List of largest airlines in North America

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

Available Seat Miles (ASM in billions)

Rank	Airline	Country	2024	2023	2022	2021	2020	2019	Ref
1	United Airlines	United States	311	291	248	179	123	285	[1]
2	American Airlines	United States	293	278	260	215	143	285	[2]
3	Delta Air Lines	United States	288	272	233	194	134	275	[3]
4	Southwest Airlines	United States	178	170	148	132	103	157	[4]
5	Air Canada	Canada	104	99					[5]
6	JetBlue	United States	66	68					[6]
7	Alaska Airlines	United States	64	63					[7]
8	Spirit Airlines	United States	53	56					[8]
9	Frontier Airlines	United States	40	38					[9]

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.

Airline	Country	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015	2014	2013	2012	Ref
American Airlines	United States	226,405,000	210,692,000	199,288,000	165,682,000	95,324,000	215,182,000	203,745,000	199,640,000	198,714,575	201,249,127	197,340,801	193,739,825 1	107,806,578	[10]
Delta Air Lines	United States	200,000,000	190,000,000	177,000,000	TBA	TBA	204,000,000	192,465,271	186,382,771	183,741,787	179,382,874	171,350,030	164,659,644	164,571,529	[11]
Southwest Airlines	United States	175,466,000	171,817,000	156,982,000	123,264,000	67,785,000	162,681,000	163,605,833	157,677,218	151,740,357	144,574,882	135,767,188	133,155,030	133,978,100	[12]
United Airlines	United States	173,603,000	164,927,000	144,300,000	104,082,000	57,761,000	162,443,000	158,330,000	148,067,000	143,177,000	140,369,000	138,029,000	139,209,000	140,441,000	[13]
Alaska Airlines	United States	49,238,000	44,557,000	41,468,000	32,407,000	17,927,000	46,733,000	45,802,000	44,034,000	41,947,000 2	31,883,000	29,278,000	27,414,000	25,896,000	[14]
Air Canada	Canada	47,000,000	44,790,000	36,144,000	13,192,000	13,760,000	51,543,000	50,904,000	48,126,000	44,849,000	41,126,000	38,526,000	35,761,000	34,900,000	[15]
Spirit Airlines	United States	44,180,000	44,105,000	38,463,000	30,828,000	18,746,000	34,537,000	29,312,000	24,183,070	21,618,039	17,921,419	14,293,703	12,413,812	10,422,548	[16]
JetBlue Airways	United States	40,498,000	42,534,000	39,562,000	30,094,000	14,274,000	42,727,694	42,149,989	40,038,090	38,263,104	35,100,986	32,078,316	30,463,226	28,956,213	[17]
Volaris	Mexico	TBA	33,497,000	31,051,000	24,405,000	14,100,000	21,975,000	18,396,000	16,427,000	15,005,000	11,983,000	9,809,000	8,900,000	7,057,700	[18]
Frontier Airlines	United States	33,296,000	30,218,000	25,486,000	20,708,000	13,065,000	21,869,000	18,669,000	15,970,000	14,773,000	12,569,000	11,328,000	9,874,000	9,927,000	[19]
WestJet	Canada	TBA	TBA	TBA	TBA	TBA	TBA	25,491,290	24,137,477	21,951,463	20,281,376	19,651,977	18,485,144	17,423,000	[20] [21]
Viva	Mexico	TBA	24,992,000	20,698,000	15,268,000	8,123,000	12,019,114	10,014,062	8,195,566	6,373,626	4,760,000	4,000,000	n/a	n/a	[22]
Aeroméxico	Mexico	25,337,000	24,760,000	21,724,000	16,553,000	9,484,000	20,689,000	21,878,000	20,666,000	19,703,000	18,769,000	17,190,000	15,488,000	14,812,000	[23]
Allegiant Air	United States	16,764,283	17,143,870	16,630,138	13,509,544	8,553,623	14,823,267	13,606,103	12,138,146	11,003,864	9,355,097	8,017,442	7,103,366	6,591,707	[24]
Interjet	Mexico	n/a	n/a	n/a	n/a	n/a	15,184,720	13,880,000	12,378,000	11,122,000	10,483,000	8,686,000	n/a	n/a	[25]
Hawaiian Airlines	United States	TBA	10,879,000	10,015,000	6,543,000	3,363,000	11,751,003	11,840,178	11,505,324	11,050,911	10,672,667	10,195,145	9,935,743	9,484,204	[26]
Flair Airlines	Canada	TBA	4,500,000												[18]
Sun Country Airlines	United States	4,483,515	4,140,663	3,598,584	2,733,364	1,740,000	3,127,000	2,089,000	2,062,000	1,793,000	1,851,000	1,576,000	1,439,000	1,228,000	[27]

Notes

• ^1 Numbers on and after 2013 are for the merged American/US Airways
• ^2 Numbers on and after 2016 are for the merged Alaska/Virgin America

By fleet size

This is a list of airlines ranked by fleet size, as of March 12,2025 ^[update] :

Airline	Fleet size	Ref
United Airlines	1010	[28]
American Airlines	982	[ citation needed ]
Delta Air Lines	980	[ citation needed ]
Southwest Airlines	803	[ citation needed ]
SkyWest Airlines	580	[ citation needed ]
JetBlue Airways	290	[ citation needed ]
Alaska Airlines	238	[ citation needed ]
Air Canada	211	[ citation needed ]
Republic Airways	209	[ citation needed ]
Spirit Airlines	194	[ citation needed ]
Envoy Air	167	[ citation needed ]
Frontier Airlines	160	[ citation needed ]
PSA Airlines	143	[ citation needed ]
WestJet	136	[ citation needed ]
Endeavor Air	132
Allegiant Air	126
Aeroméxico	115
Volaris	108
Jazz Aviation	98
VivaAerobús	88
Porter Airlines	71
Hawaiian Airlines	70
Mesa Airlines	66
Piedmont Airlines	62
CommuteAir	58
Sun Country Airlines	57
Breeze Airways	48
GoJet Airlines	45
Air Transat	39
Air Wisconsin	39
Aeroméxico Connect	37
Air Canada Rouge	37
Sunwing Airlines	31
Avelo Airlines	20

By number of destinations

This is a list of airlines ranked by number of destinations, as of March 11,2025 ^[update] :

Airline	Destinations
	Domestic	International	Total	Ref
United Airlines	217	148	365	[29]
American Airlines	227	129	356	[30]
Delta Air Lines	212	99	311	[31]
Air Canada	50	142	192	[32]
Alaska Airlines	108	21	129	[33]
Allegiant Air	122	0	122	[34]
Southwest Airlines	103	14	117	[35]
WestJet	41	75	115	[36]
JetBlue	65	48	113	[37]
Frontier Airlines	86	21	107	[38]
Aeromexico	48	53	101	[39]
Sun Country Airlines	81	20	101	[40]
Spirit Airlines	57	23	80	[41]
Volaris	44	27	71	[42]
Breeze Airways	69	0	69	[43]
Air Transat	7	55	62	[44]
Viva	41	19	60	[45]
Avelo Airlines	49	4	53	[46]
Porter Airlines	24	17	41	[47]
Hawaiian Airlines	22	10	32	[48]
Flair Airlines	14	15	29	[49]
Mexicana de Aviación	11	0	11	[50]

By frequency

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

Airline	Daily departures	Ref
American Airlines	5,400
United Airlines	5,000
Delta Air Lines	4,200
Southwest Airlines	4,000
Air Canada	1,500
Alaska Airlines	1,200
JetBlue	925
WestJet	777	[51]
Aeromexico	600
Frontier Airlines	500
Spirit Airlines	400
Interjet	270
Allegiant Air	242
Hawaiian Airlines	212
Volaris	200
VivaAerobus	115
Breeze Airways	105
Sun Country Airlines	47

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

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