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1,473 km · Domestic

City of Colorado Springs (COS) – Chicago Midway (MDW)

In July 2026, 62 flights operated between City of Colorado Springs and Chicago Midway (both directions), and 54.8% 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 periods15 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January568▼ 85.7%
February52––
March54––
April52––
May52––
June9652▼ 45.8%
July10862▼ 42.6%
August66––
September60––
October62–in progress
November35––
December30––

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods15 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January94.6%87.5%▼ 7.5%
February86.5%––
March90.7%––
April80.8%––
May76.9%––
June72.9%63.5%▼ 12.9%
July71.3%54.8%▼ 23.1%
August83.3%––
September90.0%––
October85.5%–in progress
November80.0%––
December60.0%––

Cancelled flights by month

The most recent periods15 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January00–
February0––
March0––
April0––
May0––
June02–
July00–
August0––
September0––
October0–in progress
November1––
December0––

By direction

COS → MDW

Scheduled flights
505
Flights operated
501
Cancelled
4 · 0.8%
On-time departures
75.2%

MDW → COS

Scheduled flights
505
Flights operated
504
Cancelled
1 · 0.2%
On-time departures
83.7%

COS → MDW and MDW → COS counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Southwest Airlines WN 1,010 100.0% 79.5% 5

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

Recorded flights1,010COS–MDW

Departure hour

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 · No observations · 0 recorded · 0 measured · Source: the US BTS 06:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 07:00 · 85 · 85 recorded · 85 measured · Source: the US BTS 08:00 · 44 · 44 recorded · 44 measured · Source: the US BTS 09:00 · 82 · 82 recorded · 82 measured · Source: the US BTS 10:00 · 92 · 92 recorded · 92 measured · Source: the US BTS 11:00 · 100 · 100 recorded · 99 measured · Source: the US BTS 12:00 · 162 · 162 recorded · 161 measured · Source: the US BTS 13:00 · 55 · 55 recorded · 55 measured · Source: the US BTS 14:00 · 162 · 162 recorded · 162 measured · Source: the US BTS 15:00 · 118 · 118 recorded · 116 measured · Source: the US BTS 16:00 · 46 · 46 recorded · 45 measured · Source: the US BTS 17:00 · 58 · 58 recorded · 58 measured · Source: the US BTS 18:00 · 5 · 5 recorded · 5 measured · Source: the US BTS 19:00 · 1 · 1 recorded · 1 measured · Source: the US BTS 20:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 21:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 22:00 · No observations · 0 recorded · 0 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.

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
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:00No observations———
06:00No observations———
07:00Fewer than 200 measured departures—8585
08:00Fewer than 200 measured departures—4444
09:00Fewer than 200 measured departures—8282
10:00Fewer than 200 measured departures—9292
11:00Fewer than 200 measured departures—99100
12:00Fewer than 200 measured departures—161162
13:00Fewer than 200 measured departures—5555
14:00Fewer than 200 measured departures—162162
15:00Fewer than 200 measured departures—116118
16:00Fewer than 200 measured departures—4546
17:00Fewer than 200 measured departures—5858
18:00Fewer than 200 measured departures—55
19:00Fewer than 200 measured departures—11
20:00No observations———
21:00No observations———
22:00No observations———
23:00No observations———

Day of week

Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 156 · 156 recorded · 156 measured · Source: the US BTS Tuesday · 148 · 148 recorded · 148 measured · Source: the US BTS Wednesday · 144 · 144 recorded · 142 measured · Source: the US BTS Thursday · 152 · 152 recorded · 151 measured · Source: the US BTS Friday · 162 · 162 recorded · 161 measured · Source: the US BTS Saturday · 102 · 102 recorded · 101 measured · Source: the US BTS Sunday · 146 · 146 recorded · 146 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
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
MondayFewer than 200 measured departures—156156
TuesdayFewer than 200 measured departures—148148
WednesdayFewer than 200 measured departures—142144
ThursdayFewer than 200 measured departures—151152
FridayFewer than 200 measured departures—161162
SaturdayFewer than 200 measured departures—101102
SundayFewer than 200 measured departures—146146

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 · 64 · 64 recorded · 64 measured · Source: the US BTS Feb · 52 · 52 recorded · 52 measured · Source: the US BTS Mar · 54 · 54 recorded · 54 measured · Source: the US BTS Apr · 52 · 52 recorded · 52 measured · Source: the US BTS May · 52 · 52 recorded · 52 measured · Source: the US BTS Jun · 150 · 150 recorded · 148 measured · Source: the US BTS Jul · 170 · 170 recorded · 170 measured · Source: the US BTS Aug · 66 · 66 recorded · 66 measured · Source: the US BTS Sep · 60 · 60 recorded · 60 measured · Source: the US BTS Oct · 102 · 102 recorded · 102 measured · Source: the US BTS Nov · 96 · 96 recorded · 94 measured · Source: the US BTS Dec · 92 · 92 recorded · 91 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—6464
FebFewer than 200 measured departures—5252
MarFewer than 200 measured departures—5454
AprFewer than 200 measured departures—5252
MayFewer than 200 measured departures—5252
JunFewer than 200 measured departures—148150
JulFewer than 200 measured departures—170170
AugFewer than 200 measured departures—6666
SepFewer than 200 measured departures—6060
OctFewer than 200 measured departures—102102
NovFewer than 200 measured departures—9496
DecFewer than 200 measured departures—9192

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 79.1% 799
  • Delayed >15 min 20.4% 206
  • Cancelled 0.5% 5
  • 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

11
11 of 11
Flight numbersBy direction DeparturesOn time
WN3322 COS → MDW 92 88.9%
WN2432 MDW → COS 60 96.7%
WN3670 MDW → COS 57 93.0%
WN2127 COS → MDW 52 84.6%
WN1823 COS → MDW 50 84.0%
WN2832 MDW → COS 50 88.0%
WN2681 COS → MDW 42 57.1%
WN3234 COS → MDW 42 73.8%
WN595 MDW → COS 40 85.0%
WN2082 COS → MDW 36 65.7%
WN2108 COS → MDW 30 83.3%

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 −42.6% 0 54.8%
June 2026 52 −45.8% 2 63.5%
January 2026 8 −85.7% 0 87.5%
December 2025 30 −50.8% 0 60.0%
November 2025 35 −40.7% 1 80.0%
October 2025 62 +55.0% 0 85.5%
September 2025 60 0 90.0%
August 2025 66 0 83.3%
July 2025 108 0 71.3%
June 2025 96 0 72.9%
May 2025 52 0 76.9%
April 2025 52 0 80.8%
March 2025 54 0 90.7%
February 2025 52 0 86.5%
January 2025 56 0 94.6%
December 2024 61 1 82.0%
November 2024 59 1 91.5%
October 2024 40 0 92.5%

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