Best way to travel between

Sofia
Cologne
Travel Modes
Price
Distance
Duration
CO2
bus
$119.0
2144.48 km
37h 10mins
64.33 kgs
 
train
$181.0
2000.25 km
19h 32mins
106.01 kgs
 
flight
$267.0
1622.25 km
5h 54mins
175.2 kgs
 
drive
$360.0
1916.83 km
20h 27mins
245.35 kgs
 
Tranport Distance Time(hrs) Cost(local) Cost(usd)
Bus 2144.48 km 37h 10mins 88 EUR 119.0
Train 2000.25 km 19h 32mins 133 EUR 181.0
Flight 1622.25 km 5h 54mins 197 EUR 267.0
Drive 1916.83 km 20h 27mins 265 EUR 360.0
Take Bus from Sofia to Düsseldorf Hbf
Time: 36h 4mins Cost: 81 EUR; $ 99.0 - 121.0 USD CO2 Emission: 63.13 kgs
Take Bus from Dusseldorf to Cologne Central Station
Time: 32mins Cost: 5 EUR; $ 6.3 - 7.7 USD CO2 Emission: 1.23 kgs
Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Sofia and Cologne is to travel by bus, which will cost about 88 EUR or 107.10 USD.