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Route · RSW → BUF · 2020–2025 BTS data

Fort Myers to Buffalo

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), RSW to BUF (Fort Myers to Buffalo) ranks #4872 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

78.1%
On-time
-0.9 pts
vs US avg
79 min
Delay when late
534
Flights
#4872 of 4927
Corpus placement

Cancelled

2.8%

Best Month

N/A

Worst Month

N/A

Distance

1,144 mi

Carriers

3

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
May 2025 35 8 0 0 WN
Apr 2025 41 17 0 0 F9,WN
Mar 2025 46 9 1 0 WN,F9
Feb 2025 42 10 2 0 WN,F9
Jan 2025 35 5 0 0 WN,F9
Mar 2024 46 18 2 0 F9,WN
Feb 2024 35 9 0 0 F9,WN
Apr 2022 31 3 1 0 F9,WN
Mar 2022 36 8 0 1 F9,WN
Feb 2022 36 13 2 0 F9,WN
Jan 2022 40 6 2 0 F9,WN
Dec 2021 33 4 0 0 F9,WN
Mar 2020 46 4 5 0 F9,WN
Feb 2020 32 3 0 0 WN,F9

RSW–BUF seasonal on-time pattern

Best: December (87.9%) · weakest: April (72.2%)

70%75%80%85%90% JanFebMarAprMayDec 87.9%

Strongest calendar month

December

87.9% on-time · ~33 flights/mo

Busiest calendar month

March

~44 flights/mo avg

Weakest calendar month

April

72.2% on-time · ~36 flights/mo

Cancellation Rate

2.8%

15 of 534 flights

Diversion Rate

0.2%

1 of 534 flights

Explore origin & destination

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

RSW - Fort Myers

Full on-time, delay-cause, and seasonal performance for Fort Myers, FL.

RSW on-time profile

BUF - Buffalo

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

BUF on-time profile

Compare the two airports

See RSW and BUF side by side on delays, cancellations, and reliability.

Compare RSW vs BUF

Origin-hub reliability standing

Mid-pack among RSW departures

From RSW, this corridor sits with 26 other 75–85% on-time routes out of 32 tracked departures, not the hub's reliability leaders (5 at ≥85%) and not the softest ( 1 below 75%). Destination: Buffalo · fleet on-time rank #3824 of 4927.

What the Data Says About RSW to BUF

The Fort Myers to Buffalo corridor (RSW to BUF) posts a 78.1% on-time rate on the lower edge of the average band, based on 534 tracked flights. Late flights run 78.7 minutes behind on average. 3 carriers cover the 1,144-mile route; over the last 24 months, 15 of 534 flights were cancelled (2.8%) and 0.2% 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, RSW–BUF peaks in December at 87.9% on-time while March carries the heaviest traffic (~44 flights per month) ; the softest month is April at 72.2%, a 15.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does RSW to BUF rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, RSW to BUF ranks #4872 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 RSW to BUF? ▼
Flights from Fort Myers to Buffalo have a 78.1% on-time rate based on 534 flights. The average delay is 78.7 minutes.
What is the cancellation rate for RSW to BUF? ▼
Over the last 24 months, 2.8% of flights on this route were cancelled (15 of 534 flights) and 0.2% were diverted.
How far is the flight from RSW to BUF? ▼
The flight distance from Fort Myers (RSW) to Buffalo (BUF) is approximately 1,144 miles. This route is served by 3 carriers.

Airports on this route

RSW Airport

Fort Myers
BUF Airport

Buffalo
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 RSW–BUF data

RSW–BUF is mid-pack at 78.1% on-time; month and carrier mix move more than the corridor headline.

  • Compare RSW and BUF airport profiles: delay causes and top routes differ even on the same corridor. RSW airport
  • If your dates flex, December (87.9% on-time) beats April (72.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 78.1% 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.