Flew BEG:FRA:DTW:DEN

Flew Belgrade (BEG) to Frankfurt (FRA). 1,053 km on United Airlines in 1h, 55m.
Flew Frankfurt (FRA) to Detroit (DTW). 6,677 km on United Airlines in 8h, 45m.
Flew Detroit (DTW) to Denver (DEN). 1,801 km on United Airlines in 3h, 06m.

Flew DEN:IAD:MUC:BEG

Flew Denver (DEN) to Dulles (IAD). 2,330 km on United Airlines in 3h, 13m.
Flew Dulles (IAD) to Munich (MUC). 6,840 km on United Airlines in 8h, 00m.
Flew Munich (MUC) to Belgrade (BEG). 758 km on Lufthansa in 1h, 25m.