PlainFlights

Route · LAX → MSO · 2020–2025 BTS data

Los Angeles to Missoula

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), LAX to MSO (Los Angeles to Missoula) ranks #4739 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

82.7%
On-time
+3.7 pts
vs US avg
52 min
Delay when late
682
Flights
#4739 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Aug 2021 87%

Worst Month

Jun 2021 74%

Distance

923 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Aug 2025 31 4 0 0 OO
Jul 2025 31 4 0 0 OO
Aug 2024 31 6 0 0 OO
Jul 2024 31 9 0 0 OO
Sep 2023 30 0 0 0 OO
Aug 2023 35 4 0 0 G4,OO
Jul 2023 40 5 0 0 G4,OO
Jun 2023 39 7 0 1 G4,OO
Sep 2022 30 6 0 0 OO
Aug 2022 36 1 0 0 G4,OO
Jul 2022 40 5 0 1 OO,G4
Jun 2022 36 15 0 0 OO,G4
Aug 2021 55 7 0 0 OO,QX,G4
Jul 2021 76 18 0 0 OO,QX,G4
Jun 2021 70 18 3 0 OO,QX,G4
May 2021 41 2 1 0 OO,QX,G4
Apr 2021 30 7 0 1 QX

LAX–MSO seasonal on-time pattern

Best: May (95.1%) · weakest: June (72.4%)

70%75%80%85%90%95%100% AprMayJunJulAugSep 90%

Strongest calendar month

May

95.1% on-time · ~41 flights/mo

Busiest calendar month

June

~48 flights/mo avg

Weakest calendar month

June

72.4% on-time · ~48 flights/mo

Cancellation Rate

0.6%

4 of 682 flights

Diversion Rate

0.4%

3 of 682 flights

Explore origin & destination

On-time and delay data for the airports this route connects.

LAX - Los Angeles

Full on-time, delay-cause, and seasonal performance for Los Angeles, CA.

LAX on-time profile

MSO - Missoula

Full on-time, delay-cause, and seasonal performance for Missoula, MT.

MSO on-time profile

Compare the two airports

See LAX and MSO side by side on delays, cancellations, and reliability.

Compare LAX vs MSO

Origin-hub reliability standing

Mid-pack among LAX departures

From LAX, this corridor sits with 39 other 75–85% on-time routes out of 80 tracked departures, not the hub's reliability leaders (40 at ≥85%) and not the softest ( 1 below 75%). Destination: Missoula · fleet on-time rank #2072 of 4927.

What the Data Says About LAX to MSO

Bureau of Transportation Statistics records show Los Angeles to Missoula (LAX to MSO) running a 82.7% on-time rate over 682 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 52.2 minutes. The 923-mile corridor is served by 5 carriers, and over the last 24 months 0.6% of 682 flights were cancelled, 0.4% diverted.

Monthly performance varies moderately here: Aug 2021 was the strongest month at 87% on-time versus Jun 2021 at 74%, a 13-point difference.

On the multi-year calendar, LAX–MSO peaks in May at 95.1% on-time while June carries the heaviest traffic (~48 flights per month) ; the softest month is June at 72.4%, a 22.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does LAX to MSO rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, LAX to MSO ranks #4739 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from LAX to MSO? ▼
Flights from Los Angeles to Missoula have a 82.7% on-time rate based on 682 flights. The average delay is 52.2 minutes. The best recent month was Aug 2021 with 87% on-time.
What is the cancellation rate for LAX to MSO? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (4 of 682 flights) and 0.4% were diverted.
How far is the flight from LAX to MSO? ▼
The flight distance from Los Angeles (LAX) to Missoula (MSO) is approximately 923 miles. This route is served by 5 carriers.
When is the best time to fly from LAX to MSO? ▼
The best recent month for on-time performance was Aug 2021 (87% on-time). The worst was Jun 2021 (74% on-time). Consider booking during months with historically better performance.

Airports on this route

LAX Airport

Los Angeles
MSO Airport

Missoula
Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Read our methodology - how this data is sourced, computed, and verified.

Using LAX–MSO data

LAX–MSO runs 3.7 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare LAX and MSO airport profiles: delay causes and top routes differ even on the same corridor. LAX airport
  • If your dates flex, May (95.1% on-time) beats June (72.4%) on this corridor. Seasonal chart
  • 4 other routes post a similar 82.7% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.