$520 Cheap Aer Lingus flights Washington (IAD) to Newquay (NQY)

Apply the “Price (lowest to highest)” filter on Expedia to look for cheap Aer Lingus round-trip flights from $693 from IAD to NQY. Affordable one-way fares from $520 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.

Browse for round-trip or one-way flights to Newquay in November or January. You could find a cheap fare with Aer Lingus during these off-peak travel months.

Landing the best Aer Lingus deals from IAD to NQY often comes down to booking at the right time. 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 tickets on a Sunday compared to a Friday, which is often the most expensive day to book.* It’s a good idea to start searching for flights about one month before your departure date.*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.

Use our “Nonstop” filter when searching for direct Aer Lingus flights from IAD to NQY. It’s also a good way to compare other airlines servicing the same nonstop route.

Sort your results by “Early Morning” and “Morning” to see the earliest flights from IAD to NQY. Heading 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.

Newquay Cornwall Airport (NQY) is the primary Newquay gateway for Aer Lingus flights from Washington Dulles Intl. Airport (IAD).

Aer Lingus allows you to bring 1 checked-in bag weighing up to 50 lb with maximum dimensions of 62 inches on standard economy flights from IAD to NQY. Additionally, you can bring 1 cabin bag with you in the cabin. This hand luggage must not exceed 21 inches x 15 inches x 9 inches and be no heavier than 22 lb. Baggage policies can differ based on your fare type and cabin class, so double-check your booking or Aer Lingus’s website to avoid extra costs at the airport.

Offering a rewarding loyalty program and a 4-star airline rating, Aer Lingus is a top choice for many travelers heading from IAD to NQY. Plus, 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 put toward future getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making your booking, but your airline may add a charge after that time. For more details about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to adjust your plans without additional charges, tick the “Changes included” and “No cancel fee” filters when organizing your next getaway.