Route · IAH → ORF · 2020–2025 BTS data
Houston to Norfolk
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), IAH to ORF (Houston to Norfolk) ranks #4154 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 76.9%
- On-time
- -2.1 pts
- vs US avg
- 75 min
- Delay when late
- 1,492
- Flights
- #4154 of 4927
- Corpus placement
Cancelled
1.5%
Best Month
N/A
Worst Month
N/A
Distance
1,201 mi
Carriers
8
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Jan 2025 | 31 | 3 | 2 | 0 | UA |
| Dec 2024 | 31 | 7 | 0 | 0 | UA |
| Nov 2024 | 30 | 4 | 0 | 0 | UA |
| Oct 2024 | 31 | 3 | 1 | 0 | UA |
| Sep 2024 | 30 | 4 | 0 | 0 | UA |
| Aug 2024 | 31 | 8 | 1 | 0 | UA |
| Jul 2024 | 31 | 15 | 1 | 0 | UA |
| Jun 2024 | 30 | 14 | 1 | 0 | UA |
| May 2024 | 31 | 10 | 1 | 0 | OO,UA |
| Apr 2024 | 30 | 11 | 0 | 0 | UA |
| Mar 2024 | 31 | 8 | 0 | 0 | UA |
| Jan 2024 | 31 | 7 | 1 | 0 | UA |
| Dec 2023 | 31 | 8 | 0 | 1 | UA |
| Nov 2023 | 30 | 7 | 0 | 0 | UA |
| Oct 2023 | 31 | 5 | 0 | 0 | UA |
| Sep 2023 | 30 | 8 | 0 | 1 | UA |
| Aug 2023 | 31 | 12 | 0 | 0 | UA |
| Jul 2023 | 31 | 11 | 0 | 0 | UA |
| Jun 2023 | 30 | 11 | 2 | 0 | UA |
| May 2023 | 31 | 10 | 0 | 1 | UA |
| Apr 2023 | 30 | 10 | 1 | 1 | UA |
| Mar 2023 | 31 | 12 | 0 | 0 | UA |
| Jan 2023 | 31 | 8 | 0 | 0 | UA |
| Dec 2022 | 31 | 7 | 0 | 0 | UA |
IAH–ORF seasonal on-time pattern
Best: February (84.3%) · weakest: July (67.1%)
Strongest calendar month
February
84.3% on-time · ~51 flights/mo
Busiest calendar month
February
~51 flights/mo avg
Weakest calendar month
July
67.1% on-time · ~39 flights/mo
Cancellation Rate
1.5%
11 of 736 flights
Diversion Rate
0.5%
4 of 736 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
IAH - Houston
Full on-time, delay-cause, and seasonal performance for Houston, TX.
IAH on-time profileORF - Norfolk
Full on-time, delay-cause, and seasonal performance for Norfolk, VA.
ORF on-time profileCompare the two airports
See IAH and ORF side by side on delays, cancellations, and reliability.
Compare IAH vs ORFOrigin-hub reliability standing
Mid-pack among IAH departures
From IAH, this corridor sits with 79 other 75–85% on-time routes out of 102 tracked departures, not the hub's reliability leaders (17 at ≥85%) and not the softest ( 6 below 75%). Destination: Norfolk · fleet on-time rank #4116 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to IAH–ORF.
Routes with a similar on-time rate
What the Data Says About IAH to ORF
The Houston to Norfolk corridor (IAH to ORF) posts a 76.9% on-time rate on the lower edge of the average band, based on 1,492 tracked flights. Late flights run 74.9 minutes behind on average. 8 carriers cover the 1,201-mile route; over the last 24 months, 11 of 736 flights were cancelled (1.5%) and 0.5% diverted.
Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.
On the multi-year calendar, IAH–ORF peaks in February at 84.3% on-time ; the softest month is July at 67.1%, a 17.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does IAH to ORF rank among US routes by traffic? ▼
How often are flights delayed from IAH to ORF? ▼
What is the cancellation rate for IAH to ORF? ▼
How far is the flight from IAH to ORF? ▼
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 IAH–ORF data
IAH–ORF is mid-pack at 76.9% on-time; month and carrier mix move more than the corridor headline.
- Compare IAH and ORF airport profiles: delay causes and top routes differ even on the same corridor. IAH airport
- If your dates flex, February (84.3% on-time) beats July (67.1%) on this corridor. Seasonal chart
- 4 other routes post a similar 76.9% 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.