To save on the cost of your flight from New Hampshire to Oslo, book at least 58 days before your planned departure. Booking around this time can save you about 81% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $573 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $731.
The best pricing can be found in the month of February. Prices to Oslo from New Hampshire average $442. You can even find prices in February for less than $442, as users have found deals to Oslo from as low as $277. The month of July appears to be one of the more expensive times to travel to Oslo from New Hampshire. Flying in the targeted month can save you up to 35%.