$438 Cheap British Airways flights Chicago (ORD) to Dublin (DUB)

View $438 flight on Wed, Mar 11, 2026Opens in a new window

$438 Cheap British Airways flights Chicago (ORD) to Dublin (DUB)

Prices were available within the past 7 days and start at $438 for one-way flights and $533 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Wed, Mar 11 - Fri, Mar 20
ORD
Chicago
DUB
Dublin
$533 Roundtrip, found 22 hours ago
$533
Roundtrip
found 22 hours ago
Select British Airways flight, departing Wed, Mar 11 from Chicago to Dublin, returning Fri, Mar 20, priced at $533 found 22 hours ago
Flights from Chicago (ORD) to Dublin (DUB)
Origin airport
O'Hare Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United
Popular airline
Aer Lingus
Distance
3664 mi
Average flight time
13 hours 23 mins

Frequently asked questions

How much is a British Airways flight from O'Hare Intl. Airport (ORD) to Dublin Airport (DUB)?
Scoring cheap one-way British Airways flights from ORD to DUB from $438 on Expedia is a breeze — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly return fares from $533 for your next break.**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 ORD to DUB with British Airways?
British Airways flights to Dublin are often more affordable in the low-season months of January and February. Whether you're in search of a one-way or a return ticket, you could find a better deal then.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Dublin Airport (DUB) with British Airways?
Scoring the best British Airways deals from ORD to DUB 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 often the most expensive day to book.* It's a good idea to start checking out 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.
Does British Airways fly nonstop from O'Hare Intl. Airport (ORD) to Dublin Airport (DUB)?
Use the "Nonstop" filter when browsing for direct British Airways flights from ORD to DUB. It's also a good way to compare other carriers servicing the same direct trip.
What is the earliest British Airways flight from ORD to DUB?
Find British Airways's earliest flights from ORD to DUB by selecting the "Morning" and "Early Morning" filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being canceled.**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 British Airways fly into in Dublin?
British Airways flights from O'Hare Intl. Airport (ORD) to Dublin come in to Dublin Airport (DUB). This is the main entry point to this city.
What kind of luggage can I take on a British Airways flight from O'Hare Intl. Airport (ORD) to Dublin Airport (DUB)?
British Airways lets travelers bring 1 checked-in bag weighing up to 50 lb with maximum dimensions of 29 inches x 15 inches x 16 inches on standard economy flights from ORD to DUB. Additionally, you can take 2 cabin bags in the cabin. This carry-on luggage must not exceed 19 inches x 9 inches x 17 inches and weigh no more than 50 lb. Baggage allowances can differ depending on your cabin class and fare type, so check your booking or British Airways's website to avoid extra fees at the airport.
Why fly with British Airways from ORD to DUB?
Traveling from ORD to DUB with British Airways comes with a range of perks, including a 4-star airline rating and top-tier customer service. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's in addition to the British Airways Executive Club points you can earn with British Airways.*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 British Airways flight from O'Hare Intl. Airport (ORD) to Dublin Airport (DUB)?
Depending on the type of fare you purchased, a fee generally applies if you modify or cancel your flight more than 24 hours after it's been confirmed. To find tickets with more flexibility, select our "No cancel fee" or "Changes included" filter when looking for flights. To learn more about changing or canceling your reservation, go to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.