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George Bush Intcntl

$63+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAH
Apr 24 — May 11
Fri 4/24
Fri 5/1
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 March 25, 2026.

This Frontier deal was found by Cheapflights users on 3/23. 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.
Wed 5/65:17 pm
BWI
-
IAH
Nonstop3h 38m
Frontier
Tue 5/124:13 pm
IAH
-
BWI
Nonstop3h 10m
Frontier
Deal found 3/23$109
This Priceline deal was found by Cheapflights users on 3/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/87:40 pm
BWI
-
IAH
Nonstop3h 20m
Spirit Airlines
Wed 4/156:05 am
IAH
-
BWI
Nonstop2h 55m
Spirit Airlines
Deal found 3/24$114
This WAYA deal was found by Cheapflights users on 3/24. 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.
Wed 4/89:50 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Tue 4/146:15 am
IAH
-
BWI
1 stop9h 39m
Frontier
Deal found 3/24$115
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 4/2712:15 pm
BWI
-
IAH
Nonstop3h 40m
Multiple Airlines
Sat 5/26:05 am
IAH
-
BWI
Nonstop2h 55m
Multiple Airlines
Deal found 3/24$116
This Trip.com deal was found by Cheapflights users on 3/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/89:50 pm
BWI
-
IAH
Nonstop3h 40m
Multiple Airlines
Tue 4/216:05 am
IAH
-
BWI
Nonstop2h 55m
Multiple Airlines
Deal found 3/21$117
This Priceline deal was found by Cheapflights users on 3/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1511:05 am
BWI
-
IAH
Nonstop3h 19m
Multiple Airlines
Mon 4/206:15 am
IAH
-
BWI
Nonstop3h 12m
Multiple Airlines
Deal found 3/24$118
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/1612:07 pm
BWI
-
IAH
Nonstop3h 40m
Multiple Airlines
Sat 4/186:05 am
IAH
-
BWI
Nonstop2h 55m
Multiple Airlines
Deal found 3/24$119
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/89:50 pm
BWI
-
IAH
Nonstop3h 40m
Multiple Airlines
Fri 4/105:20 am
IAH
-
BWI
Nonstop2h 54m
Multiple Airlines
Deal found 3/21$121
This WAYA deal was found by Cheapflights users on 3/24. 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.
Wed 4/89:50 pm
BWI
-
IAH
Nonstop3h 40m
Frontier
Wed 4/156:05 am
IAH
-
BWI
1 stop9h 49m
Frontier
Deal found 3/24$122
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 4/145:49 pm
BWI
-
IAH
1 stop6h 01m
Frontier
Thu 4/237:00 am
IAH
-
BWI
Nonstop3h 12m
Frontier
Deal found 3/24$123
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 4/137:40 pm
BWI
-
IAH
Nonstop3h 20m
Multiple Airlines
Mon 4/206:15 am
IAH
-
BWI
Nonstop3h 12m
Multiple Airlines
Deal found 3/24$124
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 4/87:40 pm
BWI
-
IAH
Nonstop3h 20m
Multiple Airlines
Wed 5/138:50 pm
IAH
-
BWI
1 stop9h 53m
Multiple Airlines
Deal found 3/24$125

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 March 25, 2026.

Round-trip from

$109
(Frontier)

One-way from

$63
(Super.com)

Popular in

March

Cheapest in

October

Average price

$377

Good round-trip deal

$234 or less

Good one-way deal

$148 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. 13% potential increase in price ($43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 25, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 4/28

8:00 am-10:46 am

Nonstop3h 46m

Houston George Bush Intcntl

Tue 5/5

6:10 pm-10:34 pm

Nonstop3h 24m

$279

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 4/25

8:00 am-10:46 am

Nonstop3h 46m

Houston George Bush Intcntl

Wed 4/29

7:20 am-2:16 pm

1 stop5h 56m

$285

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 7/1

6:55 pm-12:34 am

1 stop6h 39m

Houston George Bush Intcntl

Wed 7/8

7:31 am-11:58 am

Nonstop3h 27m

$289

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 6/2

7:58 pm-10:32 pm

Nonstop3h 34m

Houston George Bush Intcntl

Sat 6/6

7:31 am-11:58 am

Nonstop3h 27m

$294

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Sat 9/19

6:13 pm-11:51 pm

1 stop6h 38m

Houston George Bush Intcntl

Sat 9/26

9:40 am-4:15 pm

1 stop5h 35m

$299

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 7/1

4:05 pm-9:33 pm

1 stop6h 28m

Houston George Bush Intcntl

Sat 7/4

1:15 pm-8:31 pm

1 stop6h 16m

$299

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 5/19

6:54 pm-12:59 am

1 stop7h 05m

Houston George Bush Intcntl

Tue 5/26

6:26 pm-10:57 pm

Nonstop3h 31m

$304

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Tue 5/12

8:00 am-10:46 am

Nonstop3h 46m

Houston George Bush Intcntl

Fri 6/19

4:35 pm-11:44 pm

1 stop6h 09m

$304

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 4/14

8:10 am-10:42 am

Nonstop3h 32m

Houston George Bush Intcntl

Sat 4/18

7:30 am-11:37 am

Nonstop3h 07m

$305

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Thu 4/30

8:00 am-10:44 am

Nonstop3h 44m

Houston George Bush Intcntl

Mon 5/4

6:10 pm-10:34 pm

Nonstop3h 24m

$320

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 60 resultsSorted by cheapest first
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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 March 25, 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 46% 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 March 23, 2026.

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

Weekly flight availability from Maryland to Houston George Bush Intcntl Airport

Explore weekly flight availability from Maryland 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 March 25, 2026.

The most flights from USMD to IAH are scheduled on a Tuesday (10 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (1 on average).

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?

    United Airlines and Delta can get you from Maryland to Houston George Bush Intcntl Airport in just under 3h 46m. Your travel time can differ by up to 2h 52m. There are 1322 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, Washington, D.C. Reagan-National - Houston George Bush Intcntl or Philadelphia - 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 CommutAir (100%), Volaris (89%) and Air New Zealand (86%).

  • 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 $77. On average you can expect to pay $546. The most popular route, (Washington, D.C. Dulles Intl - Houston George Bush Intcntl), can usually be booked for $129.

  • 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
Katy
The Woodlands
Spring
Montgomery
Tomball
Jersey Village
Humble
Cypress
Conroe

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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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San Francisco to George Bush Intcntl flights
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Charlotte to George Bush Intcntl flights
Kansas City to Hobby flights
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Cleveland to Hobby flights

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 March 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$73Average$198FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$85Average$192FlexibilityNo cancel feeOn-time65%
DeltaCheapest$108Average$306FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$186Average$350FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$186Average$388FlexibilityNo cancel feeOn-time71%

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