PWM

Portland, ME

Portland, Maine

Data coverage: 2020 — 2024

Total Flights

99,455

On-Time Rate

82.7%

Avg Delay

80.4 min

Delayed

17,166

Cancelled

1,644

Delay Causes

Top delay cause: Late Aircraft

Late Aircraft 37.2%

Carrier 36.0%

NAS (National Aviation System) 21.0%

Weather 5.7%

Security 0.0%

Monthly Performance

Recent 24 months of flight data.

Period	Flights	Dep Delayed	Arr Delayed	Cancelled	Diverted
Dec 2024	1,569	133	197	4	1
Nov 2024	1,652	114	134	0	2
Oct 2024	2,613	206	190	3	2
Sep 2024	2,789	163	176	2	3
Aug 2024	2,934	316	362	66	5
Jul 2024	2,725	320	369	46	7
Jun 2024	2,571	271	281	45	4
May 2024	1,711	138	171	15	1
Apr 2024	1,235	80	116	15	1
Mar 2024	1,203	85	115	9	2
Feb 2024	1,150	63	80	5	1
Jan 2024	1,198	110	147	42	1
Dec 2023	1,306	74	119	8	2
Nov 2023	1,439	46	75	0	0
Oct 2023	2,161	140	146	1	0
Sep 2023	2,378	228	257	49	0
Aug 2023	2,503	270	263	13	2
Jul 2023	2,427	322	328	71	7
Jun 2023	2,345	249	262	58	2
May 2023	1,676	71	122	0	0
Apr 2023	1,579	113	149	16	3
Mar 2023	1,407	85	128	36	0
Feb 2023	1,321	82	86	8	0
Jan 2023	1,399	116	129	21	0

Top Routes

Busiest routes to and from PWM.

Route	Flights	On-Time	Distance
PWM (Portland) → BWI (Baltimore)	5,888	82.8%	452 mi
BWI (Baltimore) → PWM (Portland)	5,886	75.2%	452 mi
PWM (Portland) → LGA (New York)	5,754	84.3%	269 mi
LGA (New York) → PWM (Portland)	5,752	84%	269 mi
PWM (Portland) → DCA (Washington)	4,912	81.7%	482 mi
DCA (Washington) → PWM (Portland)	4,910	79.7%	482 mi
PWM (Portland) → ORD (Chicago)	4,637	83.7%	900 mi
ORD (Chicago) → PWM (Portland)	4,534	82.1%	900 mi
EWR (Newark) → PWM (Portland)	4,470	81.9%	284 mi
PWM (Portland) → EWR (Newark)	4,411	83.3%	284 mi
JFK (New York) → PWM (Portland)	4,286	82.4%	273 mi
PWM (Portland) → JFK (New York)	4,285	82.2%	273 mi
PHL (Philadelphia) → PWM (Portland)	3,879	82.7%	364 mi
PWM (Portland) → PHL (Philadelphia)	3,873	84.9%	364 mi
CLT (Charlotte) → PWM (Portland)	3,509	81.3%	813 mi
PWM (Portland) → CLT (Charlotte)	3,508	83.6%	813 mi
DTW (Detroit) → PWM (Portland)	3,385	84.9%	668 mi
PWM (Portland) → DTW (Detroit)	3,385	87.7%	668 mi
ATL (Atlanta) → PWM (Portland)	2,106	83.6%	1,027 mi
PWM (Portland) → IAD (Washington)	2,106	87.1%	493 mi

Data Source: Bureau of Transportation Statistics, On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.