Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from George Best Belfast City Airport to Boston, across the five airlines that offer this route. We've found that 13 / Mar / 2026 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
The most popular airlines offering flights to Boston are British Airways, Aer Lingus & KLM. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?
Your flight from George Best Belfast City Airport to Boston will take at least 11 hrs 20 mins. On average, it takes 12 hrs 40 mins to fly the 4804 km distance. Take a look at flight times to see which one works best for you.
You can also search by month, which will reveal the cheapest time of the week to fly.
