Carrier route record
NKATL→LAX
Spirit Airlines · Atlanta to Los Angeles
- Flights
- 271
- Period
- July 2025 to June 2026
- Share of route
- 5%
- Carriers
- 4
Historical statistics for July 2025 to June 2026, not live status. For today’s flights, check with Spirit Airlines.
Spirit on ATL to LAX lands a B+, 6 points better than the national rate of 77.6%. About one flight in six arrives 15 minutes late or worse, and those flights are late by an hour and a half on average. That is a workable record, not a spotless one. That rests on 271 flights. The strongest carrier on the route with a full sample, Delta Air Lines, flew 3,849 at 79.6% on time.
Set against the rest of the country, Spirit's ATL to LAX record is 6 points better than the US average of 77.6%. That gap is worth roughly 61 fewer late arrivals for every thousand flights.
Key figures
On time
83.7%
Arrivals under 15 minutes late, of 270 completed flights
Avg delay
92 min
Across delayed arrivals only, not all flights
Cancelled
0.37%
National rate is 1.81%
Whole route
78.4%
Every carrier on ATL to LAX, 5,021 flights
These figures cover 271 flights between July 2025 and June 2026. The median arrival is 17 minutes early, which is the part an average hides: most flights here are fine, and the on-time rate is decided by a tail of badly late ones. On-time means under 15 minutes late, the DOT's own threshold.
Carrier by carrier
Spirit against every carrier on ATL to LAX
Spirit flew 271 of the 5,021 flights on ATL to LAX, about 5% of it. Its 83.7% on time is 5 points better than the route as a whole, which runs 78.4%. Ranked by on-time rate it is first of four carriers on the route, where the range runs from Spirit at 83.7% to Frontier at 69.6%.
The choice of carrier is not cosmetic here. Delta Air Lines arrives on time 79.6% of the time; Frontier Airlines manages 69.6%. Sample sizes sit next to every figure, because a two-point gap across 521 flights means less than a ten-point one.
| Airline | Flights | On time | Avg delay | Cancelled | Grade |
|---|---|---|---|---|---|
| Spirit Airlines (this page)thin sample | 271 | 83.7% | 92 min | 0.37% | B+ |
| Delta Air Lines | 3,849 | 79.6% | 55 min | 0.75% | B+ |
| American Airlines | 380 | 74.3% | 111 min | 0.53% | C+ |
| Frontier Airlines | 521 | 69.6% | 63 min | 2.11% | C |
Delta leads Frontier by 10 points. Real, but small enough that a better departure time on the weaker carrier can outweigh it.
Departure window
When Spirit runs best on this route
Departure time matters more here than the choice of carrier. The gap between the best and worst window is 24 points, against 10 points between the best and worst carrier. Each bar is the on-time rate for flights scheduled inside that window.
- 5am–8am122 flights88.5%
- 8am–11am14 flights—
- 11am–2pm33 flights66.7%
- 2pm–5pm—
- 5pm–8pm41 flights90.2%
- 8pm–5am61 flights76.7%
Scale runs 60% to 95%. Rows with fewer than 30 flights show a dash.
The weak window here is the middle of the day, not the evening: 11am–2pm runs 66.7% on time against 90.2% for 5pm–8pm. That shape usually means a departure bank rather than an accumulating delay, so the recovery later in the afternoon is real rather than noise. The 5am–8am window is the busiest, with 122 flights scheduled in it.
Across the year
Spirit on ATL to LAX through the year
- Jul–Sep 2025160 flights88.8%
- Oct–Dec 2025105 flights78.8%
- Jan–Mar 20266 flights—
Scale runs 70% to 95%. Rows with fewer than 30 flights show a dash.
Monthly volumes are too low here to break the year into twelve reliable readings. What the twelve-month total says is 83.7% on time across 271 flights.
Split by quarter, Spirit on ATL to LAX logged 160 flights in Jul–Sep 2025, 105 flights in Oct–Dec 2025 and 6 flights in Jan–Mar 2026. Fewer than three of those quarters carried the 30 completed flights this site needs before printing a rate, so the 83.7% annual figure is the one to use.
Across the week, Tuesday is the strongest day at 95.0% on time and Friday the weakest at 66.7%. 28 points is a smaller lever than departure hour, but it is free.
Delay causes
Why Spirit runs late on this route
One category carries most of the weight here. Late-arriving aircraft accounts for 43% of the 4,040 delay minutes carriers reported, and the remaining four split what is left. The split is by minutes rather than by flights, so a few very long delays count for as much as many short ones.
- 43%Late-arriving aircraft
- 35%Carrier
- 20%National Airspace System
- 1%Extreme weather
43% of delay minutes trace back to a late-arriving aircraft, meaning the plane was already behind before it got here. That is a cascade, and cascades start small and grow through the day. Across 4,040 reported delay minutes here, that single category outweighs weather by 29 to one. It is the strongest argument for booking the first departure of the morning, when the aircraft has been sitting at the gate overnight with nothing to inherit. The split is drawn from 4,040 reported delay minutes.
The largest share of delay minutes, 35%, falls under carrier control: crew scheduling, maintenance, fuelling, baggage. Unlike weather, that is a management outcome, and it is the category where the gap between two carriers on the same schedule is genuinely earned. It accounts for 1,432 of the 4,040 delay minutes reported here.
Cancellations are rare at 0.37%, below the national 1.81% and low enough to earn the plus on the grade. Roughly one flight in 100 is called off; the risk here is arriving late, not not arriving.
Connections and stage length
What a delay here costs
7.0% of arrivals land an hour or more late, close to the national 8.1%. That is the figure that decides a connection, and it says a 60 to 75 minute layover is reasonable here while anything under 45 minutes is a bet. Most delays on this route last an hour and a half, which a normal layover absorbs.
At 1,947 miles this is transcontinental flying, and long routes get a quiet structural advantage. Scheduled block time on a flight this length carries more padding in absolute minutes, so a twenty-minute late departure often still becomes an on-time arrival. Read the on-time rate here as slightly flattering next to a short-haul route with the same operational quality.
The return leg runs 84.7% on time across 270 flights, within about a point of this direction. The two legs are scored separately because they usually differ; on this city pair they happen not to.
One caution: this is a thin sample. 271 flights over twelve months is enough to clear this site's floor but not enough to pin the rate down tightly, and a single bad week moves it by more than a point. Treat the grade as a rough reading.
What to do with this
Booking Spirit on ATL to LAX
Put together: treat all of this as provisional. 271 flights over twelve months is enough to clear this site's floor and not enough to be confident to better than a couple of points. The 83.7% headline is the most reliable number on the page; the hour and month splits below it are built on a few dozen flights each. 270 completed flights over 12 months sit behind that.
Related
Where to go next
- ATL to LAX, every carrier
- Spirit on LAX to ATL, the return leg
- Delta Air Lines on ATL to LAX79.6%
- American Airlines on ATL to LAX74.3%
- Frontier Airlines on ATL to LAX69.6%
- Spirit Airlines network-wide record
- Hartsfield-Jackson Atlanta International (ATL) delay statistics
- Los Angeles International (LAX) delay statistics
- Same route, different airline: where the carrier you pick matters most
- Why the first flight of the morning is statistically safest
Source: US DOT Bureau of Transportation Statistics, on-time performance data, July 2025 to June 2026. Last updated 15 September 2026; recomputed monthly. How this data is collected.