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Route · GRR → DTW · 2020–2025 BTS data

Grand Rapids to Detroit

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), GRR to DTW (Grand Rapids to Detroit) ranks #1292 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.8%
On-time
+8.8 pts
vs US avg
88 min
Delay when late
9,220
Flights
#1292 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Feb 2024 97%

Worst Month

Dec 2025 51%

Distance

120 mi

Carriers

22

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 125 61 2 0 DL,YX,OO
Nov 2025 192 34 3 0 OO,YX
Oct 2025 187 20 0 0 OO
Sep 2025 89 7 0 0 OO,YX
Aug 2025 93 12 0 0 OO,YX
Jul 2025 93 28 1 0 OO,YX
Jun 2025 105 24 1 0 DL,OO
May 2025 138 16 0 0 DL,OO
Apr 2025 104 15 1 0 DL,OO
Mar 2025 110 20 0 0 OO,DL
Feb 2025 72 20 0 0 OO,DL
Jan 2025 88 18 0 0 OO,DL
Dec 2024 137 31 1 0 DL,OO,YX
Nov 2024 135 29 0 0 OO,YX,DL,9E
Oct 2024 145 16 0 0 OO,DL
Sep 2024 141 15 0 0 YX,OO,DL
Aug 2024 141 28 2 0 DL,YX,9E,OO
Jul 2024 136 23 4 0 9E,DL,OO,YX
Jun 2024 133 24 0 0 9E,DL,OO
May 2024 124 16 0 0 9E,DL,OO
Apr 2024 120 14 1 0 9E,DL,OO
Mar 2024 124 19 0 0 9E,DL,OO
Feb 2024 98 3 0 0 9E,DL,OO
Jan 2024 113 35 2 0 9E,DL,OO

GRR–DTW seasonal on-time pattern

Best: May (93.3%) · weakest: December (79.8%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 79.8%

Strongest calendar month

May

93.3% on-time · ~121 flights/mo

Busiest calendar month

October

~144 flights/mo avg

Weakest calendar month

December

79.8% on-time · ~132 flights/mo

Cancellation Rate

0.6%

18 of 2,943 flights

Diversion Rate

0.0%

0 of 2,943 flights

Origin-hub reliability standing

Among GRR's stronger departures

GRR → DTW posts a 87.8% on-time rate, landing in the ≥85% band with 5 of 20 BTS-tracked routes leaving Grand Rapids. The same hub also shows 11 mid-band and 4 challenged departures · fleet-wide on-time rank #452 of 4927 (highest on-time = #1).

What the Data Says About GRR to DTW

Grand Rapids to Detroit (GRR to DTW) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.8% on-time rate across 9,220 flights, with delays that do happen averaging 88.0 minutes. The corridor runs roughly 120 miles and is served by 22 carriers. Over the most recent 24 months, 18 of 2,943 flights were cancelled (0.6%) and 0 diverted (0.0%).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 97% on-time, while Dec 2025 came in at just 51% - a 46-point swing worth factoring into travel timing.

On the multi-year calendar, GRR–DTW peaks in May at 93.3% on-time while October carries the heaviest traffic (~144 flights per month) ; the softest month is December at 79.8%, a 13.5-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does GRR to DTW rank among US routes by traffic?
According to PlainFlights' route traffic ranking, GRR to DTW ranks #1292 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 GRR to DTW?
Flights from Grand Rapids to Detroit have a 87.8% on-time rate based on 9,220 flights. The average delay is 88.0 minutes. The best recent month was Feb 2024 with 97% on-time.
What is the cancellation rate for GRR to DTW?
Over the last 24 months, 0.6% of flights on this route were cancelled (18 of 2,943 flights) and 0.0% were diverted.
How far is the flight from GRR to DTW?
The flight distance from Grand Rapids (GRR) to Detroit (DTW) is approximately 120 miles. This route is served by 22 carriers.
When is the best time to fly from GRR to DTW?
The best recent month for on-time performance was Feb 2024 (97% on-time). The worst was Dec 2025 (51% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

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

Using GRR–DTW data

GRR–DTW runs 8.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare GRR and DTW airport profiles: delay causes and top routes differ even on the same corridor. GRR airport
  • If your dates flex, May (93.3% on-time) beats December (79.8%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.8% 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.