$1,168 Cheap British Airways flights Sydney (SYD) to Shannon (SNN)

Scoring cheap one-way British Airways flights from SYD to SNN from $1,168 on Expedia is easy --- just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares from $1,739 for your next 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.

To grab cheap flights from SYD to SNN with British Airways, begin your search about one month before your intended 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 good 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.

To find the earliest departures from SYD to SNN with British Airways, filter your results by "Early Morning" and "Morning." Choosing an early flight usually 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.

British Airways makes flying from SYD to SNN more comfortable with a 4-star airline rating and an excellent in-flight experience. You even have the chance to collect points with British Airways Executive Club. Remember to join our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.