Finding motorsports today on TV is easier when you know which series owns which window on the calendar. The four big global championships split the week cleanly, and once you learn the pattern you can stop scrolling through cable guides every Sunday morning.
Formula 1 is the easiest to plan around. Every race weekend runs Friday through Sunday, with the main event held at varying local times across the season to balance global TV markets. The full schedule lives on the official Formula 1 site at https://www.formula1.com, where you can filter by region to see exactly which broadcaster carries your country. For US viewers, ESPN holds the cable rights and ABC occasionally picks up early-morning races from Asia and Australia. For UK viewers, Sky Sports F1 is the home of practice, qualifying and the race itself.
NASCAR sits in a different slot. The Cup Series runs most weekends from February to November, with the Daytona 500 in late February kicking off the season. Fox and FS1 carry the first half of the season, NBC and USA Network take over after the summer break. The official NASCAR schedule page at https://www.nascar.com/schedule lists every race with start times in your local zone, plus the network that holds the broadcast rights for that specific race.
IndyCar fills the gaps. The IndyCar Series shares many weekends with NASCAR but usually runs Sunday afternoon races when NASCAR does not, which is helpful if you want to watch both. NBC's Peacock streaming service holds most IndyCar coverage in the US, with a handful of races also airing on the main NBC network.
For two-wheeled fans, MotoGP runs from March to November and the schedule is published each year on the official MotoGP site. Most European rounds air on BT Sport in the UK and NBC-owned channels in the US.
If your viewing week also includes GAA hurling and football from Ireland, the same broadband connection that streams F1 practice sessions can carry [iptv ireland gaa rte channels](https://iptvuk.tv/blog/iptv-ireland-gaa-rte-channels), which is a popular way to follow the inter-county championship when you are away from a traditional RTE feed.
A quick reference for motorsport timing: the FIA publishes the global motorsport calendar each January at https://www.fia.com, and the Wikipedia overview at https://en.wikipedia.org/wiki/Motorsport keeps a useful running summary of which championships run on which weekends. Bookmark both and you will rarely miss a green-flag lap.