S$180 Cheap Flights from Baltimore to Houston

View S$180 flight on Sun, 2 Nov, 2025Opens in a new window

Popular airlines from Baltimore Washington Intl. Airport (BWI) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Baltimore to Houston (BWI-IAH)

Prices were available within the past 7 days and start at S$180 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Baltimore (BWI) to Houston (IAH)

September is typically the cheapest month to fly

From S$77 - S$123 per traveller.

Frequently asked questions

How much is a flight from BWI to George Bush Intercontinental Airport (IAH)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey between Baltimore Washington Intl. Thurgood Marshall Airport (BWI) and Houston Airport was . Cheap tickets don't hang around forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BWI to IAH?
Every airline has different terms and conditions. If you decide to cancel your trip, head to our Customer Service Portal.
How do I find cheap flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Houston Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for BWI Marshall to IAH flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from BWI Airport to Houston Airport?
You may like to bring your own entertainment (like some downloaded TV shows), as it takes around 3 hours and 25 minutes to touch down in George Bush Intercontinental Airport (IAH) from BWI Airport. A set of noise-cancelling headphones will also be useful.
How far is the flight from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to George Bush Intercontinental Airport (IAH)?
The flying distance between BWI Marshall and Houston Airport is 2,000 kilometres. Close your eyes or finish off your latest read and the trip will zip by.
Which airlines fly direct from BWI Airport to George Bush Intercontinental Airport (IAH)?
Spirit Airlines (NK) is the preferred choice for many travellers. It operates 60 flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to George Bush Intercontinental Airport (IAH) each month. Like more options? Check out the fares with United Airlines (UA). This carrier offers 60 monthly flights between these destinations.
Are BWI Marshall to George Bush Intercontinental Airport (IAH) flight tickets cheaper when they're purchased at the last minute?
Airline tickets from BWI Airport to IAH are available up to 12 months before departure on Expedia. And although you may occasionally score a fantastic last-minute deal, it's never something you can count on. Also, booking your flights ahead of time means you'll have more options — and you can avoid getting caught in the dreaded middle seat! We frequently update our fares to bring you the best bargains, so keep checking in for all the latest specials.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
George Bush Intercontinental
Distance
1974 km
Average flight time
2 hours 24 mins

Book with confidence

Flights from Baltimore to Houston

There are several airlines that operate frequent flights from Washington D.C. (BWI) to Houston (IAH) including

The earliest flight leaves Baltimore Washington Intl. Thurgood Marshall Airport at 05:25 and arrives at George Bush Intercontinental Airport at 07:43. The last flight of the day departs Washington D.C. at 21:10 and arrives at Houston at 23:38.

The flight distance from Washington D.C. to Houston is about 1995 km, the shortest flight is 03 hours 02 minutes with United Airlines."

Expedia lets you search across the largest number of airlines and Houston flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Baltimore Houston flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Baltimore to Houston trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Houston flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Baltimore to Houston with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Baltimore to Houston

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Baltimore Airports

Washington

Washington Dulles Intl. to Houston
S$785.90
*Available to Expedia members.