Haryana, Manipur, Mizoram, Nagaland Sikkim, Tripura has among the states with the fewest operational airports, having only one operational airport each.
List of Airports:
Haryana: Maharaja Agrasen International Airport, Hisar
Manipur:- Bir Tikendrajit International Airport, Imphal
Mizoram: Lengpui Airport
Nagaland: Dimapur Airport
Sikkim:- Pakyong Airport
Tripura:- Maharaja Bir Bikram Airport, Agartala
Most of these states having Domestic flight Service, sometimes temporary flight suspensions is common due to weather conditions, operational constraints, or low passenger demand are relatively common
About Haryana, Haryana is also home to Indira Gandhi International Airport nearby, so many Haryana residents use Delhi's airport for air travel and Punjab Airport
Haryana do have multiple Airport, but they are not for commercial use, 4 civil airstrips, and 2 defense aerodromes in Haryana State.
While some other states also have a relatively low number of airports, they generally have enough facilities to adequately meet their transportation and connectivity needs
States like Telangana, Goa, Himachal Pradesh, Meghalaya, Uttarakhand has 2 or 3 airport
Goa (2):- Dabolim Airport and Mopa, Manohar International Airport
Meghalaya (2):- Shillong airport and shella airport
Telangana (4) Within Hyderabad Capital City of Telangana, Rajiv Gandhi International Airport, 2 defence/Private Begumpet Airport, Nadirgul Airport In Hyderabad and
Warangal Airport
Uttarakhand (3):- Dehradun Jolly Grant Airport, Pantnagar Airport and Pithoragarh Naini-Saini Airport