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919 km · Domestic

Birmingham-Shuttlesworth (BHM) – Chicago Midway (MDW)

In July 2026, 62 flights operated between Birmingham-Shuttlesworth and Chicago Midway (both directions), and 72.6% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January6260▼ 3.2%
February5254▲ 3.8%
March6160▼ 1.6%
April10066▼ 34.0%
May11270▼ 37.5%
June10959▼ 45.9%
July11362▼ 45.1%
August94––
September94––
October112–in progress
November86––
December88––
Year to date (Jan–Jul)609431▼ 29.2%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January74.2%93.3%▲ 25.7%
February82.7%88.9%▲ 7.5%
March80.3%73.3%▼ 8.7%
April88.0%86.4%▼ 1.8%
May78.6%80.0%▲ 1.8%
June66.1%78.0%▲ 18.0%
July73.5%72.6%▼ 1.2%
August83.0%––
September89.4%––
October76.8%–in progress
November82.6%––
December70.5%––
Year-to-date average (Jan–Jul)77.6%81.8%▲ 5.4%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January00–
February00–
March12▲ 100.0%
April00–
May00–
June31▼ 66.7%
July10▼ 100.0%
August3––
September0––
October0–in progress
November4––
December0––
Year to date (Jan–Jul)53▼ 40.0%

By direction

BHM → MDW

Scheduled flights
891
Flights operated
884
Cancelled
7 · 0.8%
On-time departures
83.8%

MDW → BHM

Scheduled flights
891
Flights operated
883
Cancelled
8 · 0.9%
On-time departures
76.7%

BHM → MDW and MDW → BHM counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 1,782 100.0% 80.2% 15

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay07:00–08:002.8min · 253 recorded · 252 measured
Recorded flights1,782BHM–MDW

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 171 recorded · 169 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 121 recorded · 120 measured · Source: the US BTS 07:00 · 91.3% · 253 recorded · 252 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 53 recorded · 53 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 122 recorded · 121 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 97 recorded · 96 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 24 recorded · 23 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 83 recorded · 82 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 29 recorded · 29 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 84 recorded · 83 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 141 recorded · 140 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 106 recorded · 105 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 94 recorded · 93 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 12 recorded · 12 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 171 recorded · 168 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 84 recorded · 84 measured · Source: the US BTS 22:00 · Fewer than 200 measured departures · 38 recorded · 38 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · Fewer than 200 measured departures · 171 recorded · 169 measured · Source: the US BTS 06:00 · Fewer than 200 measured departures · 121 recorded · 120 measured · Source: the US BTS 07:00 · 2.8 min · 253 recorded · 252 measured · Source: the US BTS 08:00 · Fewer than 200 measured departures · 53 recorded · 53 measured · Source: the US BTS 09:00 · Fewer than 200 measured departures · 122 recorded · 121 measured · Source: the US BTS 10:00 · Fewer than 200 measured departures · 97 recorded · 96 measured · Source: the US BTS 11:00 · Fewer than 200 measured departures · 24 recorded · 23 measured · Source: the US BTS 12:00 · Fewer than 200 measured departures · 83 recorded · 82 measured · Source: the US BTS 13:00 · Fewer than 200 measured departures · 29 recorded · 29 measured · Source: the US BTS 14:00 · Fewer than 200 measured departures · 84 recorded · 83 measured · Source: the US BTS 15:00 · Fewer than 200 measured departures · 141 recorded · 140 measured · Source: the US BTS 16:00 · Fewer than 200 measured departures · 99 recorded · 99 measured · Source: the US BTS 17:00 · Fewer than 200 measured departures · 106 recorded · 105 measured · Source: the US BTS 18:00 · Fewer than 200 measured departures · 94 recorded · 93 measured · Source: the US BTS 19:00 · Fewer than 200 measured departures · 12 recorded · 12 measured · Source: the US BTS 20:00 · Fewer than 200 measured departures · 171 recorded · 168 measured · Source: the US BTS 21:00 · Fewer than 200 measured departures · 84 recorded · 84 measured · Source: the US BTS 22:00 · Fewer than 200 measured departures · 38 recorded · 38 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 171 · 171 recorded · 169 measured · Source: the US BTS 06:00 · 121 · 121 recorded · 120 measured · Source: the US BTS 07:00 · 253 · 253 recorded · 252 measured · Source: the US BTS 08:00 · 53 · 53 recorded · 53 measured · Source: the US BTS 09:00 · 122 · 122 recorded · 121 measured · Source: the US BTS 10:00 · 97 · 97 recorded · 96 measured · Source: the US BTS 11:00 · 24 · 24 recorded · 23 measured · Source: the US BTS 12:00 · 83 · 83 recorded · 82 measured · Source: the US BTS 13:00 · 29 · 29 recorded · 29 measured · Source: the US BTS 14:00 · 84 · 84 recorded · 83 measured · Source: the US BTS 15:00 · 141 · 141 recorded · 140 measured · Source: the US BTS 16:00 · 99 · 99 recorded · 99 measured · Source: the US BTS 17:00 · 106 · 106 recorded · 105 measured · Source: the US BTS 18:00 · 94 · 94 recorded · 93 measured · Source: the US BTS 19:00 · 12 · 12 recorded · 12 measured · Source: the US BTS 20:00 · 171 · 171 recorded · 168 measured · Source: the US BTS 21:00 · 84 · 84 recorded · 84 measured · Source: the US BTS 22:00 · 38 · 38 recorded · 38 measured · Source: the US BTS 23:00 · No observations · 0 recorded · 0 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00Fewer than 200 measured departures—169171
06:00Fewer than 200 measured departures—120121
07:0091.3%2.8 min252253
08:00Fewer than 200 measured departures—5353
09:00Fewer than 200 measured departures—121122
10:00Fewer than 200 measured departures—9697
11:00Fewer than 200 measured departures—2324
12:00Fewer than 200 measured departures—8283
13:00Fewer than 200 measured departures—2929
14:00Fewer than 200 measured departures—8384
15:00Fewer than 200 measured departures—140141
16:00Fewer than 200 measured departures—9999
17:00Fewer than 200 measured departures—105106
18:00Fewer than 200 measured departures—9394
19:00Fewer than 200 measured departures—1212
20:00Fewer than 200 measured departures—168171
21:00Fewer than 200 measured departures—8484
22:00Fewer than 200 measured departures—3838
23:00No observations———

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Monday · 76.8% · 276 recorded · 272 measured · Source: the US BTS Tuesday · 87.3% · 244 recorded · 244 measured · Source: the US BTS Wednesday · 84.9% · 240 recorded · 238 measured · Source: the US BTS Thursday · 79.8% · 271 recorded · 267 measured · Source: the US BTS Friday · 78.1% · 280 recorded · 278 measured · Source: the US BTS Saturday · Fewer than 200 measured departures · 169 recorded · 167 measured · Source: the US BTS Sunday · 75.4% · 302 recorded · 301 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Monday · 12.0 min · 276 recorded · 272 measured · Source: the US BTS Tuesday · 5.9 min · 244 recorded · 244 measured · Source: the US BTS Wednesday · 5.2 min · 240 recorded · 238 measured · Source: the US BTS Thursday · 8.1 min · 271 recorded · 267 measured · Source: the US BTS Friday · 12.1 min · 280 recorded · 278 measured · Source: the US BTS Saturday · Fewer than 200 measured departures · 169 recorded · 167 measured · Source: the US BTS Sunday · 12.9 min · 302 recorded · 301 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 276 · 276 recorded · 272 measured · Source: the US BTS Tuesday · 244 · 244 recorded · 244 measured · Source: the US BTS Wednesday · 240 · 240 recorded · 238 measured · Source: the US BTS Thursday · 271 · 271 recorded · 267 measured · Source: the US BTS Friday · 280 · 280 recorded · 278 measured · Source: the US BTS Saturday · 169 · 169 recorded · 167 measured · Source: the US BTS Sunday · 302 · 302 recorded · 301 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday76.8%12.0 min272276
Tuesday87.3%5.9 min244244
Wednesday84.9%5.2 min238240
Thursday79.8%8.1 min267271
Friday78.1%12.1 min278280
SaturdayFewer than 200 measured departures—167169
Sunday75.4%12.9 min301302

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 122 · 122 recorded · 122 measured · Source: the US BTS Feb · 106 · 106 recorded · 106 measured · Source: the US BTS Mar · 124 · 124 recorded · 121 measured · Source: the US BTS Apr · 166 · 166 recorded · 166 measured · Source: the US BTS May · 182 · 182 recorded · 182 measured · Source: the US BTS Jun · 172 · 172 recorded · 168 measured · Source: the US BTS Jul · 176 · 176 recorded · 175 measured · Source: the US BTS Aug · 97 · 97 recorded · 94 measured · Source: the US BTS Sep · 94 · 94 recorded · 94 measured · Source: the US BTS Oct · 184 · 184 recorded · 184 measured · Source: the US BTS Nov · 183 · 183 recorded · 179 measured · Source: the US BTS Dec · 176 · 176 recorded · 176 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

No bucket in this view has 200 measured departures yet. Flight counts are shown; on-time and delay charts become available when the sample is large enough.

View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
JanFewer than 200 measured departures—122122
FebFewer than 200 measured departures—106106
MarFewer than 200 measured departures—121124
AprFewer than 200 measured departures—166166
MayFewer than 200 measured departures—182182
JunFewer than 200 measured departures—168172
JulFewer than 200 measured departures—175176
AugFewer than 200 measured departures—9497
SepFewer than 200 measured departures—9494
OctFewer than 200 measured departures—184184
NovFewer than 200 measured departures—179183
DecFewer than 200 measured departures—176176

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 79.6% 1,418
  • Delayed >15 min 19.6% 349
  • Cancelled 0.8% 15
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

21
21 of 21
Flight numbersBy direction DeparturesOn time
WN4585 MDW → BHM 103 82.5%
WN2215 MDW → BHM 91 90.1%
WN203 BHM → MDW 89 84.3%
WN3022 BHM → MDW 61 86.4%
WN3197 BHM → MDW 58 93.1%
WN894 MDW → BHM 58 77.2%
WN440 BHM → MDW 53 94.3%
WN496 MDW → BHM 50 59.2%
WN512 BHM → MDW 49 87.8%
WN915 BHM → MDW 45 93.2%
WN892 MDW → BHM 43 62.8%
WN1547 MDW → BHM 42 90.5%
WN434 MDW → BHM 42 78.6%
WN924 MDW → BHM 42 92.9%
WN442 BHM → MDW 34 100.0%
WN2549 BHM → MDW 33 90.6%
WN1955 BHM → MDW 31 90.3%
WN2551 BHM → MDW 31 71.0%
WN2715 MDW → BHM 31 71.0%
WN3789 MDW → BHM 31 71.0%
WN924 BHM → MDW 31 61.3%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 62 −45.1% 0 72.6%
June 2026 59 −45.9% 1 78.0%
May 2026 70 −37.5% 0 80.0%
April 2026 66 −34.0% 0 86.4%
March 2026 60 −1.6% 2 73.3%
February 2026 54 +3.8% 0 88.9%
January 2026 60 −3.2% 0 93.3%
December 2025 88 +0.0% 0 70.5%
November 2025 86 −7.5% 4 82.6%
October 2025 112 +55.6% 0 76.8%
September 2025 94 0 89.4%
August 2025 94 3 83.0%
July 2025 113 1 73.5%
June 2025 109 3 66.1%
May 2025 112 0 78.6%
April 2025 100 0 88.0%
March 2025 61 1 80.3%
February 2025 52 0 82.7%
January 2025 62 0 74.2%
December 2024 88 0 78.4%
November 2024 93 0 87.1%
October 2024 72 0 91.7%

How to read this chart

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