Route · MCI → SFO · 2020–2025 BTS data
Kansas City to San Francisco
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MCI to SFO (Kansas City to San Francisco) ranks #4319 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 87.7%
- On-time
- +8.7 pts
- vs US avg
- 94 min
- Delay when late
- 1,252
- Flights
- #4319 of 4927
- Corpus placement
Cancelled
1.3%
Best Month
Oct 2024 94%
Worst Month
Nov 2024 68%
Distance
1,499 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 7 | 0 | 1 | UA,OO |
| Nov 2025 | 30 | 6 | 0 | 0 | UA |
| Oct 2025 | 31 | 6 | 0 | 0 | OO,UA |
| Sep 2025 | 30 | 6 | 0 | 0 | OO |
| Aug 2025 | 31 | 5 | 0 | 0 | OO |
| Jul 2025 | 31 | 3 | 0 | 0 | OO |
| Jun 2025 | 30 | 7 | 0 | 0 | OO |
| May 2025 | 31 | 3 | 0 | 0 | OO |
| Apr 2025 | 30 | 2 | 0 | 0 | OO |
| Mar 2025 | 31 | 6 | 1 | 0 | OO,UA |
| Jan 2025 | 37 | 2 | 4 | 0 | OO |
| Dec 2024 | 44 | 9 | 0 | 0 | OO |
| Nov 2024 | 59 | 19 | 1 | 0 | OO |
| Oct 2024 | 62 | 4 | 0 | 0 | UA,OO |
| Sep 2024 | 35 | 1 | 0 | 0 | UA |
| Aug 2024 | 31 | 0 | 2 | 0 | UA |
| Jul 2024 | 31 | 3 | 3 | 0 | UA |
| Jun 2024 | 30 | 0 | 0 | 0 | UA |
| May 2024 | 31 | 3 | 0 | 0 | OO,UA |
| Apr 2024 | 30 | 8 | 0 | 0 | OO |
| Mar 2024 | 31 | 4 | 0 | 0 | OO |
| Jan 2024 | 30 | 9 | 0 | 0 | OO |
| Dec 2023 | 32 | 5 | 0 | 0 | OO,UA |
| Nov 2023 | 30 | 3 | 0 | 1 | UA |
MCI–SFO seasonal on-time pattern
Best: August (94.6%) · weakest: November (80.5%)
Strongest calendar month
August
94.6% on-time · ~31 flights/mo
Busiest calendar month
October
~39 flights/mo avg
Weakest calendar month
November
80.5% on-time · ~37 flights/mo
Cancellation Rate
1.3%
11 of 819 flights
Diversion Rate
0.2%
2 of 819 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 profileSFO - San Francisco
Full on-time, delay-cause, and seasonal performance for San Francisco, CA.
SFO on-time profileCompare the two airports
See MCI and SFO side by side on delays, cancellations, and reliability.
Compare MCI vs SFOOrigin-hub reliability standing
Among MCI's stronger departures
MCI → SFO posts a 87.7% on-time rate, landing in the ≥85% band with 14 of 39 BTS-tracked routes leaving Kansas City. The same hub also shows 25 mid-band and 0 challenged departures · fleet-wide on-time rank #481 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to MCI–SFO.
Routes with a similar on-time rate
What the Data Says About MCI to SFO
Kansas City to San Francisco (MCI to SFO) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.7% on-time rate across 1,252 flights, with delays that do happen averaging 93.6 minutes. The corridor runs roughly 1,499 miles and is served by 4 carriers. Over the most recent 24 months, 11 of 819 flights were cancelled (1.3%) and 2 diverted (0.2%).
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 94% on-time, while Nov 2024 came in at just 68% - a 26-point swing worth factoring into travel timing.
On the multi-year calendar, MCI–SFO peaks in August at 94.6% on-time while October carries the heaviest traffic (~39 flights per month) ; the softest month is November at 80.5%, a 14.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does MCI to SFO rank among US routes by traffic? ▼
How often are flights delayed from MCI to SFO? ▼
What is the cancellation rate for MCI to SFO? ▼
How far is the flight from MCI to SFO? ▼
When is the best time to fly from MCI to SFO? ▼
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–SFO data
MCI–SFO runs 8.7 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare MCI and SFO airport profiles: delay causes and top routes differ even on the same corridor. MCI airport
- If your dates flex, August (94.6% on-time) beats November (80.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 87.7% 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.