$562 Cheap British Airways flights Houston (IAH) to Shannon (SNN)

View $562 flight on Tue, Oct 21, 2025Opens in a new window

$562 Cheap British Airways flights Houston (IAH) to Shannon (SNN)

Prices were available within the past 7 days and start at $562 for one-way flights and $916 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, Oct 9 - Wed, Oct 22
IAH
Houston
SNN
Shannon
$916 Roundtrip, found 2 hours ago
$916
Roundtrip
found 2 hours ago
Select British Airways flight, departing Thu, Oct 9 from Houston to Shannon, returning Wed, Oct 22, priced at $916 found 2 hours ago
Flights from Houston (IAH) to Shannon (SNN)
Origin airport
George Bush Intercontinental
Destination airport
Shannon
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Delta, JetBlue Airways, Lufthansa, United
Popular airline
British Airways
Distance
4457 mi

Frequently asked questions

How much is a British Airways flight from George Bush Intercontinental Airport (IAH) to Shannon Airport (SNN)?
You'll discover cheap round-trip British Airways flights from $916 from IAH to SNN by filtering your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $562 for a one-way trip.**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 IAH to SNN with British Airways?
British Airways flights to Shannon are usually cheaper in the quieter months of January and February. Whether you're after a one-way or round-trip ticket, you could score a better deal then.
What is the cheapest time to book flights from George Bush Intercontinental Airport (IAH) to Shannon Airport (SNN) with British Airways?
Snagging the best British Airways deals from IAH to SNN often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. What's more, you can pocket 17% on average by buying your fare on a Sunday rather than 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 you want 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.
Does British Airways fly nonstop from George Bush Intercontinental Airport (IAH) to Shannon Airport (SNN)?
Enter your dates, click search and select "Nonstop" on Expedia to find any direct flights from IAH to SNN with British Airways or another airline.
What is the earliest British Airways flight from IAH to SNN?
Browse British Airways's earliest flights from IAH to SNN by checking our "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 Shannon?
Hop on a British Airways flight from George Bush Intercontinental Airport (IAH) to Shannon, and you'll most likely touch down at Shannon Airport (SNN). This is the airline's primary hub here.
What kind of luggage can I take on a British Airways flight from George Bush Intercontinental Airport (IAH) to Shannon Airport (SNN)?
On a standard economy flight with British Airways from IAH to SNN, passengers can bring 1 checked-in bag up to 50 lb with dimensions not exceeding 29 inches x 15 inches x 16 inches in total. For hand luggage, you're permitted 2 cabin bags weighing up to 50 lb and measuring no more than 19 inches x 9 inches x 17 inches. Size and weight allowances can differ depending on your cabin class and airfare type. To make sure you don't get caught with extra fees at the terminal, check your British Airways booking or go to the airline's website before you start packing.
Why fly with British Airways from IAH to SNN?
Heading from IAH to SNN with British Airways means enjoying a range of perks, including a 4-star airline rating and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to use 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 George Bush Intercontinental Airport (IAH) to Shannon Airport (SNN)?
Typically, you can modify or cancel your flight, although additional charges may apply if you made your booking over 24 hours ago. Need to keep your options open? Use our "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you have to alter your plans. To update your itinerary, head to "Trips," select your flight and click on "Manage Booking" for further information.

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*Available to One Key members.