PlainFlights

Route · ROC → ATL · 2020–2025 BTS data

Rochester to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ROC to ATL (Rochester to Atlanta) ranks #2346 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.1%
On-time
+6.1 pts
vs US avg
87 min
Delay when late
5,371
Flights
#2346 of 4927
Corpus placement

Cancelled

1.6%

Best Month

Sep 2025 93%

Worst Month

Dec 2025 53%

Distance

749 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 88 41 5 0 DL
Nov 2025 84 19 3 0 DL
Oct 2025 88 9 0 0 DL
Sep 2025 82 6 0 0 DL
Aug 2025 91 17 2 1 DL
Jul 2025 91 19 5 1 DL
Jun 2025 90 20 4 1 DL
May 2025 91 27 1 0 DL
Apr 2025 90 22 0 0 DL
Mar 2025 91 13 0 0 DL
Feb 2025 81 23 0 0 DL
Jan 2025 80 21 2 1 DL
Dec 2024 88 27 0 0 DL
Nov 2024 83 7 0 0 DL
Oct 2024 84 9 0 0 DL
Sep 2024 81 6 0 1 DL
Aug 2024 85 9 1 0 DL
Jul 2024 91 24 8 1 DL
Jun 2024 89 7 0 0 DL
May 2024 88 14 1 0 DL
Apr 2024 86 12 0 0 DL
Mar 2024 88 14 0 0 DL
Feb 2024 73 7 0 0 DL
Jan 2024 75 19 0 1 DL

ROC–ATL seasonal on-time pattern

Best: September (93.2%) · weakest: December (78.0%)

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

Strongest calendar month

September

93.2% on-time · ~74 flights/mo

Busiest calendar month

May

~89 flights/mo avg

Weakest calendar month

December

78.0% on-time · ~77 flights/mo

Cancellation Rate

1.6%

32 of 2,058 flights

Diversion Rate

0.3%

7 of 2,058 flights

Explore origin & destination

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

ROC - Rochester

Full on-time, delay-cause, and seasonal performance for Rochester, NY.

ROC 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 ROC and ATL side by side on delays, cancellations, and reliability.

Compare ROC vs ATL

Origin-hub reliability standing

Among ROC's stronger departures

ROC → ATL posts a 85.1% on-time rate, landing in the ≥85% band with 5 of 12 BTS-tracked routes leaving Rochester. The same hub also shows 7 mid-band and 0 challenged departures · fleet-wide on-time rank #1193 of 4927 (highest on-time = #1).

What the Data Says About ROC to ATL

Rochester to Atlanta (ROC to ATL) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.1% on-time rate across 5,371 flights, with delays that do happen averaging 86.7 minutes. The corridor runs roughly 749 miles and is served by 1 carrier. Over the most recent 24 months, 32 of 2,058 flights were cancelled (1.6%) and 7 diverted (0.3%).

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 53% - a 39-point swing worth factoring into travel timing.

On the multi-year calendar, ROC–ATL peaks in September at 93.2% on-time while May carries the heaviest traffic (~89 flights per month) ; the softest month is December at 78.0%, a 15.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ROC to ATL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ROC to ATL ranks #2346 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 ROC to ATL? ▼
Flights from Rochester to Atlanta have a 85.1% on-time rate based on 5,371 flights. The average delay is 86.7 minutes. The best recent month was Sep 2025 with 93% on-time.
What is the cancellation rate for ROC to ATL? ▼
Over the last 24 months, 1.6% of flights on this route were cancelled (32 of 2,058 flights) and 0.3% were diverted.
How far is the flight from ROC to ATL? ▼
The flight distance from Rochester (ROC) to Atlanta (ATL) is approximately 749 miles. This route is served by 1 carrier.
When is the best time to fly from ROC to ATL? ▼
The best recent month for on-time performance was Sep 2025 (93% on-time). The worst was Dec 2025 (53% on-time). Consider booking during months with historically better performance.

Airports on this route

ROC Airport

Rochester
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 ROC–ATL data

ROC–ATL runs 6.1 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare ROC and ATL airport profiles: delay causes and top routes differ even on the same corridor. ROC airport
  • If your dates flex, September (93.2% on-time) beats December (78.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.1% 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.