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Route · BOS → ATL · 2020–2025 BTS data

Boston to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BOS to ATL (Boston to Atlanta) ranks #178 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.5%
On-time
+3.5 pts
vs US avg
75 min
Delay when late
26,632
Flights
#178 of 4927
Corpus placement

Cancelled

1.1%

Best Month

Feb 2024 91%

Worst Month

Jul 2024 70%

Distance

946 mi

Carriers

16

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 417 126 11 0 B6,DL,F9,NK
Nov 2025 414 88 6 1 DL,F9,NK,B6
Oct 2025 425 77 3 0 B6,DL,F9
Sep 2025 401 69 1 0 DL,F9,B6
Aug 2025 403 71 5 2 F9,B6,DL
Jul 2025 425 110 6 2 B6,DL,NK,F9
Jun 2025 437 101 5 1 B6,DL,F9,NK
May 2025 459 118 1 2 B6,DL,F9,NK
Apr 2025 463 104 3 1 DL,F9,NK,B6
Mar 2025 423 72 2 1 B6,DL,NK,F9
Feb 2025 343 88 7 2 B6,DL,F9,NK
Jan 2025 380 97 16 1 B6,DL,F9,NK
Dec 2024 474 120 8 0 B6,DL,F9,NK
Nov 2024 457 61 1 1 B6,NK,DL,F9
Oct 2024 487 69 0 0 DL,NK,F9,B6
Sep 2024 478 95 4 1 B6,DL,F9,NK
Aug 2024 464 125 7 2 B6,DL,F9,NK
Jul 2024 425 129 19 2 B6,DL,NK
Jun 2024 403 80 1 0 B6,DL,NK
May 2024 415 85 0 2 B6,DL,NK
Apr 2024 389 77 2 0 B6,DL,NK
Mar 2024 373 47 0 0 B6,DL,NK
Feb 2024 321 28 1 0 B6,DL,NK
Jan 2024 342 78 2 2 B6,DL,NK

BOS–ATL seasonal on-time pattern

Best: October (87.5%) · weakest: July (75.1%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 80.9%

Strongest calendar month

October

87.5% on-time · ~403 flights/mo

Busiest calendar month

October

~403 flights/mo avg

Weakest calendar month

July

75.1% on-time · ~380 flights/mo

Cancellation Rate

1.1%

111 of 10,018 flights

Diversion Rate

0.2%

23 of 10,018 flights

Explore origin & destination

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

BOS - Boston

Full on-time, delay-cause, and seasonal performance for Boston, MA.

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

Compare BOS vs ATL

Origin-hub reliability standing

Mid-pack among BOS departures

From BOS, this corridor sits with 49 other 75–85% on-time routes out of 60 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 5 below 75%). Destination: Atlanta · fleet on-time rank #2130 of 4927.

What the Data Says About BOS to ATL

Bureau of Transportation Statistics records show Boston to Atlanta (BOS to ATL) running a 82.5% on-time rate over 26,632 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 75.0 minutes. The 946-mile corridor is served by 16 carriers, and over the last 24 months 1.1% of 10,018 flights were cancelled, 0.2% diverted.

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 91% on-time, while Jul 2024 came in at just 70% - a 22-point swing worth factoring into travel timing.

On the multi-year calendar, BOS–ATL peaks in October at 87.5% on-time ; the softest month is July at 75.1%, a 12.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BOS to ATL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BOS to ATL ranks #178 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 BOS to ATL? ▼
Flights from Boston to Atlanta have a 82.5% on-time rate based on 26,632 flights. The average delay is 75.0 minutes. The best recent month was Feb 2024 with 91% on-time.
What is the cancellation rate for BOS to ATL? ▼
Over the last 24 months, 1.1% of flights on this route were cancelled (111 of 10,018 flights) and 0.2% were diverted.
How far is the flight from BOS to ATL? ▼
The flight distance from Boston (BOS) to Atlanta (ATL) is approximately 946 miles. This route is served by 16 carriers.
When is the best time to fly from BOS to ATL? ▼
The best recent month for on-time performance was Feb 2024 (91% on-time). The worst was Jul 2024 (70% on-time). Consider booking during months with historically better performance.

Airports on this route

BOS Airport

Boston
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 BOS–ATL data

BOS–ATL runs 3.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BOS and ATL airport profiles: delay causes and top routes differ even on the same corridor. BOS airport
  • If your dates flex, October (87.5% on-time) beats July (75.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.5% 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.