Users have found that booking a flight from Belfast International to Washington at least 52 days early can save you up to 51% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from Belfast International to Washington for as little as £449 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £588 for flights departing within the next 3 days.
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 £261.
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.
United Airlines and British Airways are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
The cheapest flight price from Belfast International to Washington is £527. On average you can expect to pay £533. The most popular route, (Belfast Intl - Seattle/Tacoma Intl), can usually be booked for £516.