Operated by Air Canada's Boeing 777 aircraft as AC43 with a block time of 16 hrs 45 mins.
Air India also flies on the DEL-YYZ route, which covers around 11,661 kilometres.
Operated by American's Boeing 777-300ER aircraft as AA293 with a block time of 16 hrs 55 mins.
Air India flies its brand new Airbus A350 on this route, which is approximately 11,776 kiilometres long.
Operated by United's Boeing 787-9 aircraft twice daily with a block time of 16 hrs 55 mins.
Air India also operates double daily services on this 11,785-kilometre trip.
Operated by Air India's Boeing 777-300ER aircraft with a block time of 15 hrs 25 mins.
Air India exclusively flies this daily route, covering a length of 12,043 kilometres.
Operated by Air India's Boeing 777-200LR aircraft with a block time of 15 hrs 50 mins.
AI103 covers 12,073 kilometres on the only flight between India and USA's capital.
- Exclusively by Aviation A2Z
Check out the top five longest airline routes from India.