Route · SFB → GRR · 2020–2025 BTS data
Sanford to Grand Rapids
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), SFB to GRR (Sanford to Grand Rapids) ranks #4200 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 69%
- On-time
- -10 pts
- vs US avg
- 82 min
- Delay when late
- 1,438
- Flights
- #4200 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
Mar 2025 87%
Worst Month
Mar 2022 45%
Distance
1,001 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 45 | 14 | 0 | 0 | G4 |
| Oct 2025 | 34 | 12 | 0 | 0 | G4 |
| Jul 2025 | 35 | 18 | 0 | 0 | G4 |
| Jun 2025 | 34 | 11 | 0 | 0 | G4 |
| May 2025 | 32 | 13 | 0 | 0 | G4 |
| Apr 2025 | 43 | 12 | 0 | 0 | G4 |
| Mar 2025 | 52 | 7 | 0 | 0 | G4 |
| Feb 2025 | 39 | 15 | 0 | 0 | G4 |
| Jan 2025 | 36 | 12 | 0 | 0 | G4 |
| Dec 2024 | 44 | 8 | 0 | 0 | G4 |
| Jun 2024 | 30 | 9 | 0 | 0 | G4 |
| Apr 2024 | 32 | 4 | 0 | 0 | G4 |
| Mar 2024 | 42 | 16 | 0 | 0 | G4 |
| Feb 2024 | 38 | 10 | 0 | 0 | G4 |
| Jan 2024 | 30 | 8 | 0 | 0 | G4 |
| Dec 2023 | 31 | 4 | 0 | 0 | G4 |
| Jul 2023 | 32 | 13 | 0 | 0 | G4 |
| Apr 2023 | 34 | 4 | 0 | 0 | G4 |
| Mar 2023 | 41 | 10 | 0 | 0 | G4 |
| Feb 2023 | 36 | 7 | 1 | 0 | G4 |
| Dec 2022 | 33 | 14 | 1 | 0 | G4 |
| Apr 2022 | 31 | 18 | 0 | 0 | G4 |
| Mar 2022 | 51 | 28 | 4 | 0 | G4 |
| Feb 2022 | 39 | 21 | 1 | 0 | G4 |
SFB–GRR seasonal on-time pattern
Best: May (77.2%) · weakest: July (49.1%)
Strongest calendar month
May
77.2% on-time · ~38 flights/mo
Busiest calendar month
March
~49 flights/mo avg
Weakest calendar month
July
49.1% on-time · ~37 flights/mo
Cancellation Rate
0.8%
7 of 894 flights
Diversion Rate
0.0%
0 of 894 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SFB - Sanford
Full on-time, delay-cause, and seasonal performance for Sanford, FL.
SFB on-time profileGRR - Grand Rapids
Full on-time, delay-cause, and seasonal performance for Grand Rapids, MI.
GRR on-time profileCompare the two airports
See SFB and GRR side by side on delays, cancellations, and reliability.
Compare SFB vs GRROrigin-hub reliability standing
Softer reliability from SFB
Among 5 routes leaving SFB, only 4 (including this one) clear below 75% on-time, while 0 stay ≥85% and 1 sit mid-band. Travelers comparing SFB options should weigh this 69% print against those peers · fleet on-time rank #4858 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to SFB–GRR.
Routes with a similar on-time rate
What the Data Says About SFB to GRR
On-time performance on the SFB to GRR pairing (Sanford to Grand Rapids) trails a chunk of the network: 69% of 1,438 tracked flights arrived on schedule, with a 82.3-minute average delay on the ones that ran late. The route spans about 1,001 miles across 1 carrier. Cancellations over the trailing 24 months hit 0.8% (7 of 894 flights), with 0.0% diverted.
The monthly split is wide on this route: Mar 2025 posted the strongest performance at 87% on-time, while Mar 2022 came in at just 45% - a 41-point swing worth factoring into travel timing.
On the multi-year calendar, SFB–GRR peaks in May at 77.2% on-time while March carries the heaviest traffic (~49 flights per month) ; the softest month is July at 49.1%, a 28.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does SFB to GRR rank among US routes by traffic? ▼
How often are flights delayed from SFB to GRR? ▼
What is the cancellation rate for SFB to GRR? ▼
How far is the flight from SFB to GRR? ▼
When is the best time to fly from SFB to GRR? ▼
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 SFB–GRR data
SFB–GRR sits 10 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare SFB and GRR airport profiles: delay causes and top routes differ even on the same corridor. SFB airport
- If your dates flex, May (77.2% on-time) beats July (49.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 69% 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.