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Route · BUF → EWR · 2020–2025 BTS data

Buffalo to Newark

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BUF to EWR (Buffalo to Newark) ranks #2956 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

85.1%
On-time
+6.1 pts
vs US avg
87 min
Delay when late
3,871
Flights
#2956 of 4927
Corpus placement

Cancelled

3.3%

Best Month

Mar 2025 95%

Worst Month

Jun 2024 80%

Distance

282 mi

Carriers

6

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 56 7 3 0 YX,UA
Nov 2025 59 8 0 0 UA,YX
Oct 2025 37 3 0 0 UA,YX
Jul 2025 54 10 3 0 UA,YX
Apr 2025 30 0 0 0 UA,YX
Mar 2025 56 3 1 0 YX,UA
Feb 2025 44 2 2 0 UA,YX
Jan 2025 31 2 0 0 UA,YX
Dec 2024 32 11 0 0 UA,YX
Nov 2024 54 5 0 0 YX,UA
Oct 2024 79 9 0 0 UA,YX
Sep 2024 88 9 0 0 YX,UA
Aug 2024 90 5 10 0 YX,UA
Jul 2024 89 15 9 0 UA,YX
Jun 2024 81 16 3 1 UA,YX
May 2024 68 10 2 1 YX,UA
Apr 2024 61 11 1 0 UA,YX
Mar 2024 61 6 0 0 YX,UA
Feb 2024 42 5 0 0 UA,YX
Jan 2024 35 1 6 0 YX,UA
Dec 2023 61 5 0 0 UA,YX
Nov 2023 91 6 1 0 YX,UA
Oct 2023 93 11 0 0 YX,UA
Sep 2023 110 15 9 0 UA,YX

BUF–EWR seasonal on-time pattern

Best: August (93.1%) · weakest: June (78.4%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 83.2%

Strongest calendar month

August

93.1% on-time · ~77 flights/mo

Busiest calendar month

June

~114 flights/mo avg

Weakest calendar month

June

78.4% on-time · ~114 flights/mo

Cancellation Rate

3.3%

50 of 1,502 flights

Diversion Rate

0.1%

2 of 1,502 flights

Explore origin & destination

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

BUF - Buffalo

Full on-time, delay-cause, and seasonal performance for Buffalo, NY.

BUF 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 BUF and EWR side by side on delays, cancellations, and reliability.

Compare BUF vs EWR

Origin-hub reliability standing

Among BUF's stronger departures

BUF → EWR posts a 85.1% on-time rate, landing in the ≥85% band with 6 of 19 BTS-tracked routes leaving Buffalo. The same hub also shows 12 mid-band and 1 challenged departures · fleet-wide on-time rank #1173 of 4927 (highest on-time = #1).

What the Data Says About BUF to EWR

Buffalo to Newark (BUF to EWR) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.1% on-time rate across 3,871 flights, with delays that do happen averaging 87.0 minutes. The corridor runs roughly 282 miles and is served by 6 carriers. Over the most recent 24 months, 50 of 1,502 flights were cancelled (3.3%) and 2 diverted (0.1%).

Monthly performance varies moderately here: Mar 2025 was the strongest month at 95% on-time versus Jun 2024 at 80%, a 14-point difference.

On the multi-year calendar, BUF–EWR peaks in August at 93.1% on-time while June carries the heaviest traffic (~114 flights per month) ; the softest month is June at 78.4%, a 14.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BUF to EWR rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BUF to EWR ranks #2956 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 BUF to EWR? ▼
Flights from Buffalo to Newark have a 85.1% on-time rate based on 3,871 flights. The average delay is 87.0 minutes. The best recent month was Mar 2025 with 95% on-time.
What is the cancellation rate for BUF to EWR? ▼
Over the last 24 months, 3.3% of flights on this route were cancelled (50 of 1,502 flights) and 0.1% were diverted.
How far is the flight from BUF to EWR? ▼
The flight distance from Buffalo (BUF) to Newark (EWR) is approximately 282 miles. This route is served by 6 carriers.
When is the best time to fly from BUF to EWR? ▼
The best recent month for on-time performance was Mar 2025 (95% on-time). The worst was Jun 2024 (80% on-time). Consider booking during months with historically better performance.

Airports on this route

BUF Airport

Buffalo
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 BUF–EWR data

BUF–EWR runs 6.1 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BUF and EWR airport profiles: delay causes and top routes differ even on the same corridor. BUF airport
  • If your dates flex, August (93.1% on-time) beats June (78.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 85.1% 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.