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Route · SLC → IND · 2020–2025 BTS data

Salt Lake City to Indianapolis

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SLC to IND (Salt Lake City to Indianapolis) ranks #4806 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84%
On-time
+5 pts
vs US avg
74 min
Delay when late
611
Flights
#4806 of 4927
Corpus placement

Cancelled

1.0%

Best Month

N/A

Worst Month

N/A

Distance

1,355 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 30 3 1 0 DL
Nov 2025 30 5 1 0 DL
Oct 2025 31 3 0 0 DL
Sep 2025 30 2 0 0 DL
Aug 2025 31 2 0 0 DL
Jul 2025 31 4 0 0 DL
Jun 2025 30 4 0 0 DL
May 2025 31 5 0 0 DL
Apr 2025 30 4 0 0 DL
Mar 2025 31 7 1 0 DL
Jan 2025 31 6 2 0 DL
Dec 2024 31 7 0 0 DL
Nov 2024 30 5 0 0 DL
Oct 2024 31 8 0 0 DL
Sep 2024 30 5 0 0 DL
Aug 2024 31 2 0 0 DL
Jul 2024 31 7 1 0 DL
Jun 2024 30 10 0 0 DL
May 2024 31 3 0 0 DL
Apr 2024 30 6 0 0 DL

SLC–IND seasonal on-time pattern

Best: August (93.5%) · weakest: June (76.7%)

75%80%85%90%95% JanMarAprMayJunJulAugSepOctNovDec 83.6%

Strongest calendar month

August

93.5% on-time · ~31 flights/mo

Busiest calendar month

January

~31 flights/mo avg

Weakest calendar month

June

76.7% on-time · ~30 flights/mo

Cancellation Rate

1.0%

6 of 611 flights

Diversion Rate

0.0%

0 of 611 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

SLC - Salt Lake City

Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.

SLC on-time profile

IND - Indianapolis

Full on-time, delay-cause, and seasonal performance for Indianapolis, IN.

IND on-time profile

Compare the two airports

See SLC and IND side by side on delays, cancellations, and reliability.

Compare SLC vs IND

Origin-hub reliability standing

Mid-pack among SLC departures

From SLC, this corridor sits with 31 other 75–85% on-time routes out of 85 tracked departures, not the hub's reliability leaders (54 at ≥85%) and not the softest ( 0 below 75%). Destination: Indianapolis · fleet on-time rank #1591 of 4927.

What the Data Says About SLC to IND

Bureau of Transportation Statistics records show Salt Lake City to Indianapolis (SLC to IND) running a 84% on-time rate over 611 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 73.5 minutes. The 1,355-mile corridor is served by 1 carrier, and over the last 24 months 1.0% of 611 flights were cancelled, 0.0% diverted.

Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.

On the multi-year calendar, SLC–IND peaks in August at 93.5% on-time while January carries the heaviest traffic (~31 flights per month) ; the softest month is June at 76.7%, a 16.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SLC to IND rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SLC to IND ranks #4806 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 SLC to IND? ▼
Flights from Salt Lake City to Indianapolis have a 84% on-time rate based on 611 flights. The average delay is 73.5 minutes.
What is the cancellation rate for SLC to IND? ▼
Over the last 24 months, 1.0% of flights on this route were cancelled (6 of 611 flights) and 0.0% were diverted.
How far is the flight from SLC to IND? ▼
The flight distance from Salt Lake City (SLC) to Indianapolis (IND) is approximately 1,355 miles. This route is served by 1 carrier.

Airports on this route

SLC Airport

Salt Lake City
IND Airport

Indianapolis
Data source

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

Read our methodology - how this data is sourced, computed, and verified.

Using SLC–IND data

SLC–IND runs 5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare SLC and IND airport profiles: delay causes and top routes differ even on the same corridor. SLC airport
  • If your dates flex, August (93.5% on-time) beats June (76.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84% 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.