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247 km · Domestic

Hartsfield Jackson Atlanta (ATL) – Greenville-Spartanburg (GSP)

In July 2026, 498 flights operated between Hartsfield Jackson Atlanta and Greenville-Spartanburg (both directions), and 79.1% left on time, according to the US BTS.

Official · July 2026 according to the US BTS only airlines required to report on-time data to the US DOT

Flights per month

Only complete months are shown. A month appears once the source has published every day of it.

The most recent periods19 periods
PeriodFlights operated 2025Flights operated 2026Change vs last year
January432378▼ 12.5%
February448401▼ 10.5%
March505452▼ 10.5%
April423474▲ 12.1%
May452502▲ 11.1%
June462494▲ 6.9%
July502498▼ 0.8%
August502––
September476––
October506–in progress
November453––
December409––
Year to date (Jan–Jul)3,2243,199▼ 0.8%

On-time departures by month

Departures within 15 minutes of schedule.

The most recent periods19 periods
PeriodOn-time departures 2025On-time departures 2026Change vs last year
January85.9%89.2%▲ 3.8%
February86.6%87.5%▲ 1.0%
March84.6%81.4%▼ 3.8%
April86.8%93.2%▲ 7.4%
May80.1%83.9%▲ 4.7%
June68.2%87.2%▲ 27.9%
July78.7%79.1%▲ 0.5%
August85.5%––
September91.4%––
October87.0%–in progress
November90.7%––
December84.6%––
Year-to-date average (Jan–Jul)81.6%85.9%▲ 5.4%

Cancelled flights by month

The most recent periods19 periods
PeriodCancelled flights 2025Cancelled flights 2026Change vs last year
January2333▲ 43.5%
February07–
March510▲ 100.0%
April18▲ 700.0%
May06–
June100▼ 100.0%
July28▲ 300.0%
August2––
September0––
October0–in progress
November12––
December6––
Year to date (Jan–Jul)4172▲ 75.6%

Airlines on this route

  1. Delta Air Lines 96.3%
  2. Southwest Airlines 3.5%
  3. Endeavor Air 0.2%

Oct 1, 2024 – Jul 31, 2026

By direction

ATL → GSP

Scheduled flights
5,077
Flights operated
5,011
Cancelled
66 · 1.3%
On-time departures
82.9%

GSP → ATL

Scheduled flights
5,077
Flights operated
5,010
Cancelled
67 · 1.3%
On-time departures
88.0%

ATL → GSP and GSP → ATL counted separately.

Airlines on this route

Oct 1, 2024 – Jul 31, 2026
AirlineScheduled flights Share On-time departures Cancelled
Delta Air Lines DL 9,782 96.3% 85.2% 130
Southwest Airlines WN 354 3.5% 92.0% 3
Endeavor Air 9E 18 0.2% 94.4% 0

Shares are of scheduled flights in the period shown. Codeshare flights are counted once, under the operating airline.

Flight timing & delays

Historical departures, grouped by the scheduled local time at the departure airport. These are recorded outcomes, not a forecast for your flight.

Times are local to the departure airport of each flight; both directions are combined.

US domestic sectors recorded by BTS

Source: the US BTS · Oct 12, 2024 → Jul 31, 2026

Lowest average delay05:00–06:00-2.1min · 625 recorded · 616 measured
Gap to highest-delay hour16.8min05:00 ↔ 17:00
Recorded flights10,154ATL–GSP

Departure hour

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 96.1% · 625 recorded · 616 measured · Source: the US BTS 06:00 · 94.8% · 470 recorded · 464 measured · Source: the US BTS 07:00 · 93.3% · 391 recorded · 386 measured · Source: the US BTS 08:00 · 92.8% · 939 recorded · 926 measured · Source: the US BTS 09:00 · 88.8% · 351 recorded · 347 measured · Source: the US BTS 10:00 · 90.8% · 910 recorded · 902 measured · Source: the US BTS 11:00 · 86.3% · 636 recorded · 628 measured · Source: the US BTS 12:00 · 89.2% · 566 recorded · 562 measured · Source: the US BTS 13:00 · 82.6% · 626 recorded · 615 measured · Source: the US BTS 14:00 · 87.4% · 467 recorded · 460 measured · Source: the US BTS 15:00 · 79.1% · 788 recorded · 778 measured · Source: the US BTS 16:00 · 80.0% · 290 recorded · 285 measured · Source: the US BTS 17:00 · 76.6% · 738 recorded · 725 measured · Source: the US BTS 18:00 · 79.1% · 476 recorded · 473 measured · Source: the US BTS 19:00 · 76.3% · 677 recorded · 667 measured · Source: the US BTS 20:00 · 80.7% · 315 recorded · 311 measured · Source: the US BTS 21:00 · 76.8% · 249 recorded · 246 measured · Source: the US BTS 22:00 · 81.7% · 501 recorded · 492 measured · Source: the US BTS 23:00 · Fewer than 200 measured departures · 139 recorded · 138 measured · Source: the US BTS

Hover, tap or focus a point to see its value, sample and source.

Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · -2.1 min · 625 recorded · 616 measured · Source: the US BTS 06:00 · 1.5 min · 470 recorded · 464 measured · Source: the US BTS 07:00 · 0.8 min · 391 recorded · 386 measured · Source: the US BTS 08:00 · 0.7 min · 939 recorded · 926 measured · Source: the US BTS 09:00 · 4.4 min · 351 recorded · 347 measured · Source: the US BTS 10:00 · 1.8 min · 910 recorded · 902 measured · Source: the US BTS 11:00 · 4.7 min · 636 recorded · 628 measured · Source: the US BTS 12:00 · 1.5 min · 566 recorded · 562 measured · Source: the US BTS 13:00 · 5.4 min · 626 recorded · 615 measured · Source: the US BTS 14:00 · 3.0 min · 467 recorded · 460 measured · Source: the US BTS 15:00 · 12.4 min · 788 recorded · 778 measured · Source: the US BTS 16:00 · 6.6 min · 290 recorded · 285 measured · Source: the US BTS 17:00 · 14.7 min · 738 recorded · 725 measured · Source: the US BTS 18:00 · 9.7 min · 476 recorded · 473 measured · Source: the US BTS 19:00 · 14.4 min · 677 recorded · 667 measured · Source: the US BTS 20:00 · 10.0 min · 315 recorded · 311 measured · Source: the US BTS 21:00 · 12.0 min · 249 recorded · 246 measured · Source: the US BTS 22:00 · 7.7 min · 501 recorded · 492 measured · Source: the US BTS 23:00 · Fewer than 200 measured departures · 139 recorded · 138 measured · Source: the US BTS

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Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
00:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 01:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 02:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 03:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 04:00 · No observations · 0 recorded · 0 measured · Source: the US BTS 05:00 · 625 · 625 recorded · 616 measured · Source: the US BTS 06:00 · 470 · 470 recorded · 464 measured · Source: the US BTS 07:00 · 391 · 391 recorded · 386 measured · Source: the US BTS 08:00 · 939 · 939 recorded · 926 measured · Source: the US BTS 09:00 · 351 · 351 recorded · 347 measured · Source: the US BTS 10:00 · 910 · 910 recorded · 902 measured · Source: the US BTS 11:00 · 636 · 636 recorded · 628 measured · Source: the US BTS 12:00 · 566 · 566 recorded · 562 measured · Source: the US BTS 13:00 · 626 · 626 recorded · 615 measured · Source: the US BTS 14:00 · 467 · 467 recorded · 460 measured · Source: the US BTS 15:00 · 788 · 788 recorded · 778 measured · Source: the US BTS 16:00 · 290 · 290 recorded · 285 measured · Source: the US BTS 17:00 · 738 · 738 recorded · 725 measured · Source: the US BTS 18:00 · 476 · 476 recorded · 473 measured · Source: the US BTS 19:00 · 677 · 677 recorded · 667 measured · Source: the US BTS 20:00 · 315 · 315 recorded · 311 measured · Source: the US BTS 21:00 · 249 · 249 recorded · 246 measured · Source: the US BTS 22:00 · 501 · 501 recorded · 492 measured · Source: the US BTS 23:00 · 139 · 139 recorded · 138 measured · Source: the US BTS

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View the figures
Departure hourOn-time departuresAverage departure delayWith departure timeRecorded flights
00:00No observations———
01:00No observations———
02:00No observations———
03:00No observations———
04:00No observations———
05:0096.1%-2.1 min616625
06:0094.8%1.5 min464470
07:0093.3%0.8 min386391
08:0092.8%0.7 min926939
09:0088.8%4.4 min347351
10:0090.8%1.8 min902910
11:0086.3%4.7 min628636
12:0089.2%1.5 min562566
13:0082.6%5.4 min615626
14:0087.4%3.0 min460467
15:0079.1%12.4 min778788
16:0080.0%6.6 min285290
17:0076.6%14.7 min725738
18:0079.1%9.7 min473476
19:0076.3%14.4 min667677
20:0080.7%10.0 min311315
21:0076.8%12.0 min246249
22:0081.7%7.7 min492501
23:00Fewer than 200 measured departures—138139

Day of week

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Monday · 84.1% · 1,555 recorded · 1,543 measured · Source: the US BTS Tuesday · 87.6% · 1,398 recorded · 1,389 measured · Source: the US BTS Wednesday · 89.4% · 1,394 recorded · 1,389 measured · Source: the US BTS Thursday · 87.2% · 1,530 recorded · 1,528 measured · Source: the US BTS Friday · 85.6% · 1,535 recorded · 1,513 measured · Source: the US BTS Saturday · 84.8% · 1,223 recorded · 1,188 measured · Source: the US BTS Sunday · 79.7% · 1,519 recorded · 1,471 measured · Source: the US BTS

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Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Monday · 6.9 min · 1,555 recorded · 1,543 measured · Source: the US BTS Tuesday · 4.1 min · 1,398 recorded · 1,389 measured · Source: the US BTS Wednesday · 2.3 min · 1,394 recorded · 1,389 measured · Source: the US BTS Thursday · 4.4 min · 1,530 recorded · 1,528 measured · Source: the US BTS Friday · 6.8 min · 1,535 recorded · 1,513 measured · Source: the US BTS Saturday · 7.0 min · 1,223 recorded · 1,188 measured · Source: the US BTS Sunday · 9.7 min · 1,519 recorded · 1,471 measured · Source: the US BTS

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Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Monday · 1,555 · 1,555 recorded · 1,543 measured · Source: the US BTS Tuesday · 1,398 · 1,398 recorded · 1,389 measured · Source: the US BTS Wednesday · 1,394 · 1,394 recorded · 1,389 measured · Source: the US BTS Thursday · 1,530 · 1,530 recorded · 1,528 measured · Source: the US BTS Friday · 1,535 · 1,535 recorded · 1,513 measured · Source: the US BTS Saturday · 1,223 · 1,223 recorded · 1,188 measured · Source: the US BTS Sunday · 1,519 · 1,519 recorded · 1,471 measured · Source: the US BTS

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View the figures
Day of weekOn-time departuresAverage departure delayWith departure timeRecorded flights
Monday84.1%6.9 min1,5431,555
Tuesday87.6%4.1 min1,3891,398
Wednesday89.4%2.3 min1,3891,394
Thursday87.2%4.4 min1,5281,530
Friday85.6%6.8 min1,5131,535
Saturday84.8%7.0 min1,1881,223
Sunday79.7%9.7 min1,4711,519

Month of year

Months combine the same calendar month across the years shown; this is a seasonal pattern, not a monthly time series.

On-time departures Partial coverage: only airlines that report on-time data to the US DOT
Jan · 87.4% · 866 recorded · 810 measured · Source: the US BTS Feb · 87.0% · 856 recorded · 849 measured · Source: the US BTS Mar · 83.1% · 972 recorded · 957 measured · Source: the US BTS Apr · 90.2% · 906 recorded · 897 measured · Source: the US BTS May · 82.1% · 960 recorded · 954 measured · Source: the US BTS Jun · 78.0% · 966 recorded · 956 measured · Source: the US BTS Jul · 78.9% · 1,010 recorded · 1,000 measured · Source: the US BTS Aug · 85.5% · 504 recorded · 502 measured · Source: the US BTS Sep · 91.4% · 476 recorded · 476 measured · Source: the US BTS Oct · 89.7% · 824 recorded · 824 measured · Source: the US BTS Nov · 91.3% · 929 recorded · 917 measured · Source: the US BTS Dec · 85.8% · 885 recorded · 879 measured · Source: the US BTS

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Average departure delay Partial coverage: only airlines that report on-time data to the US DOT
Jan · 3.7 min · 866 recorded · 810 measured · Source: the US BTS Feb · 4.3 min · 856 recorded · 849 measured · Source: the US BTS Mar · 7.9 min · 972 recorded · 957 measured · Source: the US BTS Apr · 0.9 min · 906 recorded · 897 measured · Source: the US BTS May · 8.4 min · 960 recorded · 954 measured · Source: the US BTS Jun · 13.3 min · 966 recorded · 956 measured · Source: the US BTS Jul · 12.6 min · 1,010 recorded · 1,000 measured · Source: the US BTS Aug · 4.6 min · 504 recorded · 502 measured · Source: the US BTS Sep · 0.8 min · 476 recorded · 476 measured · Source: the US BTS Oct · 3.2 min · 824 recorded · 824 measured · Source: the US BTS Nov · 0.4 min · 929 recorded · 917 measured · Source: the US BTS Dec · 5.9 min · 885 recorded · 879 measured · Source: the US BTS

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Recorded flights Partial coverage: only airlines that report on-time data to the US DOT
Jan · 866 · 866 recorded · 810 measured · Source: the US BTS Feb · 856 · 856 recorded · 849 measured · Source: the US BTS Mar · 972 · 972 recorded · 957 measured · Source: the US BTS Apr · 906 · 906 recorded · 897 measured · Source: the US BTS May · 960 · 960 recorded · 954 measured · Source: the US BTS Jun · 966 · 966 recorded · 956 measured · Source: the US BTS Jul · 1,010 · 1,010 recorded · 1,000 measured · Source: the US BTS Aug · 504 · 504 recorded · 502 measured · Source: the US BTS Sep · 476 · 476 recorded · 476 measured · Source: the US BTS Oct · 824 · 824 recorded · 824 measured · Source: the US BTS Nov · 929 · 929 recorded · 917 measured · Source: the US BTS Dec · 885 · 885 recorded · 879 measured · Source: the US BTS

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View the figures
Month of yearOn-time departuresAverage departure delayWith departure timeRecorded flights
Jan87.4%3.7 min810866
Feb87.0%4.3 min849856
Mar83.1%7.9 min957972
Apr90.2%0.9 min897906
May82.1%8.4 min954960
Jun78.0%13.3 min956966
Jul78.9%12.6 min1,0001,010
Aug85.5%4.6 min502504
Sep91.4%0.8 min476476
Oct89.7%3.2 min824824
Nov91.3%0.4 min917929
Dec85.8%5.9 min879885

Delay and on-time rates need at least 200 measured departures per bucket. Smaller samples remain visible in the flight-count chart. An empty slot means no observations, not zero flights.

Recorded outcomes

  • On time 84.3% 8,563
  • Delayed >15 min 14.4% 1,458
  • Cancelled 1.3% 133
  • Missing departure time 0.0% 0

All recorded flights with a known scheduled local time, counted once. Missing actual times are shown separately.

On time means departing no more than 15 minutes after schedule. Cancelled flights and flights missing departure times are excluded from the on-time rate and average delay.

Flight numbers on this route

51
51 of 51
Flight numbersBy direction DeparturesOn time
DL2281 ATL → GSP 624 80.9%
DL2158 GSP → ATL 532 86.7%
DL3089 GSP → ATL 527 91.2%
DL3095 ATL → GSP 524 78.2%
DL3095 GSP → ATL 500 76.6%
DL3028 GSP → ATL 456 97.3%
DL1146 GSP → ATL 436 94.4%
DL1725 ATL → GSP 412 84.6%
DL3010 ATL → GSP 392 81.3%
DL3007 ATL → GSP 380 78.8%
DL1273 GSP → ATL 364 87.4%
DL3089 ATL → GSP 333 91.5%
DL3136 ATL → GSP 328 75.9%
DL2158 ATL → GSP 310 90.3%
DL1725 GSP → ATL 249 85.8%
DL3147 ATL → GSP 245 87.2%
DL3007 GSP → ATL 243 78.1%
DL1021 ATL → GSP 214 79.6%
DL1619 GSP → ATL 207 90.2%
DL3010 GSP → ATL 204 76.2%
DL3064 GSP → ATL 192 93.7%
DL3145 GSP → ATL 192 95.3%
DL2739 ATL → GSP 187 92.4%
DL2739 GSP → ATL 187 92.4%
DL1273 ATL → GSP 168 84.2%
DL2319 ATL → GSP 144 79.9%
DL2730 ATL → GSP 134 76.7%
DL2254 ATL → GSP 88 89.8%
DL2965 ATL → GSP 87 74.1%
DL1021 GSP → ATL 79 70.1%
DL3147 GSP → ATL 75 90.5%
WN1860 ATL → GSP 72 88.9%
DL2376 GSP → ATL 68 98.5%
DL1047 ATL → GSP 55 83.6%
DL1515 GSP → ATL 53 79.3%
DL2376 ATL → GSP 50 98.0%
WN4009 GSP → ATL 49 91.5%
DL3042 GSP → ATL 38 86.8%
DL1251 GSP → ATL 33 87.5%
WN2808 GSP → ATL 33 93.9%
WN340 ATL → GSP 33 84.9%
DL2092 GSP → ATL 32 78.1%
DL2458 GSP → ATL 32 71.9%
DL3090 ATL → GSP 31 86.7%
DL3197 GSP → ATL 31 86.7%
DL1251 ATL → GSP 30 86.2%
DL1584 GSP → ATL 30 73.3%
DL1584 ATL → GSP 30 76.7%
DL1637 ATL → GSP 30 100.0%
DL1637 GSP → ATL 30 100.0%
DL2193 GSP → ATL 30 100.0%

Flight numbers are the codes sold on tickets. On shared flights one aircraft can carry several of them. Only numbers with at least 30 flights have a page.

Monthly figures
PeriodFlights operated Change vs last yearCancelled On-time departures
July 2026 498 −0.8% 8 79.1%
June 2026 494 +6.9% 0 87.2%
May 2026 502 +11.1% 6 83.9%
April 2026 474 +12.1% 8 93.2%
March 2026 452 −10.5% 10 81.4%
February 2026 401 −10.5% 7 87.5%
January 2026 378 −12.5% 33 89.2%
December 2025 409 −13.0% 6 84.6%
November 2025 453 −2.4% 12 90.7%
October 2025 506 +59.1% 0 87.0%
September 2025 476 0 91.4%
August 2025 502 2 85.5%
July 2025 502 2 78.7%
June 2025 462 10 68.2%
May 2025 452 0 80.1%
April 2025 423 1 86.8%
March 2025 505 5 84.6%
February 2025 448 0 86.6%
January 2025 432 23 85.9%
December 2024 470 0 86.8%
November 2024 464 0 91.8%
October 2024 318 0 94.0%

How to read this chart

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