Cheap flights from Houston to Washington, D.C. from $63

If you’re not able to fly to Baltimore in January, then June is your next best option. Flight prices from Houston to Baltimore during June average around $49.

The cheapest day to depart from Houston to Baltimore is on a Wednesday. Travelers who choose to depart for Baltimore on a Wednesday will often find tickets for as low as $338. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $478. These prices are subject to change though, so be sure to set up a Price Alert for flights to Baltimore.

Flying to Baltimore from Houston in the evening is the least expensive time of day to depart. momondo users have found prices as low as $242 when looking at flights departing in the evening. Flights at noon are often more expensive with an average ticket price of $247.

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

You are more likely to see cheaper flights to Baltimore from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Baltimore for around $243 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Baltimore from Houston for as low as $136 on momondo.

Spirit Airlines, Frontier, and Southwest are the most popular carriers operating from Houston to Baltimore/Washington

United Airlines, Spirit Airlines and Frontier are the top three most popular airlines that fly to Baltimore from Houston according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Baltimore. Keep in mind that there are 5 different airlines that fly to Baltimore on a routine basis, so you have a few additional options to choose from.

Historically, on average around 18% of flights between Houston and Baltimore have experienced a delay on any given week. The average delay length over the past 12 months has been 135 minutes.

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

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

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 18% of their flights experiencing any sort of delay.

As of May 2026, there are 12 flights per day flying from Houston to Baltimore. The most common time of day flights depart is 12:00PM, with 40% of flights taking off in the afternoon.

85 flights are operational weekly from Houston to Baltimore as of May 2026. The most popular departure day for this route is Mon, with 21% of flights per week taking off on this day.