Route on-time record
ORF to IAD: most on-time flights and the best time to fly
Norfolk (Norfolk International Airport) to Dulles (Washington Dulles International Airport). 623 nonstop flights in Jun 2025 to May 2026, 89% arrived within 15 minutes and 3.0% were cancelled. The most reliable flight number was United 1357 at 10:27 AM.
Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.
ORF → IAD
Norfolk to Dulles: 623 nonstop flights a year
On time (12 months)
89%
Cancelled
3.0%
avg delay 10 min
Best time to leave
9 AM to noon
92% on time vs 85% noon to 3 PM
Most reliable airline
United
90% chance on time
Fares open on our travel partner (Aviasales). Pick the flight number you chose here.
Most reliable nonstop flights
Ranked by the chance the flight operates and arrives within 15 minutes of schedule, from Jun 2025 to May 2026 records.
#1 · United 1357
10:27 AM → 11:42 AM1h 15m nonstop
Local times, typical schedule. Last flown 2026-04-28.
92%
chance on time
- On time (history)
- 95%
- Cancelled
- 0.0%
- Avg arrival delay
- 11 min
- Arrived on time 95% of the time (20 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 92% on time; Noon to 3 PM: 85%).
- 92% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (20 flights), so its score leans on the airline's record at this hour.
Limited track record · 20 flights
Find United 1357 fares Opens this date on Aviasales#2 · United 529
10:37 AM → 11:54 AM1h 17m nonstop
Local times, typical schedule. Last flown 2026-05-20.
92%
chance on time
- On time (history)
- 95%
- Cancelled
- 0.0%
- Avg arrival delay
- 2 min
- Arrived on time 95% of the time (21 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 92% on time; Noon to 3 PM: 85%).
- Short track record (21 flights), so its score leans on the airline's record at this hour.
Limited track record · 21 flights
Find United 529 fares Opens this date on Aviasales#3 · United 1524
6:15 AM → 7:31 AM1h 16m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as United 2138, 1093; its record covers all of them.
91%
chance on time
- On time (history)
- 93%
- Cancelled
- 0.9%
- Avg arrival delay
- 3 min
- Arrived on time 93% of the time (105 flights, Jun 2025 to May 2026).
Moderate track record · 105 flights
Find United 1524 fares Opens this date on Aviasales#4 · United 2066
10:45 AM → 11:48 AM1h 03m nonstop
Local times, typical schedule. Last flown 2026-05-31.
90%
chance on time
- On time (history)
- 91%
- Cancelled
- 0.0%
- Avg arrival delay
- 16 min
- Arrived on time 91% of the time (11 flights, Jun 2025 to May 2026).
- Leaves in this route's most on-time window (9 AM to noon: 92% on time; Noon to 3 PM: 85%).
- 97% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (11 flights), so its score leans on the airline's record at this hour.
Limited track record · 11 flights
Find United 2066 fares Opens this date on Aviasales
Airlines on this route
Season-adjusted chance of operating and arriving on time.
- United Airlines90%
273 flights · 93% on time as flown · 1.3% cancel
- Republic Airways (sold as American Eagle, Delta Connection or United Express)83%
350 flights · 86% on time as flown · 4.5% cancel
On time by departure time
All airlines, scheduled local departure, Jun 2025 to May 2026.
- Before 9 AM91%
267 flights · avg delay 9 min
- 9 AM to noon92%
110 flights · avg delay 6 min
- Noon to 3 PM85%
73 flights · avg delay 11 min
- 6 to 9 PM86%
173 flights · avg delay 12 min
Best day: Wednesday (92%). Worst: Monday (83%).
On time by month
All airlines, Jun 2023 to May 2026. Several years per month, so one stormy season doesn't define a month. Travel-month estimates use this seasonal pattern.
What delays this route
- Late-arriving aircraft41%
- Airline (crew, maintenance, boarding)38%
- Air traffic control and airport volume18%
- Severe weather2%
Share of delay minutes by the cause airlines report to the US DOT.
Historical odds, not a guarantee. Built from the US DOT Bureau of Transportation Statistics on-time reports (Jun 2025 to May 2026), FAA ground stop and delay program advisories, and 20 years of airport weather observations. Covers US airlines that report to the DOT; schedules are flights operated recently, so confirm times when you book. ATIS Alerts is not affiliated with any airline. Fares are what Aviasales travelers saw in recent searches (USD, one way, 1 adult), not live quotes; the partner site shows the current price. Fare links go to our travel partner and may earn us a commission at no cost to you. Affiliate disclosure
ORF to IAD questions
- What time of day is best to fly ORF to IAD?
- 9 AM to noon: 92% of flights arrived on time, against 85% for departures noon to 3 PM.
- Which airline is most on time from ORF to IAD?
- United, with a season-adjusted 90% chance of operating and arriving on time over 273 flights. The adjustment compares each airline with what the route did in the months it flew, so a carrier that skipped a stormy month gets no free credit.
- What is the worst month for delays on ORF to IAD?
- June (77% on time); the best was November (93%), averaged over Jun 2023 to May 2026.
- Is this a prediction for my flight?
- No. These are historical odds from the US DOT on-time reports, FAA advisories and airport weather records. Check your flight status and the FAA delay board on the day you fly.
More routes from ORF
- IAD to ORF (return)
- ORF to ATL 85%
- ORF to CLT 82%
- ORF to ORD 75%
- ORF to BWI 83%
- ORF to LGA 75%
- ORF to DCA 66%
- ORF to DFW 71%
- ORF to PHL 76%
- ORF to MCO 76%
- ORF to JFK 81%
- ORF to DTW 79%
- ORF to EWR 82%
Live status: FAA delays and ground stops