Flight Cluj-Napoca - Denver, CO prices from ₹18,824.59

Air Europa is a Spanish airline that was founded in 1986. It is a member of the SkyTeam alliance and operates flights to over 50 destinations across Europe, the Americas, Africa, and Asia. The airline's main hub is located at Adolfo Suárez Madrid–Barajas Airport, and it also has secondary hubs at Palma de Mallorca Airport and Tenerife North Airport. Air Europa operates a fleet of over 50 aircraft, including Boeing 787 Dreamliners, Airbus A330s, and Embraer E195s. The airline offers a range of services to its passengers, including in-flight entertainment, Wi-Fi, and a loyalty program called SUMA.

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.

Blue Air is a Romanian low-cost airline that was founded in 2004. It operates flights to over 100 destinations in Europe, Africa, and the Middle East. The airline's main hub is located at Henri Coandă International Airport in Bucharest, Romania. Blue Air's fleet consists of Boeing 737 and Airbus A320 aircraft, and it offers both economy and business class seating options. The airline is known for its affordable fares and has won several awards for its customer service. Blue Air is committed to sustainability and has implemented various initiatives to reduce its environmental impact, such as using biofuels and reducing single-use plastics on board.

British Airways is the flag carrier airline of the United Kingdom, headquartered in London. It is one of the largest airlines in Europe and operates flights to over 180 destinations worldwide. The airline was founded in 1974 and has since grown to become a major player in the aviation industry. British Airways is known for its high-quality service, comfortable seating, and extensive route network. The airline operates a fleet of over 250 aircraft, including the Airbus A380 and Boeing 787 Dreamliner. British Airways is a member of the Oneworld airline alliance and has codeshare agreements with several other airlines.

Lufthansa is a German airline and one of the largest airlines in Europe. It was founded in 1953 and operates flights to over 200 destinations worldwide. Lufthansa is a member of the Star Alliance, which is the world's largest airline alliance. The airline has a fleet of over 300 aircraft, including Airbus and Boeing planes. Lufthansa offers a range of services to its passengers, including in-flight entertainment, Wi-Fi, and a frequent flyer program called Miles & More. The airline is known for its high-quality service and has won numerous awards for its customer satisfaction and safety standards.

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.

United Airlines is a major American airline headquartered in Chicago, Illinois. It is one of the world's largest airlines, operating a comprehensive domestic and international network of flights. United Airlines operates a fleet of over 800 aircraft, serving more than 350 destinations in over 50 countries. The airline is a founding member of the Star Alliance, which is the world's largest airline alliance. United Airlines offers a range of services to its passengers, including in-flight entertainment, Wi-Fi, and a loyalty program called MileagePlus. The airline has a strong commitment to sustainability and has implemented various initiatives to reduce its environmental impact.

Wizz Air is a low-cost airline based in Hungary that operates flights to destinations across Europe, the Middle East, and North Africa. Founded in 2003, the airline has grown rapidly and now operates a fleet of over 100 aircraft, serving more than 150 destinations in 44 countries. Wizz Air is known for its no-frills approach to air travel, offering low fares and charging extra for additional services such as checked baggage and in-flight meals. The airline has a strong focus on efficiency and cost control, allowing it to offer some of the lowest fares in the industry.