There are one airlines offering flights to Oslo. The most direct route isn’t necessarily the cheapest – being flexible is key to finding the lowest airfare rates. For example, try searching by month to see the best time of the week to fly. The cheapest date is currently 24 / Jan / 2025.
Oslo (Gardermoen) Airport is just one of the airports in Oslo. If you're not set on a specific airport, try changing your search from Oslo (Gardermoen) Airport to Oslo to see a broader range of flights – they might be cheaper. It usually takes about 5 hrs 20 mins to fly 1166 km to Oslo (Gardermoen) Airport.
There are about 25 flights to or via Oslo every week, so you have plenty of options. The cheapest month of the year to fly to Oslo is September. Keep your eye out for flights
August is typically the most expensive time of the year to fly to Oslo. You can expect accommodation prices to be higher at this time of year too. Last-minute deals do crop up, but it's best to book everything in advance to avoid disappointment.