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IAH (Houston) to IAD (Washington) Flights $256.4

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Cheap IAH to IAD Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Houston to Washington (IAH to IAD)

Question : Which airline is least likely to get you to IAD on time?
Answer : 100% of ExpressJet flights from George Bush Intercontinental Airport (IAH) to Washington Dulles International Airport (IAD) are delayed. If you’re on ExpressJet, be sure to sign up for the delay notifications to stay up to date with your flight’s status.

Question : How long will the flight typically be from George Bush Intercontinental Airport (IAH) to Washington Dulles International Airport (IAD)?
Answer : On average, the flight time from IAH to IAD is two hours and 54 minutes.

Question : In terms of overall promptness, how does IAH to IAD rank compared to the rest of the world?
Answer : IAH to IAD currently scores 3 out of a possible 5 stars in promptness. This score combines both the number of delayed flights and total delay minutes. With 3 stars, you should feel slightly worried about getting to Dulles on time.

Question : From Houston to Dulles, which day of the week is going to have the most flight times?
Answer : With five total flight time options, Thursday provides the most flexibility from IAH to IAD. However, with three flight times, Wednesday doesn't offer quite as many options when finding that perfect departure time.

Question : Looking for the cheapest flight over the next 30 days?
Answer : As of Oct 23rd, the cheapest day to fly from Houston to Dulles is Oct 25th. Tickets are currently being sold for $186, which is 57% below the average price for this route.

Question : Is George Bush Intercontinental Airport (IAH) the cheapest airport for getting to Washington Dulles International Airport (IAD)?
Answer : George Bush Intercontinental Airport is a great airport, but in getting you to Dulles, there is a lower cost option – William P. Hobby Airport. It's just 23 miles away and flights are being booked 17% cheaper over the upcoming two months.

Question : On a daily basis, how many different flight times are available from George Bush Intercontinental Airport (IAH) to Washington Dulles International Airport (IAD)?
Answer : Depending on the day, the number of flight times will change, but on average there are four. Compared to the average route departing the United States with five flight times, you'll have fewer options.