Cheap flights from Washington, D.C. to Houston from $140

In general, August is the cheapest month to fly from Washington, D.C. to Houston Hobby Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $47. The month of September is another great option to travel to Houston Hobby Airport, with average flight prices from Washington, D.C. averaging around $48.

Our data shows that Wednesday is the least expensive day to fly to Houston Hobby Airport. Tickets to fly out on this day can be as low as $384. 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 Hobby Airport on Sunday is $522.

According to our data, the cheapest time of day to fly to Houston Hobby Airport is in the evening. momondo users have found flights departing from Washington, D.C. to Houston Hobby Airport in the evening for as low as $442. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $620. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Washington, D.C. Reagan-National to Houston Hobby for the best Washington, D.C. - Houston Hobby flight prices

You are more likely to see cheaper flights to Houston Hobby Airport from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston Hobby Airport for around $388 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston Hobby Airport from Washington, D.C. for as low as $254 on momondo.

No. A direct flight is the cheapest option for a flight between Washington, D.C. to Houston Hobby Airport.

As of May 2026, prices for Washington, D.C. to Houston Hobby Airport flights are approximately 36% more expensive when compared to flights at the same time last year.

Delta and Southwest are the most popular carriers operating from Washington, D.C. to Houston Hobby

United Airlines, Spirit Airlines and Southwest are the top three most popular airlines that fly to Houston Hobby Airport from Washington, D.C. according to our data. United Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Houston Hobby Airport. Keep in mind that there are 6 different airlines that fly to Houston Hobby Airport on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Washington, D.C. and Houston have experienced a delay on any given week. The average delay length over the past 12 months has been 149 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, Southwest have had the least number of delays on this route over the last 12 months; with about 17% of their flights experiencing any sort of delay.

The number of flights available between Washington, D.C. and Houston Hobby Airport is 8 per day as of May 2026. The most frequent departure time is 10:00AM, with 49% of daily flights leaving at noon.

The number of flights available between Washington, D.C. and Houston Hobby Airport is 58 per week as of May 2026. The most frequent departure day is Mon, with 22% of weekly flights leaving on this day.