Flight Pittsburgh, PA - Kansas City, MO prices from $182.32

Alaska Airlines is a major American airline headquartered in Seattle, Washington. It was founded in 1932 and operates a fleet of over 300 aircraft, serving more than 115 destinations across the United States, Canada, Mexico, and Costa Rica. Alaska Airlines is known for its commitment to customer service, on-time performance, and sustainability initiatives. It is a member of the Oneworld airline alliance and has codeshare agreements with several other airlines. Alaska Airlines offers a variety of travel classes, including First Class, Premium Class, and Main Cabin, as well as a loyalty program called Mileage Plan.

Allegiant Air is an American low-cost airline that operates scheduled and charter flights. It was founded in 1997 and is headquartered in Las Vegas, Nevada. The airline operates flights to over 120 destinations across the United States, including popular vacation destinations such as Las Vegas, Orlando, and Myrtle Beach. Allegiant Air operates a fleet of Airbus A319, A320, and A321 aircraft, and offers a range of services including seat selection, priority boarding, and in-flight entertainment. The airline has been recognized for its low fares and customer service, and has won several awards for its performance and reliability.

Boutique Air is a regional airline based in San Francisco, California. It operates scheduled passenger services to destinations across the United States, including small and remote communities that are not served by major airlines. The airline operates a fleet of small aircraft, including Pilatus PC-12 and Beechcraft King Air planes, which offer a comfortable and efficient travel experience. Boutique Air prides itself on providing personalized service to its passengers, with amenities such as complimentary snacks and beverages, free checked baggage, and a flexible booking policy. The airline also offers charter services for private groups and businesses.

Linear Air Taxi is a private air charter service that offers on-demand flights to over 700 airports in the United States and the Caribbean. The company operates a fleet of small aircraft, including the Eclipse 500 and the Cessna Grand Caravan, which can accommodate up to eight passengers. Linear Air Taxi provides a convenient and flexible alternative to commercial airlines, allowing passengers to avoid long security lines and travel on their own schedule. The company also offers a mobile app that allows customers to book flights, track their aircraft, and communicate with their pilot. With a focus on safety, reliability, and customer service, Linear Air Taxi is a popular choice for business and leisure travelers alike.

Spirit Airlines is an American ultra-low-cost carrier that operates flights throughout the United States, the Caribbean, Mexico, and Central and South America. The airline was founded in 1983 and is headquartered in Miramar, Florida. Spirit Airlines is known for its low fares and no-frills approach to air travel, with passengers paying extra for amenities such as checked baggage, seat selection, and in-flight refreshments. The airline operates a fleet of Airbus aircraft and has a frequent flyer program called Free Spirit. Despite its low-cost model, Spirit Airlines has faced criticism for its customer service and fees.