Route · GRR → SFB · 2020–2025 BTS data
Grand Rapids to Sanford
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), GRR to SFB (Grand Rapids to Sanford) ranks #4198 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 73.2%
- On-time
- -5.8 pts
- vs US avg
- 88 min
- Delay when late
- 1,439
- Flights
- #4198 of 4927
- Corpus placement
Cancelled
1.0%
Best Month
Mar 2025 83%
Worst Month
Mar 2022 43%
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 | 10 | 0 | 0 | G4 |
| Jul 2025 | 35 | 22 | 0 | 0 | G4 |
| Jun 2025 | 34 | 13 | 0 | 0 | G4 |
| May 2025 | 32 | 13 | 0 | 0 | G4 |
| Apr 2025 | 43 | 7 | 0 | 0 | G4 |
| Mar 2025 | 52 | 9 | 0 | 0 | G4 |
| Feb 2025 | 39 | 15 | 0 | 0 | G4 |
| Jan 2025 | 36 | 9 | 0 | 0 | G4 |
| Dec 2024 | 44 | 8 | 0 | 1 | G4 |
| Jun 2024 | 30 | 9 | 0 | 0 | G4 |
| Apr 2024 | 32 | 2 | 0 | 0 | G4 |
| Mar 2024 | 42 | 13 | 0 | 0 | G4 |
| Feb 2024 | 38 | 5 | 0 | 0 | G4 |
| Jan 2024 | 30 | 8 | 0 | 0 | G4 |
| Dec 2023 | 31 | 4 | 0 | 0 | G4 |
| Jul 2023 | 32 | 8 | 0 | 0 | G4 |
| Apr 2023 | 34 | 4 | 0 | 0 | G4 |
| Mar 2023 | 41 | 11 | 0 | 0 | G4 |
| Feb 2023 | 36 | 10 | 1 | 0 | G4 |
| Dec 2022 | 33 | 11 | 2 | 0 | G4 |
| Apr 2022 | 31 | 12 | 0 | 0 | G4 |
| Mar 2022 | 51 | 29 | 5 | 0 | G4 |
| Feb 2022 | 39 | 20 | 1 | 0 | G4 |
GRR–SFB seasonal on-time pattern
Best: April (84.5%) · weakest: June (63.5%)
Strongest calendar month
April
84.5% on-time · ~37 flights/mo
Busiest calendar month
March
~50 flights/mo avg
Weakest calendar month
June
63.5% on-time · ~35 flights/mo
Cancellation Rate
1.0%
9 of 894 flights
Diversion Rate
0.1%
1 of 894 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
GRR - Grand Rapids
Full on-time, delay-cause, and seasonal performance for Grand Rapids, MI.
GRR on-time profileSFB - Sanford
Full on-time, delay-cause, and seasonal performance for Sanford, FL.
SFB on-time profileCompare the two airports
See GRR and SFB side by side on delays, cancellations, and reliability.
Compare GRR vs SFBOrigin-hub reliability standing
Softer reliability from GRR
Among 20 routes leaving GRR, only 4 (including this one) clear below 75% on-time, while 5 stay ≥85% and 11 sit mid-band. Travelers comparing GRR options should weigh this 73.2% print against those peers · fleet on-time rank #4671 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to GRR–SFB.
Routes with a similar on-time rate
What the Data Says About GRR to SFB
On-time performance on the GRR to SFB pairing (Grand Rapids to Sanford) trails a chunk of the network: 73.2% of 1,439 tracked flights arrived on schedule, with a 88.1-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 1.0% (9 of 894 flights), with 0.1% diverted.
The monthly split is wide on this route: Mar 2025 posted the strongest performance at 83% on-time, while Mar 2022 came in at just 43% - a 40-point swing worth factoring into travel timing.
On the multi-year calendar, GRR–SFB peaks in April at 84.5% on-time while March carries the heaviest traffic (~50 flights per month) ; the softest month is June at 63.5%, a 21.0-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does GRR to SFB rank among US routes by traffic? ▼
How often are flights delayed from GRR to SFB? ▼
What is the cancellation rate for GRR to SFB? ▼
How far is the flight from GRR to SFB? ▼
When is the best time to fly from GRR to SFB? ▼
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 GRR–SFB data
GRR–SFB sits 5.8 pts below the national 79% average; check the seasonal chart and airport profiles before treating the headline as typical.
- Compare GRR and SFB airport profiles: delay causes and top routes differ even on the same corridor. GRR airport
- If your dates flex, April (84.5% on-time) beats June (63.5%) on this corridor. Seasonal chart
- 4 other routes post a similar 73.2% 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.