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

Sioux Gateway/Brig General Bud Day Field ⇄ Missoula Montana SUX–MSO

Airlines flew 2 flights between Sioux Gateway/Brig General Bud Day Field SUX in Sioux City, IA and Missoula Montana MSO in Missoula, MT in the twelve months to July 2026, both directions together: 262 passengers in 360 seats, 73% of them filled. 924 miles, about 156 minutes in the air, on 1 airline: Allegiant Air (2). Planning to fly it yourself? The weather and winds along this route right now.

2
flights, twelve months
SUX-MSO: 1 · MSO-SUX: 1
262
passengers
73% of seats filled
924
miles
about 156 minutes airborne
1
airline
1 aircraft type

Flights by month both directions

00122212/25
By month, as a table
flights
12/252

Passengers by month

06613119626226212/25
By month, as a table
passengers
12/25262

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Allegiant Air G4226273%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A320-100/2002180262

SUX → MSO this direction alone · flown December 2025 to December 2025

1 flights, 130 passengers in 180 seats. Allegiant Air 1.

MSO → SUX this direction alone · flown December 2025 to December 2025

1 flights, 132 passengers in 180 seats. 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: Sioux Gateway/Brig General Bud Day Field SUX and Missoula Montana MSO; all routes.