Bellevue seems to attract a fair amount of people that are assigned or attached to Offutt/Stratcom. There is some really affordable housing for purchase. There are also some housing communities that cater exclusively to military families (see this one http://www.risingview.com
). There are also some higher end houses in the Bellevue are but the high end houses are in the $400,000 to $500,000 range. Omaha's housing prices are probably going to be in the same price range.
I travel there frequently so know the city well. Your daughter will love it. There is a great tech presence in the area with some large global companies having a presence in area: paypal, gallup, linkedin. Facebook is building its 9th data center in the area. It is home to four Fortune 500 companies: Berkshire Hathaway, Union Pacific, Peter Kiewit Sons' and Mutual of Omaha. It is the home of the College World Series and the US News and World Report places it in the Top 25 cities in country.