When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 27% on flights from Belfast International to Washington compared to booking the week you need them. Waiting 34 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £534. For sooner than that we have options available in the next 3 days from £624.
Flights from Belfast International to Washington lean towards being more expensive in July. Prices are generally better when you fly from Belfast International to Washington in February, with the cheapest ticket starting at £327.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Belfast International and Washington for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
British Airways is one of the carriers that may have flexible change policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from Belfast International to Washington for under £583. The cheapest flight booked recently is on Multiple Airlines for just £582, but on average you can expect to pay £816.
There are no direct flights from Belfast International to Washington, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.
There are currently 5+ open flights from Belfast International to Washington within the next 7 days for less than £583.
Expect the weather to be around 32 °C on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Washington is generally hotter than in Belfast International.