Route · MCI → BOS · 2020–2025 BTS data
Kansas City to Boston
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MCI to BOS (Kansas City to Boston) ranks #3063 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 80.5%
- On-time
- +1.5 pts
- vs US avg
- 92 min
- Delay when late
- 3,643
- Flights
- #3063 of 4927
- Corpus placement
Cancelled
2.1%
Best Month
Dec 2023 91%
Worst Month
Sep 2025 51%
Distance
1,256 mi
Carriers
17
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 41 | 10 | 1 | 0 | DL,YX |
| Nov 2025 | 53 | 16 | 2 | 0 | DL,YX |
| Oct 2025 | 57 | 25 | 3 | 0 | YX,DL |
| Sep 2025 | 55 | 27 | 1 | 0 | DL,YX |
| Aug 2025 | 56 | 8 | 1 | 0 | YX,DL |
| Jul 2025 | 56 | 14 | 1 | 0 | YX |
| Jun 2025 | 56 | 8 | 0 | 0 | YX,DL |
| May 2025 | 55 | 17 | 0 | 1 | YX,DL |
| Apr 2025 | 48 | 10 | 0 | 0 | YX |
| Mar 2025 | 51 | 7 | 0 | 0 | YX |
| Jan 2025 | 35 | 1 | 5 | 0 | YX |
| Dec 2024 | 57 | 8 | 1 | 0 | DL,YX |
| Nov 2024 | 49 | 8 | 0 | 0 | YX,NK,DL |
| Oct 2024 | 75 | 12 | 1 | 0 | DL,YX,NK |
| Sep 2024 | 85 | 11 | 1 | 0 | YX,DL,NK |
| Aug 2024 | 87 | 19 | 6 | 0 | DL,NK,YX |
| Jul 2024 | 76 | 15 | 3 | 0 | DL,NK,YX |
| Jun 2024 | 55 | 8 | 0 | 0 | DL,YX |
| May 2024 | 57 | 15 | 1 | 1 | YX |
| Apr 2024 | 56 | 11 | 0 | 0 | YX |
| Mar 2024 | 50 | 2 | 0 | 0 | YX |
| Jan 2024 | 31 | 12 | 0 | 0 | YX |
| Dec 2023 | 56 | 5 | 1 | 1 | DL,YX |
| Nov 2023 | 49 | 4 | 0 | 0 | DL,YX |
MCI–BOS seasonal on-time pattern
Best: March (89.1%) · weakest: May (75.2%)
Strongest calendar month
March
89.1% on-time · ~60 flights/mo
Busiest calendar month
June
~79 flights/mo avg
Weakest calendar month
May
75.2% on-time · ~75 flights/mo
Cancellation Rate
2.1%
28 of 1,346 flights
Diversion Rate
0.2%
3 of 1,346 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MCI - Kansas City
Full on-time, delay-cause, and seasonal performance for Kansas City, MO.
MCI on-time profileBOS - Boston
Full on-time, delay-cause, and seasonal performance for Boston, MA.
BOS on-time profileCompare the two airports
See MCI and BOS side by side on delays, cancellations, and reliability.
Compare MCI vs BOSOrigin-hub reliability standing
Mid-pack among MCI departures
From MCI, this corridor sits with 25 other 75–85% on-time routes out of 39 tracked departures, not the hub's reliability leaders (14 at ≥85%) and not the softest ( 0 below 75%). Destination: Boston · fleet on-time rank #2934 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to MCI–BOS.
Routes with a similar on-time rate
What the Data Says About MCI to BOS
3,643 tracked flights put the MCI to BOS pairing (Kansas City to Boston) at a 80.5% on-time rate, squarely in line with the wider network. Delays that do occur run 92.4 minutes on average. Across the 1,256-mile route and its 17 carriers, the trailing 24 months show 2.1% cancelled and 0.2% diverted (1,346 flights sampled).
The monthly split is wide on this route: Dec 2023 posted the strongest performance at 91% on-time, while Sep 2025 came in at just 51% - a 40-point swing worth factoring into travel timing.
On the multi-year calendar, MCI–BOS peaks in March at 89.1% on-time while June carries the heaviest traffic (~79 flights per month) ; the softest month is May at 75.2%, a 13.9-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does MCI to BOS rank among US routes by traffic? ▼
How often are flights delayed from MCI to BOS? ▼
What is the cancellation rate for MCI to BOS? ▼
How far is the flight from MCI to BOS? ▼
When is the best time to fly from MCI to BOS? ▼
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.
Read our methodology - how this data is sourced, computed, and verified.
Using MCI–BOS data
MCI–BOS is mid-pack at 80.5% on-time; month and carrier mix move more than the corridor headline.
- Compare MCI and BOS airport profiles: delay causes and top routes differ even on the same corridor. MCI airport
- If your dates flex, March (89.1% on-time) beats May (75.2%) on this corridor. Seasonal chart
- 4 other routes post a similar 80.5% 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.
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.