Washington DC to Belfast $316 Round-Trip on United

Fly from Washington DC to Belfast for $316 round-trip on United.

Seen below, we found seats departing IAD on Sunday, January 29, returning from BFS on Monday, February 6. Flights connect via Newark EWR.

Other dates are also available for travel from January through March.

See our fare details for booking info.

Need a room in Belfast? Here's a look at what's available for the above dates on Hotelwatchdog.