Flight
Denver is definitely the easiest airport to fly into in Colorado. You can take a connecting flight to Colorado Springs if you would like to land closer to where the wedding will be, but you can drive from the airport to the wedding site in about an hour and a half.
Rental Car
This is a list of all the car rental counters within the Denver airport, if you wanted to drive yourself.
House Or Rental
AirBnB is an affordable way to stay in the Springs for a longer stretch of time or to house a larger group of people.
Hotel
If you need a place to stay while you are here, this would be a good option!