Honolulu, Oahu (HNL) to Dulles (IAD) flights
United Airlines flies nonstop from Daniel K. Inouye International Airport to Washington Dulles International Airport, with about 7 flights a week in July 2026. The 4,816-mile flight takes about 9h 1m gate to gate.
- Distance
- 4,816 mi · 7,751 km
- Flight time
- 9h 1m
- Airlines
- 1
- Seats filled
- 86%
Airlines flying HNL to IAD
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| United Airlines | 7 | Boeing 767-400/ER, Boeing 787-8 Dreamliner, Boeing 767-300/300ER | 32,125 | 9h 1m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HNL to IAD flight schedule
1 flight numbers flew this route in August 2026. The first usually leaves at 3:25pm and the last at 3:25pm. 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 344United Airlines | 3:25pm | 6:20am | 13 | 82% |
Is HNL to IAD on time?
From September 2025 to August 2026, 82% of 176 flights arrived within 15 minutes of schedule and 4% were cancelled. Flights leaving around 5pm were the most punctual (83%), those around 4pm the least (78%). Most delay time was caused by late-arriving aircraft (67%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| United Airlines | 176 | 82% | 16 min | 4% |
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 |
|---|---|---|---|
| 3pm to 4pm | 78 | 81% | |
| 4pm to 5pm | 19 | 78% | |
| 5pm to 6pm | 79 | 83% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 5 | 1,124 | |
| September 2025 | 4 | 831 | |
| October 2025 | 3 | 654 | |
| November 2025 | 5 | 1,086 | |
| December 2025 | 16 | 3,155 | |
| January 2026 | 25 | 4,845 | |
| February 2026 | 25 | 4,210 | |
| March 2026 | 26 | 5,070 | |
| April 2026 | 9 | 1,929 | |
| May 2026 | 4 | 845 | |
| June 2026 | 8 | 1,736 | |
| July 2026 | 30 | 6,640 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.