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George Bush Intcntl

$114+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — IAH
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
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 July 25, 2026.

This United Airlines deal was found by Cheapflights users on 7/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1610:29 pm
IAD
-
IAH
Nonstop3h 16m
United Airlines
Mon 9/217:50 pm
IAH
-
IAD
Nonstop3h 05m
United Airlines
Deal found 7/24$231
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:51 pm
DCA
-
IAH
Nonstop3h 25m
American Airlines
Mon 8/314:50 pm
IAH
-
DCA
Nonstop3h 09m
American Airlines
Deal found 7/23$231
This Kissandfly.com deal was found by Cheapflights users on 7/24. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:55 pm
IAD
-
IAH
Nonstop3h 23m
Frontier
Mon 8/176:00 am
IAH
-
IAD
1 stop10h 14m
Frontier
Deal found 7/24$233
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/318:20 am
DCA
-
IAH
Nonstop3h 24m
American Airlines
Thu 9/34:50 pm
IAH
-
DCA
Nonstop3h 09m
American Airlines
Deal found 7/22$233
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/129:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Sat 8/154:16 pm
IAH
-
BWI
Nonstop3h 18m
Frontier
Deal found 7/24$234
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am
IAD
-
IAH
1 stop6h 40m
Frontier
Thu 9/177:00 am
IAH
-
IAD
1 stop9h 36m
Frontier
Deal found 7/21$235
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 10/87:29 pm
BWI
-
IAH
1 stop13h 00m
Frontier
Sun 10/117:00 am
IAH
-
BWI
1 stop10h 34m
Frontier
Deal found 7/24$235
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:36 pm
IAD
-
IAH
2 stops17h 04m
Multiple Airlines
Mon 9/288:36 am
IAH
-
IAD
1 stop10h 45m
Multiple Airlines
Deal found 7/21$236
This Kiwi.com deal was found by Cheapflights users on 7/24. 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.
Fri 8/79:50 am
IAD
-
IAH
1 stop11h 08m
Frontier
Sat 8/1512:16 pm
IAH
-
IAD
1 stop9h 36m
Frontier
Deal found 7/24$237
This Frontier deal was found by Cheapflights users on 7/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:22 pm
BWI
-
IAH
Nonstop3h 27m
Frontier
Sun 11/84:16 pm
IAH
-
BWI
Nonstop3h 09m
Frontier
Deal found 7/24$237
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:50 am
IAD
-
IAH
1 stop11h 08m
Frontier
Wed 8/1212:16 pm
IAH
-
IAD
1 stop9h 36m
Frontier
Deal found 7/22$238
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/109:32 pm
BWI
-
IAH
1 stop10h 48m
Frontier
Mon 8/178:02 pm
IAH
-
BWI
1 stop10h 24m
Frontier
Deal found 7/24$238

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 July 25, 2026.

Round-trip from

$231
(United Airlines)

One-way from

$114
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$399

Good round-trip deal

$347 or less

Good one-way deal

$190 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. 17% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Maryland to Houston George Bush Intcntl.
Search Deals
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 July 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

Washington, D.C.Houston

IAD - IAH

IADIAH

Washington, D.C. Dulles Intl

Wed 11/4

12:57 pm-3:33 pm

Nonstop3h 36m

Houston George Bush Intcntl

Sat 11/7

7:20 am-11:25 am

Nonstop3h 05m

$231

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Tue 8/18

6:00 am-8:19 am

Nonstop3h 19m

Houston George Bush Intcntl

Tue 8/18

4:55 pm-9:05 pm

Nonstop3h 10m

$231

Washington, D.C.Houston

IAD - IAH

IADIAH

Washington, D.C. Dulles Intl

Thu 10/29

12:31 pm-5:29 pm

1 stop5h 58m

Houston George Bush Intcntl

Sat 11/7

5:20 am-11:29 am

1 stop5h 09m

$241

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 9/26

8:00 am-1:30 pm

1 stop6h 30m

Houston George Bush Intcntl

Mon 9/28

4:58 pm-10:40 pm

1 stop4h 42m

$241

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Thu 8/13

10:10 am-3:42 pm

1 stop6h 32m

Houston George Bush Intcntl

Wed 8/19

2:37 pm-9:45 pm

1 stop6h 08m

$241

Washington, D.C.Houston

IAD - IAH

IADIAH

Washington, D.C. Dulles Intl

Wed 8/12

5:47 pm-11:52 pm

1 stop7h 05m

Houston George Bush Intcntl

Sat 8/15

8:05 am-4:42 pm

1 stop7h 37m

$251

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Tue 9/1

1:30 pm-9:44 pm

1 stop9h 14m

Houston George Bush Intcntl

Sat 9/5

5:20 am-11:38 am

1 stop5h 18m

$251

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Mon 8/31

6:15 am-10:33 am

1 stop5h 18m

Houston George Bush Intcntl

Thu 9/3

7:00 am-3:46 pm

1 stop7h 46m

$261

PhiladelphiaHouston

PHL - IAH

PHLIAH

Philadelphia

Wed 8/12

6:13 pm-8:48 pm

Nonstop3h 35m

Houston George Bush Intcntl

Tue 8/18

6:05 pm-10:31 pm

Nonstop3h 26m

$309
Quickest round-trip

Washington, D.C.Houston

IAD - IAH

IADIAH

Washington, D.C. Dulles Intl

Sat 9/26

3:02 pm-5:18 pm

Nonstop3h 16m

Houston George Bush Intcntl

Mon 9/28

6:25 pm-10:30 pm

Nonstop3h 05m

$311

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

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, September is the cheapest month in which you can book a flight from Maryland to Houston George Bush Intcntl Airport (average of $156). Flying from Maryland 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 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 July 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 58% on the flight price compared to flying at noon, which is usually more expensive.

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 July 25, 2026.

The most flights from USMD to IAH are scheduled on a Thursday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

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

Airfare is typical for this route at the moment.
Maryland to Houston George Bush Intcntl Airport flights typically cost between $209 and $365 in November.
The cheapest round-trip price found within the last 5 days was $232 on Frontier (Nov 5-Nov 6).

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

The best time to book flights from Maryland 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 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 July 18, 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. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 36m. Your travel time can differ by up to 2h 22m. There are 1188 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 $55. However, be on the lookout for offers from United Airlines and Delta, 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 Baltimore/Washington - Houston George Bush Intcntl, Washington, D.C. Dulles Intl - 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 Mesa Airlines (100%), United Airlines (89%) and Air New Zealand (78%).

  • 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 $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 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, September is the cheapest month in which you can book a flight from Maryland to Houston George Bush Intcntl Airport (average of $156). Flying from Maryland 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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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 4 airlines flying from Maryland to George Bush Intcntl

Discover the top 4 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 July 25, 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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