ON TIMEBOARD

MDW → ALB on time

Chicago Midway (Chicago, IL) to Albany (Albany, NY). Every scheduled flight, September 2025 to August 2026.

On time
70%
arrived < 15 min late
Cancelled
0.9%
737 flights
Typical arrival
+1 min
median vs schedule
When late
+57 min
average delay
Flights / day
2
1 airline

70% of flights from Chicago to Albany arrived on time over the past 12 months. That is worse than the typical U.S. route. The 1 p.m. departures ran on time 74% of the time; the 6 p.m. ones 63%. 9% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MDW → ALB: when a flight was late, it was under 45 minutes late 62% of the time. About 1 in 13 flights landed an hour or more late, and 1 in 67 three hours or more; 0.9% were cancelled outright.

Share of all 737 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
Southwest Airlines73770%0.9%+1 min7.7%+57 minSouthwest Airlines

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at MDW). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: too few flights (48 flights)7a8 a.m. departures: too few flights (20 flights)8a9 a.m. departures: too few flights (40 flights)9a10 a.m. departures: too few flights (40 flights)10a11 a.m. departures: too few flights11anoon departures: too few flights (85 flights)12p1 p.m. departures: 74% on time (164 flights)741p2 p.m. departures: too few flights (5 flights)2p3 p.m. departures: too few flights (26 flights)3p4 p.m. departures: too few flights (1 flights)4p5 p.m. departures: too few flights (44 flights)5p6 p.m. departures: 63% on time (190 flights)636p7 p.m. departures: too few flights (47 flights)7p8 p.m. departures: too few flights (26 flights)8p
MDW → ALB, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On MDW → ALB, each airline's last flight of the day was cancelled 1.7% of the time, against 0.3% for its earlier flights (6.4× as often). It arrived 3+ hours late 2.4% of the time (earlier flights: 1.1%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
Southwest Airlines6:15 p.m.1.7%2.4%0.3%first flight 7:45 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in ALB tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: October (84%). Worst: March (58%).

40%70%100%Jan: 73% on time (120 flights)73JanFeb: too few flights (98 flights)FebMar: 58% on time (139 flights)58MarApr: 79% on time (142 flights)79AprMay: 69% on time (144 flights)69MayJun: 66% on time (231 flights)66JunJul: 67% on time (253 flights)67JulAug: 74% on time (232 flights)74AugSep: 81% on time (196 flights)81SepOct: 84% on time (178 flights)84OctNov: 82% on time (169 flights)82NovDec: 63% on time (179 flights)63Dec

By day of week

DayFlightsOn timeCancelled
Monday11675%0.9%
Tuesday10773%0.9%
Wednesday10773%0.0%
Thursday11263%2.7%
Friday11377%0.0%
Saturday79——
Sunday10363%1.0%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 48%Airline (crew, maintenance, ops) 36%Air traffic & airport (NAS) 14%Severe weather 2%Security 1%

Cancellations: weather 6 · airline 1

Month by month

Not enough months with data to draw a trend.

Worst days in the past year

DateFlightsOn timeCancelled
Jun 12, 202630%0
Jul 27, 202630%1
Jun 8, 2026333%0
Jul 22, 2026333%0
Jun 17, 2026333%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Chicago or Albany. ORD → ALB has been 3 points more reliable.

RouteFlightsOn timeCancelled
MDW → ALB (this route)73770%0.9%
ORD → ALB Chicago O'Hare to Albany2,37473%2.6%

Questions

How often are flights from MDW to ALB on time?

70% of 737 scheduled flights from Chicago, IL to Albany, NY arrived within 15 minutes of schedule between September 2025 and August 2026. 0.9% were cancelled.

What is the best time of day to fly MDW to ALB?

Flights scheduled to leave at 1 p.m. were the most reliable (74% on time). The 6 p.m. departures were the least (63%).

What month has the most delays from MDW to ALB?

March (58% on time). The best month is October (84%), over 2023–2026.

Is the last flight of the day from MDW to ALB more likely to be cancelled?

Yes. Each airline's last MDW–ALB flight of the day was cancelled 1.7% of the time over the past year, against 0.3% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.