Cheapest airlines in United States (2021)

Code	Airline	% Searches	% being the cheapest
NK	Spirit Airlines	32.1	46.6
VH	Viva Air Colombia	0.6	45.9
G4	Allegiant Air	2.3	31.8
WW	WOW air	0.4	28.2
VB	VivaAerobus	2.6	27.9
F9	Frontier	23.2	25.6
PD	Porter	0.3	25.0
AA	American Airlines	84.4	22.7
4O	InterJet	19.8	20.1
Y4	Volaris	7.6	19.8
DY	Norwegian	1.9	19.6
FJ	Fiji	0.2	17.7
MU	China Eastern	1.6	16.4
UA	United	83.6	16.2
B6	JetBlue	41.3	14.9
OB	Boliviana	0.3	14.4
3U	Sichuan Airlines	0.2	14.4
3R	Divi Divi Air	1.9	14.1
KX	Cayman Airways	2.6	13.5
HA	Hawaiian Airlines	1.0	13.4
DE	Condor	0.3	12.7
HX	Hong Kong Airlines	0.3	12.3
TN	Air Tahiti Nui	0.3	12.1
LV	Level	0.4	11.7
SY	Sun Country Airlines	3.0	11.6
Q6	Volaris Costa Rica	0.9	11.6
4B	Boutique Air	0.2	11.6
CM	Copa	37.3	11.5
AM	Aeroméxico	42.9	11.4
WN	Southwest Airlines	18.6	11.0
MF	Xiamen Airlines	0.3	10.9
TP	TAP	6.9	10.5
IG	Air Italy	0.3	9.7
DL	Delta	56.2	9.5
CA	Air China	1.6	9.4
O2	Linear Air	1.6	9.0
VA	Virgin Australia	0.2	8.7
G3	Gol	0.2	8.5
TK	Turkish	8.8	7.9
9K	Cape Air	0.3	7.8
FI	Icelandair	1.9	7.2
AV	Avianca	30.9	7.0
UP	Bahamasair	2.4	6.9
HU	Hainan Airlines	0.2	6.8
SU	Aeroflot	3.4	6.7
PS	Ukraine	0.6	6.4
TA	TACA	0.2	6.3
KU	Kuwait Airways	0.2	6.3
AS	Alaska	33.0	5.8
PR	Philippine Airlines	0.9	5.8
NZ	Air New Zealand	0.8	5.8
AD	Azul	0.4	5.8
EI	Aer Lingus	4.5	5.7
JL	Japan	1.9	5.6
AT	Royal Air	1.9	5.6
IB	Iberia	12.4	5.5
QF	Qantas	0.6	5.5
AI	Air India	0.4	5.3
AR	Aerolíneas Argentinas	1.9	5.2
3M	Silver Airways	3.6	5.1
QR	Qatar Airways	3.6	5.1
WS	WestJet	4.9	5.0
SK	SAS	2.4	4.8
AY	Finnair	7.2	4.7
BW	Caribbean Airlines	2.0	4.7
EW	Eurowings	0.4	4.7
LA	LATAM	10.5	4.6
CZ	China Southern	1.2	4.6
SS	Corsair	0.2	4.6
UX	Air Europa	6.5	4.5
EQ	TAME	0.4	4.5
BR	EVA	1.0	4.3
KQ	Kenya Airways	0.2	4.2
BA	British Airways	11.7	4.1
SQ	Singapore	2.2	4.0
AC	Air Canada	27.4	3.8
VS	Virgin Atlantic	3.7	3.8
VX	Virgin America	1.7	3.8
NH	All Nippon Airways	2.6	3.4
CX	Cathay	2.2	3.4
ET	Ethiopian Airlines	1.1	3.4
KL	KLM	11.4	3.3
LO	LOT	2.2	3.1
AF	Air France	12.0	2.9
LH	Lufthansa	12.4	2.8
XL	LATAM Ecuador	0.8	2.8
RJ	Royal Jordanian	0.4	2.7
KE	Korean Air	2.1	2.6
EY	Etihad Airways	1.5	2.6
LX	Swiss	7.7	2.4
OZ	Asiana Airlines	1.4	2.4
O6	Avianca Brasil	0.2	2.4
9W	Jet Airways	0.2	2.3
CI	China	1.0	2.2
VN	Vietnam	0.2	2.2
EK	Emirates	3.4	2.1
SN	Brussels Airlines	5.2	1.3
4M	LATAM Argentina	0.4	1.3
MS	EgyptAir	0.3	1.3
AZ	Alitalia	4.4	1.2
MH	Malaysia	0.2	0.9
UL	Sri Lankan	0.2	0.9
GF	Gulf Air	0.2	0.8
OS	Austrian	4.9	0.7
HR	Hahn Air	1.2	0.6
LY	El Al Israel Airlines	0.2	0.5
TG	Thai	0.3	0.1

"% Searches" column is calculated based on the number of searches in which the airline has offered flights versus the total number of searches.

"% being the cheapest" column is obtained from the number of searches in which the airline offered the cheapest flight versus the number of searches in which the airline offered flights.

The ranking is updated daily and takes into account data from the last year from searches done in Trabber for flights from United States.

Airline prices are compared including surcharges, if applicable, for booking with a VISA Credit and checking in a bag.

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Cheapest airlines in United States (2021)

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