Best way to travel between Oslo, Norway and Riga

A: Oslo, Norway

B: Riga

Travel Modes: Price; Distance; Duration; CO2

flight: $108.0; 935.24 km; 5h 0mins; 101.01 kgs

train: $327.0; 1104.48 km; 25h 4mins; 58.54 kgs

bus: $355.0; 1078.14 km; 25h 57mins; 32.34 kgs

drive: $448.0; 1032.06 km; 21h 2mins; 132.1 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	935.24 km	5h 0mins	56 LVL	108.0
Train	1104.48 km	25h 4mins	169 LVL	327.0
Bus	1078.14 km	25h 57mins	184 LVL	355.0
Drive	1032.06 km	21h 2mins	232 LVL	448.0

Take Train from Oslo S to Rygge: Time: 50mins Cost: 9 LVL; $ 15.3 - 18.7 USD CO2 Emission: 3.59 kgs
Take Flight from RYG to RIX: Time: 1h 38mins Cost: 47 LVL; $ 81.0 - 99.0 USD CO2 Emission: 91.15 kgs
Take Bus from Lidosta Rīga to Grēcinieku iela: Time: 24mins Cost: 1 LVL; $ 0.9 - 1.1 USD CO2 Emission: 0.72 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Oslo, Norway and Riga is to travel by air, which will cost about 56 LVL or 97.20 USD.