Does Spirit have Wi-Fi? Yes, Spirit Airlines offers Wi-Fi on most of its planes. However, it is not free. Passengers can purchase a Wi-Fi package at the time of booking, on the Spirit app, or onboard the plane. There are two tiers of Wi-Fi service: browsing and streaming. The browsing tier costs $2.99 and allows for basic web browsing and email. The streaming tier costs $5.99 and allows for streaming video and music. The price of Wi-Fi can vary depending on the length of the flight.