Best way to travel between Cologne and Riga

A: Cologne

B: Riga

Travel Modes: Price; Distance; Duration; CO2

bus: $113.23; 1959.06 km; 32h 30mins; 58.77 kgs

train: $196.42; 1991.85 km; 24h 36mins; 105.57 kgs

flight: $267.0; 1534.05 km; 5h 42mins; 165.68 kgs

drive: $310.0; 1682.1 km; 20h 17mins; 215.31 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	1959.06 km	32h 30mins	59 LVL	113.23
Train	1991.85 km	24h 36mins	102 LVL	196.42
Flight	1534.05 km	5h 42mins	138 LVL	267.0
Drive	1682.1 km	20h 17mins	161 LVL	310.0

Take Bus from Cologne Hbf to Kaunas: Time: 25h 14mins Cost: 49 LVL; $ 85.5 - 104.5 USD CO2 Emission: 49.9 kgs
Take Bus from Kaunas to Šiauliai: Time: 2h 58mins Cost: 7 LVL; $ 11.7 - 14.3 USD CO2 Emission: 4.84 kgs
Take Bus from Siauliai to Riga: Time: 2h 14mins Cost: 3 LVL; $ 4.7 - 5.8 USD CO2 Emission: 4.04 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Cologne and Riga is to travel by bus, which will cost about 59 LVL or 101.70 USD.