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Route · FCA → LAX · 2020–2025 BTS data

Kalispell to Los Angeles

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), FCA to LAX (Kalispell to Los Angeles) ranks #4629 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

81.6%
On-time
+2.6 pts
vs US avg
75 min
Delay when late
835
Flights
#4629 of 4927
Corpus placement

Cancelled

0.6%

Best Month

Jun 2021 81%

Worst Month

Jul 2021 68%

Distance

1,014 mi

Carriers

5

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Aug 2025 31 5 0 0 OO
Jul 2025 31 2 0 0 OO
Jun 2025 30 3 0 0 OO
Aug 2024 40 4 0 0 G4,OO
Jul 2024 39 10 0 0 G4,OO
Jun 2024 36 3 0 0 G4,OO
Aug 2023 37 5 1 0 G4,OO
Jul 2023 44 6 0 0 G4,OO
Jun 2023 36 5 0 0 G4,OO
Aug 2022 44 7 1 0 G4,OO
Jul 2022 49 9 1 0 OO,G4
Jun 2022 37 6 0 0 OO,G4
Sep 2021 45 4 0 0 OO,QX
Aug 2021 102 29 2 0 OO,QX,G4
Jul 2021 106 34 0 5 OO,QX,G4
Jun 2021 96 18 0 0 OO,QX,G4
Aug 2020 32 4 0 0 G4,OO

Cancellation Rate

0.6%

5 of 835 flights

Diversion Rate

0.6%

5 of 835 flights

Explore origin & destination

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

FCA - Kalispell

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

FCA on-time profile

LAX - Los Angeles

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

LAX on-time profile

Compare the two airports

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

Compare FCA vs LAX

Origin-hub reliability standing

Mid-pack among FCA departures

From FCA, this corridor sits with 4 other 75–85% on-time routes out of 7 tracked departures, not the hub's reliability leaders (2 at ≥85%) and not the softest ( 1 below 75%). Destination: Los Angeles · fleet on-time rank #2508 of 4927.

What the Data Says About FCA to LAX

835 tracked flights put the FCA to LAX pairing (Kalispell to Los Angeles) at a 81.6% on-time rate, squarely in line with the wider network. Delays that do occur run 74.6 minutes on average. Across the 1,014-mile route and its 5 carriers, the trailing 24 months show 0.6% cancelled and 0.6% diverted (835 flights sampled).

Monthly performance varies moderately here: Jun 2021 was the strongest month at 81% on-time versus Jul 2021 at 68%, a 13-point difference.

On the multi-year calendar, FCA–LAX peaks in September at 91.1% on-time while July carries the heaviest traffic (~54 flights per month) ; the softest month is July at 77.3%, a 13.8-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does FCA to LAX rank among US routes by traffic? ▼
According to PlainFlights' route traffic ranking, FCA to LAX ranks #4629 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 FCA to LAX? ▼
Flights from Kalispell to Los Angeles have a 81.6% on-time rate based on 835 flights. The average delay is 74.6 minutes. The best recent month was Jun 2021 with 81% on-time.
What is the cancellation rate for FCA to LAX? ▼
Over the last 24 months, 0.6% of flights on this route were cancelled (5 of 835 flights) and 0.6% were diverted.
How far is the flight from FCA to LAX? ▼
The flight distance from Kalispell (FCA) to Los Angeles (LAX) is approximately 1,014 miles. This route is served by 5 carriers.
When is the best time to fly from FCA to LAX? ▼
The best recent month for on-time performance was Jun 2021 (81% on-time). The worst was Jul 2021 (68% on-time). Consider booking during months with historically better performance.

Airports on this route

FCA Airport

Kalispell
LAX Airport

Los Angeles
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 FCA–LAX data

FCA–LAX is mid-pack at 81.6% on-time; month and carrier mix move more than the corridor headline.

  • Compare FCA and LAX airport profiles: delay causes and top routes differ even on the same corridor. FCA airport
  • If your dates flex, September (91.1% on-time) beats July (77.3%) on this corridor. Seasonal chart
  • 4 other routes post a similar 81.6% 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.