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Route · BOS → CLT · 2020–2025 BTS data

Boston to Charlotte

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), BOS to CLT (Boston to Charlotte) ranks #210 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.5%
On-time
+5.5 pts
vs US avg
81 min
Delay when late
25,137
Flights
#210 of 4927
Corpus placement

Cancelled

1.6%

Best Month

Nov 2024 90%

Worst Month

Sep 2025 72%

Distance

728 mi

Carriers

24

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 331 55 1 0 YX,NK,AA
Nov 2025 347 54 10 0 NK,AA,YX
Oct 2025 370 85 4 0 AA,YX,NK
Sep 2025 318 88 6 0 NK,YX,AA
Aug 2025 353 45 3 0 AA,YX,NK
Jul 2025 359 91 19 1 AA,YX,NK
Jun 2025 355 79 6 1 AA,NK,YX
May 2025 399 83 2 0 AA,YX,NK
Apr 2025 373 50 1 0 F9,YX,AA
Mar 2025 376 46 2 0 AA,YX,F9
Feb 2025 332 71 12 0 AA,YX,F9
Jan 2025 355 68 9 0 AA,YX,F9
Dec 2024 374 74 5 0 AA,F9,YX
Nov 2024 402 41 0 0 YX,F9,AA
Oct 2024 489 61 0 0 YX,F9,B6,AA
Sep 2024 469 68 9 0 YX,AA,B6,F9
Aug 2024 483 114 24 2 AA,B6,F9,NK,YX
Jul 2024 465 118 12 1 AA,B6,NK,YX
Jun 2024 460 86 8 0 AA,B6,NK,YX
May 2024 502 131 5 2 AA,B6,NK,YX
Apr 2024 453 79 6 1 AA,B6,NK,YX
Mar 2024 409 59 2 0 AA,B6,NK,YX
Feb 2024 351 36 2 0 AA,B6,NK,YX
Jan 2024 357 80 8 0 9E,AA,B6,NK,YX

BOS–CLT seasonal on-time pattern

Best: November (88.8%) · weakest: July (78.5%)

75%80%85%90% JanFebMarAprMayJunJulAugSepOctNovDec 85.2%

Strongest calendar month

November

88.8% on-time · ~355 flights/mo

Busiest calendar month

October

~385 flights/mo avg

Weakest calendar month

July

78.5% on-time · ~363 flights/mo

Cancellation Rate

1.6%

156 of 9,482 flights

Diversion Rate

0.1%

8 of 9,482 flights

Explore origin & destination

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

BOS - Boston

Full on-time, delay-cause, and seasonal performance for Boston, MA.

BOS on-time profile

CLT - Charlotte

Full on-time, delay-cause, and seasonal performance for Charlotte, NC.

CLT on-time profile

Compare the two airports

See BOS and CLT side by side on delays, cancellations, and reliability.

Compare BOS vs CLT

Origin-hub reliability standing

Mid-pack among BOS departures

From BOS, this corridor sits with 49 other 75–85% on-time routes out of 60 tracked departures, not the hub's reliability leaders (6 at ≥85%) and not the softest ( 5 below 75%). Destination: Charlotte · fleet on-time rank #1391 of 4927.

What the Data Says About BOS to CLT

Bureau of Transportation Statistics records show Boston to Charlotte (BOS to CLT) running a 84.5% on-time rate over 25,137 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 81.2 minutes. The 728-mile corridor is served by 24 carriers, and over the last 24 months 1.6% of 9,482 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Nov 2024 posted the strongest performance at 90% on-time, while Sep 2025 came in at just 72% - a 18-point swing worth factoring into travel timing.

On the multi-year calendar, BOS–CLT peaks in November at 88.8% on-time while October carries the heaviest traffic (~385 flights per month) ; the softest month is July at 78.5%, a 10.3-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does BOS to CLT rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, BOS to CLT ranks #210 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 BOS to CLT? ▼
Flights from Boston to Charlotte have a 84.5% on-time rate based on 25,137 flights. The average delay is 81.2 minutes. The best recent month was Nov 2024 with 90% on-time.
What is the cancellation rate for BOS to CLT? ▼
Over the last 24 months, 1.6% of flights on this route were cancelled (156 of 9,482 flights) and 0.1% were diverted.
How far is the flight from BOS to CLT? ▼
The flight distance from Boston (BOS) to Charlotte (CLT) is approximately 728 miles. This route is served by 24 carriers.
When is the best time to fly from BOS to CLT? ▼
The best recent month for on-time performance was Nov 2024 (90% on-time). The worst was Sep 2025 (72% on-time). Consider booking during months with historically better performance.

Airports on this route

BOS Airport

Boston
CLT Airport

Charlotte
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 BOS–CLT data

BOS–CLT runs 5.5 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare BOS and CLT airport profiles: delay causes and top routes differ even on the same corridor. BOS airport
  • If your dates flex, November (88.8% on-time) beats July (78.5%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.5% 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.