Cincinnati/Northern Kentucky International ⇄ Buffalo Niagara International CVG–BUF
Airlines flew 8 flights between Cincinnati/Northern Kentucky International CVG in Covington, KY and Buffalo Niagara International BUF in Buffalo, NY in the twelve months to July 2026, both directions together: 598 passengers in 1,437 seats, 42% of them filled, and 31 pounds of freight. 410 miles, about 58 minutes in the air, on 4 airlines: Southwest Airlines Co. (3), Delta Air Lines Inc. (2), Allegiant Air (2), Republic Airline (1). Planning to fly it yourself? The weather and winds along this route right now.
Flights by month both directions
By month, as a table
| flights | |
|---|---|
| 7/25 | 1 |
| 11/25 | 2 |
| 12/25 | 2 |
| 5/26 | 1 |
| 6/26 | 1 |
| 7/26 | 2 |
Passengers by month
By month, as a table
| passengers | |
|---|---|
| 7/25 | 141 |
| 11/25 | 290 |
| 12/25 | 283 |
| 5/26 | 0 |
| 6/26 | 1 |
| 7/26 | 24 |
The airlines twelve months, both directions
| Airline | Flights | Passengers | Seats filled | Service |
|---|---|---|---|---|
| Southwest Airlines Co. WN | 3 | 25 | 5% | scheduled passenger service |
| Delta Air Lines Inc. DL | 2 | 283 | 59% | charter passenger service |
| Allegiant Air G4 | 2 | 290 | 81% | charter passenger service |
| Republic Airline YX | 1 | 0 | 0% | scheduled passenger service |
The aircraft as the airlines report their types
| Aircraft | Flights | Seats a flight | Passengers |
|---|---|---|---|
| Boeing B737 Max 800 | 2 | 175 | 22 |
| Boeing 767-400/ER | 2 | 238 | 283 |
| Airbus Industrie A320-100/200 | 2 | 180 | 290 |
| Boeing 737-800 | 1 | 175 | 3 |
| Embraer ERJ-175 | 1 | 76 | 0 |
CVG → BUF this direction alone · flown November 2025 to July 2026
6 flights of 1 scheduled, 311 passengers in 1,019 seats, 31 pounds of freight. Southwest Airlines Co. 3; Delta Air Lines Inc. 1; Allegiant Air 1; Republic Airline 1.
BUF → CVG this direction alone · flown July 2025 to December 2025
2 flights, 287 passengers in 418 seats. Delta Air Lines Inc. 1; Allegiant Air 1.
Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Cincinnati/Northern Kentucky International CVG and Buffalo Niagara International BUF; all routes.