Make the PDF indexable like a proper webpage: ensure it has searchable text (use OCR if it’s scanned), give it a clean filename and metadata (title, author), and create a lightweight HTML landing page embedding the PDF. Add schema markup (LocalBusiness, ContactPoint, Offer/Flight), include the PDF URL in your sitemap, and submit it via Google Search Console. Boost indexing with links from relevant travel sites, use HTTPS and a CDN, and add call-tracking numbers (CallRail/Twilio) with click-to-call functionality. For Spanish and other languages, duplicate the landing page with hreflang tags and localized metadata, and consider small paid promos to seed calls before scaling.