Go through your results for flights to Rutland in the USA with Netflights.
If these flights are too expensive, try searching for a different time of year. It's likely that prices for both flights and accommodation So if your dates are flexible, consider looking at different times of year.
Or broaden your search by looking at other airports in the USA.
For even more options, check what other airports you could fly to Rutland from. You might be able to make a saving by going from a different airport or city.