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Route · DTW → SBN · 2020–2025 BTS data

Detroit to South Bend

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DTW to SBN (Detroit to South Bend) ranks #3176 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.6%
On-time
+2.6 pts
vs US avg
94 min
Delay when late
3,331
Flights
#3176 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Oct 2025 82%

Worst Month

Jul 2025 63%

Distance

157 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 50 25 0 0 OO
Nov 2025 58 12 4 0 OO
Oct 2025 62 11 0 0 OO,YX
Sep 2025 60 12 0 0 OO
Aug 2025 62 16 0 0 OO
Jul 2025 62 23 0 0 OO
Jun 2025 53 17 1 0 OO
May 2025 31 14 1 0 OO
Apr 2025 30 9 0 0 OO
Mar 2025 31 11 0 0 OO
Jan 2025 31 14 0 0 OO
Dec 2024 32 11 0 0 9E,OO
Nov 2024 30 10 0 0 OO
Oct 2024 31 8 0 0 OO
Sep 2024 30 9 0 0 OO
Aug 2024 31 12 0 0 OO
Jul 2024 31 12 0 0 OO
Jun 2024 30 14 0 0 OO
May 2024 31 9 0 0 OO
Apr 2024 30 8 0 0 OO
Mar 2024 31 6 0 0 OO
Jan 2024 31 10 2 0 OO
Dec 2023 31 6 0 1 OO
Nov 2023 30 4 0 0 OO

DTW–SBN seasonal on-time pattern

Best: March (86.9%) · weakest: December (74.1%)

70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 74.1%

Strongest calendar month

March

86.9% on-time · ~61 flights/mo

Busiest calendar month

February

~93 flights/mo avg

Weakest calendar month

December

74.1% on-time · ~58 flights/mo

Cancellation Rate

0.9%

8 of 929 flights

Diversion Rate

0.1%

1 of 929 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: South Bend · fleet on-time rank #2505 of 4927.

What the Data Says About DTW to SBN

3,331 tracked flights put the DTW to SBN pairing (Detroit to South Bend) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 94.3 minutes on average. Across the 157-mile route and its 5 carriers, the trailing 24 months show 0.9% cancelled and 0.1% diverted (929 flights sampled).

The monthly split is wide on this route: Oct 2025 posted the strongest performance at 82% on-time, while Jul 2025 came in at just 63% - a 19-point swing worth factoring into travel timing.

On the multi-year calendar, DTW–SBN peaks in March at 86.9% on-time while February carries the heaviest traffic (~93 flights per month) ; the softest month is December at 74.1%, a 12.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DTW to SBN rank among US routes by traffic?
According to PlainFlights' route traffic ranking, DTW to SBN ranks #3176 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 SBN?
Flights from Detroit to South Bend have a 81.6% on-time rate based on 3,331 flights. The average delay is 94.3 minutes. The best recent month was Oct 2025 with 82% on-time.
What is the cancellation rate for DTW to SBN?
Over the last 24 months, 0.9% of flights on this route were cancelled (8 of 929 flights) and 0.1% were diverted.
How far is the flight from DTW to SBN?
The flight distance from Detroit (DTW) to South Bend (SBN) is approximately 157 miles. This route is served by 5 carriers.
When is the best time to fly from DTW to SBN?
The best recent month for on-time performance was Oct 2025 (82% on-time). The worst was Jul 2025 (63% 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–SBN data

DTW–SBN is mid-pack at 81.6% on-time; month and carrier mix move more than the corridor headline.

  • Compare DTW and SBN airport profiles: delay causes and top routes differ even on the same corridor. DTW airport
  • If your dates flex, March (86.9% on-time) beats December (74.1%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.6% 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.