No, it isn't Skywalk-connected, but it's a 12 minute walk, and 1000% better than our (Until yesterday) Airport Hotel.

They have Suites with a Queen bed and a Sofa. Prices were 284-293 as-of last night.

 I actually love a walk in the morning, so  pretty happy.

https://www.marriott.com/en-us/hotels/indri-residence-inn-indianapolis-downtown-on-the-canal/overview/