The journey from Killarney to Lethbridge covers 1,000 kilometers. You will travel west on the Trans-Canada Highway (Hwy 1) and then south on Hwy 3. The drive takes approximately 11 hours. You will pass through Medicine Hat. This is a major route through the southern prairies.
Total Distance: 1,000 km driving distance; 850 km straight-line air distance.
Plan for an overnight stop in Medicine Hat.
June to September for warm weather.