For the 2026 World Cup knockout round , the free TV coverage appears to include all knockout matches on FOX’s broadcast network , while some other outlets may keep additional matches behind cable or streaming access. One source specifically says FOX will air every knockout match from the Round of 16 through the final over the air, and that those broadcast-network games are free to watch with an antenna in the U.S.

What’s free

  • FOX broadcast network: every knockout match from the Round of 16 to the final.
  • Free-to-air access: in the U.S., that means you can watch without a pay TV subscription if the match is on the FOX broadcast channel and you have an antenna.

What may not be free

  • Some matches outside FOX’s main broadcast feed may be on cable or streaming-only platforms, which usually require a login or subscription.
  • The exact free lineup can still depend on your country and local broadcasters.

Practical takeaway

If you want the safest answer, assume the knockout games shown on the main FOX channel are the free ones. If you’re checking a specific match, the key detail is whether it’s on the broadcast network or on a cable/streaming- only outlet.

TL;DR: In the U.S., the free knockout-round games are the ones airing on FOX’s over-the-air channel, and FOX is reported to carry the entire knockout stage that way.