We noticed that you're using an unsupported browser. The TripAdvisor website may not display properly.
We support the following browsers:
- Belfast is 19 km from Belfast Intl Airport (Belfast, UK).
- Belfast Intl Airport (Belfast, UK)
- Right now, 15 airlines operate out of Belfast Intl Airport.
- Belfast Intl Airport offers nonstop flights to 47 cities.
- Every week, at least 483 domestic flights and 273 international flights depart from Belfast Intl Airport.
Enter your dates once and have TripAdvisor search multiple sites to find the best prices on Belfast flights.
Cheap flights from Washington DC
or change your settings
. By continuing, you consent to our cookies.