MDW → BUFChicago to Buffalo

live

Direct flights from Chicago (MDW) to Buffalo (BUF): 7 nonstop departures observed each week across 1 airline. 82% of the last 11 operated flights arrived within 15 minutes of schedule. The median arrival is 2 minutes early. No cancellations were recorded across the 11 tracked flights. The nonstop covers 752 km, an estimated 1 hour 28 minutes in the air. Measured by Pro Flight Search from live flight boards at Chicago and Buffalo. Updated 12 October 2026 at 13:53 UTC.

Today, MDW → BUF

Mon 12 Oct · local times
  1. 07:55 WN908Southwest Airlines Left 07:53 ·
  2. 13:20 WN845Southwest Airlines On scheduleGate B19 ·
  3. 18:40 WN2846Southwest Airlines On scheduleGate B25 ·

Checked MDW board 08:53 · BUF board 06:18

MDW Chicago smooth · +0
BUF Buffalo heavy · +38
752 km · ~1h 28m est.
dep bank 07:45–19:107x weekly
Runs reliable · 1 airline · 7x weekly · nonstop
82% on time

of the last 11 operated MDW → BUF flights arrived within 15 minutes

Median arrival delay is −2 min. 0 of 11 tracked legs cancelled in the sample. Will a delayed flight be cancelled? →

Median arrival−2 minacross the last 11 operated legs
Flight time~1h 28mestimated from route distance
Weekly departures7x1 direct airline on the leg
Cancelled0.0%recent route rate · 0 of 11

The week

scheduled departures · origin local time
06121824
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 days
Southwest AirlinesWN82% on time

Flights WN2012 07:45 Su · WN826 07:55 Tu We · WN908 07:55 Mo Th Fr · WN3556 08:00 Sa

History

operated legs · board outcomes
10-12WN908departed−2
10-11WN2012dep −5 → arr−19
10-11WN320dep +18 → arr−1
10-10WN165dep +0 → arr−9
10-10WN3556dep −1 → arr−12
10-09WN2846dep +20 → arr+3
10-09WN845dep +20 → arr+15
10-09WN908dep +49 → arr+40
10-08WN2846dep +56 → arr+45
10-08WN845arrived−3
10-08WN908arrived−13

Actual board outcomes rather than schedules, paired departure and arrival per flight and day.

Full board history, day by day →

Airports right now

live boards
MDWChicago +0 min smooth 🌤 few clouds · SW 9 kt Full MDW delay board →
BUFBuffalo +38 min heavy 🌫 overcast · WSW 8 kt Full BUF delay board →

Weather lens

Current conditions put the pressure at BUF: 46% odds of a 15+ minute delay and around +10 min expected when it bites, measured from this route's own weather-matched delay history. See live delays → · Weather risk by airport →

How the Chicago to Buffalo route actually runs

Pro Flight Search records official board updates for nonstop MDW to BUF 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 Buffalo (BUF) route reliability, measured from operated flights on official airport boards.

Canonical URL
https://proflightsearch.com/search-flights/MDW-BUF
How we measure this →

MDW to BUF questions

Is MDW–BUF running on time right now?

Mostly on schedule. The arrival side at BUF is the weaker end, route health score 71/100. The airports section above carries the live status and delay window at both ends.

Morning or evening flight on MDW–BUF?

Operators schedule morning departures around 07:45 and evening departures around 18:00 from MDW. Earlier flights typically land before destination-airport delays accumulate later in the day; check the BUF delay card to confirm conditions when you'd arrive.

How long is the flight from MDW to BUF?

Great-circle distance is 752 km. With typical jet cruise speed plus taxi, climb and descent, expect roughly 83–94 min gate-to-gate on this route.

How often does MDW–BUF fly?

Southwest Airlines runs the route with about 19 flights a week (daily). Since one carrier owns the route, a single disruption tends to ripple through the day.