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

Bozeman Yellowstone International ⇄ Washington Dulles International BZN–IAD

Airlines flew 103 flights between Bozeman Yellowstone International BZN in Bozeman, MT and Washington Dulles International IAD in Washington, DC in the twelve months to July 2026, both directions together: 13,826 passengers in 15,882 seats, 87% of them filled, and 34 pounds of freight. 1,773 miles, about 208 minutes in the air, on 2 airlines: United Air Lines Inc. (101), Sun Country Airlines d/b/a MN Airlines (2). Planning to fly it yourself? The weather and winds along this route right now.

103
flights, twelve months
BZN-IAD: 51 · IAD-BZN: 52
13,826
passengers
87% of seats filled
1,773
miles
about 208 minutes airborne
2
airlines
4 aircraft types

Flights by month both directions

051015201/255/258/251/265/26177/26
By month, as a table
flights
1/258
2/258
3/2510
5/256
6/2518
7/2516
8/2520
9/2512
12/254
1/2610
2/268
3/268
5/268
6/2616
7/2617

Passengers by month

06541,3081,9622,6161/255/258/251/265/262,6167/26
By month, as a table
passengers
1/25688
2/25714
3/251,052
5/25662
6/252,009
7/251,865
8/252,295
9/251,312
12/25599
1/261,100
2/261,049
3/261,180
5/261,161
6/262,514
7/262,616

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
United Air Lines Inc. UA10113,59588%scheduled passenger service
Sun Country Airlines d/b/a MN Airlines SY223162%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 800671669,687
Airbus Industrie A319311263,460
Boeing 737-8004176532
Airbus Industrie A320-100/2001150147

BZN → IAD this direction alone · flown January 2025 to July 2026

51 flights of 51 scheduled, 6,683 passengers in 7,846 seats. United Air Lines Inc. 50; Sun Country Airlines d/b/a MN Airlines 1.

IAD → BZN this direction alone · flown January 2025 to July 2026

52 flights of 51 scheduled, 7,143 passengers in 8,036 seats, 34 pounds of freight. United Air Lines Inc. 51; Sun Country Airlines d/b/a MN Airlines 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: Bozeman Yellowstone International BZN and Washington Dulles International IAD; all routes.