(WZZM) - Available seats and flights out of Gerald R. Ford Airport have declined and that's forced average fare prices up.

USA Today analyzed data for the nation's top 100 airports going back to 2005. Ford Airport, the nation's 79th busiest, saw a 24% decline in flights from 2005 to 2013. That corresponded with an 18% decrease in seats.

Not surprisingly, that drove up prices.

In 2005, the average fare leaving Ford was $414. In the first quarter of this year, that number was $452 - a 9.2% increase.

At Detroit Metro Airport, the average fare increased 10.9% to $416 dollars.

Nationwide, the steepest spikes in fares came at the airports with the biggest drops in available seats and flights.

Click here for the complete USA Today survey: