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DelayAtlas

Carrier route record

OHDCA→BTV

PSA Airlines · Washington to Burlington

Flights
832
Period
September 2025 to August 2026
Share of route
74%
Carriers
4
C−GRADE

Historical statistics for September 2025 to August 2026, not live status. For today’s flights, check with PSA Airlines.

PSA on DCA to BTV carries a cancellation problem, not just a delay problem: 6.1% of scheduled flights never operate, against 1.9% nationally. Of the ones that do fly, about two flights in three arrive on time, worth a C− overall. The punctuality figure counts only flights that actually departed, so it flatters an operation that cancels this often. That rests on 832 flights, with a median arrival 3 minutes early.

The national on-time rate over the same period is 77.3%, so PSA on DCA to BTV runs 12 points behind the country as a whole. Across a thousand flights that is about 118 extra late arrivals.

Key figures

On time

65.5%

Arrivals under 15 minutes late, of 779 completed flights

Avg delay

86 min

Across delayed arrivals only, not all flights

Cancelled

6.13%

National rate is 1.89%

Whole route

66.8%

Every carrier on DCA to BTV, 1,119 flights

These figures cover 832 flights between September 2025 and August 2026. Beyond the headline rate, 14.9% of arrivals land a full hour or more behind schedule, against 8.3% nationally.

Fare search by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Carrier by carrier

PSA against every carrier on DCA to BTV

PSA flew 832 of the 1,119 flights on DCA to BTV, most of the route. Its 65.5% on time is about level with the route as a whole at 66.8%. Ranked by on-time rate it is last of four carriers on the route, where the range runs from Republic at 73.3% to PSA at 65.5%. Three of those carriers flew fewer than 365 flights here, so treat their positions as rough.

Only one carrier clears this site's 365-flight floor here, so there is no comparison to draw. The table below is the full picture.

On-time performance by carrier on DCA to BTV
AirlineFlightsOn timeAvg delayCancelledGrade
Republic Airwaysthin sample10973.3%73 min6.42%C−
American Airlinesthin sample17469.2%57 min1.15%C
Envoy Airthin sample466.7%76 min25.00%C−
PSA Airlines (this page)83265.5%86 min6.13%C−

Timetable by Aviasales, a Travelpayouts partner. Booking through it may earn this site a commission at no cost to you; it changes no figure here.

Departure window

When PSA runs best on this route

Departure time matters more here than the choice of carrier. The gap between the best and worst window is 25 points, against half a point between the best and worst carrier.

  • 5am–8am—
  • 8am–11am348 flights71.5%
  • 11am–2pm30 flights83.3%
  • 2pm–5pm222 flights59.4%
  • 5pm–8pm5 flights—
  • 8pm–5am227 flights57.9%

Scale runs 50% to 90%. Rows with fewer than 30 flights show a dash.

The 8pm–5am window is where this operation falls apart: 57.9% on time, against 83.3% for the 11am–2pm slot. By evening the aircraft flying these rotations have absorbed a full day of small delays and there is no slack left to recover in. The 8am–11am window is the busiest, with 348 flights scheduled in it.

Across the year

PSA on DCA to BTV through the year

On-time rate by calendar month71J58F71M67A74M67J42J66A85S76O62N49D
Darker means more delays. Figures are on-time percentages.September best, July worst

July is the worst month at 41.7% on time, 43 points below September, the best at 85.0%. Summer afternoon convection and peak-season schedules land on the same weeks every year, so this is a pattern you can book around rather than a run of bad luck. October was the busiest month here, with 107 flights.

Across the week, Saturday is the strongest day at 79.6% on time and Friday the weakest at 52.9%, a spread of 27 points.

On-time rate by day of the week68.8Mon66.7Tue65.5Wed60.7Thu52.9Fri79.6Sat65.8Sun
Monday: 68.8 percent on time. Tuesday: 66.7 percent on time. Wednesday: 65.5 percent on time. Thursday: 60.7 percent on time. Friday: 52.9 percent on time. Saturday: 79.6 percent on time. Sunday: 65.8 percent on time

Arrival by arrival

How late PSA on DCA to BTV runs when it is late

PSA on DCA to BTV often beats the schedule: 198 of 779 completed flights, 25%, arrived 15 minutes or more early. The 269 late arrivals split 68 under half an hour, 85 between 30 and 60 minutes, and 116 an hour or more.

  • 15+ min early198 flights25.4%
  • Within 15 min312 flights40.1%
  • 15–29 min late68 flights8.7%
  • 30–59 min late85 flights10.9%
  • 1–2 hours late72 flights9.2%
  • 2+ hours late44 flights5.6%

Scale runs 0% to 100%.

Share of 779 completed flights by arrival against schedule.

Time lost at the gate mostly stays lost. Of 255 departures that left 15 minutes late or more, only 24 made it up before arrival. 38 flights left on time and still arrived late.

The worst days

Worst days for PSA on DCA to BTV

The latest arrival of the period was on 18 December 2025, 16 hours 12 minutes behind schedule; most of its delay minutes were filed as a late-arriving aircraft. Three of the five worst days fell in December 2025.

The latest arrivals of PSA on DCA to BTV in the period
DateArrived late byLargest filed cause
18 December 202516 hours 12 minutesLate-arriving aircraft
2 December 202514 hours 12 minutesCarrier
19 December 202512 hoursLate-arriving aircraft
19 September 202511 hours 24 minutesCarrier
17 August 20269 hours 39 minutesLate-arriving aircraft

Delay causes

Why PSA runs late on this route

Late-arriving aircraft accounts for 49% of the 23,000 delay minutes carriers reported here, and the remaining four split what is left.

  • Late-arriving aircraft
    49%
  • Carrier
    35%
  • National Airspace System
    10%
  • Extreme weather
    5%
  • Security
    2%

49% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. Across 23,000 reported delay minutes here, that single category outweighs weather by 9 to one. The split is drawn from 23,141 reported delay minutes.

The largest share of delay minutes, 35%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. It accounts for 8,095 of the 23,000 delay minutes reported here.

Cancellations run at 6.13%, against 1.89% nationally. That is roughly one flight in fifteen cancelled outright. A cancelled flight is invisible in every on-time figure on this page, so the punctuality numbers above describe only the flights that actually operated.

Connections and stage length

What a delay here costs

14.9% of arrivals land a full hour or more behind schedule, against 8.3% nationally. Ninety minutes is the honest minimum for a connection here, and two hours if the onward flight is on a separate ticket.

At 437 miles this is a short hop, and stage length matters more than it looks. A flight this short spends under two hours in the air, which leaves almost nothing to claw back a late pushback with. Delay here is decided on the ground, in the turn, which is why the 11am–2pm window matters as much as it does.

The return leg runs 62.7% on time across 831 flights, within 3 points of this direction. The two legs are scored separately because they usually differ; on this city pair they happen not to.

One caution: this is a thin sample. 832 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.

What to do with this

Booking PSA on DCA to BTV

Put together: the delay figures matter less here than the 6.13% cancellation rate. A late arrival costs you an hour and a half; a cancelled flight costs you the day. Book the 11am–2pm departure so there is still a schedule behind you if it goes wrong, and treat a same-day connection as optimistic. 779 completed flights over 12 months sit behind that.

Related

Where to go next

Source: US DOT Bureau of Transportation Statistics, on-time performance data, September 2025 to August 2026. Last updated ; recomputed monthly. How this data is collected.