The best month to fly between Amsterdam and Oslo is November and the most expensive month to fly is December. (Average prices, based on 555 datapoints.)
The best day to arrive at Amsterdam is Saturday and it would be best to avoid Thursday, as prices are on average 120.39% higher than on Saturday. (Average prices, based on 172312 datapoints.)
The best time to fly is at around 21. (Average prices, based on 610 datapoints.)