Best way to travel between Cologne and Toulouse

A: Cologne

B: Toulouse

Travel Modes: Price; Distance; Duration; CO2

bus: $74.94102000000001; 1258.88 km; 19h 15mins; 37.77 kgs

flight: $117.3; 1074.2 km; 5h 8mins; 116.01 kgs

drive: $151.32; 1159.42 km; 10h 49mins; 148.41 kgs

train: $329.8; 1325.91 km; 9h 36mins; 70.27 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	1258.88 km	19h 15mins	55 EUR	74.94102000000001
Flight	1074.2 km	5h 8mins	86 EUR	117.3
Drive	1159.42 km	10h 49mins	111 EUR	151.32
Train	1325.91 km	9h 36mins	243 EUR	329.8

Take Bus from Köln Heumarkt to Leverkusen Leverkusen Mitte Bf: Time: 35mins Cost: 1 EUR; $ 0.6 - 0.8 USD CO2 Emission: 0.52 kgs
Take Bus from Leverkusen Wiesdorf Mitte Bf to Paris: Time: 7h 35mins Cost: 26 EUR; $ 31.5 - 38.5 USD CO2 Emission: 16.85 kgs
Take Bus from Paris to Toulouse: Time: 9h 5mins Cost: 29 EUR; $ 36.0 - 44.0 USD CO2 Emission: 20.4 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Cologne and Toulouse is to travel by bus, which will cost about 55 EUR or 67.50 USD.