Best way to travel between Seoul, South Korea and Delhi

A: Seoul, South Korea

B: Delhi

Travel Modes: Price; Distance; Duration; CO2

flight: $225.0; 4970.7 km; 12h 42mins; 536.84 kgs

flight: $504.0; 4774.27 km; 16h 13mins; 515.62 kgs

flight: $647.0; 5428.5 km; 16h 57mins; 586.28 kgs

drive: $1000.0; 7281.75 km; 88h 17mins; 932.06 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	4970.7 km	12h 42mins	14,017 INR	225.0
Flight	4774.27 km	16h 13mins	31,397 INR	504.0
Flight	5428.5 km	16h 57mins	40,306 INR	647.0
Drive	7281.75 km	88h 17mins	62,296 INR	1000.0

Take Train from Seoul Station to Incheon Int'l Airport T1: Time: 1h 3mins Cost: 249 INR; $ 3.6 - 4.4 USD CO2 Emission: 3.4 kgs
Take Flight from ICN to DEL: Time: 9h 1mins Cost: 13,705 INR; $ 198.0 - 242.0 USD CO2 Emission: 527.82 kgs
Take Train from Indira Gandhi International Airport to New Delhi Station: Time: 27mins Cost: 62 INR; $ 0.9 - 1.1 USD CO2 Emission: 1.06 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Seoul, South Korea and Delhi is to travel by air, which will cost about 14,017 INR or 202.50 USD.