avgas.cheap is a free map for GA pilots to compare 100LL and Jet-A prices across 3,000+ US airports before planning a cross-country flight. Features: • 🗺️ Interactive map with price bubbles • ⛽️ 100LL + Jet-A coverage, self-serve vs full-service • 🕐 Data freshness filter (today / 7 days / 30 days / 1 year) • ✍️ Community-reported prices with dual-browser confirmation • 📱 Mobile-friendly Data updated daily from major aviation fuel databases.