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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)

SEA
SeaTac (SEA)

US

IAH
Houston (IAH)

US

FLIGHT TIME

4h 13m - 4h 44m

FLIGHT DISTANCE

1883 miles (3030 km)
Flight time
4h 15m - 4h 28m
Earliest flight
07:10
Last flight
23:59
Distance
1883 miles (3030 km)
Cheapest month
January
Airlines
2 (Show)
Flights per week
45

Flight Schedule

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Airlines with direct flights from SeaTac (SEA) to Houston (IAH)

United Airlines (UA), Alaska Airlines (AS)

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 Information for Houston (IAH)

Weather and climate data is not currently available for this destination. Please check back later or contact us for more information.

Best Time to Visit & Travel Planning

Cheapest Month
January

Travel Planning Tips for SeaTac (SEA) to Houston (IAH)

  • Best Month to Travel

    January is generally the cheapest month to fly from SeaTac (SEA) to Houston (IAH). Plan your trip during this month for the best deals.

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Related Pages

Related Routes

SEA to ABQSEA-AMSSEA → ANCSEA to ACV (Arcata)Flights from IAH to TQOIAH to VCT

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.