Route · RDU → SLC · 2020–2025 BTS data
Raleigh/Durham to Salt Lake City
The RDU–SLC corridor (Raleigh/Durham, NC → Salt Lake City, UT) runs ahead of the national average, served by 1 carrier across roughly 1,823 miles.
Data updated 2026-06-13
- 85.6%
- On-time
- +6.6 pts
- vs US avg
- 69 min
- Delay when late
- 1,661
- Flights
Cancelled
0.8%
Best Month
Jun 2024 78%
Worst Month
Jul 2024 65%
Distance
1,823 mi
Carriers
1
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 38 | 14 | 0 | 0 | DL |
| Nov 2025 | 30 | 7 | 0 | 0 | DL |
| Oct 2025 | 30 | 3 | 0 | 1 | DL |
| Sep 2025 | 30 | 5 | 0 | 0 | DL |
| Aug 2025 | 41 | 5 | 1 | 0 | DL |
| Jul 2025 | 60 | 14 | 0 | 0 | DL |
| Jun 2025 | 53 | 12 | 1 | 0 | DL |
| May 2025 | 31 | 2 | 0 | 0 | DL |
| Apr 2025 | 30 | 3 | 0 | 0 | DL |
| Mar 2025 | 31 | 1 | 0 | 0 | DL |
| Jan 2025 | 31 | 5 | 0 | 0 | DL |
| Dec 2024 | 31 | 4 | 0 | 0 | DL |
| Nov 2024 | 30 | 4 | 0 | 0 | DL |
| Oct 2024 | 31 | 0 | 0 | 0 | DL |
| Sep 2024 | 30 | 3 | 0 | 1 | DL |
| Aug 2024 | 40 | 8 | 0 | 0 | DL |
| Jul 2024 | 57 | 20 | 5 | 0 | DL |
| Jun 2024 | 51 | 11 | 0 | 0 | DL |
| May 2024 | 31 | 9 | 0 | 0 | DL |
| Apr 2024 | 31 | 1 | 0 | 0 | DL |
| Mar 2024 | 31 | 5 | 0 | 1 | DL |
| Jan 2024 | 31 | 7 | 0 | 0 | DL |
| Dec 2023 | 31 | 1 | 0 | 0 | DL |
| Oct 2023 | 31 | 2 | 0 | 0 | DL |
Cancellation Rate
0.8%
7 of 861 flights
Diversion Rate
0.3%
3 of 861 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
RDU - Raleigh/Durham
Full on-time, delay-cause, and seasonal performance for Raleigh/Durham, NC.
Origin airport →SLC - Salt Lake City
Full on-time, delay-cause, and seasonal performance for Salt Lake City, UT.
Destination airport →Compare the two airports
See RDU and SLC side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to RDU–SLC.
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What the Data Says About RDU to SLC
Raleigh/Durham to Salt Lake City (RDU to SLC) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 85.6% on-time rate across 1,661 flights, with delays that do happen averaging 69.2 minutes. The corridor runs roughly 1,823 miles and is served by 1 carrier. Over the most recent 24 months, 7 of 861 flights were cancelled (0.8%) and 3 diverted (0.3%).
Monthly performance varies moderately here: Jun 2024 was the strongest month at 78% on-time versus Jul 2024 at 65%, a 14-point difference.
Frequently Asked Questions
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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.