If you're looking to fly from George Best Belfast City Airport to Seattle, you might like to know that 03 / Sep / 2025 currently has the cheapest flights. At the moment, there are five airlines flying to Seattle. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Seattle.
There are 107 flights from George Best Belfast City Airport to or via Seattle every week. Out of the five available airlines, the most popular ones are Virgin Atlantic, British Airways & Aer Lingus. But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
Your flight from George Best Belfast City Airport to Seattle will take at least 12 hrs 45 mins. On average, it takes 14 hrs 40 mins to fly the 7192 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.
