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Route · ATL → HOU · 2020–2025 BTS data

Atlanta to Houston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), ATL to HOU (Atlanta to Houston) ranks #401 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.6%
On-time
+4.6 pts
vs US avg
61 min
Delay when late
18,589
Flights
#401 of 4927
Corpus placement

Cancelled

1.0%

Best Month

Feb 2024 94%

Worst Month

Jul 2024 64%

Distance

696 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 254 55 3 1 DL,WN
Nov 2025 253 55 6 0 DL,WN
Oct 2025 256 49 2 2 DL,WN
Sep 2025 250 30 0 0 WN,DL
Aug 2025 262 58 0 1 WN,DL
Jul 2025 275 76 1 0 DL,WN
Jun 2025 270 88 5 1 DL,WN
May 2025 278 70 0 0 DL,WN
Apr 2025 256 32 0 3 DL,WN
Mar 2025 244 37 0 1 WN,DL
Feb 2025 210 43 0 0 DL,WN
Jan 2025 228 45 20 1 DL,WN
Dec 2024 272 52 0 1 DL,WN
Nov 2024 259 26 0 0 WN,DL
Oct 2024 277 30 0 0 DL,WN
Sep 2024 260 33 0 0 WN,DL
Aug 2024 271 29 1 1 DL,WN
Jul 2024 277 100 17 1 DL,WN
Jun 2024 274 46 0 1 DL,WN
May 2024 310 101 3 5 DL,WN
Apr 2024 288 43 1 0 DL,WN
Mar 2024 276 40 1 0 DL,WN
Feb 2024 219 14 0 0 DL,WN
Jan 2024 245 51 0 2 DL,WN

ATL–HOU seasonal on-time pattern

Best: September (88.5%) · weakest: July (74.3%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 83%

Strongest calendar month

September

88.5% on-time · ~268 flights/mo

Busiest calendar month

October

~275 flights/mo avg

Weakest calendar month

July

74.3% on-time · ~270 flights/mo

Cancellation Rate

1.0%

60 of 6,264 flights

Diversion Rate

0.3%

21 of 6,264 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

HOU - Houston

Full on-time, delay-cause, and seasonal performance for Houston, TX.

HOU on-time profile

Compare the two airports

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

Compare ATL vs HOU

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: Houston · fleet on-time rank #1709 of 4927.

What the Data Says About ATL to HOU

Bureau of Transportation Statistics records show Atlanta to Houston (ATL to HOU) running a 83.6% on-time rate over 18,589 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 60.5 minutes. The 696-mile corridor is served by 6 carriers, and over the last 24 months 1.0% of 6,264 flights were cancelled, 0.3% diverted.

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 94% on-time, while Jul 2024 came in at just 64% - a 30-point swing worth factoring into travel timing.

On the multi-year calendar, ATL–HOU peaks in September at 88.5% on-time while October carries the heaviest traffic (~275 flights per month) ; the softest month is July at 74.3%, a 14.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does ATL to HOU rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, ATL to HOU ranks #401 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 HOU? ▼
Flights from Atlanta to Houston have a 83.6% on-time rate based on 18,589 flights. The average delay is 60.5 minutes. The best recent month was Feb 2024 with 94% on-time.
What is the cancellation rate for ATL to HOU? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (60 of 6,264 flights) and 0.3% were diverted.
How far is the flight from ATL to HOU? ▼
The flight distance from Atlanta (ATL) to Houston (HOU) is approximately 696 miles. This route is served by 6 carriers.
When is the best time to fly from ATL to HOU? ▼
The best recent month for on-time performance was Feb 2024 (94% on-time). The worst was Jul 2024 (64% on-time). Consider booking during months with historically better performance.

Airports on this route

ATL Airport

Atlanta
HOU Airport

Houston
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–HOU data

ATL–HOU runs 4.6 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 HOU airport profiles: delay causes and top routes differ even on the same corridor. ATL airport
  • If your dates flex, September (88.5% on-time) beats July (74.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.6% 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.