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Route · DTW → GRB · 2020–2025 BTS data

Detroit to Green Bay

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DTW to GRB (Detroit to Green Bay) ranks #2223 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.9%
On-time
+5.9 pts
vs US avg
85 min
Delay when late
5,638
Flights
#2223 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Feb 2024 92%

Worst Month

Dec 2025 56%

Distance

287 mi

Carriers

8

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 40 3 0 DL,OO
Nov 2025 88 17 7 0 OO,DL
Oct 2025 83 11 0 0 OO,DL
Jun 2025 56 16 0 0 OO
May 2025 82 14 0 0 OO
Apr 2025 63 14 2 0 OO
Mar 2025 73 15 0 1 OO
Feb 2025 39 15 0 0 OO
Jan 2025 84 24 0 0 OO
Dec 2024 78 27 2 0 OO
Nov 2024 85 21 0 0 OO
Oct 2024 88 10 0 0 OO,9E
Sep 2024 81 8 0 0 OO
Aug 2024 85 26 0 0 OO
Jul 2024 85 21 0 0 OO
Jun 2024 84 25 0 0 OO
May 2024 88 19 0 0 OO
Apr 2024 86 21 2 1 OO
Mar 2024 86 9 0 0 OO
Feb 2024 75 6 1 1 OO
Jan 2024 75 33 3 0 9E,OO
Dec 2023 75 6 0 0 OO,9E
Nov 2023 81 7 0 0 9E,OO
Oct 2023 80 7 0 0 DL,OO

DTW–GRB seasonal on-time pattern

Best: October (92.0%) · weakest: December (78.0%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 78%

Strongest calendar month

October

92.0% on-time · ~89 flights/mo

Busiest calendar month

March

~90 flights/mo avg

Weakest calendar month

December

78.0% on-time · ~80 flights/mo

Cancellation Rate

1.1%

20 of 1,890 flights

Diversion Rate

0.2%

3 of 1,890 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

DTW - Detroit

Full on-time, delay-cause, and seasonal performance for Detroit, MI.

DTW on-time profile

GRB - Green Bay

Full on-time, delay-cause, and seasonal performance for Green Bay, WI.

GRB on-time profile

Compare the two airports

See DTW and GRB side by side on delays, cancellations, and reliability.

Compare DTW vs GRB

Origin-hub reliability standing

Mid-pack among DTW departures

From DTW, this corridor sits with 60 other 75–85% on-time routes out of 94 tracked departures, not the hub's reliability leaders (34 at ≥85%) and not the softest ( 0 below 75%). Destination: Green Bay · fleet on-time rank #1253 of 4927.

What the Data Says About DTW to GRB

Bureau of Transportation Statistics records show Detroit to Green Bay (DTW to GRB) running a 84.9% on-time rate over 5,638 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 84.9 minutes. The 287-mile corridor is served by 8 carriers, and over the last 24 months 1.1% of 1,890 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 92% on-time, while Dec 2025 came in at just 56% - a 36-point swing worth factoring into travel timing.

On the multi-year calendar, DTW–GRB peaks in October at 92.0% on-time while March carries the heaviest traffic (~90 flights per month) ; the softest month is December at 78.0%, a 14.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DTW to GRB rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, DTW to GRB ranks #2223 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DTW to GRB? ▼
Flights from Detroit to Green Bay have a 84.9% on-time rate based on 5,638 flights. The average delay is 84.9 minutes. The best recent month was Feb 2024 with 92% on-time.
What is the cancellation rate for DTW to GRB? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (20 of 1,890 flights) and 0.2% were diverted.
How far is the flight from DTW to GRB? ▼
The flight distance from Detroit (DTW) to Green Bay (GRB) is approximately 287 miles. This route is served by 8 carriers.
When is the best time to fly from DTW to GRB? ▼
The best recent month for on-time performance was Feb 2024 (92% on-time). The worst was Dec 2025 (56% on-time). Consider booking during months with historically better performance.

Airports on this route

DTW Airport

Detroit
GRB Airport

Green Bay
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using DTW–GRB data

DTW–GRB runs 5.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare DTW and GRB airport profiles: delay causes and top routes differ even on the same corridor. DTW airport
  • If your dates flex, October (92.0% on-time) beats December (78.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.9% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.