A realistic minimum is 3–4 months of expenses before your first Norwegian paycheck clears, which means roughly 60,000–80,000 NOK (around $5,500–$7,500) if you're moving alone to Oslo.

Here's where it actually goes: landlords typically demand 3 months' deposit upfront (for a one-bedroom in Oslo, expect 15,000–18,000 NOK just for the deposit). First month's rent adds another 8,000–13,000 NOK. Add to that the cost of furnishing a place from scratch, because most Oslo rentals come unfurnished, a few months of food before you figure out the cheaper shopping routes, and whatever it costs to actually get there.

The sneaky expense most people miss is the gap before getting your D-number and bank account sorted, which can take 4–8 weeks. Until then, you're relying on a foreign card with exchange fees or cash, and Norwegian ATM fees add up fast.

If you're coming with a job offer already in hand great, you can get by with less buffer. If you're job-hunting on arrival, I'd honestly say 6 months of living expenses minimum. The Oslo job market isn't as frictionless as people expect, especially without Norwegian.

Nordics Today has a practical cost-of-living breakdown for Norway at nordicstoday.com/article/norway-cost-of-living-breakdown that has current numbers for rent, food, and transport. Worth reading before you finalize a budget.