Southwest AirlinesWN50% on time
Flights WN3539 varies Mo Tu We Th Fr · WN4571 10:10 Su · WN590 13:05 Mo Th Fr · WN3341 13:20 Tu We Sa
live
Direct flights from Chicago (MDW) to Grand Rapids (GRR): 7 nonstop departures observed each week across 1 airline. 56% of the last 9 operated flights arrived within 15 minutes of schedule. The median arrival is 7 minutes late. 1 of the 9 tracked flights was cancelled. The nonstop covers 220 km, an estimated 47 minutes in the air. Measured by Pro Flight Search from live flight boards at Chicago and Grand Rapids. Updated 22 September 2026 at 06:38 UTC.
MDW
Chicago
disrupted · +95
GRR
Grand Rapids
busy · +29
220 km · ~0h 47m est.
Runs rough · 1 airline · 7x weekly · nonstop
56% on time
of the last 9 operated MDW → GRR flights arrived within 15 minutes
Median arrival delay is +7 min. 1 of 9 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →
Median arrival+7 minacross the last 9 operated legs
Flight time~0h 47mestimated from route distance
Weekly departures7x1 direct airline on the leg
The week
scheduled departures · origin local time06121824
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Southwest Airlines
Each mark is a scheduled departure at its origin-local time, observed operating in the last 7 days. Today is highlighted.
Who flies it
observed on the boards · 7 daysHistory
operated legs · board outcomes09-20NJM959arrived+0
Actual board outcomes rather than schedules, paired departure and arrival per flight and day.
Full board history, day by day →
Airports right now
live boardsWeather lens
Current conditions put the pressure at MDW and GRR: 45% odds of a 15+ minute delay and around +11 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →
next sweep in 120s
How the Chicago to Grand Rapids route actually runs
Pro Flight Search records official board updates for nonstop MDW to GRR flights through the day: schedules, estimates, gate pushes and actual departures. The verdict above comes from operated flights, so it reflects what this route does rather than what the timetable promises.
Planning around a delay? Live airport delays · Weather delay risk map · Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
Cite this data
Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.
Suggested citation
Pro Flight Search — Chicago (MDW) to Grand Rapids (GRR) route reliability, measured from operated flights on official airport boards.
Canonical URL
How we measure this →
https://proflightsearch.com/search-flights/MDW-GRR
MDW to GRR questions
Is MDW–GRR running on time right now?
High disruption likely. The departure side at MDW is the weaker end, route health score 31/100. The airports section above carries the live status and delay window at both ends.
Morning or evening flight on MDW–GRR?
Operators schedule morning departures around 10:10 and evening departures around 20:55 from MDW. Earlier flights typically land before destination-airport delays accumulate later in the day; check the GRR delay card to confirm conditions when you'd arrive.
How long is the flight from MDW to GRR?
Great-circle distance is 220 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 46–49 min gate-to-gate on this route.
How often does MDW–GRR fly?
Southwest Airlines runs the route with about 20 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.
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