
$154 Cheap United flights from Houston to Baltimore (IAH to BWI)
Find The Best Day To Fly from Houston to Baltimore
Amazing United IAH to BWI Flight Deals
The cheapest flights to Baltimore Washington Intl. Thurgood Marshall found within the past 7 days were $138 round trip and $154 one way. Prices and availability subject to change. Additional terms may apply.
BWI From IAH Economy Coach Packages on Similar Airlines



Frequently asked questions
Discover our best United flight from Houston IAH to Baltimore BWI
To find the best deals on flights to Houston from Baltimore with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.
Return flights from Houston IAH to Baltimore BWI with United
If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $138 to $177, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply.
Book one-way United flights from Houston IAH to Baltimore BWI
A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Houston to Baltimore costs from $154. Prices and availability subject to change. Additional terms may apply.
The easy way to find cheap flights to Baltimore BWI from Houston IAH with United
To find a cheap United flight from Houston IAH to Baltimore BWI, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference.
How to find our best airfare deals on United flights from Houston IAH to Baltimore BWI
If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as October, or if you book a flight with a stopover.
Find nonstop flights from Houston IAH to Baltimore BWI with United
If you’re keen to be on Baltimore soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it.
Flexible airline tickets for United flights from Houston IAH to Baltimore BWI
Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.
There are a lot of reasons to book your flights to Baltimore BWI from Houston IAH with United on Travelocity
At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.
Airport code | Country | Airport name | Number of flights |
---|---|---|---|
ORD | USA | O'Hare Intl. | 227 |
DEN | USA | Denver Intl. | 226 |
IAH | USA | George Bush Intercontinental | 136 |
IAD | USA | Washington Dulles Intl. | 100 |
SFO | USA | San Francisco Intl. | 64 |
LAX | USA | Los Angeles Intl. | 23 |
EWR | USA | Liberty Intl. | 20 |
FRA | DEU | Frankfurt Intl. | 19 |
NRT | JPN | Narita Intl. | 19 |
PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Baltimore

Reviewed on Jun 13, 2025

Reviewed on Jun 14, 2025

Reviewed on Jun 13, 2025
Popular United Flight Routes from IAH
Top United Flight Routes from BWI
Top Flights for United originating from IAH
Domestic
- Philadelphia to Orlando (PHL - MCO)
- Los Angeles to Honolulu (LAX - HNL)
- Dallas to Las Vegas (DFW - LAS)
- Philadelphia to San Juan (PHL - SJU)
- Los Angeles to Tokyo (LAX - NRT)
- Chicago to Orlando (ORD - MCO)
- Newark Liberty Intl. Airport to Santiago (EWR - STI)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Orlando to San Juan (MCO - SJU)
International
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Philadelphia to Orlando (PHL - MCO)
- Orlando to San Juan (MCO - SJU)
- Newark Liberty Intl. Airport to San Juan (EWR - SJU)
- Los Angeles to Honolulu (LAX - HNL)
- Houston to San Salvador (IAH - SAL)
- Los Angeles to San Salvador (LAX - SAL)
- Los Angeles to Tokyo (LAX - HND)
- Los Angeles to Tokyo (LAX - HND)
- Newark Liberty Intl. Airport to Santo Domingo (EWR - SDQ)