Best way to travel between Thira, Greece and Thessaloniki

A: Thira, Greece

B: Thessaloniki

Travel Modes: Price; Distance; Duration; CO2

bus: $82.0; 895.07 km; 21h 3mins; 26.85 kgs

flight: $157.0; 529.24 km; 1h 8mins; 57.16 kgs

train: $225.0; 783.36 km; 12h 46mins; 41.52 kgs

drive: $283.0; 792.85 km; 10h 55mins; 101.48 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	895.07 km	21h 3mins	60 EUR	82.0
Flight	529.24 km	1h 8mins	116 EUR	157.0
Train	783.36 km	12h 46mins	166 EUR	225.0
Drive	792.85 km	10h 55mins	208 EUR	283.0

Take Ferry from Santorini to Piraeus: Time: 12h 11mins Cost: 37 EUR; $ 45.0 - 55.0 USD CO2 Emission: 39.97 kgs
Take Bus from Thermopilon Pireus Port to Ktel Kifissou Athens: Time: 57mins Cost: 1 EUR; $ 1.8 - 2.2 USD CO2 Emission: 2.11 kgs
Take Bus from Athens to Thessaloniki: Time: 6h 38mins Cost: 22 EUR; $ 27.0 - 33.0 USD CO2 Emission: 15.4 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Thira, Greece and Thessaloniki is to travel by bus, which will cost about 60 EUR or 73.80 USD.