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George Bush Intcntl

$71+ Cheap flights from Baltimore (BWI) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAH
Jul 13 — Jul 201
Sun 7/13
Sun 7/20
1 adult, Economy
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Cheapflights Tip: The best prices from Baltimore/Washington to Houston George Bush Intcntl are usually found in September or August, booked 62 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Baltimore to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 8, 2025.

Round-trip from

$140
(Priceline)

One-way from

$71
(Cheapflightsfares)

Popular in

June

Cheapest in

September

Average price

$217
From Baltimore/Washington to Houston George Bush Intcntl
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One-way flight from Baltimore/Washington to Houston George Bush Intcntl
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Highest demand for flights based on searches. 10% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Baltimore to George Bush Intcntl

Cheapest flights from Baltimore to George Bush Intcntl
Explore the most affordable flight options available from Baltimore to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:47 pmBWI - IAH
1 stop5h 17mSpirit Airlines
Mon 10/206:45 pmIAH - BWI
Nonstop3h 12mSpirit Airlines
Deal found 7/6$140
This American Airlines deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/226:53 pmBWI - IAH
1 stop5h 00mAmerican Airlines
Sun 8/245:39 pmIAH - BWI
1 stop5h 54mAmerican Airlines
Deal found 7/7$159
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/155:35 pmBWI - IAH
1 stop5h 51mMultiple Airlines
Tue 7/296:43 pmIAH - BWI
Nonstop3h 05mMultiple Airlines
Deal found 7/7$175

Cheapflights Fare Finder

Customize your flight search to find flights from Baltimore to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2025.
Use the filters below to find and compare flights from Baltimore to Houston George Bush Intcntl Airport that are best for you.

Fly from

Baltimore

Fly to

George Bush Intcntl

Route

Depart

Return

Price

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 8/9

8:54 am-1:13 pm

1 stop5h 19m

Houston George Bush Intcntl

Sat 8/9

6:54 pm-10:59 pm

Nonstop3h 05m

$141

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 8/22

6:53 pm-10:53 pm

1 stop5h 00m

Houston George Bush Intcntl

Sun 8/24

5:39 pm-12:33 am

1 stop5h 54m

$159

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 7/15

5:35 pm-10:26 pm

1 stop5h 51m

Houston George Bush Intcntl

Tue 7/29

6:43 pm-10:48 pm

Nonstop3h 05m

$175

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 8/21

5:24 pm-10:39 pm

1 stop6h 15m

$71

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 8/16

2:30 pm-7:43 pm

1 stop6h 13m

$72

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 8/7

5:02 am-8:54 am

1 stop4h 52m

$80

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/6

The best insider tips for Baltimore to Houston George Bush Intcntl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to Houston George Bush Intcntl Airport trip
Airlines
Spirit Airlines

Spirit's Big Front Seats offer 11 inches more legroom and larger tray tables for laptop use.


Spirit's self-service bag drop saves time; print your boarding pass or use the app to avoid fees.

Read more about Spirit Airlinesby Daniel Scheffler
United Airlines

Basic Economy allows no carry-on bags unless you're a MileagePlus member or have a qualifying card.


Economy Plus offers extra legroom seats towards the front of the economy cabin for MileagePlus Premier members.

Read more about United Airlinesby Harriet Baskas
Airports
BWI

For early morning flights, arrive 20-30 minutes early due to busy security lines, especially on weekdays.

Read more about BWIby Emily Zemler
IAH

For a quick ride to downtown Houston, Uber or Lyft is recommended, taking about 25 minutes from IAH.

Read more about IAHby Evie Carrick
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Emily Zemler

Emily Zemler

Expert on BWI

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more

Best time to book a flight from Baltimore to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Baltimore with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Baltimore to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Baltimore to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to George Bush Intcntl. Price data was last updated on June 27, 2025.

The best time to book flights from Baltimore to Houston George Bush Intcntl Airport is 62 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Baltimore to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Baltimore to Houston George Bush Intcntl Airport (average of $241). Flying from Baltimore to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BWI to IAH?

Find hourly flight availability from Baltimore to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2025.

When flying from Baltimore to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 51% versus a flight in the afternoon.

What is the cheapest day to fly from Baltimore to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Baltimore to George Bush Intcntl. Price data was last updated on July 6, 2025.

Travelers seeking maximum savings on their Baltimore to Houston George Bush Intcntl Airport flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Baltimore to Houston George Bush Intcntl Airport

Explore weekly flight availability from Baltimore to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 8, 2025.

The most flights from BWI to IAH are scheduled on a Monday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated July 8, 2025.
Read reviews from past customers who have flown American Airlines, Spirit Airlines, and Frontier from Baltimore to Houston George Bush Intcntl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.5

Crew

8.0

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.5

Crew

8.0

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
Spirit Airlines
6.3
Okay
8,063 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.5

Crew

8.0

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
Frontier
5.9
Fair
3,273 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Food

6.5

Crew

8.0

Overall

7.2

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Baltimore to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Baltimore to Houston George Bush Intcntl?

    For a flight from Baltimore to Houston George Bush Intcntl, you will be flying from Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city. Baltimore/Washington is the only Baltimore airport and it handles 8 outbound flights to Houston George Bush Intcntl per day. 5 airlines have flights to Houston George Bush Intcntl from Baltimore/Washington on a regular basis.

  • What is the cheapest airline to fly from Baltimore to Houston George Bush Intcntl Airport round-trip?

    Cheapflights users have booked flights from Baltimore to Houston George Bush Intcntl Airport round-trip from $140. Spirit Airlines is priced at 39% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Baltimore to Houston George Bush Intcntl Airport one-way?

    The cheapest airlines for a one-way flight from Baltimore to Houston George Bush Intcntl Airport are Frontier ($71), Spirit Airlines ($72), and American Airlines ($80).

  • What are the most reliable airlines from Baltimore to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from Baltimore to Houston George Bush Intcntl Airport consider choosing Spirit Airlines (80%), Mesa Airlines (74%) or Air New Zealand (73%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Baltimore to Houston George Bush Intcntl Airport?

    The cheapest flight price from Baltimore to Houston George Bush Intcntl Airport is $89. On average you can expect to pay $2,180. The most popular route, (Baltimore/Washington - Houston George Bush Intcntl), can usually be booked for $98.

  • Can I find deals for flights from Baltimore to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Baltimore to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Baltimore to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Baltimore to George Bush Intcntl.

  • Can I find deals for business class flights from Baltimore to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Baltimore to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Baltimore to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Baltimore to Houston George Bush Intcntl Airport (average of $241). Flying from Baltimore to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Baltimore?

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Top 5 airlines flying from Baltimore to George Bush Intcntl

Discover the top 5 airlines that operate flights from Baltimore to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$99Average$204FlexibilityNo cancel feeOn-time65%
FrontierCheapest$102Average$162FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$196Average$387FlexibilityNo cancel feeOn-time69%
DeltaCheapest$228Average$337FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$256Average$506FlexibilityNo cancel feeOn-time71%

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