WHAT?!?
That's ridiculous...
What about the Learn Scuba Chicago place. Its by far the cheapest at 139 for full cert.
"PADI certification courses include fundamentals of diving theory, three pool dives at varying Chicago locations with most equipment included, a day at the dive park in Kankakee's Haigh Quarry for two open-water check-out dives, with most equipment included, and PADI scuba-certification. The only pieces of equipment that aren’t provided are masks, fins, and snorkels, which students can purchase directly from Learn Scuba Chicago. Students should contact the shop by email or phone to schedule a time to pick up material and complete paperwork. Participants must register at one of the pools to obtain course materials and complete paperwork."
"The Fine Print
Expires 120 days after purchase.
Limit 1 per person, may buy 2 additional as gifts. Valid only for option purchased. Reservation required. Must sign waiver. Certification students are required to have their own mask, fins and snorkels (available for purchase). The rest of the gear and equipment will be provided. Students should contact the shop, by email or phone, to schedule a time to pick up material and complete paperwork. All services must be used by the same person."