Great-circle route PHL ↔ MDW. Faint dots are other airports, for geographic context. Download this map — free to reuse with a link back to this page.
Frequencies below are per direction, from our most recent schedule sample. The two directions are not identical — that is normal on scheduled routes.
| Direction | Frequency | Days | Airlines |
|---|---|---|---|
| PHL → MDW Philadelphia to Chicago |
33/wk | Daily | Southwest Airlines |
| MDW → PHL Chicago to Philadelphia |
34/wk | Daily | Southwest Airlines |
Where a direction shows “—” we track it as an operating nonstop but hold no schedule sample for it — we would rather show nothing than guess.
In 2025, airlines reported 419,057 passengers on 3,071 flights between PHL and MDW — about 1,149 a day — filling 82% of the 510,263 seats flown. Southwest Airlines Co. carried the most passengers (93%).
Source: US DOT T-100 segment reports — actual airline-reported traffic, scheduled service only, both directions combined. Cargo and charter flights excluded.
Southwest Airlines is the only airline flying the PHL–MDW nonstop.
Recent scheduled departures on this route have used the Boeing 737, Boeing 737-800.
Aircraft assignments change by season and by time of day.
The distance between Philadelphia International Airport and Chicago Midway International Airport is 667 miles, or 1,073 kilometres.
| Great-circle distance | 667 mi |
| Kilometres | 1,073 km |
| Nautical miles | 580 nmi |
Measured airport to airport. The actual track is longer — aircraft follow airways, avoid restricted airspace and route around weather.
Yes. Southwest Airlines flies the route nonstop, with about 67 departures a week across both directions. The route is in our live nonstop dataset, last seeded 2026-07-07.
About 1h 56m in the air. That is a great-circle estimate from the 667-mile distance, not a scheduled block time — an airline's published time will differ by roughly 15 to 45 minutes depending on routing, winds and taxi.
About 33 a week from Philadelphia to Chicago and 34 a week from Chicago to Philadelphia, from our most recent schedule sample.
Southwest Airlines.
In 2025, airlines reported 419,057 passengers on 3,071 scheduled flights between PHL and MDW — about 1,149 a day — filling 82% of the seats flown. Source: US DOT T-100 segment reports, both directions combined.
Recent scheduled departures have used the Boeing 737, Boeing 737-800. Assignments change by season and by time of day.
