Route · CVG → IAD · 2020–2025 BTS data
Cincinnati to Washington
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), CVG to IAD (Cincinnati to Washington) ranks #3730 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 88.8%
- On-time
- +9.8 pts
- vs US avg
- 78 min
- Delay when late
- 2,155
- Flights
- #3730 of 4927
- Corpus placement
Cancelled
0.8%
Best Month
Oct 2025 93%
Worst Month
Dec 2025 69%
Distance
388 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 70 | 22 | 0 | 0 | YX |
| Nov 2025 | 86 | 9 | 4 | 0 | YX |
| Oct 2025 | 56 | 4 | 0 | 0 | YX |
| Sep 2025 | 50 | 4 | 0 | 0 | YX |
| Aug 2025 | 54 | 4 | 1 | 0 | YX |
| Jul 2025 | 31 | 1 | 0 | 0 | YX |
| Jun 2025 | 46 | 15 | 0 | 0 | YX |
| May 2025 | 43 | 2 | 0 | 0 | YX |
| Apr 2025 | 30 | 1 | 0 | 0 | YX |
| Mar 2025 | 32 | 2 | 0 | 0 | YX |
| Dec 2024 | 46 | 6 | 0 | 0 | YX |
| Nov 2024 | 30 | 2 | 0 | 0 | YX |
| Oct 2024 | 31 | 3 | 0 | 0 | YX |
| Sep 2024 | 30 | 1 | 0 | 0 | YX |
| Aug 2024 | 53 | 4 | 3 | 0 | YX,UA |
| Jun 2024 | 30 | 1 | 0 | 0 | YX |
| May 2024 | 31 | 2 | 0 | 0 | YX |
| Apr 2024 | 34 | 1 | 0 | 0 | YX |
| Mar 2024 | 32 | 1 | 0 | 0 | YX |
| Jan 2024 | 40 | 6 | 0 | 0 | YX |
| Dec 2023 | 40 | 3 | 0 | 0 | YX |
| Nov 2023 | 30 | 2 | 0 | 0 | YX |
| Oct 2023 | 30 | 2 | 0 | 0 | YX |
| Sep 2023 | 30 | 0 | 0 | 0 | YX |
CVG–IAD seasonal on-time pattern
Best: May (94.6%) · weakest: February (79.8%)
Strongest calendar month
May
94.6% on-time · ~37 flights/mo
Busiest calendar month
November
~57 flights/mo avg
Weakest calendar month
February
79.8% on-time · ~42 flights/mo
Cancellation Rate
0.8%
8 of 985 flights
Diversion Rate
0.0%
0 of 985 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
CVG - Cincinnati
Full on-time, delay-cause, and seasonal performance for Cincinnati, OH.
CVG on-time profileIAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
IAD on-time profileCompare the two airports
See CVG and IAD side by side on delays, cancellations, and reliability.
Compare CVG vs IADOrigin-hub reliability standing
Among CVG's stronger departures
CVG → IAD posts a 88.8% on-time rate, landing in the ≥85% band with 9 of 34 BTS-tracked routes leaving Cincinnati. The same hub also shows 21 mid-band and 4 challenged departures · fleet-wide on-time rank #277 of 4927 (highest on-time = #1).
Similar routes
Other BTS-tracked routes with comparable performance or trip length to CVG–IAD.
Routes with a similar on-time rate
What the Data Says About CVG to IAD
Cincinnati to Washington (CVG to IAD) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 88.8% on-time rate across 2,155 flights, with delays that do happen averaging 78.4 minutes. The corridor runs roughly 388 miles and is served by 6 carriers. Over the most recent 24 months, 8 of 985 flights were cancelled (0.8%) and 0 diverted (0.0%).
The monthly split is wide on this route: Oct 2025 posted the strongest performance at 93% on-time, while Dec 2025 came in at just 69% - a 24-point swing worth factoring into travel timing.
On the multi-year calendar, CVG–IAD peaks in May at 94.6% on-time while November carries the heaviest traffic (~57 flights per month) ; the softest month is February at 79.8%, a 14.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does CVG to IAD rank among US routes by traffic? ▼
How often are flights delayed from CVG to IAD? ▼
What is the cancellation rate for CVG to IAD? ▼
How far is the flight from CVG to IAD? ▼
When is the best time to fly from CVG to IAD? ▼
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 CVG–IAD data
CVG–IAD runs 9.8 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.
- Compare CVG and IAD airport profiles: delay causes and top routes differ even on the same corridor. CVG airport
- If your dates flex, May (94.6% on-time) beats February (79.8%) on this corridor. Seasonal chart
- 4 other routes post a similar 88.8% 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.