Personal preference plays a big part in what people think are reliable newspapers, and much of the comments above refer to opinion pieces rather than actual news reporting.
This is a summary of reports and reviews about the news, from Offcom, YouGov etc.
In the UK, The Financial Times and The Guardian consistently rank as the most trustworthy and accurate print/online newspaper brands in independent public surveys and media regulator reports (such as YouGov and Ofcom), alongside the BBC for broadcasting.
Top-Ranking Trustworthy Newspapers
The Financial Times: Scores highest among major newsbrands for factual reliability and minimal sensationalism, focusing primarily on economic and international reporting.
The Guardian: Frequently rated by regular readers and independent studies as the most trusted mainstream daily national newspaper for general and investigative news.
The Times: Maintains high net trust scores and a traditional broadsheet reputation, though it carries a centre-right perspective.
The Independent: Scores well for net trust among digital-first national news publications.
You pays your money and takes your choice, as they say, but be aware that if you don’t look at any of these sources you may be getting embroidery.