Amazon US now has free Speedlite 600EX II-RT Flash when buying Canon EOS 5D Mark IV w/ EF 24-70mm f/4L IS USM lens kit back.
Canon EOS 5D Mark IV Body w/ EF 24-70mm f/4L IS USM Lens + Free Canon Speedlite 600EX II-RT Flash – $4,399.00 – at Amazon.com