Flight
The drive from SeaTac is about 2.5 hours.
Flight
The drive from here is about 3.5 hours. This is an extra hour than driving from Seattle, but if you are able to find a cheaper or more convenient flight into Spokane, this is definitely an option.
Train
This is an excellent option for anyone who does not want to rent a car. There are two locations the train can drop you in Leavenworth -- 76 Gas Station and Icicle Station -- both are within a 15 minute drive from the venue, and would be as close or closer to any local lodging. Rides between Seattle and 76 Gas Station in Leavenworth run once per day and are $40 for one-way. Departs from Seattle 8:50am / Arrives in Leavenworth 12:10pm Departs from Leavenworth 1:00pm / Arrives in Seattle 4:15pm Rides between Seattle and Icicle Station in Leavenworth run once per day are $20-55 for one-way. Departs from Seattle 4:40pm / Arrives in Leavenworth 8:00pm Departs from Leavenworth 6:08am / Arrives in Seattle 10:25am
House Or Rental
This is a great option especially for those wishing to stay as groups! We would recommend searching anywhere in Leavenworth. Homes along the Chumstick Highway can get you even closer to the venue -- but be wary that you don't book one too far north on the Chumstick, as it goes quite far north.
Hotel
There are several hotels in Leavenworth that would allow you to be within a 15 minute drive from the venue, and have the convenience of a hotel stay. They range in price from approximately $130-240 per night. Hampton Inn & Suites Leavenworth Der Ritterhof Inn Bavarian Lodge Enzian Inn Icicle Village Resort Obertal Inn Leavenworth Village Inn Hotel-Pension Anna Alpen Rivers Inn Cashmere Mountain Bed & Breakfast Alpen Dorf Pension Solstice Suites As a side note, Wenatchee is also an option for lodging. Hotels there are a bit cheaper, but more travel would be required (approximately 30 minutes by car).
Rental Car
Just a note to say that Uber and Lyft are widely available in Leavenworth and will be options for getting around when you are there!