Best way to travel between Budapest, Hungary and Sofia

A: Budapest, Hungary

B: Sofia

Travel Modes: Price; Distance; Duration; CO2

bus: $36.0; 809.55 km; 15h 20mins; 24.29 kgs

train: $38.0; 1022.12 km; 21h 26mins; 54.17 kgs

bus: $72.0; 805.46 km; 13h 33mins; 24.16 kgs

drive: $130.0; 775.68 km; 8h 15mins; 99.29 kgs

flight: $145.0; 672.59 km; 4h 59mins; 72.64 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	809.55 km	15h 20mins	52 BGN	36.0
Train	1022.12 km	21h 26mins	55 BGN	38.0
Bus	805.46 km	13h 33mins	104 BGN	72.0
Drive	775.68 km	8h 15mins	187 BGN	130.0
Flight	672.59 km	4h 59mins	209 BGN	145.0

Take Train from Clark Ádám tér to Etele út / Fehérvári út: Time: 17mins Cost: 1 BGN; $ 0.9 - 1.1 USD CO2 Emission: 0.24 kgs
Take Train from Etele út / Fehérvári út to Albert Flórián út: Time: 13mins Cost: 1 BGN; $ 0.9 - 1.1 USD CO2 Emission: 0.27 kgs
Take Bus from Budapest Albert Florian to Sofia Zob Serdika: Time: 13h 44mins Cost: 49 BGN; $ 30.6 - 37.4 USD CO2 Emission: 24.01 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Budapest, Hungary and Sofia is to travel by bus, which will cost about 52 BGN or 32.40 USD.