How reliable is Tucson International Airport?
Flights from TUS departed within 15 minutes of schedule in 85% of 109,159 flights in official BTS history — and weather is calmest in Apr. Here’s the full picture before you book.
Reliability score
on-time, cancellations & delays
Weather favorability
year-round climate
Origin-airport operations
What the departure punctuality at TUS looks like
On-time departures
across 109,159 flights
Source: BTS Airport Operations · data through 2026-06-25. Role-specific BTS departure history; advisory context, not a guarantee for any flight.
Advertisement
Weather by month
When the weather works for you at Tucson
A calm-weather score (0–100) for each month from decades of airport observations — how often conditions disrupt flying, not temperature. Higher is calmer.
Calmest month
Calmest flying weather of the year · 100/100 favorability
Roughest month
Most disruptive — thunderstorms, high winds · 95/100 favorability
The read on TUS
What the numbers say about flying through Tucson International Airport
Across official performance history, flights from Tucson left within 15 minutes of schedule about 85% of the time over 109,159 flights. That's one of the more dependable operational records you'll see. Pair it with a low cancellation rate of 1.0%, so flights here rarely vanish outright. When a departure does run late, the typical delay is around 8 minutes.
On weather, Tucson is an unusually calm-weather airport year-round. April is the calmest stretch for flying, scoring 100 out of 100 for favorable conditions, while July is the most disruptive at 95, driven mainly by thunderstorms and high winds. The year is relatively steady, so no single month stands out as one to avoid on weather alone.
None of this guarantees your specific flight — it’s the backdrop. To turn it into a booking, score real flights to Tucson, read how we weigh it all in how the PlaneSane Score works, and brush up with how to pick a reliable flight and avoiding weather delays.
Common questions about TUS
- How reliable is Tucson International Airport (TUS)?
- Flights from Tucson left within 15 minutes of schedule roughly 85% of the time across 109,159 flights of official history — one of the more dependable operational records you'll see. The cancellation rate runs about 1.0%. It's advisory context, not a guarantee for any single flight.
- What is the best month to fly from TUS for good weather?
- April has the calmest flying weather at Tucson International Airport. July is the most disruptive, mainly from thunderstorms and high winds.
Planning a trip through Tucson?
Score real flights to and from TUS on reliability, weather, and connection safety — not just price.