PlainFlights

Route · SAT → EWR · 2020–2025 BTS data

San Antonio to Newark

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SAT to EWR (San Antonio to Newark) ranks #3267 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.5%
On-time
+2.5 pts
vs US avg
94 min
Delay when late
3,087
Flights
#3267 of 4927
Corpus placement

Cancelled

1.3%

Best Month

Feb 2024 97%

Worst Month

Jul 2024 65%

Distance

1,569 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 58 10 0 0 UA
Nov 2025 56 10 0 0 UA
Oct 2025 55 10 0 0 UA
Sep 2025 34 5 0 2 UA
Aug 2025 31 5 0 0 UA
Jul 2025 33 6 0 0 UA,NK
Jun 2025 39 7 1 1 NK,UA
May 2025 38 16 0 1 UA,NK
Apr 2025 31 1 0 0 UA
Mar 2025 55 12 0 0 UA
Feb 2025 42 7 1 0 UA
Jan 2025 36 3 1 1 UA
Dec 2024 59 7 1 1 UA
Nov 2024 54 14 0 0 UA,NK
Oct 2024 78 6 0 0 UA,NK
Sep 2024 81 8 1 0 UA,NK
Aug 2024 84 21 4 0 NK,UA
Jul 2024 84 29 4 1 NK,UA
Jun 2024 80 16 1 0 NK,UA
May 2024 84 16 2 0 NK,UA
Apr 2024 69 11 0 1 NK,UA
Mar 2024 47 4 0 0 UA
Feb 2024 58 2 1 0 UA
Jan 2024 62 9 0 1 UA

SAT–EWR seasonal on-time pattern

Best: October (88.1%) · weakest: May (68.7%)

65%70%75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 82.9%

Strongest calendar month

October

88.1% on-time · ~53 flights/mo

Busiest calendar month

May

~61 flights/mo avg

Weakest calendar month

May

68.7% on-time · ~61 flights/mo

Cancellation Rate

1.3%

17 of 1,348 flights

Diversion Rate

0.7%

9 of 1,348 flights

Origin-hub reliability standing

Mid-pack among SAT departures

From SAT, this corridor sits with 12 other 75–85% on-time routes out of 31 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 2 below 75%). Destination: Newark · fleet on-time rank #2556 of 4927.

What the Data Says About SAT to EWR

3,087 tracked flights put the SAT to EWR pairing (San Antonio to Newark) at a 81.5% on-time rate, squarely in line with the wider network. Delays that do occur run 93.5 minutes on average. Across the 1,569-mile route and its 5 carriers, the trailing 24 months show 1.3% cancelled and 0.7% diverted (1,348 flights sampled).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 97% on-time, while Jul 2024 came in at just 65% - a 31-point swing worth factoring into travel timing.

On the multi-year calendar, SAT–EWR peaks in October at 88.1% on-time while May carries the heaviest traffic (~61 flights per month) ; the softest month is May at 68.7%, a 19.4-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does SAT to EWR rank among US routes by traffic?
According to PlainFlights' route traffic ranking, SAT to EWR ranks #3267 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 SAT to EWR?
Flights from San Antonio to Newark have a 81.5% on-time rate based on 3,087 flights. The average delay is 93.5 minutes. The best recent month was Feb 2024 with 97% on-time.
What is the cancellation rate for SAT to EWR?
Over the last 24 months, 1.3% of flights on this route were cancelled (17 of 1,348 flights) and 0.7% were diverted.
How far is the flight from SAT to EWR?
The flight distance from San Antonio (SAT) to Newark (EWR) is approximately 1,569 miles. This route is served by 5 carriers.
When is the best time to fly from SAT to EWR?
The best recent month for on-time performance was Feb 2024 (97% on-time). The worst was Jul 2024 (65% 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 SAT–EWR data

SAT–EWR is mid-pack at 81.5% on-time; month and carrier mix move more than the corridor headline.

  • Compare SAT and EWR airport profiles: delay causes and top routes differ even on the same corridor. SAT airport
  • If your dates flex, October (88.1% on-time) beats May (68.7%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.5% 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.