We've gone through lots of different flights, to help you find the cheapest way to get from George Best Belfast City Airport to San Antonio USA. You can choose from three airlines. At the moment, 10 / Jul / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
The most popular airlines offering flights to San Antonio USA are British Airways, KLM & Virgin Atlantic. 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?
Generally speaking, the flight from George Best Belfast City Airport to San Antonio USA takes around 18 hrs. The fastest flight takes 16 hrs 30 mins to cover the 7537 km distance. You can view all flight times yourself in the results list.
Searching by month, for instance, will show you the best time of the week to fly.
