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Cheap flights from Baltimore to Houston from $135

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Baltimore to Houston departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Baltimore to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:35 am - 10:29 pm
BWI
-
IAH
14h 54m
1 stop
Frontier Logo
8:37 pm - 3:34 pm
IAH
-
BWI
17h 57m
2 stops
$251Frontier
Thu, Aug 6 - Thu, Aug 13
Frontier Logo
9:38 pm - 10:29 pm
BWI
-
IAH
25h 51m
2 stops
Frontier Logo
8:55 am - 3:34 pm
IAH
-
BWI
5h 39m
1 stop
$252Frontier
Fri, Aug 7 - Tue, Aug 11
Frontier Logo
8:35 am - 6:25 pm
BWI
-
IAH
10h 50m
2 stops
Frontier Logo
4:32 pm - 7:26 am
IAH
-
BWI
13h 54m
1 stop
$253Frontier
Thu, Aug 13 - Wed, Aug 19
Frontier Logo
1:24 pm - 3:47 pm
BWI
-
IAH
3h 23mnonstop
Frontier Logo
3:25 pm - 11:59 pm
IAH
-
BWI
7h 34m
1 stop
$254Frontier
Sat, Aug 22 - Thu, Aug 27
Frontier Logo
5:22 pm - 7:49 pm
BWI
-
IAH
3h 27mnonstop
Frontier Logo
6:42 pm - 10:14 am
IAH
-
BWI
14h 32m
1 stop
$255Frontier
Thu, Oct 8 - Sat, Oct 10
Frontier Logo
8:36 am - 10:39 pm
BWI
-
IAH
15h 03m
1 stop
Frontier Logo
8:50 am - 7:26 am
IAH
-
BWI
21h 36m
1 stop
$256Frontier
Tue, Jul 28 - Sun, Aug 2
Frontier Logo
9:37 pm - 7:20 am
BWI
-
IAH
10h 43m
1 stop
Frontier Logo
4:16 pm - 8:34 pm
IAH
-
BWI
3h 18mnonstop
$257Frontier
Sat, Aug 8 - Sat, Aug 15
Frontier Logo
8:36 am - 10:39 pm
BWI
-
IAH
15h 03m
1 stop
Frontier Logo
8:02 pm - 7:26 am
IAH
-
BWI
10h 24m
1 stop
$258Frontier
Wed, Jul 29 - Sat, Aug 1
Frontier Logo
4:44 pm - 7:07 pm
BWI
-
IAH
3h 23mnonstop
Frontier Logo
4:16 pm - 8:34 pm
IAH
-
BWI
3h 18mnonstop
$259Frontier
Thu, Jul 23 - Sat, Aug 8
Frontier Logo
4:44 pm - 7:07 pm
BWI
-
IAH
3h 23mnonstop
Frontier Logo
4:16 pm - 8:34 pm
IAH
-
BWI
3h 18mnonstop
$260Frontier
Sun, Aug 2 - Sat, Aug 8

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Frontier flights from Baltimore to Houston George Bush Intcntl Airport

Our best Frontier deals on Baltimore to Houston George Bush Intcntl Airport flight tickets
Frontier
Aug 6
BWI8:35 amBaltimore/Washington
14h 54m
1 stop
IAH10:29 pmHouston George Bush Intcntl
Aug 13
IAH8:37 pmHouston George Bush Intcntl
17h 57m
2 stops
BWI3:34 pmBaltimore/Washington
$251
Frontier
Aug 7
BWI9:38 pmBaltimore/Washington
25h 51m
2 stops
IAH10:29 pmHouston George Bush Intcntl
Aug 11
IAH8:55 amHouston George Bush Intcntl
5h 39m
1 stop
BWI3:34 pmBaltimore/Washington
$252
Frontier
Aug 13
BWI8:35 amBaltimore/Washington
10h 50m
2 stops
IAH6:25 pmHouston George Bush Intcntl
Aug 19
IAH4:32 pmHouston George Bush Intcntl
13h 54m
1 stop
BWI7:26 amBaltimore/Washington
$253

Delta flights from Baltimore to Houston George Bush Intcntl Airport

Our best Delta deals on Baltimore to Houston George Bush Intcntl Airport flight tickets
Delta
Sep 11
BWI7:05 amBaltimore/Washington
5h 02m
1 stop
IAH11:07 amHouston George Bush Intcntl
Sep 16
IAH9:44 amHouston George Bush Intcntl
4h 58m
1 stop
BWI3:42 pmBaltimore/Washington
$264
Delta
Aug 20
BWI7:00 amBaltimore/Washington
5h 15m
1 stop
IAH11:15 amHouston George Bush Intcntl
Aug 22
IAH7:00 amHouston George Bush Intcntl
5h 07m
1 stop
BWI1:07 pmBaltimore/Washington
$289

momondo Fare Finder

 
Customize your flight search to find flights from Baltimore to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated July 15, 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

Thu 8/6

8:35 am-10:29 pm

1 stop14h 54m

Houston George Bush Intcntl

Thu 8/13

8:37 pm-3:34 pm

2 stops17h 57m

$251

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Fri 8/7

9:38 pm-10:29 pm

2 stops25h 51m

Houston George Bush Intcntl

Tue 8/11

8:55 am-3:34 pm

1 stop5h 39m

$252

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 8/13

8:35 am-6:25 pm

2 stops10h 50m

Houston George Bush Intcntl

Wed 8/19

4:32 pm-7:26 am

1 stop13h 54m

$253

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 8/22

1:24 pm-3:47 pm

Nonstop3h 23m

Houston George Bush Intcntl

Thu 8/27

3:25 pm-11:59 pm

1 stop7h 34m

$254

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 10/8

5:22 pm-7:49 pm

Nonstop3h 27m

Houston George Bush Intcntl

Sat 10/10

6:42 pm-10:14 am

1 stop14h 32m

$255

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Tue 7/28

8:36 am-10:39 pm

1 stop15h 03m

Houston George Bush Intcntl

Sun 8/2

8:50 am-7:26 am

1 stop21h 36m

$256

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sat 8/8

9:37 pm-7:20 am

1 stop10h 43m

Houston George Bush Intcntl

Sat 8/15

4:16 pm-8:34 pm

Nonstop3h 18m

$257

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Wed 7/29

8:36 am-10:39 pm

1 stop15h 03m

Houston George Bush Intcntl

Sat 8/1

8:02 pm-7:26 am

1 stop10h 24m

$258
Quickest round-trip

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Thu 7/23

4:44 pm-7:07 pm

Nonstop3h 23m

Houston George Bush Intcntl

Sat 8/8

4:16 pm-8:34 pm

Nonstop3h 18m

$259

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Sun 8/2

4:44 pm-7:07 pm

Nonstop3h 23m

Houston George Bush Intcntl

Sat 8/8

4:16 pm-8:34 pm

Nonstop3h 18m

$260

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Houston from

How to get the cheapest flight ticket from Baltimore to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Baltimore and Houston George Bush Intcntl Airport?

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Baltimore, with most prices found around $148. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Baltimore during the month August is also very affordable. Most momondo users find prices during this month for around $199.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Baltimore to Houston George Bush Intcntl Airport is on a Friday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Friday will often find tickets for as low as $511. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $569.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Baltimore to Houston George Bush Intcntl Airport flights are usually those with departure times in the evening. Our users have found flights to Houston George Bush Intcntl Airport in the evening for as low as $495. Try not to purchase tickets in the afternoon because they tend to be around $644. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Baltimore/Washington to Houston George Bush Intcntl flight route?

Fly from Baltimore/Washington to Houston George Bush Intcntl for the best Baltimore/Washington - Houston George Bush Intcntl flight prices

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

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Baltimore when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $254 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Baltimore for as low as $147 on momondo.

What cabin class options are available on Baltimore to Houston George Bush Intcntl Airport flights?

There are 4 cabin classes available to choose from on Baltimore to Houston George Bush Intcntl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Baltimore to Houston George Bush Intcntl Airport flights?

No. A direct flight is the cheapest option for a flight between Baltimore to Houston George Bush Intcntl Airport.

How have Baltimore to Houston George Bush Intcntl Airport flight prices changed over time?

As of July 2026, prices for Baltimore to Houston George Bush Intcntl Airport flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from Baltimore to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Baltimore to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Baltimore to Houston George Bush Intcntl Airport (BWI to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Baltimore to Houston George Bush Intcntl Airport

Best Price Found

$185

Fastest flight time

3h 15m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Baltimore in the past 72 hours is $185. The best round-trip flight deal from Baltimore to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $339.
The fastest flight from Baltimore to Houston George Bush Intcntl Airport takes 3h 15m
Direct flights go from Baltimore to Houston George Bush Intcntl Airport every day.
Search flight deals

Frequently asked questions about flying from Baltimore to Houston George Bush Intcntl Airport

  • How far is Baltimore/Washington to Houston George Bush Intcntl by plane?

    A flight from Baltimore/Washington to Houston George Bush Intcntl will travel around 1239.1 mi. In terms of flight time, this usually takes a little over 3h 15m.

  • When did momondo last update prices for flights from Baltimore/Washington Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Baltimore/Washington Airport to Houston George Bush Intcntl Airport refresh daily.

  • How many operators does momondo search for flights from Baltimore/Washington Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Baltimore/Washington Airport to Houston George Bush Intcntl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Baltimore/Washington Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Baltimore to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Baltimore to Houston George Bush Intcntl Airport?

Best airlines flying from Baltimore to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Baltimore to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $87Free CancellationRating
5.6
2,808 reviews
Search Frontier flights
DeltaPriceFrom $108Free CancellationRating
7.8
8,467 reviews
Search Delta flights
American AirlinesPriceFrom $186Free CancellationRating
7.1
11,809 reviews
Search American Airlines flights
United AirlinesPriceFrom $188Free CancellationRating
7.4
9,988 reviews
Search United Airlines flights

  • United Airlines Flights From Baltimore to Houston George Bush Intcntl Airport

    United Airlines flight deals from Baltimore to Houston George Bush Intcntl Airport start from $188 round-trip. Over the 11 United Airlines flights for this route in a normal week, average airfare is usually $370 round-trip - but some users have found much cheaper deals with momondo.

  • Frontier Flights From Baltimore to Houston George Bush Intcntl Airport

    $87 is the best Frontier flight deal from Baltimore to Houston George Bush Intcntl Airport found on momondo over the last 72 hours. The average Frontier ticket price found was closer to $276, however, with flight time and availability significantly affecting the price. Frontier (5.6/10 from 2,808 user reviews) flies into Houston George Bush Intcntl Airport from Baltimore 3 times in an average week so prices can vary.

Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from Baltimore to Houston?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Baltimore to Houston. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Baltimore to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Baltimore which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Baltimore to Houston?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Baltimore.

I’m not ready to book a flight from Baltimore to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Baltimore to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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