Airport · SPN · Saipan, U.S. Pacific Trust Territories and Possessions
Saipan, TT
According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Saipan, TT (SPN) ranks #339 of 382 tracked US airports by total flights (most flights = #1). Saipan, TT posts top-1% on-time performance among the 382 tracked U.S. airports, as a smaller regional airport.
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SPN on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Late Aircraft.
Total delay minutes: 10,708.
Late Aircraft58.8% (6,300 min)
Carrier26.7% (2,860 min)
NAS (National Aviation System)4.8% (510 min)
Weather9.7% (1,038 min)
Security0.0% (0 min)
SPN - seasonal on-time pattern
Best: April (98.6%) · worst: July (95.4%)
SPN - on-time rate by year
2020–2025, year-over-year trend.
SPN - taxi-out and taxi-in (monthly)
Average taxi-out 10.9 min · taxi-in 4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
SPN's average taxi-out (10.9 min) stays shorter than the recent U.S. airport mean (~16.4 min). Even the heaviest month (June 2024, 13.2 min) is milder than many hubs' typical book.
Two PlainFlights-derived comparison paths for Saipan, TT, both outside U.S. Pacific Trust Territories and Possessions so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Saipan, TT is the delay mix: Late Aircraft owns 58.8% of 10,708 delay minutes across 4,024 BTS flights. The on-time headline is 94.8% (15.8 pts above the 79% national average), with 210 delayed and 15 cancelled (0.37%).
Delay minutes concentrate in Late Aircraft (58.8% late-aircraft, 26.7% carrier, 4.8% NAS, 9.7% weather, 0.0% security). As a quieter airport, a single late inbound can swing the month more than at a mega-hub.
On the multi-year calendar, SPN is strongest in April (98.6% on-time) and weakest in July (95.4%), a 3.2-point swing. Volume peaks in August (~61 flights/month). The busiest connecting route is to GUM (Guam) at 95.5% on-time. Field definitions: on-time performance explained.
Saipan, TT vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
94.8%Top 1%higher than 99%+ of 382 airports
Saipan, TT
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
SPN's on-time book is stronger than most peers; the remaining risk sits in the delay mix, not a weak headline rate.
Check the busiest route from SPN before you book a connection. See top routes →
Travel in April rather than July if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 10.9 min here; check the monthly series before a tight connection. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Saipan, TT's on-time rate?
Saipan, TT (SPN) has a 94.8% on-time rate across 4,024 BTS-tracked flights (2020-2025), 15.8 pts above the 79% national flight-weighted average; that places it in roughly the top-1% on-time performance.
How does SPN rank among U.S. airports by traffic volume?
Saipan, TT ranks #339 of 382 tracked US airports by total BTS flights (most flights = #1), making it a smaller regional airport.
What's the most common cause of delays at Saipan, TT?
Late Aircraft is the leading delay cause at SPN, accounting for 58.8% of delay minutes. The full breakdown: 58.8% late-aircraft, 26.7% carrier, 4.8% NAS/air-traffic-control, 9.7% weather, and 0.0% security.
When is the best time to fly through Saipan, TT?
April is historically SPN's strongest month at 98.6% on-time, while July is the weakest at 95.4%, a 3.2-point swing across the BTS historical record.
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