Route on-time record

MCI to DCA: most on-time flights and the best time to fly

Kansas City (Kansas City International Airport) to Washington (Ronald Reagan Washington National Airport). 1,926 nonstop flights in Jun 2025 to May 2026, 74% arrived within 15 minutes and 3.1% were cancelled. The most reliable flight number was Envoy 4064 at 6:00 AM.

Flying on a specific date? We’ll adjust for the month, the weekday and the forecast.

MCI → DCA

Kansas City to Washington: 1,926 nonstop flights a year

On time (12 months)

74%

Cancelled

3.1%

avg delay 22 min

Best time to leave

Before 9 AM

89% on time vs 51% 6 to 9 PM

Most reliable airline

Envoy

83% chance on time

Check MCI to DCA fares

Lowest nonstop fare seen in the next two months: $119 (Southwest 444 on 2026-11-05). 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 · Envoy 4064 · sold as American Eagle
6:00 AM → 9:30 AM2h 30m nonstop
Local times, typical schedule. Last flown 2026-05-20. Same departure also flew as Envoy 3809; its record covers all of them.
88%
chance on time
On time (history)
89%
Cancelled
0.0%
Avg arrival delay
11 min
- Arrived on time 89% of the time (70 flights, Jun 2025 to May 2026).
- Never cancelled in 70 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 6 to 9 PM: 51%).
- 53% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 70 flights
Find 6:00 AM flight fares Opens this date on Aviasales
#2 · Southwest 3016
7:45 AM → 11:05 AM2h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2371; its record covers all of them.
86%
chance on time
On time (history)
86%
Cancelled
0.0%
Avg arrival delay
5 min
- Arrived on time 86% of the time (79 flights, Jun 2025 to May 2026).
- Never cancelled in 80 scheduled flights.
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 6 to 9 PM: 51%).
Moderate track record · 79 flights
Find Southwest 3016 fares Opens this date on Aviasales
#3 · PSA 5528 · sold as American Eagle
10:58 AM → 2:40 PM2h 42m nonstop
Local times, typical schedule. Last flown 2026-05-20.
79%
chance on time
On time (history)
91%
Cancelled
0.0%
Avg arrival delay
4 min
- Arrived on time 91% of the time (47 flights, Jun 2025 to May 2026).
- Never cancelled in 47 scheduled flights.
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (47 flights), so its score leans on the airline's record at this hour.
Limited track record · 47 flights
Find 10:58 AM flight fares Opens this date on Aviasales
#4 · PSA 5616 · sold as American Eagle
5:33 AM → 9:19 AM2h 46m nonstop
Local times, typical schedule. Last flown 2026-05-31.
76%
chance on time
On time (history)
85%
Cancelled
4.8%
Avg arrival delay
12 min
- Arrived on time 85% of the time (39 flights, Jun 2025 to May 2026).
- Cancelled 4.8% of the time (2 of 42).
- Leaves in this route's most on-time window (Before 9 AM: 89% on time; 6 to 9 PM: 51%).
- 61% of its delay minutes came from the plane arriving late from an earlier flight.
Limited track record · 39 flights
Find 5:33 AM flight fares Opens this date on Aviasales
#5 · Southwest 347
11:50 AM → 3:05 PM2h 15m nonstop
Local times, typical schedule. Last flown 2026-04-01.
75%
chance on time
On time (history)
88%
Cancelled
0.0%
Avg arrival delay
37 min
- Arrived on time 88% of the time (8 flights, Jun 2025 to May 2026).
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (8 flights), so its score leans on the airline's record at this hour.
Limited track record · 8 flights
Find Southwest 347 fares Opens this date on Aviasales
#6 · Southwest 1761
12:05 PM → 3:25 PM2h 20m nonstop
Local times, typical schedule. Last flown 2026-05-30.
72%
chance on time
On time (history)
72%
Cancelled
0.0%
Avg arrival delay
13 min
- Arrived on time 72% of the time (46 flights, Jun 2025 to May 2026).
- Never cancelled in 47 scheduled flights.
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (46 flights), so its score leans on the airline's record at this hour.
Limited track record · 46 flights
Find Southwest 1761 fares Opens this date on Aviasales
#7 · Southwest 1533
12:20 PM → 3:40 PM2h 20m nonstop
Local times, typical schedule. Last flown 2026-05-31. Same departure also flew as Southwest 2907; its record covers all of them.
70%
chance on time
On time (history)
68%
Cancelled
4.3%
Avg arrival delay
15 min
- Arrived on time 68% of the time (22 flights, Jun 2025 to May 2026).
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (22 flights), so its score leans on the airline's record at this hour.
Limited track record · 22 flights
Find Southwest 1533 fares Opens this date on Aviasales
#8 · PSA 5318 · sold as American Eagle
3:26 PM → 7:08 PM2h 42m nonstop
Local times, typical schedule. Last flown 2026-05-20.
66%
chance on time
On time (history)
71%
Cancelled
0.0%
Avg arrival delay
25 min
- Arrived on time 71% of the time (38 flights, Jun 2025 to May 2026).
- Never cancelled in 38 scheduled flights.
- 90% of its delay minutes came from the plane arriving late from an earlier flight.
- Short track record (38 flights), so its score leans on the airline's record at this hour.
Limited track record · 38 flights
Find 3:26 PM flight fares Opens this date on Aviasales
#9 · PSA 5333 · sold as American Eagle
11:14 AM → 2:52 PM2h 38m nonstop
Local times, typical schedule. Last flown 2026-04-06.
65%
chance on time
On time (history)
72%
Cancelled
9.2%
Avg arrival delay
23 min
- Arrived on time 72% of the time (118 flights, Jun 2025 to May 2026).
- Cancelled 9.2% of the time (12 of 130).
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- 69% of its delay minutes came from the plane arriving late from an earlier flight.
Moderate track record · 118 flights
Find 11:14 AM flight fares Opens this date on Aviasales
#10 · PSA 5268 · sold as American Eagle
9:55 AM → 1:40 PM2h 45m nonstop
Local times, typical schedule. Last flown 2026-05-31.
64%
chance on time
On time (history)
56%
Cancelled
9.1%
Avg arrival delay
164 min
- Arrived on time 56% of the time (9 flights, Jun 2025 to May 2026).
- Lands inside DCA's trouble window: 63% of its 194 ground stops and delay programs started between 1 PM and 7 PM.
- Short track record (9 flights), so its score leans on the airline's record at this hour.
Limited track record · 9 flights
Find 9:55 AM flight fares Opens this date on Aviasales

Airlines on this route

Season-adjusted chance of operating and arriving on time.

Envoy Air (sold as American Eagle)83%
189 flights · 90% on time as flown · 3.1% cancel
Southwest Airlines72%
999 flights · 73% on time as flown · 1.5% cancel
Republic Airways (sold as American Eagle, Delta Connection or United Express)71%
157 flights · 74% on time as flown · 2.2% cancel
PSA Airlines (sold as American Eagle)66%
552 flights · 70% on time as flown · 6.2% cancel

On time by departure time

All airlines, scheduled local departure, Jun 2025 to May 2026.

Before 9 AM89%
674 flights · avg delay 7 min
9 AM to noon76%
387 flights · avg delay 27 min
Noon to 3 PM71%
244 flights · avg delay 15 min
3 to 6 PM64%
312 flights · avg delay 42 min
6 to 9 PM51%
309 flights · avg delay 34 min

Best day: Saturday (85%). Worst: Friday (75%).

Smarter routing

Nearby airports that run more on time

MCI → BWI 80% chance on time
Kansas City International Airport to Baltimore/Washington International Thurgood Marshall Airport · 891 flights a year · 30 mi from your airports · yours: 72%
Rank flights Fares

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 aircraft45%
Air traffic control and airport volume22%
Airline (crew, maintenance, boarding)22%
Severe weather11%

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

MCI to DCA questions

What time of day is best to fly MCI to DCA?: Before 9 AM: 89% of flights arrived on time, against 51% for departures 6 to 9 PM. Later flights inherit delays from earlier ones, so the first departures of the day usually run best.
Which airline is most on time from MCI to DCA?: Envoy, with a season-adjusted 83% chance of operating and arriving on time over 189 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 MCI to DCA?: May (71% on time); the best was October (84%), 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.

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Live status: FAA delays and ground stops

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