Which airline flies the most flights to OSL? The top airline carrier flying out of Gardermoen is Lufthansa and they fly over 1,138 flights every month.
- British Airways - Oslo (OSL) to London (LHR) on 5/1 leaving at 12:25 pm and returning on 5/3 at 7:10 am for only $124 per person.*
- Norwegian Air International Ltd - Oslo (OSL) to Rome (FCO) on 4/24 leaving at 9:00 am and returning on 4/26 at 8:00 am for only $185 per person.*
- Lufthansa - Oslo (OSL) to Amsterdam (AMS) on 5/8 leaving at 2:40 am and returning on 5/11 at 12:10 am for only $202 per person.*
*Prices vary and will be updated when you view current flight availability results. Deals displayed here are based on flight pricing and availability as of 04/21/2018 and may change as you get closer to the actual flight date. Deals displayed whose dates are in the past are no longer valid.