Are there nonstop flights from Washington (IAD) to Houston (IAH)?

Yes. United Airlines fly this route. Flight time is about 2h 45m.

What is the fastest connection from Washington (IAD) to Houston (IAH)?

via Huntsville ≈ 3h 15m, via Knoxville/Maryville ≈ 3h 16m, via Nashville ≈ 3h 16m (estimated flying time, excluding layovers).

How many miles is an award flight from Washington (IAD) to Houston (IAH)?

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

Washington → Houston

Washington Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH)・1,913 km

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Nonstop flights available (1 airline). Flight time about 2h 45m. Nonstop return flights also operate.

With milesANA 15,000 miles+ (nonstop)JAL 15,000 miles+ (via CLT)Economy, one way, estimate. Tap a connection for miles by cabin.

Earn miles withANA Card (official)JAL Card (official)

Nonstop flights

UAUnited AirlinesStar Alliance

Award miles (one way, estimate)

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 2026-11-01). 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

54 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 Washington

Nonstop to Houston from other airports

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