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George Bush Intcntl

$51+ Cheap flights from Maryland 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAH
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Maryland to George Bush Intcntl

Cheapest flights from Maryland to George Bush Intcntl
Explore the most affordable flight options available from Maryland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Frontier deal was found by Cheapflights users on 2/10. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2312:07 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Thu 4/307:00 am
IAH
-
BWI
Nonstop3h 12m
Frontier
Deal found 2/10$104
This Super.com deal was found by Cheapflights users on 2/10. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:07 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Sun 5/37:00 am
IAH
-
BWI
Nonstop3h 12m
Frontier
Deal found 2/10$105
This Orbitz deal was found by Cheapflights users on 2/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2412:07 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Sun 4/267:00 am
IAH
-
BWI
Nonstop3h 12m
Frontier
Deal found 2/10$106
This Cheapflightsfares deal was found by Cheapflights users on 2/10. 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 5/238:59 pm
BWI
-
IAH
Nonstop3h 45m
Spirit Airlines
Tue 5/266:00 am
IAH
-
BWI
Nonstop2h 57m
Spirit Airlines
Deal found 2/10$107
This Travelocity deal was found by Cheapflights users on 2/10. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1512:07 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Sun 5/177:00 am
IAH
-
BWI
Nonstop3h 12m
Frontier
Deal found 2/10$108
This Cheapflightsfares deal was found by Cheapflights users on 2/10. 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.
Tue 3/312:30 pm
BWI
-
IAH
1 stop12h 48m
Spirit Airlines
Thu 3/56:30 am
IAH
-
BWI
Nonstop2h 57m
Spirit Airlines
Deal found 2/10$109
This Cheapflightsfares deal was found by Cheapflights users on 2/10. 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 2/287:57 pm
BWI
-
IAH
Nonstop3h 47m
Spirit Airlines
Tue 3/312:16 pm
IAH
-
BWI
1 stop9h 37m
Spirit Airlines
Deal found 2/10$110
This WAYA deal was found by Cheapflights users on 2/10. 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 WAYA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:41 pm
BWI
-
IAH
Nonstop3h 46m
Multiple Airlines
Fri 3/136:08 pm
IAH
-
BWI
1 stop5h 33m
Multiple Airlines
Deal found 2/10$111
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Sat 2/287:57 pm
BWI
-
IAH
Nonstop3h 47m
Spirit Airlines
Tue 3/175:20 am
IAH
-
BWI
Nonstop2h 54m
Spirit Airlines
Deal found 2/9$112
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/27:57 pm
BWI
-
IAH
Nonstop3h 47m
Multiple Airlines
Wed 3/185:58 pm
IAH
-
BWI
1 stop5h 43m
Multiple Airlines
Deal found 2/9$113
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/27:57 pm
BWI
-
IAH
Nonstop3h 47m
Multiple Airlines
Sat 3/146:08 pm
IAH
-
BWI
1 stop5h 42m
Multiple Airlines
Deal found 2/9$114
This Cheapflightsfares deal was found by Cheapflights users on 2/11. 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.
Mon 4/67:40 pm
BWI
-
IAH
Nonstop3h 20m
Spirit Airlines
Thu 4/95:20 am
IAH
-
BWI
Nonstop2h 54m
Spirit Airlines
Deal found 2/11$115

Find flight deals from Maryland to George Bush Intcntl

Keep the following information in mind while searching for Maryland to George Bush Intcntl flight deals. Data was last updated February 12, 2026.

Round-trip from

$104
(Frontier)

One-way from

$51
(Kiwi.com)

Popular in

April

Cheapest in

October

Average price

$330

Good round-trip deal

$214 or less

Good one-way deal

$99 or less
From Maryland to Houston George Bush Intcntl
Search Deals
One-way flight from Maryland to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Maryland to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Maryland to Houston George Bush Intcntl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Maryland 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 February 12, 2026.
Use the filters below to find and compare flights from Maryland to Houston George Bush Intcntl Airport that are best for you.

Fly from

Maryland

Fly to

George Bush Intcntl

Route

Depart

Return

Price

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 4/10

9:50 pm-12:30 am

Nonstop3h 40m

Houston George Bush Intcntl

Sun 4/12

11:32 am-8:13 am

1 stop19h 41m

$161

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 4/14

9:07 am-5:03 pm

1 stop8h 56m

Houston George Bush Intcntl

Tue 4/21

6:03 pm-8:12 am

2 stops13h 09m

$169

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 2/19

10:57 am-1:46 pm

Nonstop3h 49m

Houston George Bush Intcntl

Sat 2/21

6:30 am-10:27 am

Nonstop2h 57m

$174

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 2/17

4:45 pm-7:04 pm

1 stop27h 19m

Houston George Bush Intcntl

Sat 2/28

6:30 am-10:27 am

Nonstop2h 57m

$193

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Wed 3/11

12:40 pm-3:18 pm

Nonstop3h 38m

Houston George Bush Intcntl

Wed 3/18

11:57 am-3:58 pm

Nonstop3h 01m

$197

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Wed 3/4

10:06 am-8:23 pm

1 stop11h 17m

Houston George Bush Intcntl

Sat 3/7

7:48 pm-8:06 am

1 stop11h 18m

$208

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Wed 3/25

6:05 am-8:48 am

Nonstop3h 43m

Houston George Bush Intcntl

Wed 4/1

6:30 pm-10:44 pm

Nonstop3h 14m

$217

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Fri 4/3

9:18 pm-3:11 pm

1 stop18h 53m

Houston George Bush Intcntl

Sun 4/12

6:45 am-5:31 am

1 stop21h 46m

$231

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 2/18

2:00 pm-11:32 pm

1 stop10h 32m

Houston George Bush Intcntl

Fri 2/20

6:39 am-4:59 pm

1 stop9h 20m

$232

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Mon 3/16

6:05 am-8:48 am

Nonstop3h 43m

Houston George Bush Intcntl

Wed 3/18

7:30 am-11:30 am

Nonstop3h 00m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 60 results
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Best time to book a flight from Maryland to George Bush Intcntl

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

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

Currently, November is the cheapest month in which you can book a flight from Maryland to Houston George Bush Intcntl Airport (average of $66). Flying from Maryland to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $139). 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 MD to IAH?

Find hourly flight availability from Maryland 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 February 12, 2026.

It’s typically best to fly out from Maryland to Houston George Bush Intcntl Airport in the evening. Doing so could potentially save you 51% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly round-trip from Maryland to George Bush Intcntl. Price data was last updated on February 7, 2026.

Travelers seeking maximum savings on their Maryland to Houston George Bush Intcntl Airport flight should consider departing on Thursday evenings when fares are most often at their lowest. Monday afternoons 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 Maryland to Houston George Bush Intcntl Airport?

Related info for your journey

Find useful and relevant information for your journey from Maryland 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.

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

    Frontier, United Airlines, and Delta can get you from Maryland to Houston George Bush Intcntl Airport in just under 3h 38m. Your travel time can differ by up to 11h 01m. There are 1233 mi between Maryland and Houston George Bush Intcntl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $43. However, be on the lookout for offers from Spirit Airlines and United Airlines, as they are both options that can get you from Maryland to Houston George Bush Intcntl Airport for a low price.

  • What are the most popular routes from Maryland to Houston George Bush Intcntl Airport?

    Most travelers choose Washington, D.C. Dulles Intl - Houston George Bush Intcntl, Philadelphia - Houston George Bush Intcntl or Washington, D.C. Reagan-National - Houston George Bush Intcntl when deciding on the best route from Maryland to Houston George Bush Intcntl Airport.

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

    The top 3 most reliable airlines when flying from Maryland to Houston George Bush Intcntl Airport are United Airlines (85%), Air New Zealand (85%) and Virgin Australia (83%).

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

    The cheapest flight price from Maryland to Houston George Bush Intcntl Airport is $49. On average you can expect to pay $723. The most popular route, (Washington, D.C. Dulles Intl - Houston George Bush Intcntl), can usually be booked for $124.

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

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

  • How can I find direct flights from Maryland 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 Maryland to George Bush Intcntl.

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

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

    Currently, November is the cheapest month in which you can book a flight from Maryland to Houston George Bush Intcntl Airport (average of $66). Flying from Maryland to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $139). 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
Montgomery
The Woodlands
Spring
Katy
Tomball
Humble
Conroe
Jersey Village
Cypress

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Alternative routes for Maryland to George Bush Intcntl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Maryland to George Bush Intcntl

Discover the top 5 airlines that operate flights from Maryland 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$58Average$213FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$84Average$186FlexibilityNo cancel feeOn-time65%
DeltaCheapest$108Average$337FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$183Average$353FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$186Average$396FlexibilityNo cancel feeOn-time71%

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