To save up to 59% on this flight, we recommend booking at least 49 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from New York LaGuardia Airport to Belfast from $816 1-2 weeks out and tickets from $987 for flights departing within the next 72 hours.
When flying from New York LaGuardia Airport to Belfast, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Belfast. Flights to Belfast from New York LaGuardia Airport in October are about $707 on average during October, but can be found for as low as $372.