Route · RDU → BWI · 2020–2025 BTS data
Raleigh/Durham to Baltimore
The RDU–BWI corridor (Raleigh/Durham, NC → Baltimore, MD) runs ahead of the national average, served by 7 carriers across roughly 255 miles.
Data updated 2026-06-13
- 86%
- On-time
- +7 pts
- vs US avg
- 57 min
- Delay when late
- 9,230
- Flights
Cancelled
1.1%
Best Month
Nov 2024 95%
Worst Month
Jul 2024 69%
Distance
255 mi
Carriers
7
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 161 | 23 | 2 | 0 | WN |
| Nov 2025 | 160 | 11 | 6 | 0 | WN |
| Oct 2025 | 166 | 31 | 0 | 0 | WN |
| Sep 2025 | 141 | 11 | 0 | 1 | WN |
| Aug 2025 | 150 | 18 | 2 | 1 | WN,NK |
| Jul 2025 | 169 | 41 | 8 | 0 | NK,WN |
| Jun 2025 | 165 | 40 | 3 | 0 | WN,NK |
| May 2025 | 141 | 23 | 1 | 0 | WN,NK |
| Apr 2025 | 137 | 23 | 1 | 0 | WN |
| Mar 2025 | 147 | 19 | 1 | 0 | WN |
| Feb 2025 | 124 | 16 | 1 | 0 | WN |
| Jan 2025 | 138 | 9 | 5 | 0 | WN |
| Dec 2024 | 161 | 22 | 0 | 0 | WN |
| Nov 2024 | 159 | 8 | 0 | 0 | WN |
| Oct 2024 | 158 | 12 | 0 | 0 | WN |
| Sep 2024 | 158 | 20 | 0 | 0 | WN |
| Aug 2024 | 163 | 41 | 1 | 0 | WN |
| Jul 2024 | 156 | 48 | 3 | 1 | WN |
| Jun 2024 | 152 | 23 | 0 | 0 | WN |
| May 2024 | 161 | 44 | 0 | 1 | WN |
| Apr 2024 | 155 | 32 | 1 | 1 | WN |
| Mar 2024 | 157 | 23 | 0 | 0 | WN |
| Feb 2024 | 141 | 12 | 0 | 0 | WN |
| Jan 2024 | 151 | 21 | 6 | 1 | WN |
Cancellation Rate
1.1%
41 of 3,671 flights
Diversion Rate
0.2%
6 of 3,671 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 →BWI - Baltimore
Full on-time, delay-cause, and seasonal performance for Baltimore, MD.
Destination airport →Compare the two airports
See RDU and BWI 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–BWI.
Routes with a similar on-time rate
What the Data Says About RDU to BWI
Raleigh/Durham to Baltimore (RDU to BWI) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86% on-time rate across 9,230 flights, with delays that do happen averaging 56.6 minutes. The corridor runs roughly 255 miles and is served by 7 carriers. Over the most recent 24 months, 41 of 3,671 flights were cancelled (1.1%) and 6 diverted (0.2%).
The monthly split is wide on this route: Nov 2024 posted the strongest performance at 95% on-time, while Jul 2024 came in at just 69% - a 26-point swing worth factoring into travel timing.
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.