Airlines of United States
United States has 133 active airlines.
| Name | IATA | ICAO | Type | Alliance | Founded |
|---|---|---|---|---|---|
| 40-Mile Air | Q5 | MLA | Passenger | None | 1959 |
| Access Air | ZA | CYD | Passenger | None | 1998 |
| Air Cargo Carriers | 2Q | SNC | Passenger | None | 1986 |
| Air Choice One | 3E | — | Passenger | None | 1979 |
| Air Florida | QH | FLZ | Passenger | None | — |
| Airlift International | — | AIR | Passenger | None | 1965 |
| Air Sunshine | — | RSI | Passenger | None | 1982 |
| AirTran Airways | FL | TRS | Passenger | None | 1950 |
| Air Wisconsin | ZW | AWI | Passenger | Star Alliance | 1965 |
| Alaska Airlines | AS | ASA | Passenger | Oneworld | 1932 |
| Alaska Central Express | KO | AER | Passenger | None | 1996 |
| All America | A2 | AL2 | Passenger | None | — |
| All America US | AG | SSA | Passenger | None | — |
| Allegheny Commuter Airlines | — | ALO | Passenger | None | 1952 |
| Allegiant Air | G4 | AAY | Passenger | None | 1997 |
| Aloha Airlines | AQ | AAH | Passenger | None | 1946 |
| American Airlines | AA | AAL | Passenger | Oneworld | 1926 |
| American Eagle Airlines | MQ | EGF | Passenger | None | — |
| America West Airlines | HP | AWE | Passenger | None | — |
| Apache Air | ZM | IWA | Passenger | None | — |
| Arrow Air | JW | APW | Passenger | None | 1947 |
| ATA Airlines | — | AMT | Passenger | None | 1973 |
| Atlantic Southeast Airlines | EV | ASQ | Passenger | SkyTeam | 1979 |
| Atlas Air | 5Y | GTI | Passenger | None | 1993 |
| Aws express | B0 | 666 | Passenger | None | — |
| Bemidji Airlines | CH | BMJ | Passenger | None | 1985 |
| Black Stallion Airways | BZ | BSA | Passenger | None | — |
| Boutique Air (Priv) | 4B | BTQ | Regional | None | 2007 |
| Cape Air | 9K | KAP | Passenger | None | 1989 |
| Carnival Air Lines | KW | — | Passenger | None | 1988 |
| Chautauqua Airlines | RP | CHQ | Passenger | Oneworld | 1973 |
| Choice Airways | — | CSX | Passenger | None | 1990 |
| Colgan Air | 9L | CJC | Regional | None | 1991 |
| CommutAir | C5 | UCA | Regional | Star Alliance | 1989 |
| Compass Airlines | CP | CPZ | Passenger | SkyTeam | 2006 |
| Continental Airlines | CO | COA | Passenger | Star Alliance | 1934 |
| Continental Express | CO | — | Passenger | Star Alliance | 1934 |
| Continental Micronesia | CS | CMI | Passenger | SkyTeam | 1968 |
| Delta Air Lines | DL | DAL | Passenger | SkyTeam | 2003 |
| Dense Airways | KP | DWA | Passenger | None | — |
| Dense Connection | KZ | DC2 | Passenger | None | — |
| Dynamic Airways | — | DYA | Passenger | None | — |
| Envoy Air | — | ENY | Passenger | Oneworld | 1984 |
| Epic Holiday | FA | 4AA | Passenger | None | — |
| Era Alaska | 7H | ERR | Passenger | None | — |
| Evergreen International Airlines | EZ | EIA | Passenger | None | 1960 |
| ExpressJet | XE | BTA | Passenger | None | — |
| Express One International | EO | LHN | Passenger | None | 1983 |
| Florida West International Airways | RF | FWL | Passenger | None | 1995 |
| Freedom Air | FP | FRE | Passenger | None | 1974 |