Airports · Missoula Montana Airport
Flights from Missoula (MSO)
Airlines flew 6,001 departures out of Missoula Montana Airport (MSO) carrying 534,677 passengers over the 12 months through April 2026. Here's what actually flew — the busiest routes, the carriers, and the aircraft — from US DOT T-100 filings.
What flies from Missoula
US DOT T-100 · filed dataWhat airlines actually flew out of Missoula — departures, seats, and passengers filed with the US DOT (T-100) over the trailing 12 months, not a schedule.
Departures
6,001
April 2026
Seats flown
675,853
Passengers
534,677
Load factor
79.1%
passengers ÷ seats
Busiest routes from Missoula
Where flights from Missoula go most, by departures over the trailing 12 months.
1,212 departures · 131,649 passengers
80.8%
Load
1,189 departures · 97,558 passengers
74.1%
Load
1,049 departures · 77,227 passengers
76.4%
Load
575 departures · 34,995 passengers
79.9%
Load
504 departures · 39,856 passengers
85.5%
Load
472 departures · 53,935 passengers
82.5%
Load
411 departures · 42,059 passengers
82.6%
Load
136 departures · 20,884 passengers
85.3%
Load
134 departures · 7,630 passengers
79.7%
Load
111 departures · 12,634 passengers
72.4%
Load
89 departures · 4,919 passengers
72.8%
Load
29 departures · 4,351 passengers
83.4%
Load
19 departures · 2,126 passengers
73.9%
Load
10 departures · 0 passengers
0.0%
Load
10 departures · 627 passengers
82.5%
Load
Airlines at Missoula
Ranked by seats flown — the capacity each carrier actually operated out of Missoula.
- UA
140,162 seats · 85.1% load
20.7%
Share
- DL
120,869 seats · 77.2% load
17.9%
Share
- OO
104,135 seats · 78.1% load
15.4%
Share
- QX
90,896 seats · 84.6% load
13.4%
Share
- AS
78,839 seats · 64.4% load
11.7%
Share
- G4
51,375 seats · 80.0% load
7.6%
Share
- MQ
43,221 seats · 85.9% load
6.4%
Share
- AA
35,948 seats · 80.2% load
5.3%
Share
- F9
6,364 seats · 54.8% load
0.9%
Share
- SY
3,534 seats · 65.9% load
0.5%
Share
Aircraft flown from Missoula
Aircraft types by share of departures — what actually operated, not what's based here.
2,931 departures · 82.3% load
48.8%
Share
703 departures · 80.3% load
11.7%
Share
495 departures · 80.2% load
8.3%
Share
470 departures · 77.5% load
7.8%
Share
315 departures · 74.3% load
5.3%
Share
294 departures · 77.5% load
4.9%
Share
258 departures · 78.2% load
4.3%
Share
257 departures · 77.4% load
4.3%
Share
120 departures · 73.5% load
2.0%
Share
72 departures · 68.7% load
1.2%
Share
34 departures · 70.9% load
0.6%
Share
24 departures · 61.5% load
0.4%
Share
Monthly departures from Missoula
Monthly departures from Missoula, trailing 12 months through April 2026. Bars scale to the busiest month.
May 2025
447 departures · 41,657 passengers
79.2%
Load
June 2025
666 departures · 56,213 passengers
74.2%
Load
July 2025
740 departures · 70,790 passengers
83.6%
Load
August 2025
697 departures · 63,816 passengers
81.9%
Load
September 2025
482 departures · 42,156 passengers
82.1%
Load
October 2025
503 departures · 44,045 passengers
81.7%
Load
November 2025
402 departures · 35,082 passengers
75.2%
Load
December 2025
442 departures · 39,864 passengers
78.0%
Load
January 2026
422 departures · 34,199 passengers
72.2%
Load
February 2026
372 departures · 32,184 passengers
76.4%
Load
March 2026
420 departures · 38,343 passengers
82.2%
Load
April 2026
408 departures · 36,328 passengers
79.5%
Load
Source: US DOT Bureau of Transportation Statistics, T-100 Segment. Data through April 2026. The DOT publishes roughly three months in arrears.