CA $66 Cheap Flights from Baltimore (BWI) to Houston (IAH)

View CA $66 flight on Tue, May 19, 2026Opens in a new window

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

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Cheap flights from Baltimore (BWI) to Houston (IAH)

Prices were available within the past 7 days and start at CA $66 for one-way flights and CA $167 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Tue, May 19 - Tue, May 26
BWI
Baltimore
IAH
Houston
CA $167 Roundtrip, found 1 day ago
CA $167
Roundtrip
found 1 day ago
Select Spirit Airlines flight, departing Tue, May 19 from Baltimore to Houston, returning Tue, May 26, priced at CA $167 found 1 day ago
Spirit Airlines
Wed, May 27 - Wed, Jun 3
BWI
Baltimore
IAH
Houston
CA $182 Roundtrip, found 4 hours ago
CA $182
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Wed, May 27 from Baltimore to Houston, returning Wed, Jun 3, priced at CA $182 found 4 hours ago
Spirit Airlines
Sat, Jun 6 - Sat, Jun 13
BWI
Baltimore
IAH
Houston
CA $188 Roundtrip, found 5 days ago
CA $188
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Sat, Jun 6 from Baltimore to Houston, returning Sat, Jun 13, priced at CA $188 found 5 days ago
Spirit Airlines
Tue, Jun 2 - Tue, Jun 9
BWI
Baltimore
IAH
Houston
CA $190 Roundtrip, found 3 days ago
CA $190
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Tue, Jun 2 from Baltimore to Houston, returning Tue, Jun 9, priced at CA $190 found 3 days ago
Spirit Airlines
Tue, Aug 25 - Sat, Aug 29
BWI
Baltimore
IAH
Houston
CA $203 Roundtrip, found 13 hours ago
CA $203
Roundtrip
found 13 hours ago
Select Spirit Airlines flight, departing Tue, Aug 25 from Baltimore to Houston, returning Sat, Aug 29, priced at CA $203 found 13 hours ago
Spirit Airlines
Wed, May 27 - Wed, Jun 3
BWI
Baltimore
IAH
Houston
CA $216 Roundtrip, found 4 hours ago
CA $216
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Wed, May 27 from Baltimore to Houston, returning Wed, Jun 3, priced at CA $216 found 4 hours ago
Spirit Airlines
Tue, Jun 2 - Sat, Jun 6
BWI
Baltimore
IAH
Houston
CA $224 Roundtrip, found 3 days ago
CA $224
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Tue, Jun 2 from Baltimore to Houston, returning Sat, Jun 6, priced at CA $224 found 3 days ago
American Airlines
Sat, May 16 - Tue, May 19
BWI
Baltimore
IAH
Houston
CA $264 Roundtrip, found 5 days ago
CA $264
Roundtrip
found 5 days ago
Select American Airlines flight, departing Sat, May 16 from Baltimore to Houston, returning Tue, May 19, priced at CA $264 found 5 days ago
Delta
Sat, May 16 - Tue, May 19
BWI
Baltimore
IAH
Houston
CA $281 Roundtrip, found 5 days ago
CA $281
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, May 16 from Baltimore to Houston, returning Tue, May 19, priced at CA $281 found 5 days ago
Alaska Airlines
Wed, Jun 10 - Tue, Jun 16
BWI
Baltimore
IAH
Houston
CA $1,100 Roundtrip, found 23 hours ago
CA $1,100
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Wed, Jun 10 from Baltimore to Houston, returning Tue, Jun 16, priced at CA $1,100 found 23 hours ago

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city centre is 24 minutes. Flights from CA $323
IAH
George Bush Intercontinental
Cheapest
Average driving time to city centre24 min
Flights from CA $323

Frequently asked questions

What is the cheapest month to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
September is typically the cheapest month to fly from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH), with average round-trip fares around 324 CAD. This is about 19% lower than the average price throughout the year. September often sees lower prices as the summer travel rush ends and before the holiday season begins, leading to reduced demand. January and February are also good months to find deals on this route.
Which airlines fly direct from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
Enter BWI to IAH and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
To find a cheap flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
The best airline to fly with from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) will differ from traveler to traveler. If you like to fly early, UA offers early morning flights. If price is the most important factor, F9 typically offers the lowest fares. AS offers the most daily flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
Based on booking data from the past year, the best time to fly from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH) for a good balance of price and availability is typically September or February. These months often see lower demand, which can lead to more affordable round-trip flights, with average prices around 324 CAD. You'll find that flying during these times can help you save money while still having plenty of flight options to choose from.
How many flights per day from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
There are approximately 7 nonstop flights per day from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH). For even more choice, look at flights that include layovers, as there are around 61 connecting flights per day. Some common connection points include O'Hare Intl. (ORD), Hartsfield-Jackson Atlanta Intl. (ATL), and Seattle - Tacoma Intl. (SEA).
What is the earliest flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
The earliest flight from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH) typically departs at approximately 5:00 AM local time, operated by American Airlines. This is a seasonal service active in December. An early departure like this can help you maximize your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
You'll find the most flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH) on a Friday, with around 47 flights available. This gives you plenty of options for your travel plans. Looking at the week, Friday and Thursday have notably more flight options compared to other days, offering about 10% more flights than the average weekday. Major airlines on this route include Delta, American Airlines, and United Airlines.
What are the most popular departure times for flights from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
The most popular departure times for flights from Baltimore Washington Intl. Thurgood Marshall (BWI) to George Bush Intercontinental (IAH) are in the early morning, between 6am and 9am. About 29% of passengers prefer this time window. Many major carriers, including American Airlines, Delta Air Lines and United Airlines, offer flights during this window. This timing works well for travelers who want to arrive at their destination early in the day, giving them more time for business or leisure activities.
How long does it take to fly from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
Direct flights from BWI to IAH usually take about 3 hours 50 minutes, traveling roughly 1,234 miles. If you opt for a connecting flight, expect to add around 4 hours 30 minutes to your journey. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
Select the "Business class" and "First class" filters when looking for BWI to IAH flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) flight with Expedia?
It's easy to earn miles on a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Houston from Baltimore Washington Intl. Thurgood Marshall (BWI)?
From Baltimore Washington Intl. Thurgood Marshall (BWI), you can fly into George Bush Intercontinental (IAH) and William P. Hobby (HOU) in Houston. Some flights may connect through major hubs like Seattle - Tacoma Intl. (SEA), Charlotte-Douglas Intl. (CLT), Portland Intl. (PDX) before reaching Houston. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) at the last minute?
Typically, booking a last minute flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package?
Securing a Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental)?
If you booked your Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) to Houston, TX (IAH-George Bush Intercontinental) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Baltimore Washington Intl. Thurgood Marshall
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Spirit Airlines, United
Roundtrip price
CA $167
Distance
1974 km
Average flight time
2 hours 54 mins

Book with confidence

Baltimore to Houston Flights

The easy way to book your flights from Baltimore to Houston 

With Expedia, it’s simple to find and book flights to Houston from Baltimore whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to George Bush Intercontinental, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Baltimore to Houston today, tomorrow, or this week.  

 

Save dollars with cheap flights from Baltimore Washington Intl. Thurgood Marshall, BWI to George Bush Intercontinental, IAH 

Sort your search results by price to find great deals on your flight from Baltimore to Houston—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Houston from Baltimore currently is just CA $167 rising to CA $1,100.  

Here are more money-saving tips: 

  • Fly in May when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Houston  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Houston from Baltimore 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Houston with Expedia today.

Baltimore to Houston Flights

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