing a return trip from Lisbon, there is a search form available above.

Find flights from Lisbon to Dulles Intl within your budget

How far ahead should I book a flight from Lisbon to Washington, D.C. Dulles Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Lisbon to Dulles Intl. Price data was last updated on May 31, 2024.

To ensure you get the cheapest price possible for a flight from Lisbon to Washington, D.C. Dulles Intl Airport, you should look to book at least 68 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Use this chart to determine the cheapest time to fly round-trip from Lisbon to Dulles Intl. Price data was last updated on June 2, 2024.

Best time to book a flight from Lisbon to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Lisbon with our price prediction graph.

Temperature and rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing Dulles Intl

See what other customers who have flown with Air Canada, SWISS and United Airlines from Lisbon to Washington, D.C. have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Lisbon to Dulles Intl. 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 from for flights from Lisbon to Washington, D.C. Dulles Intl?

Can I find flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $700 on Cheapflights?

Are there nonstop flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $600 on Cheapflights?

Are there last-minute flights available from Lisbon to Washington, D.C. Dulles Intl Airport for under $700?

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

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

What are the most reliable airlines from Lisbon to Washington, D.C. Dulles Intl Airport?

What are the cheapest flights from Lisbon to Washington, D.C. Dulles Intl Airport?

What does LIS to IAD mean?

Can I find deals for flights from Lisbon to Dulles Intl that include extra baggage allowance?

Can I find deals on flights from Lisbon to Dulles Intl with specific airlines?

Can I find deals for flights from Lisbon to Dulles Intl that include hotel bookings?

How can I find direct flights from Lisbon to Dulles Intl?

Can I find deals for business class flights from Lisbon to Dulles Intl?

Can I find deals for flights from Lisbon to Dulles Intl that allow pets onboard?

Can I find deals on last-minute flights from Lisbon to Dulles Intl?

How recently were the Lisbon to Washington, D.C. Dulles Intl Airport flight deals updated?

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

What is the cheapest month to book a flight from Lisbon to Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Lisbon to Dulles IntlSee prices for flight routes from nearby airports that may be better suited for you.

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

Top 6 airlines flying from Lisbon to Dulles Intl

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Lisbon to Dulles Intl by cabin class

Find flights from Lisbon to Dulles Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Lisbon to Dulles Intl

Find hourly flight availability from Lisbon to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 6, 2024.

Weekly flight availability from Lisbon to Dulles Intl

Explore weekly flight availability from Lisbon to Dulles Intl. 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 junio 6, 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

100% Free

Book with Flexibility

Travel Smart

Alternative routes for Lisbon to Dulles Intl
See prices for flight routes from nearby airports that may be better suited for you.