Train seat availability for all 13 trains that run from Delhi to Kosi Kalan can be found in above table.

Fare for trains from Delhi to Kosi Kalan is Rs 1170 in First AC (1A), Rs 705 in Second AC (2A), Rs 265 in Chair Car (CC), Rs 65 in Second Seater (2S), Rs 145 in Sleeper (SL) and Rs 500 in Third AC (3A) in general quota. Tatkal ticket fare and premium tatkal fare in this route starts from Rs 1125 in Second AC (2A), Rs 470 in Chair Car (CC), Rs 100 in Second Seater (2S), Rs 395 in Sleeper (SL) and Rs 1105 in Third AC (3A).

Delhi is the capital city of India. It is second most populous city of India with a population of more than 1.25 crore. It is well connected to almost all of India. Indira Gandhi International Airport in Delhi is the busiest airport of India. Following its overhaul and with introduction of terminal 3, its passenger handling capacity increased many folds, and was voted as Best airport in the world in 2015. Intra-city connectivity in Delhi is at par with other developed cities in the world owing to world class Delhi-metro. Being the capital city of India, Delhi is home to embassies of almost all the popular countries. Famous tourist attractions in Delhi are Akshardham temple, Lotus temple, Jama Masjid, Humayun's Tomb, Gurudwara Bangla Sahib, Qutab Minar, Red Fort, India Gate, Rashtrapati Bhawan and Parliament House. Connaught Place, Khan Market and the Hauz Khas Village are heaven for the foodies as these places have lots of restaurants offering varied lip-smacking cuisines. Delhi has 15 railway stations - New Delhi (NDLS), Delhi H Nizamuddin (NZM), Anand Vihar Trm (ANVT), Old Delhi (DLI), Delhi Sarai Rohilla (DEE), Delhi Cantt (DEC), Adarsh Nagar Delhi (ANDI), Subzi Mandi (SZM), Delhi Shahdara (DSA), Delhi Kishanganj (DKZ), Delhi Azadpur (DAZ), Delhi Sadar Bazar (DSB), Delhi Safdarjung (DSJ), Anand Vihar (ANVR) and Delhi Mg (DE).