Airport reliability

Memphis (MEM) on-time performance

How reliably flights leave Memphis, TN (MEM) and reach their destinations, by airline, departure hour and month, September 2025 to August 2026.

Historical performance Official DOT data through August 2026 · Not live flight status

Memphis, TN24,637 departures in 12 months

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Departures on time: 78.0%
Cancelled: 2.3%
60+ minutes late: 7.7%
Scheduled departures: 24,637

What this means

MEM departures beat the U.S. average.

78.0% of the 24,637 scheduled departures from Memphis (MEM) arrived at their destination on time, 2.4 points higher than the U.S. average of 75.6%.
2.3% of departures were cancelled (U.S. average 1.9%), and 7.7% arrived an hour or more late.
Flights arriving at MEM were on time 73.2% of the time.
Among airlines with at least 300 departures, Delta Air Lines was the most punctual from MEM (85.1%) and Allegiant Air the least (54.5%).
Over the last 3 years, October was the most reliable month for departures from MEM (86.6% on time) and July the least reliable (72.1%).
Cancellations peaked in January, when 5.9% of flights were cancelled.
Flights scheduled to depart before 6 am were the most punctual (89.8% on time); flights scheduled to depart 8 pm to 9 pm were the least (61.1%).

Airlines at MEM

Ranked by on-time arrival

Departures from MEM, September 2025 to August 2026. On time means arrived at the destination within 15 minutes of schedule.
Airline	On time	Cancelled	60+ min late	Avg delay when late	Departures
Delta Air Lines	85.1%	1.8%	5.9%	95 min	4,425
Spirit Airlines	83.6%	3.0%	5.7%	67 min	366
United Airlines	81.2%	1.8%	5.8%	77 min	1,420
American Airlines	79.4%	2.2%	6.8%	93 min	3,585
SkyWest AirlinesSold as United Express, Delta Connection, American Eagle, Alaska	78.1%	1.6%	9.0%	95 min	3,443
Southwest Airlines	77.0%	1.0%	5.8%	53 min	4,207
Envoy AirSold as American Eagle	76.1%	2.4%	9.2%	80 min	1,590
Republic AirwaysSold as American Eagle, Delta Connection, United Express	76.0%	4.2%	8.5%	79 min	3,062
PSA AirlinesSold as American Eagle	69.6%	4.8%	10.5%	93 min	1,759
Frontier Airlines	67.0%	3.1%	11.1%	79 min	261
Allegiant Air	54.5%	0.8%	20.6%	98 min	519

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On-time rate by departure hour

<6a 89.8%

6a 87.1%

7a 86.9%

8a 84.8%

9a 84.0%

10a 78.5%

11a 78.1%

12p 78.6%

1p 77.5%

2p 72.8%

3p 72.0%

4p 64.2%

5p 66.3%

6p 63.4%

7p 67.6%

8p 61.1%

9p 70.1%

Share of scheduled flights on time MEM average 78.0%

Departures from MEM by scheduled local departure hour, September 2025 to August 2026. Scale starts at zero.

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Period	On time	Flights
Departing before 6 am	89.8%	1,586
Departing 6 am to 7 am	87.1%	3,791
Departing 7 am to 8 am	86.9%	2,696
Departing 8 am to 9 am	84.8%	1,170
Departing 9 am to 10 am	84.0%	1,227
Departing 10 am to 11 am	78.5%	1,779
Departing 11 am to noon	78.1%	1,510
Departing noon to 1 pm	78.6%	1,417
Departing 1 pm to 2 pm	77.5%	738
Departing 2 pm to 3 pm	72.8%	1,233
Departing 3 pm to 4 pm	72.0%	1,452
Departing 4 pm to 5 pm	64.2%	1,385
Departing 5 pm to 6 pm	66.3%	1,706
Departing 6 pm to 7 pm	63.4%	1,808
Departing 7 pm to 8 pm	67.6%	741
Departing 8 pm to 9 pm	61.1%	311
Departing 9 pm to 10 pm	70.1%	87

Best and worst months at MEM

Jan 73.2%

Feb 84.3%

Mar 79.6%

Apr 81.9%

May 76.3%

Jun 74.1%

Jul 72.1%

Aug 78.9%

Sep 85.7%

Oct 86.6%

Nov 83.8%

Dec 82.0%

Share of scheduled flights on time 12-month average 78.0%

Departures from MEM by calendar month, September 2023 to August 2026 pooled. Scale starts at zero.

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Period	On time	Flights
January	73.2%	4,928
February	84.3%	4,638
March	79.6%	5,806
April	81.9%	5,892
May	76.3%	6,420
June	74.1%	6,557
July	72.1%	6,682
August	78.9%	6,338
September	85.7%	5,909
October	86.6%	6,409
November	83.8%	5,705
December	82.0%	5,564

Month by month, last 12 months

Sep 87.2%

Oct 82.2%

Nov 78.3%

Dec 76.4%

Jan 72.0%

Feb 83.8%

Mar 74.3%

Apr 81.2%

May 78.8%

Jun 74.2%

Jul 71.4%

Aug 76.8%

Share of scheduled flights on time U.S. average 75.6%

Departures from MEM, September 2025 to August 2026. Scale starts at zero.

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Period	On time	Flights
Sep 2025	87.2%	2,059
Oct 2025	82.2%	2,283
Nov 2025	78.3%	1,991
Dec 2025	76.4%	1,956
Jan 2026	72.0%	1,727
Feb 2026	83.8%	1,609
Mar 2026	74.3%	2,053
Apr 2026	81.2%	2,146
May 2026	78.8%	2,228
Jun 2026	74.2%	2,221
Jul 2026	71.4%	2,259
Aug 2026	76.8%	2,105

Busiest routes from MEM

Nonstop routes from MEM by scheduled flights, September 2025 to August 2026.
To	On time	Cancelled	Airlines	Flights
Atlanta (ATL)	84.4%	1.9%	3	3,432
Chicago (ORD)	71.8%	3.8%	5	2,529
Dallas/Fort Worth (DFW)	74.1%	2.6%	4	2,347
Charlotte (CLT)	80.1%	2.1%	2	1,736
Denver (DEN)	76.8%	0.8%	4	1,395
New York (LGA)	73.8%	5.3%	1	1,096
Washington (DCA)	71.2%	4.5%	4	1,092
Houston (IAH)	80.0%	1.0%	2	1,075
Detroit (DTW)	80.9%	1.6%	3	990
Minneapolis (MSP)	85.4%	1.1%	2	900
Houston (HOU)	77.6%	0.6%	1	840
Philadelphia (PHL)	75.4%	4.4%	2	756
Orlando (MCO)	75.8%	3.4%	3	715
Chicago (MDW)	81.6%	1.8%	1	675
Las Vegas (LAS)	79.7%	0.5%	4	547
Nashville (BNA)	74.5%	0.4%	1	546
Miami (MIA)	80.7%	1.9%	3	529
Newark (EWR)	76.5%	4.9%	2	486
Phoenix (PHX)	84.9%	1.1%	6	458
Dallas (DAL)	76.4%	1.1%	1	453

Airliner parked at a terminal gate — Photo: Depositphotos (licensed stock, illustrative only). Credits

Sources & data dates

Source: U.S. DOT Bureau of Transportation Statistics, Reporting Carrier On-Time Performance (1987-present)
Period: September 2025 to August 2026 (12 months); month-of-year patterns September 2023 to August 2026
Data through: August 2026
Processed: 2026-11-03
Scope: Scheduled nonstop domestic departures from Memphis, TN (MEM) by airlines that report to the DOT.
Method: Rates use all scheduled flights as the denominator; cancelled and diverted flights count as not on time. Figures based on fewer than 50 scheduled flights are suppressed. Full methodology.

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