We've made it easier for you to find a cheap deal, by finding all the flights from Belfast Aldergrove International Airport to Washington DC Washington Dulles International Airport. We've put them all in one place so you can compare you options.
Bargain-hunters should check when public holidays are in Washington DC, as prices are likely to be higher.
You can expect prices for both flights and accommodation to be much higher in Washington DC during peak season. So, if you're planning to go during the holidays, it's best to book well in advance.
Did you know you can compare accommodation prices too? If you need somewhere to stay in Washington DC, take a look at our hotel options to get an idea of prices.