Go through your results for flights to Manchester in United Kingdom with Netflights. Although Ethiopian Airlines usually has the best prices, it's best to double check what's available for your travel dates.
If these flights are too expensive, try searching for a different time of year. So if your dates are flexible, consider looking at different times of year.
But if you're struggling to find flights to Manchester that work for you, try looking at other airports in United Kingdom.
For even more options, check what other airports you could fly to Manchester from. You might be able to make a saving by going from a different airport or city.