Chicago (MDW) to Houston (HOU): 938 miles (1,510 km) great-circle, about 2h 25m nonstop by our estimate. Cheapest fare observed: $253 round-trip on Southwest, with 1 stop, departing July 9, 2026.
$253 round-trip, Southwest WN2757, departing 2026-07-09 at 12:20, returning 2026-07-12. The recorded itinerary left on a Thursday, returning on a Sunday 3 nights later; the fare was observed 75 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $253, it ranked 14th of the 30 round-trip fares we recorded from MDW (median $316). That is 27.0 cents per great-circle mile (round-trip price over one-way distance), above the MDW median of 22.1 cents across 30 round-trip routes.
Routes from MDW of similar length: Orlando (983 mi) at $154 and Tampa (998 mi) at $178.
Southwest had the cheapest fare on 12 of 30 MDW routes. It is the 25th longest of the 30 routes we track from MDW.
Of 25 departure airports with a fare to Houston, Chicago (MDW) ranked 19th at $253. Lowest: $102 from Denver (DEN); highest: $535 from Santo Domingo (SDQ); 13 nonstop. Cheapest-fare airlines (routes): Frontier (15), Spirit (4), Arajet (1), JetBlue (1), Southwest (1) and United Airlines (1), plus 2 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Chicago, America/Chicago; flight time is our estimate.