Direct (non-stop) flights from SeaTac (SEA) to Houston (IAH)
Find comprehensive flight information, schedules, and booking details for direct flights from SeaTac (SEA), US to Houston (IAH), US. This popular route is operated by 2 airlines, offering multiple daily departures.• Flight Duration: 4h 13m - 4h 44m (average flight time)• Distance: 1883 miles (3030 km) (air miles between airports)• Daily Flights: 4-6 flights (scheduled departures per day)
SeaTac (SEA)
US
Houston (IAH)
US
FLIGHT TIME
4h 13m - 4h 44m
FLIGHT DISTANCE
1883 miles (3030 km)
4h 15m - 4h 28m
07:10
23:59
1883 miles (3030 km)
January
2 (Show)
45
Flight Schedule
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Airlines with direct flights from SeaTac (SEA) to Houston (IAH)
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 4h 13m - 4h 44m.
Pricing patterns: January typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 7:00, 11:00, 13:00, offering more flight options and potentially better connections.
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 Time to Visit & Travel Planning
Cheapest Day
Cheapest Month
Average Fare
$396
Travel Planning Tips for SeaTac (SEA) to Houston (IAH)
- Best Day to Book
Monday typically offers the lowest fares for flights from SeaTac (SEA) to Houston (IAH). Consider booking on this day for potential savings.
- Best Month to Travel
September is generally the cheapest month to fly from SeaTac (SEA) to Houston (IAH). Plan your trip during this month for the best deals.
- Average Flight Price
The average fare for flights from SeaTac (SEA) to Houston (IAH) is approximately $396. Prices may vary based on booking time, season, and airline.
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Related Pages
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Frequently Asked Questions
How many flights operate from Seattle (SEA) to Houston (IAH)?
There are 5 direct flights operating from Seattle (SEA) to Houston (IAH). Approximately 4-6 flights daily.
Which airlines operate flights from Seattle (SEA) to Houston (IAH)?
2 airlines operate on this route: United Airlines, Alaska Airlines.
How long is the flight from Seattle (SEA) to Houston (IAH)?
The flight duration from Seattle (SEA) to Houston (IAH) is approximately 4h 13m - 4h 44m.
What is the distance from Seattle (SEA) to Houston (IAH)?
The distance from Seattle (SEA) to Houston (IAH) is 1883 miles (3030 km).
What is the flight time range for this route?
Flight times on this route range from 4h 15m - 4h 28m.
What are the earliest and latest flight departure times?
The earliest flight departs at 07:10 and the latest flight departs at 23:59.
What is the cheapest month to fly from Seattle (SEA) to Houston (IAH)?
January is typically the cheapest month to fly on this route.
How many flights operate per week on this route?
Approximately 45 flights operate per week from Seattle (SEA) to Houston (IAH).
What types of aircraft operate on this route?
This route is served by Airbus A320, Boeing 737-900 (winglets) Passenger/BBJ3, Boeing 737MAX 9 Passenger, Boeing 737-800 Passenger.
What is the average flight price from Seattle (SEA) to Houston (IAH)?
The average flight price for a round-trip ticket from Seattle (SEA) to Houston (IAH) is approximately $419 USD. Prices can vary based on booking time, season, and airline.
When is the best time to book flights from Seattle (SEA) to Houston (IAH) for the lowest prices?
January is typically the cheapest month to fly from Seattle (SEA) to Houston (IAH). Booking in advance and avoiding peak travel seasons can help you find better deals.
How many airlines offer flights from Seattle (SEA) to Houston (IAH)?
2 airlines offer direct flights from Seattle (SEA) to Houston (IAH), providing travelers with multiple options for scheduling and pricing.
How far is Houston (IAH) from Seattle (SEA)?
The distance from Seattle (SEA) to Houston (IAH) is 1883 miles (3030 km). This is a long-haul flight route.
How long does it take to fly from Seattle (SEA) to Houston (IAH)?
The flight time from Seattle (SEA) to Houston (IAH) is approximately 4h 13m - 4h 44m. Actual flight duration may vary based on weather conditions, aircraft type, and routing.
What city does Houston (IAH) serve?
Houston (IAH) serves Houston, US.