$377 Cheap TAP Portugal flights from Lisbon to Washington (LIS to IAD)

Find The Best Day To Fly from Lisbon to Washington

Amazing TAP Portugal LIS to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $590 round trip and $377 one way. Prices and availability subject to change. Additional terms may apply.

Fri, Sep 26 - Thu, Oct 9
LIS
Lisbon
IAD
Washington
$590 Roundtrip, found 2 days ago
$590
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Fri, Sep 26 from Lisbon to Washington, returning Thu, Oct 9, priced at $590 found 2 days ago

Frequently asked questions

Can I catch a flight from Humberto Delgado Airport (LIS) to IAD right now?
Be sure to check out our Covid-19 Travel Advisor to see if there are any present travel advice reports or quarantine requirements in place in Washington Dulles Intl. Airport (IAD) when flying from Lisbon Airport.
What terminal is TAP Portugal at Lisbon/Portela Airport?
If you’re flying from LIS to Dulles Intl. Airport with TAP Portugal, there’s a good chance you’ll be setting off from terminal 1. Your airline should be able to tell you which terminal you’ll be arriving at.
Are there TAP Portugal non-stop flights from LIS to IAD?
With TAP Portugal offering nonstop flights from Lisbon Airport to Dulles Intl. Airport, your next inspiring adventure is a plane ride away. Wave goodbye to the stress and baggage mix-ups that are often associated with stopovers, and book your seat today.
How long is a TAP Portugal flight from LIS to IAD?
Weather and air traffic permitting, your TAP Portugal flight from Humberto Delgado Airport (LIS) to Dulles Intl. Airport should take approximately 9 hours and 13 minutes. You’ll have enough time to enjoy some refreshments, squeeze in a nap and work on your itinerary before you land.
What type of aircraft does TAP Portugal fly from LIS to IAD?
You’ll have the chance to experience everything the Airbus A321neo has to offer when flying between Lisbon/Portela Airport and Washington Dulles Intl. Airport (IAD) with TAP Portugal. This is the most commonly used aircraft on this route.
How many direct and indirect flights does TAP Portugal fly from LIS to IAD?
Around 10 TAP Portugal flights operate on the route between LIS and IAD each week.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Washington Dulles Intl. Airport (IAD), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best TAP Portugal flight from Lisbon LIS to Washington IAD 

To find the best deals on flights to Lisbon from Washington with TAP Portugal, just enter your travel dates, filter by TAP Portugal, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Lisbon LIS to Washington IAD with TAP Portugal 

If you’re planning a round trip, booking return flights with TAP Portugal is usually the most cost-effective option. With airfares ranging from $590 to $644, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way TAP Portugal flights from Lisbon LIS to Washington IAD 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way TAP Portugal flight from Lisbon to Washington costs from $377. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Washington IAD from  Lisbon LIS with TAP Portugal 

To find a cheap TAP Portugal flight from Lisbon LIS to Washington IAD, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on TAP Portugal flights from Lisbon LIS to Washington IAD 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as September, or if you book a flight with a stopover. 

 

Find nonstop flights from Lisbon LIS to Washington IAD with TAP Portugal 

If you’re keen to be on Washington soil fast, don’t waste time with a stopover—filter your search results to show direct TAP Portugal flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for TAP Portugal flights from Lisbon LIS to Washington IAD 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Washington IAD from  Lisbon LIS with TAP Portugal on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

TAP Portugal Airports
Hop on a(n) TAP Portugal flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DMERUSDomodedovo Intl.8
FCOITAFiumicino - Leonardo da Vinci Intl.6
FRADEUFrankfurt Intl.5
LISPRTHumberto Delgado3
CAGITAElmas2
LHRGBRHeathrow2
BOSUSALogan Intl.1
JFKUSAJohn F. Kennedy Intl.1
TXLDEUTegel1
ADDETHBole Intl.1

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