Currently you are able to watch "Once Upon a Time - Season 1" streaming on Disney Plus or buy it as download on Apple iTunes, Google Play Movies, Vudu, Amazon Video.
What channel is I see you on?
Watch I See You | Netflix.
How can I watch once in the UK?
The entire Once Upon a Time series is now available on Disney+ in the UK. In the UK, seasons 1-4 were already available on the streaming platform.3 sept 2020
Is Once Upon a Time on Disney plus in the UK?
Once Upon A Time ran for seven years between 2011 and 2018, and originally aired on Channel 5 in the UK before moving to Netflix from season three onwards. However, it may not be surprising that all episodes of the fairytale show can now only be found on Disney Plus in the UK.21 may 2021