Six Flags free “bring a friend” offers are usually available only on select promo dates, and they vary by park and pass type. In the latest info I found, one Six Flags park ran it from August 1–8, 2025 for passholders, with Monday–Friday only use, and Six Flags’ 2026 pass perks page says free Bring-A-Friend tickets are offered during select campaigns rather than all the time.

How it usually works

  • You generally need a valid pass or membership.
  • The friend must usually enter with you when your pass is scanned.
  • These offers are often limited to one free friend per passholder per promo, though some premium tiers may get more.

Where to check

  • Your park’s app or pass account benefits.
  • Email announcements from Six Flags.
  • Guest Services or the park’s current promo page, since the dates change by park.

Practical answer

If you’re asking “when can I do it?” , the safe answer is: only when your specific park is running a Bring-A-Friend-Free promotion and your pass type qualifies. Outside those promo windows, you usually need a paid guest ticket.

If you want, I can narrow it to your specific Six Flags park and tell you the most likely current rules.