PlainFlights

Route · DTW → ELM · 2020–2025 BTS data

Detroit to Elmira/Corning

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DTW to ELM (Detroit to Elmira/Corning) ranks #2575 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

83.9%
On-time
+4.9 pts
vs US avg
92 min
Delay when late
4,715
Flights
#2575 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Mar 2024 94%

Worst Month

Dec 2025 53%

Distance

332 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 76 36 1 0 OO
Nov 2025 76 16 5 0 OO
Oct 2025 85 10 0 0 OO
Sep 2025 77 7 0 0 OO
Aug 2025 82 17 0 0 OO
Jul 2025 84 23 1 0 OO
Jun 2025 78 21 0 0 OO
May 2025 62 9 0 0 OO
Apr 2025 60 5 0 0 OO
Mar 2025 62 13 0 1 OO
Feb 2025 56 16 0 0 OO
Jan 2025 57 14 0 0 OO
Dec 2024 49 15 0 1 OO
Nov 2024 59 12 0 0 OO
Oct 2024 62 13 0 1 OO
Sep 2024 60 4 0 0 OO
Aug 2024 62 12 0 0 OO
Jul 2024 62 27 0 0 OO
Jun 2024 60 21 0 0 OO
May 2024 62 18 0 1 OO
Apr 2024 60 11 0 1 OO
Mar 2024 62 4 0 1 OO
Feb 2024 58 7 0 0 OO
Jan 2024 55 22 2 0 OO

DTW–ELM seasonal on-time pattern

Best: September (91.9%) · weakest: December (73.5%)

70%75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 73.5%

Strongest calendar month

September

91.9% on-time · ~64 flights/mo

Busiest calendar month

March

~74 flights/mo avg

Weakest calendar month

December

73.5% on-time · ~58 flights/mo

Cancellation Rate

0.6%

9 of 1,566 flights

Diversion Rate

0.4%

6 of 1,566 flights

Origin-hub reliability standing

Mid-pack among DTW departures

From DTW, this corridor sits with 60 other 75–85% on-time routes out of 94 tracked departures, not the hub's reliability leaders (34 at ≥85%) and not the softest ( 0 below 75%). Destination: Elmira/Corning · fleet on-time rank #1611 of 4927.

What the Data Says About DTW to ELM

Bureau of Transportation Statistics records show Detroit to Elmira/Corning (DTW to ELM) running a 83.9% on-time rate over 4,715 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 91.9 minutes. The 332-mile corridor is served by 4 carriers, and over the last 24 months 0.6% of 1,566 flights were cancelled, 0.4% diverted.

The monthly split is wide on this route: Mar 2024 posted the strongest performance at 94% on-time, while Dec 2025 came in at just 53% - a 41-point swing worth factoring into travel timing.

On the multi-year calendar, DTW–ELM peaks in September at 91.9% on-time while March carries the heaviest traffic (~74 flights per month) ; the softest month is December at 73.5%, a 18.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DTW to ELM rank among US routes by traffic?
According to PlainFlights' route traffic ranking, DTW to ELM ranks #2575 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 DTW to ELM?
Flights from Detroit to Elmira/Corning have a 83.9% on-time rate based on 4,715 flights. The average delay is 91.9 minutes. The best recent month was Mar 2024 with 94% on-time.
What is the cancellation rate for DTW to ELM?
Over the last 24 months, 0.6% of flights on this route were cancelled (9 of 1,566 flights) and 0.4% were diverted.
How far is the flight from DTW to ELM?
The flight distance from Detroit (DTW) to Elmira/Corning (ELM) is approximately 332 miles. This route is served by 4 carriers.
When is the best time to fly from DTW to ELM?
The best recent month for on-time performance was Mar 2024 (94% on-time). The worst was Dec 2025 (53% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

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

Using DTW–ELM data

DTW–ELM runs 4.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare DTW and ELM airport profiles: delay causes and top routes differ even on the same corridor. DTW airport
  • If your dates flex, September (91.9% on-time) beats December (73.5%) on this corridor. Seasonal chart
  • 4 other routes post a similar 83.9% 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.