Dulles (IAD) to Kansas City (MCI) flights
Republic Airline, United Airlines fly nonstop from Washington Dulles International Airport to Kansas City International Airport, with about 14 flights a week in July 2026. The 926-mile flight takes about 2h 50m gate to gate.
- Distance
- 926 mi · 1,490 km
- Flight time
- 2h 50m
- Airlines
- 2
- Seats filled
- 85%
Airlines flying IAD to MCI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Republic Airline | 7 | Embraer E175 | 4,836 | 2h 46m |
| United Airlines | 7 | Airbus A319, Airbus A320-100/200 | 7,997 | 2h 43m |
| Mesa AirlinesSeasonal or ended | n/a | Embraer E175 | 35,479 | 2h 51m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAD to MCI flight schedule
4 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 12:55pm and the last at 5:44pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| UA 3528United Airlines · operated by Republic Airline | 12:55pm | 2:45pm | 10 | 81% |
| UA 3505United Airlines · operated by Republic Airline | 1:00pm | 2:50pm | 21 | 91% |
| UA 2057United Airlines | 5:15pm | 7:03pm | 10 | 73% |
| UA 1165United Airlines | 5:44pm | 7:32pm | 21 | 76% |
Is IAD to MCI on time?
From September 2025 to August 2026, 81% of 719 flights arrived within 15 minutes of schedule and 1% were cancelled. Flights leaving around 1pm were the most punctual (85%), those around 5pm the least (78%). Most delay time was caused by late-arriving aircraft (38%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 719 | 81% | 17 min | 1% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 12pm to 1pm | 101 | 82% | |
| 1pm to 2pm | 258 | 85% | |
| 5pm to 6pm | 317 | 78% | |
| 6pm to 7pm | 43 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 58 | 4,012 | |
| September 2025 | 56 | 3,765 | |
| October 2025 | 62 | 4,150 | |
| November 2025 | 58 | 3,468 | |
| December 2025 | 61 | 3,751 | |
| January 2026 | 57 | 3,182 | |
| February 2026 | 55 | 3,134 | |
| March 2026 | 60 | 3,865 | |
| April 2026 | 60 | 3,669 | |
| May 2026 | 62 | 4,568 | |
| June 2026 | 60 | 5,533 | |
| July 2026 | 61 | 5,383 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.