$729 Cheap Aer Lingus flights Zürich (ZRH) to Washington (IAD)

View $729 flight on Sun, Oct 19, 2025Opens in a new window

$729 Cheap Aer Lingus flights Zürich (ZRH) to Washington (IAD)

Prices were available within the past 7 days and start at $729 for one-way flights and $541 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Mon, Sep 1 - Sun, Sep 14
ZRH
Zürich
IAD
Washington
$541 Roundtrip, found 1 hour ago
$541
Roundtrip
found 1 hour ago
Select Aer Lingus flight, departing Mon, Sep 1 from Zürich to Washington, returning Sun, Sep 14, priced at $541 found 1 hour ago
Flights from Zürich (ZRH) to Washington (IAD)
Origin airport
Zürich
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
Popular airline
TAP Portugal
Distance
4146 mi
Average flight time
3 hours 27 mins

Frequently asked questions

How much is an Aer Lingus flight from Zurich Airport (ZRH) to Washington Dulles Intl. Airport (IAD)?
Use the "Price (lowest to highest)" filter on Expedia to search for cheap Aer Lingus return flights from $541 from ZRH to IAD. Affordable one-way options from $729 are also on offer.**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 ZRH to IAD with Aer Lingus?
January is one of the least expensive months to travel to Washington with Aer Lingus. You could also find great prices on return and one-way fares in February.
What is the cheapest time to book flights from Zurich Airport (ZRH) to Washington Dulles Intl. Airport (IAD) with Aer Lingus?
To discover affordable flights from ZRH to IAD with Aer Lingus, start 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 helpful 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 Aer Lingus fly nonstop from Zurich Airport (ZRH) to Washington Dulles Intl. Airport (IAD)?
To find out if there's a direct route from ZRH to IAD with Aer Lingus or other airlines, check the "Nonstop" box when searching for tickets.
What is the earliest Aer Lingus flight from ZRH to IAD?
Sort your results by "Early Morning" and "Morning" to see the earliest flights from ZRH to IAD. Jetting off early means you're less likely to experience 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.
Can I change or cancel my Aer Lingus flight from Zurich Airport (ZRH) to Washington Dulles Intl. Airport (IAD)?
It's usually possible to reschedule or cancel your flight, although there may be a charge if you made your booking more than 24 hours ago. Want to keep your options open? Apply the "No cancel fee" or "Changes included" filter to find flights that won't charge extra if you have to adjust your plans. To modify your itinerary, visit "Trips," select your flight and click on "Manage Booking" for more information.

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