Dulles (IAD) to Columbia (CAE) flights
CommuteAir, GoJet Airlines fly nonstop from Washington Dulles International Airport to Columbia Metropolitan Airport, with about 19 flights a week in July 2026. The 401-mile flight takes about 1h 35m gate to gate.
- Distance
- 401 mi · 645 km
- Flight time
- 1h 35m
- Airlines
- 2
- Seats filled
- 85%
Airlines flying IAD to CAE
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| CommuteAir | 18 | Embraer ERJ-145 | 31,266 | 1h 36m |
| GoJet Airlines | <1 | Bombardier CRJ550 | 6,467 | 1h 32m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
IAD to CAE flight schedule
3 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 8:15am and the last at 5:27pm. 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 4818United Airlines · operated by CommuteAir | 8:15am | 9:47am | 29 | 81% |
| UA 4288United Airlines · operated by CommuteAir | 12:45pm | 2:21pm | 27 | 84% |
| UA 4364United Airlines · operated by CommuteAir | 5:27pm | 7:07pm | 31 | 80% |
Is IAD to CAE on time?
From September 2025 to August 2026, 81% of 908 flights arrived within 15 minutes of schedule and 1.8% were cancelled. Flights leaving around 12pm were the most punctual (84%), those around 5pm the least (80%). Most delay time was caused by late-arriving aircraft (44%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 908 | 81% | 17 min | 1.8% |
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 |
|---|---|---|---|
| 8am to 9am | 266 | 82% | |
| 12pm to 1pm | 180 | 84% | |
| 5pm to 6pm | 348 | 80% | |
| 10pm to 11pm | 114 | 81% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 86 | 3,931 | |
| September 2025 | 80 | 3,646 | |
| October 2025 | 93 | 4,032 | |
| November 2025 | 82 | 3,455 | |
| December 2025 | 57 | 2,513 | |
| January 2026 | 53 | 2,060 | |
| February 2026 | 52 | 2,209 | |
| March 2026 | 62 | 2,534 | |
| April 2026 | 78 | 3,192 | |
| May 2026 | 84 | 3,350 | |
| June 2026 | 81 | 3,439 | |
| July 2026 | 83 | 3,578 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.