Since the Bears announced their stadium project in 2021:
New Titans stadium was announced in October 2022, broke ground in 2024, opening in 2027
New Bills stadium was announced in March 2022, broke ground in 2023 and opening in 2026
New Browns stadium was announced in October 2024 planning to open in 2029
New Commanders stadium was announced in 2025 planning to open in 2030
New Broncos stadium announced in 2025 planning to open in 2031
Meanwhile the Bears can’t even definitively pick a site for their stadium (even yesterdays statement ended by saying that they “hope” to make Arlington Heights their new home) and are targeting 2031, a full 10 years after the first mentions of this