Fly nonstop from Newark to Belfast for $575 round-trip on United.
Seen below, we found seats departing EWR on Wednesday, May 11, returning from BFS on Tuesday, May 24.
Other dates are also available for travel in April/May.
Visit our Newark EWR fare listings for a complete look at current finds.
Need a room in Belfast? Here's a look at what's available for the above dates on Hotelwatchdog.