Amadeus has UA daily to BHX next summer
UA/CO 26 EWR 19:05 BHX 07:10 +1 752 0 1234567 01 May 22 Sep
And six weekly this winter
UA/CO 26 EWR 19:03 BHX 07:10 +1 752 0 1-34567 25 Dec 09 Mar
except for a part of April
UA/CO 26 EWR 19:05 BHX 07:10 +1 752 0 1---567 08 Apr 14 Apr