List of busiest passenger flight routes

These are lists of the busiest flight routes by the number of passengers flown, by seat capacity and by aircraft movements in the 2020s. For previous data, see List of busiest passenger flight routes, 2010s

Global statistics By available seats The following are the lists of the world's busiest flight routes based on the number of seats available in the flights scheduled in both directions. Note that these statistics do not consider the number of passengers actually carried (load factor). OAG did not conduct the busiest flights survey in 2020. As of 2025, all of the top 10 busiest routes are domestic. The busiest international route connects Hong Kong and Taipei–Taoyuan, ranked 11th overall. (See the international route table further below.)

Top 10 flight routes by available seats

RankAirport 1Airport 2Distance (km)202520242023202220211 Jeju Seoul–Gimpo44914,384,76614,183,71913,728,78616,068,98317,082,7002 Sapporo–Chitose Tokyo–Haneda83512,099,49911,931,57211,936,30210,216,7658,171,3243 Fukuoka Tokyo–Haneda88911,496,70611,335,55111,264,2299,894,2967,562,3874 Hanoi Ho Chi Minh City117111,078,77510,631,43510,883,5558,562,0096,806,1315 Jeddah Riyadh8579,819,5588,700,4157,902,1427,371,1196,677,0976 Sydney Melbourne7058,951,4979,217,3779,342,3126,996,1567 Tokyo–Haneda Naha15738,052,8648,033,6417,982,2186,910,8095,602,4088 Mumbai Delhi11507,642,0167,963,6867,276,4306,941,9474,891,8819 Beijing–Capital Shanghai–Hongqiao10817,454,9507,714,7588,355,2256,321,1947,910,793 10 Shanghai–Hongqiao Shenzhen12177,138,6736,856,2156,969,7896,555,365 Hong Kong Taipei–Taoyuan8026,832,6836,781,577 4,568,280 1,296,969 Guangzhou Shanghai–Hongqiao11766,354,8947,010,3217,162,9996,350,115 Jakarta Denpasar9917,190,9616,741,9233,939,509 Seoul–Gimpo Busan3286,297,916 Bogotá Medellín2326,219,2026,664,812 Cancún Mexico City12945,604,043 Beijing–Capital Shenzhen19795,593,7665,603,4135,273,9763,978,144 Cape Town Johannesburg12925,475,9865,084,7624,001,680 Jakarta Makassar14394,895,779 Tokyo–Haneda Osaka–Itami4074,728,321 Chengdu-Shuangliu Beijing–Capital15594,605,8794,600,8124,734,834 Jeju Busan2934,176,876 Jakarta Medan14014,060,426

International flight routes (airport pairs) by available seats RankAirport 1Airport 2202520242023202220211 Hong Kong Taipei-Taoyuan6,832,6836,781,5774,568,2801,296,9692 Cairo Jeddah5,753,4915,469,2744,795,712 3,234,6832,031,8823 Kuala Lumpur Singapore5,574,4095,382,1634,891,9522,443,1764 Seoul-Incheon Tokyo-Narita5,069,7795,410,4564,155,4185 Seoul-Incheon Osaka-Kansai4,959,5964,982,7694,218,484 6 Jakarta Singapore4,619,3234,069,0713,910,5027 Dubai Riyadh4,465,6324,306,5993,990,076 3,191,0901,540,444 8 Bangkok-Suvarnabhumi Hong Kong4,169,1254,201,8029 Taipei-Taoyuan Tokyo-Narita4,021,18110 London–Heathrow New York–JFK3,971,0004,011,2353,878,5902,848,0441,364,286 Bangkok-Suvarnabhumi Singapore4,033,3443,478,474 Bangkok-Suvarnabhumi Seoul-Incheon3,362,968 Dubai London–Heathrow 2,697,5931,298,756 Dubai Jeddah 2,425,930 Mumbai Dubai 1,977,537 Cairo Riyadh 1,913,9911,357,685 Delhi Dubai 1,898,7491,381,137 Moscow DomodedovoSimferopol2,333,305 Orlando San Juan2,436,9882,025,654 Moscow SheremetyevoSimferopol2,000,319 Tehran Imran Khomeini Istanbul1,404,075 Bahrain Dubai1,319,732 Cancun Dallas/Fort Worth1,305,749 New York–JFK Santiago (DO)1,304,148 Antalya Moscow Sheremetyevo1,293,937 Houston Mexico City1,282,394 Dubai Istanbul1,221,880 New York–JFK Santo Domingo1,199,942 Dubai Male1,166,944

By aircraft movements The following are the lists of the world's busiest flight routes based on the number of scheduled flights in both directions. Note that these statistics do not consider the number of passengers carried. Domestic +Domestic Rank Airport 1 Airport 2 # of flights(Jan – Nov 2021) Airlines (2025) 1 Jeju (CJU) Seoul (GMP) 71,388 Air Busan, Air Seoul, Asiana Airlines, Eastar Jet, Jeju Air, Jin Air, Korean Air, Parata Air, T'way Air 2 Seoul (GMP) Busan (PUS) 28,809 Air Busan, Eastar Jet, Jeju Air, Jin Air, Korean Air, T'way Air3 Jeddah (JED) Riyadh (RUH) 24,879 Flyadeal, Flynas, Saudia4 Fukuoka (FUK) Tokyo (HND) 23,079 All Nippon Airways, Japan Airlines, Skymark Airlines, StarFlyer5 Sapporo (CTS) Tokyo (HND) 21,851 Air Do, All Nippon Airways, Japan Airlines, Skymark Airlines6 Mexico City (MEX) Cancún (CUN) 21,352 Aeroméxico, Aeroméxico Connect, Magnicharters, VivaAerobús, Volaris7 Shanghai (SHA) Shenzhen (SZX) 19,945 China Eastern Airlines, China Southern Airlines, Juneyao Air, Shanghai Airlines, Shenzhen Airlines, Spring Airlines, XiamenAir8 Beijing (PEK) Shanghai (SHA) 18,624 Air China, China Eastern Airlines, Hainan Airlines, OTT Airlines, Shanghai Airlines9 Hanoi (HAN) Ho Chi Minh City (SGN) 18,342 Bamboo Airways, Pacific Airlines, VietJet Air, Vietnam Airlines, Vietravel Airlines10 Bogotá (BOG) Rionegro (MDE) 18,086 Avianca, LATAM, JetSmart, Wingo11 Guangzhou (CAN) Shanghai (SHA) 18,066 Air China, China Eastern Airlines, China Southern Airlines, Hainan Airlines, Juneyao Airlines, Shanghai Airlines, Shenzhen Airlines, Spring Airlines12 Jeju (CJU) Busan (PUS) 17,630 Air Busan, Jeju Air, Eastar Jet, Jin Air, Korean Air13 Mumbai (BOM) Delhi (DEL) 17,069 AirAsia India, Air India, Go First, IndiGo, SpiceJet, Vistara14 Los Angeles (LAX) San Francisco (SFO) 15,828 Alaska Airlines, American Airlines, American Eagle, Delta Air Lines, Delta Connection, JetBlue, Southwest Airlines, United Airlines15 Okinawa (OKA) Tokyo (HND) 15,687 All Nippon Airways, Japan Airlines, Skymark Airlines, Solaseed Air16 Cape Town (CPT) Johannesburg (JNB) 15,208 Airlink, CemAir, FlySafair, LIFT Airline, South African Airways17 Chengdu (CTU) Beijing (PEK) 15,180 Air China, Hainan Airlines, Sichuan Airlines18 Los Angeles (LAX) Las Vegas (LAS) 15,026 Alaska Airlines, Allegiant Air, American Airlines, Delta Air Lines, JetBlue, JSX, Southwest Airlines, Spirit Airlines, Sun Country Airlines, United Express, United Airlines19 Chengdu (CTU) Guangzhou (CAN) 14,746 Air China, Chengdu Airlines, China Eastern Airlines, China Southern Airlines, Shenzhen Airlines, Sichuan Airlines20 Bogotá (BOG) Cali (CLO) 14,604 Avianca, LATAM, Ultra Air, Viva Air, Wingo

International The only international route to make the Top 50 busiest routes in 2021 was between Saint Barthélemy (SBH) and Sint Maarten (SXM).

Regional statistics Europe by passengers carried Busiest flight routes originating within the EU, Switzerland, and Turkey. Passenger numbers are reported for routes with more than 1.2 million passengers, based on airport statistics collected by Eurostat. Therefore, domestic routes within the UK, Norway or Russia, as well as international routes involving the UK, Norway and Russia (that do not originate in the EU, Switzerland, or Turkey) are excluded. + Data retrieved from Eurostat, 2020–2024 Search the "avia_par_fr", "avia_par_no" etc datasets (accessed May 2022)RankAirport 1Airport 220242023202220212020 1 Barcelona/El Prat Palma de Mallorca2,323,0852,281,017 2,033,205 1,220,540 820,742 2 Madrid/Barajas Palma de Mallorca2,206,8912,037,823 1,877,938 1,140,759 793,794 3 Madrid/Barajas Barcelona/El Prat2,036,4881,931,782 1,715,592 1,013,754 754,090 4 Istanbul Teheran2,050,2231,978,704 5 Madrid/Barajas Rome/Fiumicino1,979,9461,755,266 1,291,186 457,111 288,463 6 Madrid/Barajas Gran Canaria1,970,0451,604,867 1,430,978 937,084 638,092 7 Rome/Fiumicino Catania1,941,6571,557,398 1,541,879 1,060,641 648,964 8 Madrid/Barajas Lisbon1,905,9861,857,763 1,538,344 573,206 415,465 9 Dublin London/Heathrow1,903,141 1,693,623 1,319,845 404,011 445,413 10 Istanbul Izmir1,899,8731,846,027 11 Paris/CDG New York/JFK1,852,9091,770,0831,474,421 12 Oslo/Gardermoen TrondheimN/AN/A 1,839,520 1,005,775 918,615 13 Paris/CDG Nice1,835,263 1,660,471 1,598,238 699,762 744,588 14 Oslo/Gardermoen BergenN/AN/A 1,737,598 991,026 869,489 15 Oslo/Gardermoen Stavanger N/AN/A 1,392,824 785,512 720,102 16 Madrid/Barajas Tenerife Norte 1,785,8631,427,756 1,291,140 875,428 617,739 17 Istanbul Antalya1,743,2621,793,23518 Barcelona/El Prat Rome/Fiumicino1,706,6361,487,935952,609 19 Athens/El. Venizelos Thessaloniki/Macedonia 1,649,0941,488,2101,348,368 826,643 551,914 20 Rome/Fiumicino Palermo/Falcone Borsellino1,675,9821,392,767 1,176,181 741,588 549,692 21 Madrid/Barajas Paris/Orly1,585,1601,595,353 1,371,546 707,707 460,765 22 Amsterdam Barcelona/El Prat1,560,9441,464,378 1,207,526 608,458 377,835 23 Antalya Moscow/Vnukovo1,574,9901,428,502 24 Madrid/Barajas London/Heathrow1,550,0441,471,851 1,184,916 425,692 454,469 25 Istanbul/Sabiha Gökçen Ercan1,547,41926 Madrid/Barajas Bogotá1,546,0931,332,4941,089,80527 Paris/Orly Lisbon1,527,5131,536,9681,265,31428 Ankara Istanbul1,497,2021,467,25529 Amsterdam London/Heathrow1,460,3661,385,6691,140,162 30 Athens/El. Venizelos Heraklion 1,452,9411,236,107 1,129,938 650,400 504,120 31 Istanbul Dubai1,429,6651,401,59332 Frankfurt/Main London/Heathrow1,410,7871,326,5011,039,66333 Lisbon Madeira1,395,0441,351,8641,224,49334 Düsseldorf Palma de Mallorca1,378,2691,314,8891,290,938 35 Athens/El. Venizelos Santorini 1,377,866 1,217,958 1,091,316 569,193 294,903 36 Antalya Moscow/Sheremetyevo1,373,168976,754 37 Athens/El. Venizelos Larnaca 1,365,755 1,205,320 1,124,993 622,148 427,252 38 Paris/CDG Montreal/Trudeau1,361,0141,426,0321,191,698 39 Oslo/Gardermoen Copenhagen1,358,3551,339,246 1,214,749 405,422 405,748 40 Barcelona/El Prat London/Gatwick1,353,5161,277,1361,008,82241 Barcelona/El Prat Lisbon1,305,4081,184,992919,67442 Munich London/Heathrow1,304,2621,202,640929,05543 Amsterdam/Schiphol Dublin1,297,4341,187,8831,003,177 44 Paris/CDG Barcelona/El Prat1,291,815 1,120,586 1,104,723 420,862 348,322 45 Istanbul London/Heathrow1,281,9251,219,21246 Munich Hamburg1,281,4391,179,6651,040,07747 Copenhagen Stockholm/Arlanda1,291,7951,183,193967,54748 Barcelona/El Prat Milano/Malpensa1,279,578977,917788,23049 Paris/Orly Toulouse1,276,2451,439,1531,661,46050 Paris/CDG Dublin1,268,4741,233,9211,063,77151 Barcelona/El Prat Ibiza1,259,1821,241,1821,101,12852 Istanbul Moscow/Vnukovo1,235,9021,141,894 53 Amsterdam/Schiphol Madrid/Barajas 1,229,639 1,076,562 980,534 458,560 359,582 54 Madrid/Barajas Mexico City1,208,1061,086,861907,328

National statistics Brazil + Busiest domestic flight routes in Brazil by passengersRankAirport 1Airport 220221 Rio de Janeiro-Santos Dumont São Paulo-Congonhas 2,978,6692 Porto Alegre São Paulo-Congonhas 1,630,7633 Brasília São Paulo-Congonhas 1,565,8204 Recife São Paulo-Guarulhos 1,545,7575 Porto Alegre São Paulo-Guarulhos 1,524,6266 Belo Horizonte São Paulo-Congonhas 1,494,2607 Salvador São Paulo-Congonhas 1,290,3678 Belo Horizonte São Paulo-Guarulhos 1,234,2569 Recife São Paulo-Congonhas 1,169,15610 Brasília Rio de Janeiro-Santos Dumont 1,142,563

China + Busiest domestic flight routes in China by seatsRankAirport 1Airport 2202420231 Beijing Captial Shanghai Hongqiao 7,714,7588,355,225 2 Guangzhou Baiyun Shanghai Hongqiao 7,010,321 7,162,999 3 Shanghai Hongqiao Shenzhen 6,856,215 6,969,789 4 Beijing Captial Shenzhen 5,603,413 5,273,976 5 Guangzhou Baiyun Hangzhou 4,642,437 4,662,975 6 Chengdu Shuangliu Beijing Captial 4,600,812 4,161,165 7 Guangzhou Baiyun Beijing Captial 4,272,117 3,783,605 8 Hangzhou Shenzhen 4,266,024 4,281,873 9 Guangzhou Baiyun Beijing Daxing 4,132,304 4,269,799 10 Chongqing Shenzhen 3,239,066Beijing DaxingShenzhen3,302,381

India