Are there nonstop flights from Seattle (SEA) to Houston (IAH)?

Yes. United Airlines, Alaska Airlines fly this route. Flight time is about 4h 3m.

What is the fastest connection from Seattle (SEA) to Houston (IAH)?

via Eagle ≈ 4h 33m, via Hayden ≈ 4h 33m, via Dallas-Fort Worth ≈ 4h 34m (estimated flying time, excluding layovers).

How many miles is an award flight from Seattle (SEA) to Houston (IAH)?

from 15,000 JAL miles, from 15,000 ANA miles (economy, one way, based on the published award charts).

Seattle → Houston

Seattle–Tacoma International Airport (SEA) to George Bush Intercontinental Airport (IAH)・3,013 km

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Nonstop flights available (2 airlines). Flight time about 4h 3m. Nonstop return flights also operate.

With milesJAL 15,000 miles+ (nonstop)ANA 15,000 miles+ (nonstop)Economy, one way, estimate. Tap a connection for miles by cabin.

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Nonstop flights

Award miles (one way, estimate)

JAL Mileage Bank — partner airline award
AS only · total distance ≈ 1,872 mi (band 1,001–2,000)
Economy
15,000
Business
30,000
ANA Mileage Club — partner award
North America ⇔ North America (one way)
Economy
15,000
Business
27,500
First
45,000

Estimates from the airlines' published award charts (as of 2026-11-02). Seat availability, fuel surcharges and stopover rules are not included — always check with the airline before booking.

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Best places to connect

69 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.

Related routes

Nonstop from Seattle

Nonstop to Houston from other airports

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