Cheap flights from District of Columbia to Houston from $73

The month of October is, on average, the cheapest month to fly to Houston from District of Columbia, with most prices found around $231. The month of January is another great option to travel to Houston, with average flight prices from District of Columbia averaging around $246.

On average, the least expensive day to fly to Houston from District of Columbia is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $361. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $467.

Our data shows that the cheapest District of Columbia to Houston flights are usually those with departure times in the evening. Our users have found flights to Houston in the evening for as low as $417. Try not to purchase tickets in the afternoon because they tend to be around $622. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Baltimore/Washington to Houston George Bush Intcntl for the best District of Columbia - Houston flight prices

You are more likely to see cheaper flights to Houston from District of Columbia when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $384 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from District of Columbia for as low as $273 on momondo.

There are 4 cabin classes available to choose from on District of Columbia to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

United Airlines, Delta, and Southwest are the most popular carriers operating from District of Columbia to Houston

United Airlines, Spirit Airlines and Southwest are the top three most popular airlines that fly to Houston from District of Columbia according to our data. United Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 6 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

As of February 2026, 28 flights take off from District of Columbia and land in Houston each day. The most common flight departure time for this route is 6:00AM, with 44% of daily flights taking off at noon.

As of February 2026, 196 flights take off from District of Columbia and land in Houston each week. The most common flight departure day for this route is Wed, with 19% of weekly flights taking off on this day.