Married at First Sight is currently airing in multiple regions with different schedules in 2025. In the UK, the 2025 season started on Sunday, September 21st, airing on E4 mostly from Sunday to Thursday evenings, with varying episode lengths around 1 to 2 hours.
In the US, the 19th season of Married at First Sight premiered on Thursday, October 23rd, 2025, as a Peacock Original. The season launched with a four- episode premiere and will release new episodes weekly on Thursdays, totaling 13 episodes plus a reunion special, concluding around November 20th.
An Australian version's 12th season premiered on January 27, 2025.
To summarize, if you are asking when "Married at First Sight" is on in 2025:
- UK season started September 21, 2025, airing Sunday to Thursday nights on E4.
- US season 19 begins October 23, 2025, streaming Thursdays on Peacock.
- Australian season 12 began January 27, 2025, on Nine Network.
Exact airing days/times depend on the country and platform, but these are the current known start dates and schedules for key regions.
