Best way to travel between Frankfurt and Valencia

A: Frankfurt

B: Valencia

Travel Modes: Price; Distance; Duration; CO2

bus: $157.0; 1820.7 km; 23h 26mins; 54.62 kgs

flight: $206.0; 1461.6 km; 5h 7mins; 157.85 kgs

train: $212.0; 2147.25 km; 27h 9mins; 113.8 kgs

drive: $320.0; 1750.35 km; 17h 48mins; 224.04 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	1820.7 km	23h 26mins	116 EUR	157.0
Flight	1461.6 km	5h 7mins	152 EUR	206.0
Train	2147.25 km	27h 9mins	156 EUR	212.0
Drive	1750.35 km	17h 48mins	236 EUR	320.0

Take Bus from Frankfurt to Montpellier: Time: 12h 45mins Cost: 55 EUR; $ 67.5 - 82.5 USD CO2 Emission: 32.31 kgs
Take Bus from Montpellier to Barcelona North: Time: 4h 9mins Cost: 37 EUR; $ 45.0 - 55.0 USD CO2 Emission: 11.0 kgs
Take Bus from Barcelona to Valencia: Time: 4h 38mins Cost: 22 EUR; $ 27.0 - 33.0 USD CO2 Emission: 11.31 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Frankfurt and Valencia is to travel by bus, which will cost about 116 EUR or 141.30 USD.