Flights operate between San Juan (SJU) and Houston (IAH).
1 airline operates this route with 2-3 flights daily flights.
Average flight time is 4h 49m - 5h 17m.
Route distance is 2016 miles (3244 km).
Route Distance
2016 miles (3244 km)
Average Duration
4h 49m - 5h 17m
Airlines Operating This Route
Spirit Airlines
Flight Frequency
Daily Flights
2-3 flights
Weekly Flights
19
Typical Departure Time Ranges
Earliest Departure
20:33
Latest Departure
20:33
Route Intelligence Dashboard
Overall Connectivity Score
35
ModerateRoute Diversity
1
Direct Routes
Spirit Airlines serves 1 destination from SJU
Weekly Frequency
7
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| SJU → Houston (IAH) (IAH) | 7/week | 4h 49m - 5h 17m | 2,016 km | Seasonal |
Flight Schedule & Filters
Spirit Airlines flights from San Juan (SJU) to Houston (IAH)
Spirit Airlines operates scheduled nonstop flights between San Juan (SJU) and Houston (IAH). Spirit Airlines operates 2-3 flights daily flights on this route.• Flight Duration: 4h 49m - 5h 17m (average flight time)• Distance: 2016 miles (3244 km) (air miles between airports)• Daily Flights: 2-3 flights (scheduled departures per day)
San Juan (SJU)
US
Houston (IAH)
US
FLIGHT TIME
4h 49m - 5h 17m
FLIGHT DISTANCE
2016 miles (3244 km)
5h 10m - 5h 10m
20:33
20:33
2016 miles (3244 km)
April
1 (Show)
19
Spirit Airlines Terminal Information & Contact
Departure Terminal - San Juan (SJU)
Terminal: B
Phone: 1-801-401-2222
Location: B, San Juan, US
Arrival Terminal - Houston (IAH)
Terminal: A
Phone: 1-801-401-2222
Location: A, Houston, US
Spirit Airlines Flight Schedule from San Juan (SJU) to Houston (IAH)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
NK573 |  Spirit Airlines | 20:33 | 23:43:00 | Airbus A320 (sharklets) |
Spirit Airlines Monthly Flight Calendar
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Spirit Airlines Terminal Information
Departure Terminal at San Juan (SJU):
• Terminal : Spirit Airlines operates from this terminal
Terminal B:
• Spirit Airlines Terminal Phone: 1-801-401-2222
Arrival Terminal at Houston (IAH):
Terminal A:
• Spirit Airlines Terminal Phone: 1-801-401-2222
Weather & Climate at Houston (IAH)
21.7°C
Avg Temperature126mm
Avg Rainfall11.2km/h
Avg Wind Speed74%
Avg HumidityBest Months to Visit
Challenging Months
12-Month Weather Overview
Wind Speed by Month
Humidity by Month
Best Time to Book Flights to Houston (IAH)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Peak Travel Months
Expect higher prices and more crowds during these months. Book early to secure better rates.
Recommended Months
These months offer the best balance of weather, prices, and availability.
Monthly Booking Recommendations
Flight Price Trends for Houston (IAH)
Cheapest Months to Fly
Book flights during these months for the best deals and lowest prices.
Most Expensive Months
Prices are typically highest during these months. Consider booking well in advance or choosing alternative dates.
Price Trend Analysis
Prices are typically lower during shoulder seasons
Monthly Price Trends
Best Months to Fly Spirit Airlines to Houston (IAH)
Best Months
Optimal conditions for travel with favorable weather, prices, and availability.
Shoulder Season
Transition periods with moderate conditions. Good balance of price and experience.
Challenging Months
These months may have less favorable conditions. Plan accordingly and book early.
Seasonal Insight
Best travel months: 2025-09
Seasonal Travel Calendar
Spirit Airlines Contact Information and Customer Services
Spirit Airlines Address
2800 Executive Way #6542
Fort Lauderdale, FL 33025, United States
Customer Service Phone
+1 801-401-2222Official Website
spirit.comFrequently Asked Questions
How many Spirit Airlines flights operate from San Juan (SJU) to Houston (IAH)?
Spirit Airlines operates 1 flight from San Juan (SJU) to Houston (IAH).
What city does Houston (IAH) airport serve?
Houston (IAH) airport serves Houston, US.
How long is the Spirit Airlines flight from San Juan (SJU) to Houston (IAH)?
The flight duration is approximately 4h 49m - 5h 17m.
What is the distance from San Juan (SJU) to Houston (IAH)?
The distance is 2016 miles (3244 km).
What aircraft does Spirit Airlines use on this route?
Spirit Airlines uses Airbus A320 (sharklets) on this route.
Which other airlines operate on this route?
1 other airline operates on this route: United Airlines.
Which terminal does Spirit Airlines use at San Juan (SJU)?
Spirit Airlines flights from San Juan (SJU) depart from Terminal B. Terminal B phone: 1-801-401-2222.
View all Spirit Airlines flights to San Juan (SJU) →
Popular Spirit Airlines routes from San Juan include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.