1,150 km · Domestic

Bismarck (BIS) – Chicago O'Hare (ORD)

In July 2026, 62 flights operated between Bismarck and Chicago O'Hare (both directions), and 82.3% left on time, according to the US BTS.

Flights per month

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

The most recent periods12 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January–10–
February–––
March–––
April–48–
May–62–
June5260▲ 15.4%
July62620.0%
August62––
September60––
October62–in progress
November60––
December61––

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods12 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January–70.0%–
February–––
March–––
April–89.6%–
May–88.7%–
June75.0%86.7%▲ 15.6%
July59.7%82.3%▲ 37.9%
August87.1%––
September85.0%––
October72.6%–in progress
November83.3%––
December59.0%––

Cancelled flights by month

The most recent periods12 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January–0–
February–––
March–––
April–0–
May–0–
June00–
July00–
August0––
September0––
October0–in progress
November0––
December1––

Airlines on this route

  1. Envoy Air 98.8%
  2. SkyWest Airlines 1.2%

Jun 1, 2025 – Jul 31, 2026

By direction

BIS → ORD

Scheduled flights
331
Flights operated
330
Cancelled
1 · 0.3%
On-time departures
77.3%

ORD → BIS

Scheduled flights
331
Flights operated
331
Cancelled
0 · 0.0%
On-time departures
80.1%

BIS → ORD and ORD → BIS counted separately.

Airlines on this route

Jun 1, 2025 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Envoy Air MQ 654 98.8% 78.7% 1
SkyWest Airlines OO 8 1.2% 75.0% 0

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 · Jun 5, 2025 → Jul 31, 2026

Recorded flights662BIS–ORD

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 · No observations · 0 recorded · 0 measured · Source: the US BTS 08:00 · 2 · 2 recorded · 2 measured · Source: the US BTS 09:00 · 196 · 196 recorded · 196 measured · Source: the US BTS 10:00 · 133 · 133 recorded · 133 measured · Source: the US BTS 11:00 · 2 · 2 recorded · 2 measured · Source: the US BTS 12:00 · 184 · 184 recorded · 183 measured · Source: the US BTS 13:00 · 145 · 145 recorded · 145 measured · Source: the US BTS 14:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 15:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 16:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 17:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 18:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 19:00 · No observations · 0 recorded · 0 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———
07:00No observations———
08:00Fewer than 200 measured departures—22
09:00Fewer than 200 measured departures—196196
10:00Fewer than 200 measured departures—133133
11:00Fewer than 200 measured departures—22
12:00Fewer than 200 measured departures—183184
13:00Fewer than 200 measured departures—145145
14:00No observations———
15:00No observations———
16:00No observations———
17:00No observations———
18:00No observations———
19:00No observations———
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 · 94 · 94 recorded · 93 measured · Source: the US BTS Tuesday · 94 · 94 recorded · 94 measured · Source: the US BTS Wednesday · 94 · 94 recorded · 94 measured · Source: the US BTS Thursday · 96 · 96 recorded · 96 measured · Source: the US BTS Friday · 96 · 96 recorded · 96 measured · Source: the US BTS Saturday · 94 · 94 recorded · 94 measured · Source: the US BTS Sunday · 94 · 94 recorded · 94 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—9394
TuesdayFewer than 200 measured departures—9494
WednesdayFewer than 200 measured departures—9494
ThursdayFewer than 200 measured departures—9696
FridayFewer than 200 measured departures—9696
SaturdayFewer than 200 measured departures—9494
SundayFewer than 200 measured departures—9494

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 · 10 · 10 recorded · 10 measured · Source: the US BTS Feb · No observations · 0 recorded · 0 measured · Source: the US BTS Mar · No observations · 0 recorded · 0 measured · Source: the US BTS Apr · 48 · 48 recorded · 48 measured · Source: the US BTS May · 62 · 62 recorded · 62 measured · Source: the US BTS Jun · 112 · 112 recorded · 112 measured · Source: the US BTS Jul · 124 · 124 recorded · 124 measured · Source: the US BTS Aug · 62 · 62 recorded · 62 measured · Source: the US BTS Sep · 60 · 60 recorded · 60 measured · Source: the US BTS Oct · 62 · 62 recorded · 62 measured · Source: the US BTS Nov · 60 · 60 recorded · 60 measured · Source: the US BTS Dec · 62 · 62 recorded · 61 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—1010
FebNo observations———
MarNo observations———
AprFewer than 200 measured departures—4848
MayFewer than 200 measured departures—6262
JunFewer than 200 measured departures—112112
JulFewer than 200 measured departures—124124
AugFewer than 200 measured departures—6262
SepFewer than 200 measured departures—6060
OctFewer than 200 measured departures—6262
NovFewer than 200 measured departures—6060
DecFewer than 200 measured departures—6162

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 78.5% 520
  • Delayed >15 min 21.3% 141
  • Cancelled 0.2% 1
  • 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

6
Flight numbersBy direction DeparturesOn time
MQ3695 ORD → BIS 211 75.8%
MQ3695 BIS → ORD 211 72.9%
MQ3430 BIS → ORD 72 86.1%
MQ3430 ORD → BIS 72 86.1%
MQ3470 BIS → ORD 44 84.1%
MQ3470 ORD → BIS 44 90.9%

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 +0.0% 0 82.3%
June 2026 60 +15.4% 0 86.7%
May 2026 62 0 88.7%
April 2026 48 0 89.6%
January 2026 10 0 70.0%
December 2025 61 1 59.0%
November 2025 60 0 83.3%
October 2025 62 0 72.6%
September 2025 60 0 85.0%
August 2025 62 0 87.1%
July 2025 62 0 59.7%
June 2025 52 0 75.0%

How to read this chart

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