Route · PHX → IAD · 2020–2025 BTS data
Phoenix to Washington
The PHX–IAD corridor (Phoenix, AZ → Washington, DC) runs ahead of the national average, served by 4 carriers across roughly 1,956 miles.
Data updated 2026-06-13
- 86.9%
- On-time
- +7.9 pts
- vs US avg
- 72 min
- Delay when late
- 4,104
- Flights
Cancelled
0.9%
Best Month
Feb 2025 96%
Worst Month
Jul 2025 74%
Distance
1,956 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 108 | 13 | 0 | 0 | WN,UA |
| Nov 2025 | 109 | 11 | 1 | 0 | UA,WN |
| Oct 2025 | 97 | 16 | 0 | 0 | UA,WN |
| Sep 2025 | 87 | 15 | 0 | 0 | UA,WN |
| Aug 2025 | 89 | 19 | 1 | 1 | WN,UA |
| Jul 2025 | 92 | 24 | 1 | 4 | UA,WN |
| Jun 2025 | 90 | 15 | 0 | 3 | UA,WN |
| May 2025 | 113 | 27 | 0 | 2 | UA,WN |
| Apr 2025 | 120 | 19 | 0 | 0 | UA,WN |
| Mar 2025 | 124 | 22 | 0 | 0 | UA,WN |
| Feb 2025 | 94 | 4 | 0 | 1 | UA,WN |
| Jan 2025 | 87 | 9 | 1 | 0 | UA,WN |
| Dec 2024 | 124 | 17 | 0 | 0 | UA,WN |
| Nov 2024 | 117 | 11 | 0 | 0 | UA,WN |
| Oct 2024 | 98 | 7 | 0 | 1 | UA,WN |
| Sep 2024 | 89 | 6 | 0 | 0 | WN,UA |
| Aug 2024 | 93 | 15 | 2 | 4 | WN,UA |
| Jul 2024 | 94 | 21 | 2 | 0 | UA,WN |
| Jun 2024 | 89 | 8 | 0 | 0 | UA,WN |
| May 2024 | 106 | 14 | 1 | 0 | UA,WN |
| Apr 2024 | 105 | 10 | 0 | 1 | UA,WN |
| Mar 2024 | 87 | 12 | 0 | 0 | UA |
| Feb 2024 | 44 | 5 | 0 | 0 | UA |
| Jan 2024 | 39 | 3 | 11 | 0 | UA |
Cancellation Rate
0.9%
20 of 2,295 flights
Diversion Rate
0.7%
17 of 2,295 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
PHX - Phoenix
Full on-time, delay-cause, and seasonal performance for Phoenix, AZ.
Origin airport →IAD - Washington
Full on-time, delay-cause, and seasonal performance for Washington, DC.
Destination airport →Compare the two airports
See PHX and IAD side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to PHX–IAD.
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What the Data Says About PHX to IAD
Phoenix to Washington (PHX to IAD) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 86.9% on-time rate across 4,104 flights, with delays that do happen averaging 72.1 minutes. The corridor runs roughly 1,956 miles and is served by 4 carriers. Over the most recent 24 months, 20 of 2,295 flights were cancelled (0.9%) and 17 diverted (0.7%).
The monthly split is wide on this route: Feb 2025 posted the strongest performance at 96% on-time, while Jul 2025 came in at just 74% - a 22-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.