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George Bush Intcntl

$114+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAH
Aug 23 — Aug 301
Sun 8/23
Sun 8/30
1 adult, Economy
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Find cheap flights from Baltimore to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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Cheapflights Tip: The best prices from Baltimore/Washington to Houston George Bush Intcntl are usually found in September or January, booked 35 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap 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 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 8/129:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Sat 8/154:16 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/23$236
This Frontier deal was found by Cheapflights users on 7/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:44 pm
BWI
-
IAH
Nonstop3h 23m
Frontier
Fri 8/144:16 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/23$237
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 9/26:24 am
BWI
-
IAH
1 stop9h 08m
Frontier
Sat 9/51:45 pm
IAH
-
BWI
1 stop9h 14m
Frontier
Deal found 7/23$238
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/79:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Wed 8/124:16 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/23$239
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Mon 8/39:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Tue 8/118:02 pm
IAH
-
BWI
1 stop10h 24m
Frontier
Deal found 7/23$240
This deal was found by Cheapflights users on 7/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2011:09 am
BWI
-
IAH
1 stop6h 05m
Frontier
Tue 8/254:19 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/21$241
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/79:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Wed 8/194:19 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/23$242
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/79:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Tue 8/184:19 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/23$243
This Frontier deal was found by Cheapflights users on 7/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:24 pm
BWI
-
IAH
Nonstop3h 23m
Frontier
Sun 9/137:00 am
IAH
-
BWI
1 stop10h 36m
Frontier
Deal found 7/22$244
This Frontier deal was found by Cheapflights users on 7/22. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:22 pm
BWI
-
IAH
Nonstop3h 27m
Frontier
Wed 10/144:16 pm
IAH
-
BWI
Nonstop3h 09m
Frontier
Deal found 7/22$245
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/49:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Thu 8/138:02 pm
IAH
-
BWI
1 stop10h 24m
Frontier
Deal found 7/23$246
This Expedia deal was found by Cheapflights users on 7/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/74:44 pm
BWI
-
IAH
Nonstop3h 23m
Frontier
Mon 8/104:16 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/20$247

Find 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 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$236
(Kiwi.com)

One-way from

$114
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$322
Provider with most accurate pricing for Baltimore/Washington-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Baltimore/Washington-Houston George Bush Intcntl flights.
Search Deals
From Baltimore/Washington to Houston George Bush Intcntl
Search Deals
One-way flight from Baltimore/Washington to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($55 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

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 24, 2026.
Use the filters below to find and compare flights from Baltimore to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Mon 11/2

7:00 am-11:40 am

1 stop5h 40m

Houston George Bush Intcntl

Sat 11/7

12:10 pm-6:46 pm

1 stop5h 36m

$241

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 9/11

5:10 pm-10:33 pm

1 stop6h 23m

Houston George Bush Intcntl

Mon 9/14

3:20 pm-11:01 pm

1 stop6h 41m

$275

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sun 8/23

6:15 am-10:33 am

1 stop5h 18m

Houston George Bush Intcntl

Wed 8/26

10:21 am-5:51 pm

1 stop6h 30m

$312

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 11/21

5:31 pm-12:30 am

1 stop7h 59m

Houston George Bush Intcntl

Mon 11/23

7:14 pm-11:18 pm

Nonstop3h 04m

$318

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 9/5

5:36 pm-10:19 pm

1 stop5h 43m

Houston George Bush Intcntl

Mon 9/7

5:41 am-1:05 pm

1 stop6h 24m

$319

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 9/11

5:10 pm-10:33 pm

1 stop6h 23m

Houston George Bush Intcntl

Sun 9/13

7:00 am-3:40 pm

1 stop7h 40m

$336

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 11/24

4:39 pm-9:10 pm

1 stop5h 31m

Houston George Bush Intcntl

Tue 12/1

11:50 am-7:41 pm

1 stop6h 51m

$351

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 12/22

6:10 pm-11:58 pm

1 stop6h 48m

Houston George Bush Intcntl

Tue 12/29

5:55 am-1:04 pm

1 stop6h 09m

$367
Quickest round-trip

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 8/21

3:04 pm-5:25 pm

Nonstop3h 21m

Houston George Bush Intcntl

Mon 8/24

7:35 am-11:45 am

Nonstop3h 10m

$392

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 8/13

3:04 pm-5:25 pm

Nonstop3h 21m

Houston George Bush Intcntl

Mon 8/17

7:35 am-11:45 am

Nonstop3h 10m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/23

Showing 1-10 of 24 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Baltimore to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Baltimore to George Bush Intcntl in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
eDreamsPrice Accuracy2 starsTrust Score*3 stars
Super.comPrice Accuracy-Trust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Baltimore-Houston George Bush Intcntl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Baltimore-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Baltimore-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Baltimore-Houston George Bush Intcntl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Baltimore-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

The best time to book flights from Baltimore to Houston George Bush Intcntl Airport is 34 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, September is the cheapest month in which you can book a flight from Baltimore to Houston George Bush Intcntl Airport (average of $150). Flying from Baltimore to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $367). 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 24, 2026.

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 58% versus a flight at noon.

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 18, 2026.

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

How much does it cost to fly round-trip from Baltimore to Houston George Bush Intcntl Airport?

Airfare is typical for this route at the moment.

Baltimore to Houston George Bush Intcntl Airport flights typically cost between $209 and $365 in August.
The cheapest round-trip price found within the last 5 days was $236 on Frontier (Aug 12-Aug 15).

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

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Baltimore to Houston George Bush Intcntl Airport trip
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on United Airlines

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 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 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

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 24, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines 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.
Delta
7.8
Good
8,484 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,484 reviews
Delta
7.8
Good
8,484 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,024 reviews
Delta
7.8
Good
8,484 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,838 reviews
Delta
7.8
Good
8,484 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Frontier
5.6
Fair
2,772 reviews
Delta
7.8
Good
8,484 reviews

Crew

8.5

Entertainment

7.8

Comfort

7.8

Food

7.2

Overall

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 7 outbound flights to Houston George Bush Intcntl per day. 4 airlines have flights to Houston George Bush Intcntl from Baltimore/Washington on a regular basis.

  • How long is the flight from Baltimore to Houston George Bush Intcntl Airport?

    Departing from Baltimore to Houston George Bush Intcntl Airport will take you 5h 40m. The distance between Baltimore and Houston George Bush Intcntl Airport is about 1233 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying 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 $91. Other airlines that can offer you cheap pricing are Delta, from $108, and American Airlines, from $186. Frontier is priced at 64% 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 ($55), United Airlines ($108), and Delta ($118).

  • 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 Mesa Airlines (100%), United Airlines (89%) or Air New Zealand (78%) 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 $128. On average you can expect to pay $1,924. The most popular route, (Baltimore/Washington - Houston George Bush Intcntl), can usually be booked for $104.

  • 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, September is the cheapest month in which you can book a flight from Baltimore to Houston George Bush Intcntl Airport (average of $150). Flying from Baltimore to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $367). 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 Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Katy
The Woodlands
Spring
Conroe
Jersey Village
Humble
Tomball
Cypress
Montgomery

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Top 4 airlines flying from Baltimore to George Bush Intcntl

Discover the top 4 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$91Average$282FlexibilityNo cancel feeOn-time62%
DeltaCheapest$108Average$430FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$186Average$256FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$373FlexibilityNo cancel feeOn-time69%

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