$728 Cheap Aer Lingus flights Frankfurt (FRA) to Washington (IAD)

View $728 flight on Thu, Dec 11, 2025Opens in a new window

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$728 Cheap Aer Lingus flights Frankfurt (FRA) to Washington (IAD)

Prices were available within the past 7 days and start at $728 for one-way flights and $610 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, Oct 29 - Tue, Nov 4
FRA
Frankfurt
IAD
Washington
$610 Roundtrip, found 19 hours ago
$610
Roundtrip
found 19 hours ago
Select Aer Lingus flight, departing Wed, Oct 29 from Frankfurt to Washington, returning Tue, Nov 4, priced at $610 found 19 hours ago
Aer Lingus
Sat, Oct 18 - Sat, Oct 25
FRA
Frankfurt
IAD
Washington
$612 Roundtrip, found 1 hour ago
$612
Roundtrip
found 1 hour ago
Select Aer Lingus flight, departing Sat, Oct 18 from Frankfurt to Washington, returning Sat, Oct 25, priced at $612 found 1 hour ago
Flights from Frankfurt (FRA) to Washington (IAD)
Origin airport
Frankfurt Intl.
Destination airport
Washington Dulles Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, ITA Airways, Iberia, Icelandair, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Popular airline
TAP Portugal
Distance
4068 mi
Average flight time
2 hours 52 mins

Frequently asked questions

How much is an Aer Lingus flight from Frankfurt Intl. Airport (FRA) to Washington Dulles Intl. Airport (IAD)?
Landing cheap one-way Aer Lingus flights from FRA to IAD from $728 on Expedia is simple --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $610 for your next adventure.**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 FRA to IAD with Aer Lingus?
January is one of the most affordable months to get away to Washington with Aer Lingus. You could also find fantastic deals on return and one-way fares in February.
What is the cheapest time to book flights from Frankfurt Intl. Airport (FRA) to Washington Dulles Intl. Airport (IAD) with Aer Lingus?
Landing the best Aer Lingus deals from FRA to IAD often comes down to booking at the right moment. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is usually the most expensive day to book.* It's a good idea to start searching for flights about one month before your travel dates.*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 Aer Lingus fly nonstop from Frankfurt Intl. Airport (FRA) to Washington Dulles Intl. Airport (IAD)?
To find out if there's a direct route from FRA to IAD with Aer Lingus or any other airlines, select the "Nonstop" filter when browsing for flights.
What is the earliest Aer Lingus flight from FRA to IAD?
To find the earliest departure from FRA to IAD with Aer Lingus, filter your search by "Early Morning" and "Morning." Choosing an early flight generally means cancellations are less likely.**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 Aer Lingus fly into in Washington?
Washington Dulles Intl. Airport (IAD) is the primary Washington gateway for Aer Lingus flights from Frankfurt Intl. Airport (FRA).
What kind of luggage can I take on an Aer Lingus flight from Frankfurt Intl. Airport (FRA) to Washington Dulles Intl. Airport (IAD)?
For checked luggage, passengers can bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches. You can also travel with 1 cabin bag on board when flying standard economy from FRA to IAD with Aer Lingus. This carry-on has to weigh less than 22 lb and be no bigger than 21 inches x 15 inches x 9 inches. Exceeding these restrictions can mean extra fees, so check Aer Lingus's baggage allowance policies before you begin packing.
Why fly with Aer Lingus from FRA to IAD?
With a 4-star airline rating and a rewarding loyalty program, Aer Lingus is a favorite for many travelers heading from FRA to IAD. What's more, if you're an Aer Lingus AerClub and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Aer Lingus flight from Frankfurt Intl. Airport (FRA) to Washington Dulles Intl. Airport (IAD)?
Depending on your fare type, a fee may apply if you cancel or reschedule your flight more than 24 hours after confirmation. To find flexible fares, select our "Changes included" and "No cancel fee" boxes when searching for flights. For more information on canceling or modifying your reservation, go to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.