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

Billings Logan International ⇄ Phoenix BIL–AZA

Airlines flew 354 flights between Billings Logan International BIL in Billings, MT and Phoenix AZA in Phoenix, AZ in the twelve months to July 2026, both directions together: 54,232 passengers in 63,702 seats, 85% of them filled. 878 miles, about 122 minutes in the air, on 1 airline: Allegiant Air (354).

354
flights, twelve months
BIL-AZA: 177 · AZA-BIL: 177
54,232
passengers
85% of seats filled
878
miles
about 122 minutes airborne
1
airline
1 aircraft type

Flights by month both directions

0122334461/254/257/2510/251/264/26317/26
By month, as a table
flights
1/2537
2/2532
3/2546
4/2534
5/2524
6/2526
7/2532
8/2518
9/2524
10/2528
11/2534
12/2542
1/2632
2/2626
3/2632
4/2626
5/2628
6/2633
7/2631

Passengers by month

01,8383,6775,5167,3541/254/257/2510/251/264/264,8207/26
By month, as a table
passengers
1/255,099
2/254,855
3/257,354
4/255,041
5/253,809
6/254,134
7/254,867
8/252,891
9/253,365
10/254,164
11/254,919
12/256,269
1/264,894
2/264,126
3/265,198
4/264,141
5/264,332
6/265,113
7/264,820

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Allegiant Air G435454,23285%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Airbus Industrie A320-100/20035418054,232

BIL → AZA this direction alone · flown January 2025 to July 2026

177 flights of 177 scheduled, 27,224 passengers in 31,851 seats. Allegiant Air 177.

AZA → BIL this direction alone · flown January 2025 to July 2026

177 flights of 177 scheduled, 27,008 passengers in 31,851 seats. Allegiant Air 177.

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: Billings Logan International BIL and Phoenix AZA; all routes.