Air
- Companies:American Airlines, United Airlines
 - Duration:Approximately 6 hours 30 minutes (including a layover)
 - Distance:2,700 miles (4,345 km)
 - Costs:€350 - €600 (depending on the time of booking and season)
 - Roads/Routes: Not applicable
 
Pro Tip: Book your flight 2-3 months in advance and set price alerts for the best deals.
For the best travel experience, consider flying into Seattle and then renting a car to drive to Leavenworth, which is approximately 2 hours away. Make sure to explore the scenic Highway 2 route through the Cascade Mountains for breathtaking views.
Car
- Companies:Enterprise Rent-A-Car, Hertz
 - Duration:Approximately 24 hours (not including breaks)
 - Distance:1,700 miles (2,736 km)
 - Costs:€250 - €400 (car rental plus gas), tolls may apply depending on routes taken
 - Roads/Routes:I-20 W, I-40 W, I-5 N
 
Pro Tip: Consider splitting the journey into two days and booking a motel or hotel along the way to avoid driving fatigue.
This option gives you the freedom to explore various cities along the route such as Albuquerque, Santa Fe, and Salt Lake City, making your trip leisurely and enjoyable.
Bus
- Companies:Greyhound, Megabus
 - Duration:Approximately 36 hours (including transfers and layovers)
 - Distance:1,950 miles (3,138 km)
 - Costs:€150 - €250 (depending on availability and booking time)
 - Roads/Routes:Not applicable
 
Pro Tip: Look for overnight routes to save on accommodation costs and travel time during the day.
Traveling by bus is the most budget-friendly option but requires more time. Be prepared to bring snacks and entertainment to make the journey more enjoyable.
Recommendation
If you are looking for a balance between time efficiency and cost, flying to Seattle and then driving to Leavenworth is the best option. The combination allows you to enjoy both the speed of air travel and the scenic beauty of the Pacific Northwest during the drive.