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Route · SLC → EWR · 2020–2025 BTS data

Salt Lake City to Newark

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SLC to EWR (Salt Lake City to Newark) ranks #2294 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

76.3%
On-time
-2.7 pts
vs US avg
77 min
Delay when late
5,441
Flights
#2294 of 4927
Corpus placement

Cancelled

1.3%

Best Month

Apr 2024 88%

Worst Month

May 2025 39%

Distance

1,969 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 105 24 3 0 DL,UA
Nov 2025 88 17 1 0 UA,DL
Oct 2025 92 31 0 0 UA,DL
Sep 2025 90 16 0 0 UA,DL
Aug 2025 92 25 0 1 UA,DL
Jul 2025 91 24 4 5 UA,DL
Jun 2025 90 25 1 1 UA,DL
May 2025 93 57 1 1 UA,DL
Apr 2025 90 41 0 1 DL,UA
Mar 2025 169 48 1 1 UA,DL
Feb 2025 128 26 0 0 UA,DL
Jan 2025 119 21 0 0 UA,DL
Dec 2024 97 28 1 1 DL,UA
Nov 2024 79 20 0 0 UA,DL
Oct 2024 82 17 1 0 UA,DL
Sep 2024 84 16 0 2 UA,DL
Aug 2024 92 21 7 4 DL,UA
Jul 2024 91 33 8 1 DL,UA
Jun 2024 90 17 1 3 DL,UA
May 2024 92 16 1 0 DL,UA
Apr 2024 120 15 2 2 DL,UA
Mar 2024 148 33 0 0 DL,UA
Feb 2024 116 31 0 1 DL,UA
Jan 2024 124 26 0 0 DL,UA

SLC–EWR seasonal on-time pattern

Best: November (81.1%) · weakest: December (71.7%)

70%75%80%85% JanFebMarAprMayJunJulAugSepOctNovDec 71.7%

Strongest calendar month

November

81.1% on-time · ~67 flights/mo

Busiest calendar month

March

~111 flights/mo avg

Weakest calendar month

December

71.7% on-time · ~79 flights/mo

Cancellation Rate

1.3%

32 of 2,462 flights

Diversion Rate

1.0%

24 of 2,462 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

EWR - Newark

Full on-time, delay-cause, and seasonal performance for Newark, NJ.

EWR on-time profile

Compare the two airports

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

Compare SLC vs EWR

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: Newark · fleet on-time rank #4256 of 4927.

What the Data Says About SLC to EWR

The Salt Lake City to Newark corridor (SLC to EWR) posts a 76.3% on-time rate on the lower edge of the average band, based on 5,441 tracked flights. Late flights run 76.7 minutes behind on average. 4 carriers cover the 1,969-mile route; over the last 24 months, 32 of 2,462 flights were cancelled (1.3%) and 1.0% diverted.

The monthly split is wide on this route: Apr 2024 posted the strongest performance at 88% on-time, while May 2025 came in at just 39% - a 49-point swing worth factoring into travel timing.

On the multi-year calendar, SLC–EWR peaks in November at 81.1% on-time while March carries the heaviest traffic (~111 flights per month) ; the softest month is December at 71.7%, a 9.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SLC to EWR rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, SLC to EWR ranks #2294 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 EWR? ▼
Flights from Salt Lake City to Newark have a 76.3% on-time rate based on 5,441 flights. The average delay is 76.7 minutes. The best recent month was Apr 2024 with 88% on-time.
What is the cancellation rate for SLC to EWR? ▼
Over the last 24 months, 1.3% of flights on this route were cancelled (32 of 2,462 flights) and 1.0% were diverted.
How far is the flight from SLC to EWR? ▼
The flight distance from Salt Lake City (SLC) to Newark (EWR) is approximately 1,969 miles. This route is served by 4 carriers.
When is the best time to fly from SLC to EWR? ▼
The best recent month for on-time performance was Apr 2024 (88% on-time). The worst was May 2025 (39% on-time). Consider booking during months with historically better performance.

Airports on this route

SLC Airport

Salt Lake City
EWR Airport

Newark
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–EWR data

SLC–EWR is mid-pack at 76.3% on-time; month and carrier mix move more than the corridor headline.

  • Compare SLC and EWR airport profiles: delay causes and top routes differ even on the same corridor. SLC airport
  • If your dates flex, November (81.1% on-time) beats December (71.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 76.3% 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.