United Newark to 5 weekly for a month, EDI gets a reduction as well.
UNITED W13 European Operation Changes as of 24JUN13 | Airline Route ? Worldwide Airline Route Updates
I would not have been surprised if had been mid-Jan to mid-Feb and the Sunday BHX departure as I keep an eye on the flight all last winter albeit via the seat-map but Sunday was by far the weakest day for loads in general and business seats taken when I looked.
Air India
I don't why airlineroute.net bother sometimes, at least point out it is loaded November onwards. Another article below.
Air India to launch Birmingham-Delhi direct flights from August 1 - The Economic Times
Pete