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$50+ Cheap flights from Baltimore (BWI) to Houston

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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — HOU
Oct 19 — Oct 261
Sun 10/19
Sun 10/26
1 adult, Economy
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Cheapflights Tip: The best prices from Baltimore/Washington to Houston are usually found in September or August, booked 70 days in advance, depart on a Thursday or Tuesday and return on a Tuesday

Cheap flight deals from Baltimore to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Baltimore (BWI) to Houston (HO1). 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 September 19, 2025.

Round-trip from

$90
(Cheapflightsfares)

One-way from

$50
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$221
From Baltimore/Washington to Houston
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One-way flight from Baltimore/Washington to Houston
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Highest demand for flights based on searches. 10% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Baltimore to Houston

Cheapest flights from Baltimore to Houston
Explore the most affordable flight options available from Baltimore to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 19, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 10/2211:23 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Sat 10/257:00 pmIAH - BWI
Nonstop3h 11mSpirit Airlines
Deal found 9/18$90
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/2811:23 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Tue 11/46:20 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Deal found 9/18$91
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 10/175:45 amBWI - IAH
Nonstop3h 18mSpirit Airlines
Sat 10/187:00 pmIAH - BWI
Nonstop3h 11mSpirit Airlines
Deal found 9/18$94
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 12/66:00 amBWI - IAH
Nonstop3h 29mSpirit Airlines
Sun 12/145:45 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Deal found 9/17$95
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 10/154:00 pmBWI - IAH
1 stop9h 28mSpirit Airlines
Wed 10/226:20 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Deal found 9/17$97
This Priceline deal was found by Cheapflights users on 9/17. 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.
Mon 11/176:00 amBWI - IAH
Nonstop3h 29mMultiple Airlines
Thu 11/206:15 amIAH - BWI
Nonstop3h 04mMultiple Airlines
Deal found 9/17$98
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/216:45 pmBWI - IAH
1 stop23h 02mMultiple Airlines
Sat 10/257:00 pmIAH - BWI
Nonstop3h 11mMultiple Airlines
Deal found 9/18$99
This Priceline deal was found by Cheapflights users on 9/18. 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.
Tue 10/2811:23 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Sun 11/29:04 pmIAH - BWI
Nonstop3h 07mSpirit Airlines
Deal found 9/18$100
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 12/66:00 amBWI - IAH
Nonstop3h 29mSpirit Airlines
Tue 12/165:45 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Deal found 9/19$101
This Cheapflightsfares deal was found by Cheapflights users on 9/18. 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 10/2211:23 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Thu 10/239:04 pmIAH - BWI
Nonstop3h 07mSpirit Airlines
Deal found 9/18$104
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 11/82:30 pmBWI - IAH
1 stop7h 03mSpirit Airlines
Tue 11/115:45 amIAH - BWI
Nonstop3h 08mSpirit Airlines
Deal found 9/17$105
This Kiwi.com deal was found by Cheapflights users on 9/18. 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 10/2811:23 amBWI - IAH
Nonstop3h 25mSpirit Airlines
Thu 11/67:18 pmIAH - BWI
Nonstop3h 16mSpirit Airlines
Deal found 9/18$106

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore to Houston 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 September 19, 2025.
Use the filters below to find and compare flights from Baltimore to Houston that are best for you.

Fly from

Baltimore

Fly to

Houston

Route

Depart

Return

Price

BaltimoreHouston

BWI - IAH

BWIIAH

Baltimore/Washington

Mon 10/27

11:40 am-2:05 pm

Nonstop3h 25m

Houston George Bush Intcntl

Mon 10/27

6:15 pm-10:22 pm

Nonstop3h 07m

$110

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Sat 10/25

7:55 pm-10:15 pm

Nonstop3h 20m

Houston Hobby

Mon 10/27

9:10 pm-1:00 am

Nonstop2h 50m

$163

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Wed 11/12

10:45 am-3:00 pm

1 stop5h 15m

Houston Hobby

Sun 11/16

5:20 am-9:10 am

Nonstop2h 50m

$173

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Tue 10/21

6:00 pm-8:20 pm

Nonstop3h 20m

Houston Hobby

Sat 10/25

6:20 pm-10:15 pm

Nonstop2h 55m

$177

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Thu 10/30

6:35 am-9:00 am

Nonstop3h 25m

Houston Hobby

Sat 11/1

5:20 am-9:10 am

Nonstop2h 50m

$197

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Mon 10/27

6:35 am-9:00 am

Nonstop3h 25m

Houston Hobby

Wed 11/5

11:15 am-3:10 pm

Nonstop2h 55m

$197

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Sat 11/8

4:50 pm-7:25 pm

Nonstop3h 35m

Houston Hobby

Mon 11/10

8:15 pm-12:05 am

Nonstop2h 50m

$209

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Tue 10/28

4:55 pm-8:30 pm

1 stop4h 35m

Houston Hobby

Wed 11/12

6:35 pm-10:30 pm

Nonstop2h 55m

$215

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Mon 12/15

3:55 pm-7:45 pm

1 stop4h 50m

Houston Hobby

Tue 12/16

6:00 am-9:55 am

Nonstop2h 55m

$215

BaltimoreHouston

BWI - HOU

BWIHOU

Baltimore/Washington

Fri 10/24

9:25 pm-11:45 pm

Nonstop3h 20m

Houston Hobby

Sun 10/26

6:00 am-9:55 am

Nonstop2h 55m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 45 results
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The best insider tips for Baltimore to Houston 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 Baltimore to Houston trip
Airlines
Spirit Airlines

Spirit's Big Front Seats provide 11 inches more legroom, ideal for comfort on short flights.


Use Spirit's Bag-O-Tron tool to compare baggage costs and save money.

Read more about Spirit Airlinesby Daniel Scheffler
Southwest

Southwest offers free messaging and high-speed Wi-Fi, perfect for staying connected during flights.


Southwest's open seating policy allows passengers to choose any available seat upon boarding.

Read more about Southwestby Marisa Garcia
United Airlines

Basic Economy allows a personal item only; no carry-on bags without extra fees.


Economy Plus offers extra legroom and priority boarding for MileagePlus Premier members.

Read more about United Airlinesby Harriet Baskas
Airports
BWI

For smooth departures, arrive 20-30 minutes early during busy weekday hours (6-8 a.m. and 3-7 p.m.) to navigate security efficiently.

Read more about BWIby Emily Zemler
IAH

For a quick ride to downtown Houston, consider Uber or Lyft from Terminals A, B, or C. Expect a 25-minute journey by car.

Read more about IAHby Evie Carrick
HOU

HOU's compact terminal allows for quick navigation, making it ideal for those arriving late or departing early.

Read more about HOUby Scott Laird
Our travel experts
Daniel Scheffler

Daniel Scheffler

Expert on Spirit Airlines

Daniel Scheffler

Daniel Scheffler

Daniel Scheffler is a travel writer, podcaster, and producer. Born in Africa, bred in Europe and now living in America he has traveled to 140 countries (and all 50 U.S. states). Plus he has stayed at over 2500 hotels across the globe. His original shows Everywhere and Without Maps (available on Spotify) showcase his beliefs, travel is about humanity and sharing that beauty. And thus it reminds you that you shouldn’t believe everything you think.

Read more
Marisa Garcia

Marisa Garcia

Expert on Southwest

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
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
Scott Laird

Scott Laird

Expert on HOU

Scott Laird

Scott Laird

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

Best time to book a flight from Baltimore to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston from Baltimore 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 Baltimore to Houston

How far ahead should I book a flight from Baltimore to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Baltimore to Houston. Price data was last updated on September 12, 2025.

The best time to book flights from Baltimore to Houston is 70 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 Baltimore to Houston?

Currently, September is the cheapest month in which you can book a flight from Baltimore to Houston (average of $230). Flying from Baltimore to Houston in March is currently the most expensive (average of $330). 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 BWI to HOU?

Find hourly flight availability from Baltimore to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 19, 2025.

A simple way to save on the total cost of your ticket is to fly from Baltimore to Houston in the evening. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Baltimore to Houston?

Use this chart to determine the cheapest time to fly round-trip from Baltimore to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Baltimore to Houston flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday at noon 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 Baltimore to Houston?

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated September 19, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Baltimore to Houston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
8.0
Very good
7,964 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,926 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Spirit Airlines
6.3
Okay
8,030 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,171 reviews
Southwest
8.0
Very good
4,242 reviews

Boarding

8.1

Crew

8.6

Overall

8.0

Comfort

8.0

Entertainment

7.5

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Baltimore to Houston. 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 from for flights from Baltimore to Houston?

    Baltimore/Washington (BWI) is the airport you will fly out of if you book a flight from Baltimore to Houston. You should not have trouble finding flights to Houston from Baltimore/Washington; the airport handles an average of 5 outbound flights to Houston per day. You should also have plenty of airline options to choose from since 6 airlines have flights from the Baltimore airport to Houston. It is only a 8.5 mi journey to Baltimore/Washington (BWI) from Baltimore’s city center.

  • How long is the flight from Baltimore to Houston?

    Airlines like Spirit Airlines, Southwest, and United Airlines fly from Baltimore to Houston in about 3h 20m. The time it takes to get you to your destination is usually consistent. There are 1244 mi between Baltimore and Houston. All flights are typically nonstop.

  • What are the cheapest airlines flying from Baltimore to Houston round-trip?

    Currently priced at $90, Spirit Airlines will fly you from Baltimore to Houston and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and United Airlines - these airlines can fly you to your destination from $108 and $188, respectively. These flights start at 67% lower than the current average price 3 months from now.

  • What are the cheapest flights from Baltimore to Houston?

    The cheapest flight price from Baltimore to Houston is $88. On average you can expect to pay $253. The most popular route, (Baltimore/Washington - Houston Hobby), can usually be booked for $80.

  • Can I find deals for flights from Baltimore to Houston that include hotel bookings?

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

  • How can I find direct flights from Baltimore to Houston?

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

  • Can I find deals for business class flights from Baltimore to Houston?

    Yes. Cheapflights offers flight deals from Baltimore to Houston 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 Baltimore to Houston?

    Currently, September is the cheapest month in which you can book a flight from Baltimore to Houston (average of $230). Flying from Baltimore to Houston in March is currently the most expensive (average of $330). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Baltimore to Houston

Discover the top 6 airlines that operate flights from Baltimore to Houston. 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 September 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$90Average$206FlexibilityNo cancel feeOn-time65%
FrontierCheapest$108Average$224FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$188Average$383FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$196Average$456FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$217Average$361FlexibilityNo cancel feeOn-time63%
DeltaCheapest$228Average$376FlexibilityNo cancel feeOn-timeN/A

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