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Spirit Airlines Airline Profile

Spirit Airlines information, codes and useful links

Spirit Airlines logo
Spirit Airlines profile
Spirit Airlines logo with name
Overview

Marketing name: Spirit Airlines

Legal name: Spirit Airlines

Year established: 1981

Region: North America

Base country: United States

Base city: Las Vegas

Base airport: Harry Reid International Airport

Details

Airline IATA code: NK

Airline ICAO code: NKS

Airline category: Scheduled

Airline type: Low-cost carrier

Alliance: —

Operating status: Active

Useful links

Official Website: visit website

Baggage policy: visit website

Online check-in: visit website

We publish profile updates on a scheduled cycle, so recent changes may take up to three months to appear here. For the latest available Spirit Airlines data, use our Airline Database API.

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Spirit Airlines overview and services

Spirit Airlines is a currently operating North American scheduled low-cost carrier with its base at Harry Reid International Airport, in Las Vegas, United States.

This carrier's 2-char IATA designator is NK, and its 3-character ICAO designator is NKS. Established 46 years ago in 1980, the airline is one of the oldest carriers in the world.

Spirit Airlines offers a web check-in option for the convenience of its passengers. The current info regarding Spirit Airlines baggage policy (last updated 2026) is available on the airline's official website via the link in the menu on the left.