1977/78: Indian Airlines network
The following is Indian Airlines (Air India) 1977/78 Winter network, appeared on Official Airline Guide Worldwide Edition – DEC 1977, Airline Service Information Section
All flights are weekly, round-trip, unless otherwise noted
AB3 Airbus A300
CRV Caravelle
F27 Fokker 27
HS7 HS748
737 Boeing 737
| Route |
Freq & A/C | REMARK |
| Amritsar – Kabul | 1 737 | |
| Bombay – Karachi | 2 737 | |
| Calcutta – Dacca | 7 F27 | |
| Calcutta – Kathmandu | 4 F27 | |
| Delhi – Kabul | 3 737 | |
| Delhi – Karachi | 1 737 | |
| Delhi – Kathmandu | 6 737 | |
| Delhi – Lahore | 3 F27 | |
| Madras – Colombo | 3 737 | |
| Patna – Kathmandu | 7 F27 | |
| Tiruchirapalli – Colombo | 3 HS7 | |
| Trivandrum – Colombo | 2 HS7 | |
| Trivandrum – Male | 2 HS7 | |
| Varanasi – Kathmandu | 7 737 | |
| Bombay – Ahmedabad | 5 HS7 | |
| Bombay – Bangalore | 7 AB3 | |
| Bombay – Belgaum | 7 HS7 | |
| Bombay – Bhavnagar | 5 737 2 HS7 |
|
| Bombay – Calcutta | 7 AB3 7 737 |
|
| Bombay – Dabolim | 14 CRV | |
| Bombay – Dabolim – Bangalore | 7 737 | |
| Bombay – Hyderabad | 7 737 7 HS7 |
|
| Bombay – Jamnagar | 7 HS7 | |
| Bombay – Jamnagar – Bhuj | 7 HS7 | |
| Bombay – Keshod | 7 HS7 | |
| Bombay – Madras | 7 AB3 | |
| Bombay – Mangalore | 2 HS7 5 737 |
|
| Bombay – Mangalore – Cochin | 7 HS7 | |
| Bombay – Mangalore – Cochin – Bombay | 12 HS7 | |
| Bombay – Nagpur | 7 CRV | |
| Bombay – Porbandar | 7 HS7 | |
| Bombay – Pune | 14 HS7 | |
| Bombay – Rajkot | 7 HS7 | |
| Bombay – Trivandrum | 14 737 | |
| Bombay – Vadodara | 7 HS7 | |
| Calcutta – Agartala | 5 737 2 F27 |
|
| Calcutta – Agartala – Gauhati | 3 F27 | |
| Calcutta – Agartala -Silchar | 2 F27 | |
| Calcutta – Bagdogra | 7 737 | |
| Calcutta – Bhubaneswar | 4 F27 | |
| Calcutta – Bhubaneswar – Vishakhapatnam | 7 F27 | |
| Calcutta – Gauhati | 7 737 | |
| Calcutta – Gauhati – Imphal | 4 737 | |
| Calcutta – Gauhati – Imphal | 3 737 | one-way |
| Calcutta – Gauhati – Tezpur – Dimapur – Jorhat – Lilabari – Chabua | 7 F27 | |
| Calcutta – Hyderabad – Bangalore | 7 737 | |
| Calcutta – Jorhat | 2 F27 | |
| Calcutta – Jorhat – Chabua – Calcutta | 5 737 | |
| Calcutta – Patna | 3 F27 | |
| Calcutta – Port Blair | 2 737 | |
| Calcutta – Silchar | 7 F27 | |
| Chabua – Gauhati – Calcutta | 3 737 | one-way |
| Cochin – Trivandrum | 7 HS7 | |
| Delhi – Agra – Jaipur | 7 HS7 | |
| Delhi – Agra – Khajuraho – Varanasi | 7 737 | |
| Delhi – Ahmedabad – Bombay | 7 737 | |
| Delhi – Amritsar | 1 737 | |
| Delhi – Amritsar – Srinagar | 7 737 | |
| Delhi – Bangalore | 7 737 | |
| Delhi – Bhopal – Jabalpur – Raipur – Indore – Bombay | 2 HS7 | |
| Delhi – Bombay | 14 AB3 7 737 |
|
| Delhi – Calcutta | 7 AB3 7 737 |
|
| Delhi – Chandigarh – Jammu – Srinagar | 7 F27 | |
| Delhi – Gwalior – Bhopal – Indore – Bombay | 5 HS7 | |
| Delhi – Hyderbad – Bangalore | 7 737 | |
| Delhi – Hyderbad – Madras | 7 737 | |
| Delhi – Jaipur – Jodhpur – Udaipur – Ahmedabad – Bombay | 7 HS7 | |
| Delhi – Jaipur – Udaipur – Aurangabad – Bombay | 7 737 | |
| Delhi – Kanpur – Gorakhpur – Calcutta | 3 F27 | |
| Delhi – Kanpur – Varanasi – Calcutta | 2 F27 | |
| Delhi – Lucknow – Patna – Ranchi – Calcutta | 7 737 | |
| Delhi – Lucknow – Varanasi – Calcutta | 2 F27 | |
| Delhi – Madras | 4 737 | |
| Delhi – Nagpur – Madras | 3 737 | |
| Dimapur – Gauhati | 4 F27 | one-way |
| Gauhati – Silchar | 3 F27 | |
| Hyderbad – Vijayawada – Vishakhapatnam | 7 HS7 | |
| Jammu – Srinagar | 4 F27 | |
| Madras – Bangalore | 7 HS7 | |
| Madras – Bangalore – Coimbatore | 14 HS7 | |
| Madras – Bangalore – Coimbatore – Cochin | 7 HS7 | |
| Madras – Bangalore – Mangalore | 7 HS7 | |
| Madras – Calcutta | 7 737 | |
| Madras – Cochin | 10 HS7 | |
| Madras – Madurai | 3 HS7 | |
| Madras – Madurai – Trivandrum | 4 HS7 | |
| Madras – Tiruchirapalli | 3 HS7 | |
| Madras – Tiruchirapalli – Madurai | 4 HS7 | |
| Madras – Tirupati – Hyderabad | 7 HS7 | |
| Madras – Trivandrum | 7 737 | |
| Silchar – Imphal | 4 F27 |






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