Route · IAD → SMF · 2020–2025 BTS data
Washington to Sacramento
The IAD–SMF corridor (Washington, DC → Sacramento, CA) runs behind the national average, served by 1 carrier across roughly 2,358 miles.
Data updated 2026-06-13
- 78.8%
- On-time
- -0.2 pts
- vs US avg
- 83 min
- Delay when late
- 1,285
- Flights
Cancelled
1.1%
Best Month
N/A
Worst Month
N/A
Distance
2,358 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 11 | 0 | 0 | UA |
| Nov 2025 | 30 | 2 | 0 | 0 | UA |
| Oct 2025 | 31 | 5 | 0 | 0 | UA |
| Sep 2025 | 30 | 4 | 0 | 0 | UA |
| Aug 2025 | 31 | 5 | 0 | 0 | UA |
| Jul 2025 | 31 | 20 | 0 | 0 | UA |
| Jun 2025 | 30 | 16 | 0 | 0 | UA |
| May 2025 | 31 | 9 | 0 | 0 | UA |
| Apr 2025 | 30 | 7 | 0 | 0 | UA |
| Mar 2025 | 31 | 7 | 0 | 0 | UA |
| Jan 2025 | 31 | 7 | 1 | 0 | UA |
| Dec 2024 | 31 | 2 | 0 | 0 | UA |
| Nov 2024 | 30 | 3 | 0 | 0 | UA |
| Oct 2024 | 31 | 0 | 0 | 0 | UA |
| Sep 2024 | 30 | 2 | 0 | 0 | UA |
| Aug 2024 | 31 | 10 | 1 | 0 | UA |
| Jul 2024 | 31 | 8 | 2 | 0 | UA |
| Jun 2024 | 30 | 5 | 1 | 0 | UA |
| May 2024 | 31 | 6 | 1 | 3 | UA |
| Apr 2024 | 30 | 5 | 0 | 0 | UA |
| Oct 2023 | 30 | 4 | 0 | 0 | UA |
| Sep 2023 | 31 | 11 | 0 | 0 | UA |
| Aug 2023 | 31 | 6 | 0 | 0 | UA |
| Jul 2023 | 31 | 15 | 2 | 0 | UA |
Cancellation Rate
1.1%
8 of 735 flights
Diversion Rate
0.4%
3 of 735 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Origin airport →SMF - Sacramento
Full on-time, delay-cause, and seasonal performance for Sacramento, CA.
Destination airport →Compare the two airports
See IAD and SMF side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAD–SMF.
Routes with a similar on-time rate
What the Data Says About IAD to SMF
1,285 tracked flights put the IAD to SMF pairing (Washington to Sacramento) at a 78.8% on-time rate, squarely in line with the wider network. Delays that do occur run 82.8 minutes on average. Across the 2,358-mile route and its 1 carrier, the trailing 24 months show 1.1% cancelled and 0.4% diverted (735 flights sampled).
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
Frequently Asked Questions
How often are flights delayed from IAD to SMF? ▼
What is the cancellation rate for IAD to SMF? ▼
How far is the flight from IAD to SMF? ▼
Flight Guides
Tips and data-driven advice for choosing reliable routes.
Explore PlainFlights
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.
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.