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 $491. Other airlines that can offer you cheap pricing are British Airways, from $547, and United Airlines, from $548. TAP AIR PORTUGAL is priced at 34% 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 PLAY, which is currently one of the cheapest options available, starting at $355. Lufthansa flights start at $404 while deals on TAP AIR PORTUGAL start at $433 one-way.

Question 3

When is the best time 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 $280). Flying from Lisbon to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $397). 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.

January

$308

February

$303

March

$358

April

$337

May

$336

June

$397

July

$376

August

$298

September

$280

October

$303

November

$328

December

$293

Question 4

When is the best time to 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

When is the cheapest time 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 6

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 5/16.

Question 7

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 8

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 $1,885, our data indicates the cheapest price to be $454. The most popular route (Lisbon Humberto Delgado - Washington, D.C. Dulles Intl), is priced around $484.

Question 9

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 10

Can I find flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $500 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $500. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $491, but on average you can expect to pay $566.

Question 11

Are there nonstop flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $500 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Lisbon to Washington, D.C. Dulles Intl Airport under $500. A good price for a nonstop flight from Lisbon to Washington, D.C. Dulles Intl Airport is less than $843.

Question 12

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 13

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 14

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 24% by booking at least 58 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 15

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 $476.

Question 16

When is the cheapest time to fly from Lisbon to Washington, D.C. Dulles Intl Airport (LIS - 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 10% on the flight price compared to flying at noon, which is usually more expensive.

Question 17

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 18

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 19

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 20

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 21

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 22

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 23

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 24

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 25

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.

Question 26

How does Cheapflights help users find flights from Lisbon to Dulles Intl?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Lisbon to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 27

Why should you use Cheapflights to find cheap flight tickets from Lisbon to Dulles Intl?

Accepted Answer

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Dulles Intl from Lisbon.

Question 28

Can Cheapflights find flights from Lisbon to Dulles Intl with no change fees?

Accepted Answer

Need flexible booking options for your flight to Dulles Intl from Lisbon? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Question 29

Can Cheapflights notify me if prices for flights from Lisbon to Dulles Intl become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Lisbon to Dulles Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Popular in	June
Cheapest in	January
Average price	$795
Round-trip from	$235

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$479	Average$521	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air France	Cheapest$481	Average$617	FlexibilityNo cancel fee	On-time77%	Search Air France flights
TAP AIR PORTUGAL	Cheapest$527	Average$725	FlexibilityNo cancel fee	On-timeN/A	Search TAP AIR PORTUGAL flights
American Airlines	Cheapest$546	Average$660	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	Cheapest$567	Average$842	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Lufthansa	Cheapest$616	Average$766	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights

1%of flight departures	Early morningMidnight to 6 am
88%of flight departures	Morning6 am to noon
11%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 $325

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 6/15. 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?

When is the cheapest time to fly from Lisbon to Washington, D.C. Dulles Intl Airport (LIS - IAD)?

Cheap TAP AIR PORTUGAL flights from Lisbon to Dulles Intl

Take a peek at the cheapest TAP AIR PORTUGAL flights we've detected traveling from Lisbon to Washington, D.C.. Come back soon if you're not finding the exact deal you're looking for.

Cheap British Airways flights from Lisbon to Dulles Intl

Browse through some of the cheapest British Airways flights traveling from Lisbon to Washington, D.C.. Check back soon if you're not seeing flights that suit your needs.

Cheap Lisbon to Dulles Intl flights in May & June 2024

Find cheap flight options from Lisbon to Dulles Intl specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 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 2,637,452 searches. Data last updated May 16, 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.

Non-stop flights to Dulles Intl from Lisbon

Consider booking one of these non-stop flights heading from Lisbon to Washington, D.C.. Users can also choose from other Lisbon to Washington, D.C. flights by using the search form above.

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

When is the best time to 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 10, 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.

When is the cheapest time 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 May 12, 2024.

Average price of flights to Dulles Intl by month

Plan your trip from Lisbon to Dulles Intl by taking into account the cheapest months to travel. The average price of a one-way flight from Lisbon to Dulles Intl is currently $353 while a round-trip flight costs $568. Price data was last updated on May 12, 2024.

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

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 $500 on Cheapflights?

Are there nonstop flights from Lisbon to Washington, D.C. Dulles Intl Airport for under $500 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 popular airlines that fly from Lisbon to Washington, D.C. Dulles Intl Airport?

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?

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

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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 May 16, 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 May 16, 2024.

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Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Lisbon to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets from Lisbon to Dulles Intl?

Can Cheapflights find flights from Lisbon to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights from Lisbon to Dulles Intl become cheaper?

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