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Route · GRR → ATL · 2020–2025 BTS data

Grand Rapids to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), GRR to ATL (Grand Rapids to Atlanta) ranks #1632 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

88.5%
On-time
+9.5 pts
vs US avg
73 min
Delay when late
7,705
Flights
#1632 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Oct 2024 97%

Worst Month

Dec 2025 74%

Distance

640 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 121 32 4 0 DL,F9
Nov 2025 122 14 2 0 DL,F9
Oct 2025 126 8 0 0 DL,F9
Sep 2025 111 4 0 0 DL
Aug 2025 127 10 2 0 F9,DL
Jul 2025 125 11 1 1 DL,F9
Jun 2025 125 23 3 1 DL,F9
May 2025 122 11 0 0 DL,F9
Apr 2025 116 10 1 0 DL
Mar 2025 119 12 0 1 DL
Feb 2025 106 18 0 0 DL
Jan 2025 112 25 3 0 DL
Dec 2024 114 19 0 0 DL
Nov 2024 106 12 0 0 DL
Oct 2024 115 4 0 0 DL
Sep 2024 112 12 0 0 DL,F9
Aug 2024 126 12 0 0 DL,F9
Jul 2024 130 28 11 0 DL,F9
Jun 2024 129 17 2 0 DL,F9
May 2024 126 17 0 0 DL,F9
Apr 2024 116 9 0 0 DL
Mar 2024 119 16 0 0 DL
Feb 2024 107 8 0 0 DL
Jan 2024 106 26 2 0 DL

GRR–ATL seasonal on-time pattern

Best: October (93.1%) · weakest: December (82.5%)

80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 82.5%

Strongest calendar month

October

93.1% on-time · ~112 flights/mo

Busiest calendar month

March

~121 flights/mo avg

Weakest calendar month

December

82.5% on-time · ~114 flights/mo

Cancellation Rate

1.1%

31 of 2,838 flights

Diversion Rate

0.1%

3 of 2,838 flights

Explore origin & destination

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

GRR - Grand Rapids

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

GRR on-time profile

ATL - Atlanta

Full on-time, delay-cause, and seasonal performance for Atlanta, GA.

ATL on-time profile

Compare the two airports

See GRR and ATL side by side on delays, cancellations, and reliability.

Compare GRR vs ATL

Origin-hub reliability standing

Among GRR's stronger departures

GRR → ATL posts a 88.5% 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 #329 of 4927 (highest on-time = #1).

What the Data Says About GRR to ATL

Grand Rapids to Atlanta (GRR to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.5% on-time rate across 7,705 flights, with delays that do happen averaging 73.3 minutes. The corridor runs roughly 640 miles and is served by 3 carriers. Over the most recent 24 months, 31 of 2,838 flights were cancelled (1.1%) and 3 diverted (0.1%).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 97% on-time, while Dec 2025 came in at just 74% - a 23-point swing worth factoring into travel timing.

On the multi-year calendar, GRR–ATL peaks in October at 93.1% on-time while March carries the heaviest traffic (~121 flights per month) ; the softest month is December at 82.5%, a 10.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does GRR to ATL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, GRR to ATL ranks #1632 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 ATL? ▼
Flights from Grand Rapids to Atlanta have a 88.5% on-time rate based on 7,705 flights. The average delay is 73.3 minutes. The best recent month was Oct 2024 with 97% on-time.
What is the cancellation rate for GRR to ATL? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (31 of 2,838 flights) and 0.1% were diverted.
How far is the flight from GRR to ATL? ▼
The flight distance from Grand Rapids (GRR) to Atlanta (ATL) is approximately 640 miles. This route is served by 3 carriers.
When is the best time to fly from GRR to ATL? ▼
The best recent month for on-time performance was Oct 2024 (97% on-time). The worst was Dec 2025 (74% on-time). Consider booking during months with historically better performance.

Airports on this route

GRR Airport

Grand Rapids
ATL Airport

Atlanta
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 GRR–ATL data

GRR–ATL runs 9.5 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 ATL airport profiles: delay causes and top routes differ even on the same corridor. GRR airport
  • If your dates flex, October (93.1% on-time) beats December (82.5%) on this corridor. Seasonal chart
  • 4 other routes post a similar 88.5% 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.