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Route · ATL → BDL · 2020–2025 BTS data

Atlanta to Hartford

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ATL to BDL (Atlanta to Hartford) ranks #928 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.3%
On-time
+5.3 pts
vs US avg
63 min
Delay when late
11,785
Flights
#928 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Sep 2025 93%

Worst Month

Jul 2025 59%

Distance

859 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 182 58 7 1 DL,F9
Nov 2025 195 43 3 0 DL,F9
Oct 2025 211 28 0 1 DL,F9
Sep 2025 196 13 0 3 DL,F9
Aug 2025 206 43 2 0 F9,DL
Jul 2025 208 86 3 1 DL,F9
Jun 2025 206 76 3 0 DL,F9
May 2025 208 68 0 0 DL,F9
Apr 2025 181 47 0 0 DL,F9
Mar 2025 177 30 1 0 DL,F9
Feb 2025 156 25 0 0 DL,F9
Jan 2025 174 27 6 0 DL,F9
Dec 2024 179 31 0 0 DL,F9
Nov 2024 192 19 1 0 DL,F9
Oct 2024 211 29 0 0 DL,F9
Sep 2024 201 36 0 0 DL,F9
Aug 2024 190 48 1 0 DL,F9
Jul 2024 188 66 14 0 DL,F9
Jun 2024 183 41 0 0 DL,F9
May 2024 187 37 1 0 DL,F9
Apr 2024 168 14 0 0 DL
Mar 2024 150 20 0 0 DL
Feb 2024 136 22 0 0 DL
Jan 2024 145 28 0 0 DL

ATL–BDL seasonal on-time pattern

Best: November (90.4%) · weakest: July (72.6%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 80.7%

Strongest calendar month

November

90.4% on-time · ~170 flights/mo

Busiest calendar month

October

~180 flights/mo avg

Weakest calendar month

July

72.6% on-time · ~174 flights/mo

Cancellation Rate

0.9%

42 of 4,430 flights

Diversion Rate

0.1%

6 of 4,430 flights

Explore origin & destination

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

ATL - Atlanta

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

ATL on-time profile

BDL - Hartford

Full on-time, delay-cause, and seasonal performance for Hartford, CT.

BDL on-time profile

Compare the two airports

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

Compare ATL vs BDL

Origin-hub reliability standing

Mid-pack among ATL departures

From ATL, this corridor sits with 75 other 75–85% on-time routes out of 144 tracked departures, not the hub's reliability leaders (67 at ≥85%) and not the softest ( 2 below 75%). Destination: Hartford · fleet on-time rank #1463 of 4927.

What the Data Says About ATL to BDL

Bureau of Transportation Statistics records show Atlanta to Hartford (ATL to BDL) running a 84.3% on-time rate over 11,785 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 62.7 minutes. The 859-mile corridor is served by 3 carriers, and over the last 24 months 0.9% of 4,430 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 93% on-time, while Jul 2025 came in at just 59% - a 35-point swing worth factoring into travel timing.

On the multi-year calendar, ATL–BDL peaks in November at 90.4% on-time while October carries the heaviest traffic (~180 flights per month) ; the softest month is July at 72.6%, a 17.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ATL to BDL rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ATL to BDL ranks #928 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 ATL to BDL? ▼
Flights from Atlanta to Hartford have a 84.3% on-time rate based on 11,785 flights. The average delay is 62.7 minutes. The best recent month was Sep 2025 with 93% on-time.
What is the cancellation rate for ATL to BDL? ▼
Over the last 24 months, 0.9% of flights on this route were cancelled (42 of 4,430 flights) and 0.1% were diverted.
How far is the flight from ATL to BDL? ▼
The flight distance from Atlanta (ATL) to Hartford (BDL) is approximately 859 miles. This route is served by 3 carriers.
When is the best time to fly from ATL to BDL? ▼
The best recent month for on-time performance was Sep 2025 (93% on-time). The worst was Jul 2025 (59% on-time). Consider booking during months with historically better performance.

Airports on this route

ATL Airport

Atlanta
BDL Airport

Hartford
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 ATL–BDL data

ATL–BDL runs 5.3 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare ATL and BDL airport profiles: delay causes and top routes differ even on the same corridor. ATL airport
  • If your dates flex, November (90.4% on-time) beats July (72.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.3% 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.