BWI to HOU, Baltimore/Washington International Airport to William P. Hobby Airport Cheap Flights

Based on HopeGoo data, Frontier Airlines offers one-way fares as low as US$36 on Cheapest nonstop routes (e.g. BWI to IAH on Wed, Apr 8), while Frontier Airlines offers Cheapest nonstop round-trips from US$73 departing on Wed, Apr 1 and returning on Wed, Apr 8.

At the moment, you can catch a nonstop flight from Baltimore to Houston with the following airlines, including: United Airlines Selected airlines are based on historical data collected from flight bookings users made on HopeGoo within the last 90 days.

It takes about 4 hours 12 minutes to fly from Baltimore to Houston.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Baltimore to Houston is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

Based on HopeGoo data in the past 4 weeks, there is 27 flight per week flying from Baltimore to Houston. You can check the weekly schedule for popular airlines on this route below: United Airlines: S/M/T/W/T/F/S -- UA2128 (06:16)

To find best deals on flights from Baltimore to Houston, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Apr 8, with one-way flights priced at just US$36. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Frontier Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Houston travel is around January. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Baltimore to Houston is September, when demand for travel is lower.

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Baltimore to Houston on February 22, 2026 with Frontier Airlines, with prices starting at US$38.

You can land at any one of the following hubs in Houston, with Baltimore/Washington International Airport to George Bush Intercontinental Airport (BWI-IAH) is by far the most common option on this route: William P. Hobby Airport (HOU) George Bush Intercontinental Airport (IAH).

The time difference between Houston and Baltimore is 1h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.