If you want a cheap flight from Manchester to Moscow, you've got zero airlines to choose from.
Make sure you use the search options above to search for flights to other airports in Moscow, not just Moscow Domodedovo Airport. The more options you look at, the better your chance of finding a cheap deal.
April is typically the most expensive time of the year to fly to Moscow. You can expect accommodation prices to be higher at this time of year too. Last-minute deals do crop up, but it's best to book everything in advance to avoid disappointment.