The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Ottawa ⇄ Buffalo Niagara International YOW–BUF

Airlines flew 7 flights between Ottawa, Canada YOW in Ottawa, CA and Buffalo Niagara International BUF in Buffalo, NY in the twelve months to July 2026, both directions together: 367 passengers in 494 seats, 74% of them filled. 224 miles, about 14 minutes in the air, on 2 airlines: Air Canada (5), Delta Air Lines Inc. (2).

7
flights, twelve months
YOW-BUF: 3 · BUF-YOW: 4
367
passengers
74% of seats filled
224
miles
about 14 minutes airborne
2
airlines
2 aircraft types

Flights by month both directions

0012221/251217/252121/2624/26
By month, as a table
flights
1/252
3/251
4/252
7/251
10/252
12/251
1/262
4/262

Passengers by month

034681021361361/256597397/25100521031/261124/26
By month, as a table
passengers
1/25136
3/2565
4/2597
7/2539
10/25100
12/2552
1/26103
4/26112

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Air Canada AC525673%charter passenger service
Delta Air Lines Inc. DL211177%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A320-100/200570256
Boeing 757-200272111

YOW → BUF this direction alone · flown January 2025 to January 2026

3 flights, 157 passengers in 212 seats. Air Canada 2; Delta Air Lines Inc. 1.

BUF → YOW this direction alone · flown January 2025 to April 2026

4 flights, 210 passengers in 282 seats. Air Canada 3; Delta Air Lines Inc. 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: Ottawa, Canada YOW and Buffalo Niagara International BUF; all routes.