List of busiest passenger air routes

Columns: Rank | City 1 | City 2 | Flights from Mar . 2018 to Feb. 2019 | Top carriers
1 | Jeju | Seoul-Gimpo | 79,460 | Air Busan , Air Seoul , Asiana Airlines , Eastar Jet , Jeju Air , Jin Air , Korean Air , T'way Air | 2 | Melbourne | Sydney | 54,102 | Jetstar Airways , Qantas , Virgin Australia , Tigerair Australia | 3 | Delhi | Mumbai | 45,188 | Air India , GoAir , IndiGo , Jet Airways , SpiceJet , Vistara | 4 | Rio de Janeiro | São Paulo | 39,747 | Gol Transportes Aéreos , LATAM Airlines Brasil , Azul Linhas Aéreas | 5 | Fukuoka | Tokyo-Haneda | 39,406 | All Nippon Airways , Japan Airlines , Skymark Airlines | 6 | Hanoi | Saigon | 39,291 | Vietnam Airlines , Jetstar Pacific , Vietjet Air | 7 | Sapporo | Tokyo-Haneda | 39,271 | All Nippon Airways , Japan Airlines , Skymark Airlines

Example questions:
What area of California is the ending airport of the passenger air route with 35,365 flights from March 2018 to February 2019 in ? | What is the IATA code of the starting airport of the passenger air route with 39,747 flights from March 2018 to February 2019 ? | What is the colloquial name of the starting airport of the passenger air route with 54,102 flights from March 2018 to February 2019 ? | What was the original name of the ending airport of the passenger air route with 33,708 flights from March 2018 to February 2019 ? | How many passenger terminals are in the ending airport of the passenger air route with 35,149 flights from March 2018 to February 2019 ?

Answers:
Bay Area | SDU | Tullamarine Airport | Jan Smuts International Airport | five