Best time to fly out of Saipan (SPN)
Saipan did not fly enough departures in this window to split the day into time bands. Not enough flights to say. A percentage needs at least 100 flights behind it before it is worth printing; anything thinner is noise wearing a decimal point. These are historical odds, not forecasts. The records say what happened on this schedule over three years; they know nothing about tomorrow’s thunderstorm.
Data through June 2026 · Bureau of Transportation Statistics
On-time rate by hour and day
On this page, “on time” means a departure that pushed back less than 15 minutes behind its scheduled time — the Bureau of Transportation Statistics definition, and the one airlines are held to.
| Departure time | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| Before 6am | – | – | – | – | – | – | – |
| 6–8am | – | – | – | – | – | – | – |
| 8–10am | 98 | 97 | 91 | 92 | 96 | 86 | 94 |
| 10am–12pm | – | – | – | – | – | – | – |
| 12–2pm | – | – | – | – | – | – | – |
| 2–4pm | – | – | – | – | – | – | – |
| 4–6pm | – | – | – | – | – | – | – |
| 6–8pm | – | – | – | – | – | – | – |
| 8–10pm | – | – | – | – | – | – | – |
| 10pm–12am | – | – | – | – | – | – | – |
Not enough flights to say — fewer than 100 in this window.
The year at SPN
July was the hard month at SPN: 88.2% of departures left on time, across 102 flights. August was the easy one at 92.2%. Each month pools three years of that month, so a single bad week does not decide it.
| Month | Share departures that left on time | Flights |
|---|---|---|
| January | Not enough flights to say | 93 |
| February | Not enough flights to say | 85 |
| March | Not enough flights to say | 95 |
| April | Not enough flights to say | 90 |
| May | Not enough flights to say | 93 |
| June | Not enough flights to say | 90 |
| July | 88.2% | 102 |
| August | 92.2% | 102 |
| September | Not enough flights to say | 91 |
| October | Not enough flights to say | 93 |
| November | Not enough flights to say | 90 |
| December | Not enough flights to say | 93 |
Airlines at SPN
Every airline with at least 100 departures from SPN, busiest first. These are that airline’s departures from this airport only — its record across the country sits on its own page.
| Airline | Left on time | Typical delay | Cancelled | Departures |
|---|---|---|---|---|
| United Airlines | 92.6% | 109 min | 0.8% | 1,117 |
If you are connecting through SPN
Of 1,117 scheduled arrivals into SPN, 94.2% reached the gate less than 15 minutes behind schedule.
Work out a specific layover — pick the airport and the minutes you have, and the tool reads the same arrival records back as a share.
Busiest routes out of SPN
Ranked by flights, with the share that arrived on time at the far end. Where a route carries enough flights for a page of its own the chip goes there; otherwise it goes to the destination airport.
- GUM 92.3% on time · 1,117 flights
SPN in one number
Saipan (SPN)
Rank 325 of 363 US airports by departures. Steadiest stretch of the day: 8–10am. Hardest month: July.
Questions about SPN
- What is the worst month to fly out of SPN?
- July: 88.2% of the departures that flew left on time, with 102 scheduled. August was the other end of the year at 92.2%. Each figure pools three years of that calendar month.
- How often are flights cancelled at SPN?
- 0.8% of scheduled departures were cancelled over July 2023 through June 2026. Cancellations are counted against everything scheduled, not against everything that flew — a rate that looks small still adds up to real people in a rebooking line.