Finding cheap flights from Chicago O'Hare International Airport (ORD) to Milwaukee Mitchell International Airport (MKE) in October requires a mix of flexible dates, carrier comparison, and timely booking. Use flexible-date searches, subscribe to fare alerts, and compare major carriers (United, American, Delta) with low-cost options and regional partners. For October travel, midweek and early-morning flights often have the lowest fares; consider bundle deals and loyalty program redemptions to reduce ticket cost. If you can depart on a Tuesday or Wednesday, you’re more likely to find discounted nonstop fares. Always compare total travel cost including baggage and parking to get the real savings.
Tips
- Book 2–6 weeks ahead for regional October travel to lock in lower fares.
- Use date-flex tools to see cheapest October travel days.
- Set fare alerts for keywords like "cheap flights ORD to MKE October" and track price drops.
- Check refundable or changeable fares — October weather can require flexibility.
- Compare bundled options (flight + car) if planning to explore Door County or Madison.