List of low-cost airlines
The following is a list of low-cost carriers organised by home country. A low-cost carrier or low-cost airline is an airline that offers generally low fares in exchange for eliminating many traditional passenger services. Regional airlines, which may compete with low-cost airlines on some routes, are listed at list of regional airlines.
Africa
Americas
Asia
Europe
Oceania
List of largest low-cost carriers
This is a list of largest low-cost carriers in the world, ranked by number of transported passengers, shown below in millions.| Ranks | Airline / Holding | '15 | '14 | '13 | '12 | '11 | '10 | Sources |
| 1 |  Ryanair | 101.4 | 86.4 | 81.4 | 79.6 | 76.4 | 72.7 | |
| 2 |  easyJet | 69.9 | 65.3 | 61.4 | 59.2 | 55.5 | 49.7 | |
| 3 |  Air Asia Group | 50.6 | 45.6 | 42.6 | 34.1 | 29.9 | 25.7 | |
| 4 |  Lion Air Group | – | 45.0 | 37.9 | 32.0 | 27.0 | 20.5 | |
| 5 |  Gol Transportes Aéreos | 27.1 | 25.7 | 21.0 | 15.0 | 13.6 | 10.9 | |
| 6 |  IndiGo | 58 | 29.7 | 22.8 | 19.3 | 15.8 | – | |
| 7 |  Norwegian Air Shuttle ASA | 25.8 | 24.0 | 20.7 | 17.7 | 15.7 | 13.0 | |
| 8 |  Vueling | 24.8 | 21.5 | 17.2 | 14.8 | 12.3 | 11.0 | |
| 9 |  Pegasus Airlines | 22.3 | 19.7 | 16.9 | 13.6 | 11.3 | 8.6 | |
| 10 |  WestJet | 20.2 | 19.6 | 18.5 | 17.4 | 16.0 | 15.2 | |
| 11 |  Wizz Air | 19.2 | 12.0 | 11.2 | 9.6 | 7.8 | 5.8 | |
| 12 |  Jetstar | 18.9 | 17.1 | 15.2 | 10.5 | 9.7 | 8.0 | |
| 13 |  Cebu Pacific | 18.4 | 16.9 | 14.4 | 12.3 | 10.5 | – | |
| 14 |  Spirit Airlines | 17.9 | 14.3 | 12.4 | 10.4 | 8.5 | 7.0 | |
| 15 | SpiceJet | 11.7 | 12.6 | 11.7 | 9.5 | 8.6 | 6.6 | |
| 16 |  Transavia | 10.8 | 9.9 | 8.9 | - | - | - | |
| 17 | Allegiant Air | 9.4 | 8.0 | 7.1 | 6.6 | 6.1 | 5.9 | |
| 18 |  flydubai | 9.0 | 7.3 | 6.8 | 5.1 | – | – | |
| 19 | AirArabia | – | 6.8 | 6.1 | 5.3 | 4.7 | 4.5 | |
| 20 | Jet2.com | 5.9 | 6.0 | 5.5 | 4.8 | 4.2 | 3.4 | |
| 21 |  Nok Air | 4.8 | 5.0 | 4.5 | 3.3 | 3.7 | 3.9 | |
| 22 |  Mango | 2.3 | 1.8 | 1.6 | 1.4 | 1.3 | 1.3 | |
| 23 |  Fastjet | 0.8 | 0.6 | 0.4 | <0.1 | – | – |
;Notes
- Includes EasyJet Switzerland.
- Includes AirAsia India, AirAsia Japan, Airasia X, Indonesia Airasia, Philippines AirAsia, Thai AirAsia and Thai AirAsia X.
- Includes Batik Air, Wings Air, Malindo Air and Thai Lion Air.
- Includes Wizz Air Ukraine and Wizz Air Serbia.
- Includes Jetstar Asia Airways, Jetstar Japan and Jetstar Pacific.
- Includes Cebgo.
- Includes Transavia France.
- Includes Air Arabia Maroc, Air Arabia Egypt and Air Arabia Jordan.
- Includes Fastjet Tanzania and Fastjet Zimbabwe.
Defunct low-cost carriers