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The Northern Lights can be found in the “aurora zone” in the Northern Hemisphere. This is an area of 2,000-3,000km from the magnetic pole, or at a latitude of 66 to 69 degrees north. The closer you are to this region, the better your odds of catching the lights.
Alaska, USA
year round
Northern Canada
August to mid-April
Iceland, Norway, Finland, Sweden
September to march
Greenland (Less known spot hence pocket friendly)
Mid-august to mid- April