Wow Air, stylized as WOW air, was an Icelandic ultra low-cost carrier operating between 2012 and 2019. The airline was headquartered in Reykjavík and based at Keflavík International Airport. It flew between Iceland and the rest of Europe and North America, and also flew to India as part of a wider plan to expand in Asia. The airline abruptly ceased operations on 28 March 2019, when its operating company WOW air hf. went out of business.

Keflavík Airport, also known as Reykjavík–Keflavík Airport, is the largest airport in Iceland and the country's main hub for international transportation. The airport is 1.7 nautical miles west of Keflavík and 50 km (30 mi) southwest of Reykjavík. The airport has three runways, two of which are in use, and the airport area is about 25 km2 (10 sq mi). Most international journeys to or from Iceland pass through this airport.