$845 Cheap TAP Portugal flights Athens (ATH) to Washington (IAD)

View $845 flight on Wed, Jan 21, 2026Opens in a new window

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$845 Cheap TAP Portugal flights Athens (ATH) to Washington (IAD)

Prices were available within the past 7 days and start at $845 for one-way flights and $1,101 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

TAP Portugal
Wed, Dec 17 - Tue, Mar 17
ATH
Athens
IAD
Washington
$1,101 Roundtrip, found 3 days ago
$1,101
Roundtrip
found 3 days ago
Select TAP Portugal flight, departing Wed, Dec 17 from Athens to Washington, returning Tue, Mar 17, priced at $1,101 found 3 days ago
Flights from Athens (ATH) to Washington (IAD)
Origin airport
Eleftherios Venizelos
Destination airport
Washington Dulles Intl.
Airlines serving
Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, EGYPTAIR, Emirates, ITA Airways, Iberia, KLM, Lufthansa, Qatar Airways, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
Swiss International Air Lines
Distance
5155 mi
Average flight time
11 hours 10 mins

Frequently asked questions

How much is a TAP Portugal flight from Eleftherios Venizelos Airport (ATH) to Washington Dulles Intl. Airport (IAD)?
You can discover cheap return TAP Portugal flights from $1,101 from ATH to IAD by organizing your results from "Price (lowest to highest)" on Expedia. Or look for bargains from $845 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ATH to IAD with TAP Portugal?
TAP Portugal flights to Washington are generally cheaper in the quieter months of January and February. Whether you need a round-trip or one-way ticket, you could score a better deal then.
What is the cheapest time to book flights from Eleftherios Venizelos Airport (ATH) to Washington Dulles Intl. Airport (IAD) with TAP Portugal?
To get cheap flights from ATH to IAD with TAP Portugal, begin searching about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does TAP Portugal fly nonstop from Eleftherios Venizelos Airport (ATH) to Washington Dulles Intl. Airport (IAD)?
To find out if there's a direct trip from ATH to IAD with TAP Portugal or other airlines, check the "Nonstop" box when searching for tickets.
What is the earliest TAP Portugal flight from ATH to IAD?
To find the earliest departure from ATH to IAD with TAP Portugal, sort your results by "Morning" and "Early Morning." Booking an early flight generally means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does TAP Portugal fly into in Washington?
Hop on a TAP Portugal flight from Eleftherios Venizelos Airport (ATH) to Washington, and you'll probably come in to Washington Dulles Intl. Airport (IAD). This is the airline's main hub in this destination.
What kind of luggage can I take on a TAP Portugal flight from Eleftherios Venizelos Airport (ATH) to Washington Dulles Intl. Airport (IAD)?
TAP Portugal allows passengers to bring 2 checked-in bags weighing up to 50 lb with maximum dimensions of 62 inches on standard economy flights from ATH to IAD. You can also bring 1 cabin bag in the cabin. This carry-on luggage must not exceed 45 inches and be no heavier than 17 lb. Baggage policies can differ depending on the cabin class and fare type, so check your booking or TAP Portugal's website to avoid paying extra fees at the airport.
Can I change or cancel my TAP Portugal flight from Eleftherios Venizelos Airport (ATH) to Washington Dulles Intl. Airport (IAD)?
Changes are often free within 24 hours of making your booking, but your airline may charge a fee after that. For further details about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without additional charges, apply the "No cancel fee" or "Changes included" filter when planning your next escape.

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