These are lists of the largest airlines in North America, ranked by several metrics.

By available seat miles Numbers are listed in billions of available seat miles (ASM) Rank Airline Country 2025 2024 2023 2022 2021 2020 2019 Ref1 United Airlines United States 330 311 291 248 179 123 285 2 American Airlines United States 299 293 278 260 215 143 285 3 Delta Air Lines United States 298 288 272 233 194 134 275 4 Southwest Airlines United States 180 178 170 148 132 103 157 5 Air Canada Canada105 104 99 6 Alaska Airlines United States100 76 69 61 53 37 67 7 JetBlue United States65 66 68 65 54 33 64 8Spirit AirlinesUnited States405356494128429Frontier AirlinesUnited States40403810Sun Country AirlinesUnited States8871146 Notes

By passengers carried

This is a list of North America's largest passenger airlines in terms of enplaned passengers. Passenger numbers shown are inclusive of regional carriers operating under contract where applicable.

Airlines Country 2025 2024 2023 2022 2021 2020 2019American AirlinesUnited States 223,540,000 226,405,000 210,692,000 199,288,000 165,682,000 95,324,000 215,182,000Delta Air LinesUnited States 200,000,000 200,000,000 190,000,000 177,000,000 204,000,000United AirlinesUnited States 181,053,000 173,603,000 164,927,000 144,300,000 104,082,000 57,761,000 162,443,000Southwest AirlinesUnited States 168,334,000 175,466,000 171,817,000 156,982,000 123,264,000 67,785,000 162,681,000Alaska AirlinesUnited States 58,627,000 49,238,000 44,557,000 41,468,000 32,407,000 17,927,000 46,733,000Air CanadaCanada 45,297,000 45,886,000 44,790,000 36,144,000 13,192,000 13,760,000 51,543,000 Spirit AirlinesUnited States 32,031,000 44,180,000 44,105,000 38,463,000 30,828,000 18,746,000 34,537,000JetBlue AirwaysUnited States 39,336,000 40,498,000 42,534,000 39,562,000 30,094,000 14,274,000 42,727,694Frontier AirlinesUnited States 33,200,000 33,296,000 30,218,000 25,486,000 20,708,000 13,065,000 21,869,000VolarisMexico 29,473,000 33,497,000 31,051,000 24,405,000 14,100,000 21,975,000VivaMexico 27,695,000 24,992,000 20,698,000 15,268,000 8,123,000 12,019,114WestJetCanada AeroméxicoMexico 25,337,000 24,760,000 21,724,000 16,553,000 9,484,000 20,689,000Allegiant AirUnited States 18,518,653 16,764,283 17,143,870 16,630,138 13,509,544 8,553,623 14,823,267Hawaiian AirlinesUnited States 10,879,000 10,015,000 6,543,000 3,363,000 11,751,003Flair AirlinesCanada 4,500,000 Sun Country AirlinesUnited States 4,205,847 4,483,515 4,140,663 3,598,584 2,733,364 1,740,000 3,127,000 Notes

By number of destinations

This is a list of airlines ranked by number of destinations ( for rankings #116 and #21; for #1719 and #22; for #20 and #23):

AirlineDestinationsDomesticInternational Total United Airlines240151391 American Airlines233134367 Delta Air Lines212103315 Air Canada48156204 Alaska Airlines11131142 WestJet4396139 Allegiant Air1260126 Southwest Airlines10616122 JetBlue6747114 Aeromexico4855103 Frontier Airlines811899 Sun Country Airlines741892 Breeze Airways80383 Air Transat106474 Volaris442670 Viva441963 Porter Airlines242246 Avelo Airlines31132 Flair Airlines161228Canadian North28028 Hawaiian Airlines18927 Mexicana de Aviación15015Air North13013

By frequency This is a list of airlines ranked by daily flights (frequency):

Airline Daily departures American Airlines5,946 Delta Air Lines4,343 United Airlines4,167 Southwest Airlines3,592 Air Canada1,500 Alaska Airlines1,200 JetBlue925 WestJet777 Aeromexico600 Frontier Airlines500 Allegiant Air242 Hawaiian Airlines212 Volaris200 Viva115 Breeze Airways105 Sun Country Airlines47

See also Major airlines of the United States World's largest airlines List of largest airlines in Europe List of largest airlines in Central America & the Caribbean List of largest airlines in Africa List of largest airlines in Asia List of largest airlines in South America List of largest airlines in Oceania

References