$833 Cheap Aer Lingus flights Exeter (EXT) to Washington (IAD)

Scoring cheap one-way Aer Lingus flights from EXT to IAD from $833 on Expedia is simple — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares for your next exciting 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.

Aer Lingus flights to Washington are often more affordable in the quieter months of January and February. Whether you’re in search of a return or one-way ticket, you could find a better deal then.

Landing the best Aer Lingus deals from EXT to IAD is typically all about timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. Better still, you can pocket 17% on average by buying your fare on a Sunday compared to a Friday, which is usually the most expensive day to book.* It’s smart to kick off your flight search about one month before you plan to travel.*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.

To figure out if there’s a direct trip from EXT to IAD with Aer Lingus or another airline, check the “Nonstop” filter when searching for flights.

Filter your results by “Morning” and “Early Morning” to find the earliest departures from EXT 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.

Aer Lingus flights from Exeter Intl. Airport (EXT) to Washington arrive at Washington Dulles Intl. Airport (IAD). This is the main entry point to this city.

Aer Lingus allows you to bring 1 checked-in bag weighing up to 50 lb with dimensions not exceeding 62 inches on standard economy flights from EXT to IAD. Additionally, you can take 1 cabin bag in the cabin. This carry-on luggage must not exceed 21 inches x 15 inches x 9 inches and weigh no more than 22 lb. Baggage rules can differ based on your fare type and cabin class, so check your booking or Aer Lingus’s website to avoid additional fees at the airport.

Offering a 4-star airline rating and a rewarding loyalty program, Aer Lingus is a popular option for many passengers heading from EXT to IAD. Also, 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 travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee typically applies if you cancel or change your flight more than 24 hours after it has been confirmed. To secure tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when searching for flights. For more details on changing or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”