Best way to travel between Izmir, Turkey and Cologne

A: Izmir, Turkey

B: Cologne

Travel Modes: Price; Distance; Duration; CO2

bus: $176.0; 3642.45 km; 65h 29mins; 109.27 kgs

train: $275.0; 3093.66 km; 47h 40mins; 163.96 kgs

drive: $600.0; 3029.4 km; 34h 28mins; 387.76 kgs

flight: $931.0; 2244.22 km; 7h 24mins; 242.38 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	3642.45 km	65h 29mins	130 EUR	176.0
Train	3093.66 km	47h 40mins	203 EUR	275.0
Drive	3029.4 km	34h 28mins	442 EUR	600.0
Flight	2244.22 km	7h 24mins	686 EUR	931.0

Take Bus from Izmir to Istanbul Otogar: Time: 9h 59mins Cost: 14 EUR; $ 17.1 - 20.9 USD CO2 Emission: 18.66 kgs
Take Bus from Istanbul to Aytos: Time: 7h 58mins Cost: 18 EUR; $ 21.6 - 26.4 USD CO2 Emission: 13.52 kgs
Take Bus from Aytos to Burgas: Time: 27mins Cost: 2 EUR; $ 2.7 - 3.3 USD CO2 Emission: 0.98 kgs
Take Bus from Burgas to Cologne Hbf: Time: 43h 57mins Cost: 96 EUR; $ 117.0 - 143.0 USD CO2 Emission: 76.13 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Izmir, Turkey and Cologne is to travel by bus, which will cost about 130 EUR or 158.40 USD.