Who on this planet wants to miss the window seat? If you don’t rely on the airline’s seat assignment policy, it’s better to shell out a few dollars and select your favorite seat before getting onboard. Spirit Airlines Seat Selection begins at just $5. However, the price may vary according to the specific route and location. You can get the complimentary seat selection at check-in if you are a Spirit Silver Member. Buy your favorite seat to enjoy the best flying experience.