Best way to travel between Zagreb and Warsaw

A: Zagreb

B: Warsaw

Travel Modes: Price; Distance; Duration; CO2

bus: $59.79; 1316.7 km; 23h 10mins; 39.5 kgs

train: $117.0; 1253.58 km; 14h 45mins; 66.44 kgs

drive: $170.0; 1049.58 km; 12h 16mins; 134.35 kgs

flight: $287.0; 850.78 km; 5h 19mins; 91.88 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	1316.7 km	23h 10mins	185 PLN	59.79
Train	1253.58 km	14h 45mins	362 PLN	117.0
Drive	1049.58 km	12h 16mins	526 PLN	170.0
Flight	850.78 km	5h 19mins	889 PLN	287.0

Take Bus from Zagreb to Graz: Time: 3h 56mins Cost: 46 PLN; $ 13.5 - 16.5 USD CO2 Emission: 5.8 kgs
Take Train from Jakominiplatz to Graz Hauptplatz/Congress: Time: 1mins Cost: 6 PLN; $ 1.8 - 2.2 USD CO2 Emission: 0.03 kgs
Take Bus from Graz to Warsaw: Time: 18h 9mins Cost: 132 PLN; $ 38.5 - 47.1 USD CO2 Emission: 33.7 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Zagreb and Warsaw is to travel by bus, which will cost about 186 PLN or 54.00 USD.