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$52+ Cheap flights from George Bush Intcntl (IAH) to Baltimore (BWI)

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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
IAH — BWI
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheapflights Tip: The best prices from Houston George Bush Intcntl to Baltimore/Washington are usually found in September or October, booked 64 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

Cheap flight deals from George Bush Intcntl to Baltimore

Discover tips and strategies to find the most affordable flight options for your journey from George Bush Intcntl (IAH) to Baltimore (BWI). 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 August 13, 2025.

Round-trip from

$96
(Booking.com)

One-way from

$53
(FlightHub)

Popular in

January

Cheapest in

September

Average price

$207
From Houston George Bush Intcntl to Baltimore/Washington
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One-way flight from Houston George Bush Intcntl to Baltimore/Washington
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Highest demand for flights based on searches. 15% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from George Bush Intcntl to Baltimore

Cheapest flights from George Bush Intcntl to Baltimore
Explore the most affordable flight options available from George Bush Intcntl to Baltimore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/57:00 pmIAH - BWI
Nonstop3h 16mSpirit Airlines
Sun 9/712:12 pmBWI - IAH
Nonstop3h 27mSpirit Airlines
Deal found 8/11$97
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/166:59 pmIAH - BWI
Nonstop3h 11mSpirit Airlines
Mon 10/206:15 amBWI - IAH
Nonstop3h 29mSpirit Airlines
Deal found 8/11$98
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:50 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Mon 10/611:02 amBWI - IAH
Nonstop3h 30mSpirit Airlines
Deal found 8/11$99
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 10/86:20 amIAH - BWI
Nonstop3h 07mSpirit Airlines
Sat 10/185:13 pmBWI - IAH
1 stop6h 12mSpirit Airlines
Deal found 8/11$100
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:50 amIAH - BWI
1 stop8h 35mSpirit Airlines
Sun 10/55:30 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Deal found 8/11$102
This Cheapflightsfares deal was found by Cheapflights users on 8/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/307:00 pmIAH - BWI
Nonstop2h 59mSpirit Airlines
Mon 9/16:30 amBWI - IAH
Nonstop3h 15mSpirit Airlines
Deal found 8/10$103
This Expedia deal was found by Cheapflights users on 8/11. 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 9/127:00 pmIAH - BWI
Nonstop3h 16mSpirit Airlines
Wed 10/154:00 pmBWI - IAH
1 stop7h 42mSpirit Airlines
Deal found 8/11$104
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/175:37 amIAH - BWI
1 stop8h 10mSpirit Airlines
Sun 9/215:30 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Deal found 8/11$105
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/95:50 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Wed 10/1511:23 amBWI - IAH
Nonstop3h 30mSpirit Airlines
Deal found 8/11$106
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 9/155:50 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Sun 10/1212:12 pmBWI - IAH
Nonstop3h 27mSpirit Airlines
Deal found 8/11$107
This Cheapflightsfares deal was found by Cheapflights users on 8/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:30 amIAH - BWI
Nonstop3h 02mSpirit Airlines
Wed 8/2711:27 amBWI - IAH
Nonstop3h 18mSpirit Airlines
Deal found 8/11$108
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:00 pmIAH - BWI
Nonstop3h 16mSpirit Airlines
Mon 10/139:57 pmBWI - IAH
1 stop11h 27mSpirit Airlines
Deal found 8/11$109

Cheapflights Fare Finder

 
Customize your flight search to find flights from George Bush Intcntl to Baltimore 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 August 13, 2025.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Baltimore that are best for you.

Fly from

George Bush Intcntl

Fly to

Baltimore

Route

Depart

Return

Price

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Sat 8/30

7:00 pm-10:59 pm

Nonstop2h 59m

Baltimore/Washington

Sat 9/6

4:00 pm-11:56 pm

1 stop8h 56m

$96

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Fri 10/24

6:30 am-10:38 am

Nonstop3h 08m

Baltimore/Washington

Sun 10/26

12:12 pm-2:35 pm

Nonstop3h 23m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Thu 10/23

3:34 pm-7:47 pm

Nonstop3h 13m

Baltimore/Washington

Sun 10/26

12:12 pm-2:39 pm

Nonstop3h 27m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Thu 9/4

6:59 pm-11:10 pm

Nonstop3h 11m

Baltimore/Washington

Sun 9/7

5:30 am-7:55 am

Nonstop3h 25m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Thu 10/30

6:59 pm-11:10 pm

Nonstop3h 11m

Baltimore/Washington

Sun 11/2

5:15 am-7:44 am

Nonstop3h 29m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Thu 10/2

6:59 pm-11:10 pm

Nonstop3h 11m

Baltimore/Washington

Sun 10/5

5:30 am-7:55 am

Nonstop3h 25m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Sun 11/9

5:45 am-9:53 am

Nonstop3h 08m

Baltimore/Washington

Mon 11/10

6:00 am-8:29 am

Nonstop3h 29m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Fri 11/7

12:50 pm-5:03 pm

Nonstop3h 13m

Baltimore/Washington

Wed 11/12

6:00 am-8:29 am

Nonstop3h 29m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Fri 9/26

5:50 am-9:58 am

Nonstop3h 08m

Baltimore/Washington

Mon 9/29

6:10 am-8:39 am

Nonstop3h 29m

$98

HoustonBaltimore

IAH - BWI

IAHBWI

Houston George Bush Intcntl

Thu 10/30

3:34 pm-7:47 pm

Nonstop3h 13m

Baltimore/Washington

Fri 10/31

11:02 am-1:32 pm

Nonstop3h 30m

$98

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 20 results
1
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The best insider tips for Houston George Bush Intcntl Airport to Baltimore 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 Houston George Bush Intcntl Airport to Baltimore trip
Airports
IAH

Check the security wait times on the IAH website to plan your arrival and avoid delays at the checkpoint.

Read more about IAHby Evie Carrick
BWI

For a quick trip to downtown Baltimore, take the MTA Light Rail from BWI, a convenient and efficient option.

Read more about BWIby Emily Zemler
Our travel experts
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 George Bush Intcntl to Baltimore

Have a flexible travel schedule? Discover the best time to fly to Baltimore from George Bush Intcntl 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 Houston George Bush Intcntl Airport to Baltimore

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

Use this chart to determine the optimal time to book a round-trip flight from George Bush Intcntl to Baltimore. Price data was last updated on August 8, 2025.

The best time to book flights from Houston George Bush Intcntl Airport to Baltimore is 64 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 Houston George Bush Intcntl Airport to Baltimore?

Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Baltimore (average of $241). Flying from Houston George Bush Intcntl Airport to Baltimore in March is currently the most expensive (average of $290). 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 IAH to BWI?

Find hourly flight availability from George Bush Intcntl to Baltimore. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Baltimore is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 13% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from George Bush Intcntl to Baltimore. Price data was last updated on August 10, 2025.

Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Baltimore flight should consider departing on Friday 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.

Weekly flight availability from Houston George Bush Intcntl Airport to Baltimore

Explore weekly flight availability from George Bush Intcntl to Baltimore. 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 August 13, 2025.

The most flights from IAH to BWI are scheduled on a Monday (9 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Reviews of airlines servicing Baltimore

Get insights into the airlines that provide service to Baltimore. 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 Baltimore. Reviews last updated August 13, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Houston George Bush Intcntl Airport to Baltimore to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,920 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,048 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Frontier
5.8
Fair
3,221 reviews
Delta
8.0
Very good
7,979 reviews

Entertainment

7.9

Comfort

7.9

Crew

8.5

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from George Bush Intcntl to Baltimore. 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 into for flights to Baltimore from Houston George Bush Intcntl?

    Baltimore/Washington (BWI) is the airport you will fly into if you book a flight from Houston George Bush Intcntl to Baltimore. You should not have trouble finding flights to Baltimore/Washington from Houston George Bush Intcntl; the airport handles an average of 7 inbound flights from Houston George Bush Intcntl per day. You should also have plenty of airline options to choose from since 5 airlines have flights to the Baltimore airport from Houston George Bush Intcntl. It is only a 8.5 mi journey from Baltimore/Washington (BWI) to Baltimore’s city center.

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

    Cheapflights users have booked flights from Houston George Bush Intcntl Airport to Baltimore round-trip from $96. Spirit Airlines is priced at 57% lower than the current average price of a flight leaving 3 months from now.

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

    Before booking your flight to Baltimore from Houston George Bush Intcntl Airport, check out the most reliable airlines to get you to your destination on time: Mesa Airlines (89%), Spirit Airlines (70%), Virgin Australia( 62%).

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

    Looking for the cheapest flight from Houston George Bush Intcntl Airport to Baltimore? While on average our users pay $365, our data indicates the cheapest price to be $47. The most popular route (Houston George Bush Intcntl - Baltimore/Washington), is priced around $58.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from George Bush Intcntl to Baltimore 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 Houston George Bush Intcntl Airport to Baltimore?

    Currently, August is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Baltimore (average of $241). Flying from Houston George Bush Intcntl Airport to Baltimore in March is currently the most expensive (average of $290). 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

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Top 5 airlines flying from George Bush Intcntl to Baltimore

Discover the top 5 airlines that operate flights from George Bush Intcntl to Baltimore. 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 August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$95Average$200FlexibilityNo cancel feeOn-time65%
FrontierCheapest$102Average$207FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$194Average$396FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$198Average$327FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$366FlexibilityNo cancel feeOn-timeN/A

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