Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hong Kong to Galway as you normally would.
Related info for your journey
Useful info, stats and facts about Hong Kong to Galway flights.
HKG and SNN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. HKG to SNN refers to a flight route from Hong Kong Intl Airport to Shannon Airport. Knock Intl Airport (NOC), Milltown (Kerry) Kerry Airport (KIR), Galway Airport (GWY) are some additional IATA codes for airports related to your trip.