PlainFlights

Route · DCA → PHX · 2020–2025 BTS data

Washington to Phoenix

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DCA to PHX (Washington to Phoenix) ranks #2227 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

87.2%
On-time
+8.2 pts
vs US avg
92 min
Delay when late
5,637
Flights
#2227 of 4927
Corpus placement

Cancelled

0.9%

Best Month

Feb 2024 95%

Worst Month

Jul 2025 75%

Distance

1,979 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 90 14 0 0 AA
Nov 2025 86 21 1 1 AA
Oct 2025 93 11 2 0 AA
Sep 2025 90 17 1 1 AA
Aug 2025 93 14 1 1 AA
Jul 2025 93 23 3 0 AA
Jun 2025 90 15 0 1 AA
May 2025 93 12 0 0 AA
Apr 2025 90 19 0 0 AA
Mar 2025 93 8 0 0 AA
Feb 2025 84 11 2 1 AA
Jan 2025 89 12 4 0 AA
Dec 2024 89 5 0 0 AA
Nov 2024 90 7 0 0 AA
Oct 2024 93 7 0 0 AA
Sep 2024 90 8 0 0 AA
Aug 2024 93 15 3 1 AA
Jul 2024 93 17 1 2 AA
Jun 2024 90 12 0 0 AA
May 2024 93 23 0 1 AA
Apr 2024 90 9 1 1 AA
Mar 2024 93 7 0 0 AA
Feb 2024 87 4 0 0 AA
Jan 2024 93 16 1 0 AA

DCA–PHX seasonal on-time pattern

Best: September (90.4%) · weakest: July (83.2%)

82%84%86%88%90%92% JanFebMarAprMayJunJulAugSepOctNovDec 90.1%

Strongest calendar month

September

90.4% on-time · ~75 flights/mo

Busiest calendar month

November

~88 flights/mo avg

Weakest calendar month

July

83.2% on-time · ~81 flights/mo

Cancellation Rate

0.9%

20 of 2,178 flights

Diversion Rate

0.5%

10 of 2,178 flights

Origin-hub reliability standing

Among DCA's stronger departures

DCA → PHX posts a 87.2% on-time rate, landing in the ≥85% band with 4 of 91 BTS-tracked routes leaving Washington. The same hub also shows 77 mid-band and 10 challenged departures · fleet-wide on-time rank #584 of 4927 (highest on-time = #1).

What the Data Says About DCA to PHX

Washington to Phoenix (DCA to PHX) is one of the more dependable pairings in the BTS On-Time Performance dataset: a 87.2% on-time rate across 5,637 flights, with delays that do happen averaging 91.7 minutes. The corridor runs roughly 1,979 miles and is served by 1 carrier. Over the most recent 24 months, 20 of 2,178 flights were cancelled (0.9%) and 10 diverted (0.5%).

The monthly split is wide on this route: Feb 2024 posted the strongest performance at 95% on-time, while Jul 2025 came in at just 75% - a 20-point swing worth factoring into travel timing.

On the multi-year calendar, DCA–PHX peaks in September at 90.4% on-time while November carries the heaviest traffic (~88 flights per month) ; the softest month is July at 83.2%, a 7.2-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DCA to PHX rank among US routes by traffic?
According to PlainFlights' route traffic ranking, DCA to PHX ranks #2227 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DCA to PHX?
Flights from Washington to Phoenix have a 87.2% on-time rate based on 5,637 flights. The average delay is 91.7 minutes. The best recent month was Feb 2024 with 95% on-time.
What is the cancellation rate for DCA to PHX?
Over the last 24 months, 0.9% of flights on this route were cancelled (20 of 2,178 flights) and 0.5% were diverted.
How far is the flight from DCA to PHX?
The flight distance from Washington (DCA) to Phoenix (PHX) is approximately 1,979 miles. This route is served by 1 carrier.
When is the best time to fly from DCA to PHX?
The best recent month for on-time performance was Feb 2024 (95% on-time). The worst was Jul 2025 (75% on-time). Consider booking during months with historically better performance.

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.

Using DCA–PHX data

DCA–PHX runs 8.2 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare DCA and PHX airport profiles: delay causes and top routes differ even on the same corridor. DCA airport
  • If your dates flex, September (90.4% on-time) beats July (83.2%) on this corridor. Seasonal chart
  • 4 other routes post a similar 87.2% 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.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

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.