Raleigh/Durham (RDU) to Buffalo (BUF) flights
Frontier Airlines flies nonstop from Raleigh-Durham International Airport to Buffalo Niagara International Airport, with about 3 flights a week in July 2026. The 487-mile flight takes about 1h 40m gate to gate.
- Distance
- 487 mi · 784 km
- Flight time
- 1h 40m
- Airlines
- 1
- Seats filled
- 66%
Airlines flying RDU to BUF
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Frontier Airlines | 3 | Airbus A320neo, Airbus A321, Airbus A320-100/200 | 13,714 | 1h 40m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
RDU to BUF flight schedule
1 flight numbers flew this route in August 2026. The first usually leaves at 7:00pm and the last at 7:00pm. 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) |
|---|---|---|---|---|
| F9 2980Frontier Airlines | 7:00pm | 8:44pm | 13 | 70% |
Is RDU to BUF on time?
From September 2025 to August 2026, 70% of 105 flights arrived within 15 minutes of schedule and 2.9% were cancelled. Flights leaving around 7pm were the most punctual (72%), those around 6pm the least (55%). Most delay time was caused by late-arriving aircraft (69%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Frontier Airlines | 105 | 70% | 24 min | 2.9% |
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 |
|---|---|---|---|
| 5pm to 6pm | 18 | 61% | |
| 6pm to 7pm | 33 | 55% | |
| 7pm to 8pm | 28 | 72% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 14 | 2,216 | |
| September 2025 | 8 | 1,113 | |
| October 2025 | 13 | 1,692 | |
| November 2025 | 16 | 1,583 | |
| December 2025 | 7 | 972 | |
| January 2026 | 2 | 150 | |
| April 2026 | 11 | 1,165 | |
| May 2026 | 10 | 1,409 | |
| June 2026 | 12 | 1,527 | |
| July 2026 | 14 | 1,911 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.