Charlotte (CLT) to Washington (IAD): On-Time Performance
Data through July 2026
The calendar drives reliability on CLT–IAD. September 2025 flights landed on schedule 91% of the time, but July 2026 dropped to 57% — a gap of 34 points. Across the full period the route averages 80% on-time against a national 78%. Morning departures also hold up better than evening ones (88% vs 70%), which matters most in the rough months.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 16 min
- completed flights
- Cancelled
- 2.5%
- Flights/day
- 5.5
- last 12 months
- Duration
- 1h 30m
- scheduled
- Distance
- 322 mi
Best airline from CLT to IAD
4 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 89% | 9 min | 0.6% | 323 |
| Republic Airways | 87% | 12 min | 2.7% | 697 |
| PSA Airlines | 78% | 16 min | 2.8% | 2,750 |
| American Airlines | 71% | 24 min | 2.0% | 502 |
Monthly on-time trend
Best time to fly from CLT to IAD
Aim for departures around 6 a.m. (97% on-time); avoid 8 p.m. departures (48%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 16 min |
| Tuesday | 82% | 14 min |
| Wednesdaybest | 86% | 11 min |
| Thursday | 78% | 14 min |
| Friday | 78% | 18 min |
| Saturday | 80% | 16 min |
| Sunday | 76% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft49%
- Airline operations30%
- National airspace system13%
- Weather8%
Frequently asked questions
- How often are flights from CLT to IAD delayed?
- 21% of CLT–IAD flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 16 minutes.
- Which airline is most reliable from CLT to IAD?
- United Airlines has the best on-time record on this route at 89%, based on 323 flights. 4 airlines flew CLT–IAD frequently enough to compare in this period.
- What is the best time of day to fly from CLT to IAD?
- Departures around 6 a.m. have the best record (97% on-time), while departures around 8 p.m. have the worst (48%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from CLT to IAD?
- The scheduled CLT–IAD flight time averages 1h 30m over 322 miles. Actual arrival times vary — flights on this route land 15+ minutes late 21% of the time.
- How often are CLT to IAD flights cancelled?
- 2.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from CLT to IAD?
- July 2026 was the roughest month in this dataset, with only 57% of arrivals on time. The best was September 2025 at 91%. If your dates are flexible, that 34-point gap is worth planning around.
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Based on 4,272 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.