$56 Cheap Flights from Houston (IAH) to Baltimore (BWI)
Popular airlines from George Bush Intercontinental Airport (IAH) to Baltimore Washington Intl. Airport (BWI)
Frontier AirlinesFrontier Airlines
JetBlue AirwaysJetBlue Airways
UnitedUnited
American AirlinesAmerican Airlines
DeltaDelta
Alaska AirlinesAlaska Airlines
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Cheap Flights from Houston to Baltimore (IAH-BWI)
Alternative airports near Baltimore
Prices were available within the past 7 days. Prices and availability are subject to change.
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Houston (IAH) to Baltimore (BWI) at a glance
Traveling from Houston (IAH) to Baltimore (BWI) offers a range of airline options for your short-haul journey. Whether you prefer a full-service airline or a low-cost carrier, you can easily compare choices to find flight prices that suit your budget and schedule. Plan your visit to explore the iconic sights and vibrant neighborhoods of Baltimore with ease. Here, you’ll find essential details for flights from George Bush Intercontinental Airport to Baltimore Washington International Thurgood Marshall Airport.
- Fastest flight duration: around 3 hours non-stop
- Route distance: roughly 1,200 miles (1,930 km)
- Flights per week: around 20+ flights with multiple daily departures on average
- Typical fares (one-way): economy tickets often range from $50–$400, depending on seasonality and how far ahead you book
Flights from George Bush Intercontinental Airport (IAH) to Baltimore Washington International Thurgood Marshall Airport (BWI)
Recent traveler bookings reveal the top airlines flying from Houston to Baltimore, with options for both non-stop and one-stop flights. Common layover spots include Hartsfield-Jackson Atlanta International Airport (ATL) with roughly a 1h 15m layover, Charlotte-Douglas International Airport (CLT) at about 1h 30m, and Dallas-Fort Worth International Airport (DFW) also around 1h 15m. This variety allows you to explore different combinations of price, total travel time, and cabin class to discover the ideal itinerary for your journey.
- United: This comprehensive carrier provides both non-stop and one-stop options, with one-way fares usually falling between $90 and $425. It represents about 62% of departures on this route, with a standard non-stop travel duration of 3 hours.
- Frontier Airlines: A budget-friendly choice, Frontier offers non-stop and one-stop services, with one-way prices generally ranging from $50 to $245. It accounts for around 23% of the departures for this route, with a typical non-stop flight time of 3 hours.
- Delta: Known for its full-service offerings, Delta provides one-stop flights with one-way fares that typically range from $110 to $455. It captures about 8% of the departures along this route, featuring an in-flight duration of 4 hours and 15 minutes, totaling roughly 5 hours and 45 minutes including layover.
- American Airlines: Another full-service option, American Airlines offers one-stop services with one-way fares generally between $100 and $445. It makes up roughly 7% of the departures on this route, with an in-flight time of 4 hours and 15 minutes, leading to an overall journey time of about 5 hours and 45 minutes, including layover.
Travelers can enhance their journey from Houston to Baltimore by upgrading to first-class service, available on this route through United Airlines.
Best time to fly from Houston (IAH) to Baltimore (BWI)
The most popular months for travelers flying from Houston to Baltimore are January, March, and April, when peak temperatures in Baltimore reach up to 54.3°F in April. If you prefer quieter travel, consider September, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 69.8°F. For better deals, January, February, and October usually offer the lowest average one-way fares around $170. Flight availability peaks in October, with approximately 30 flights per week, making it easier to find convenient departure times. November has the fewest flights, with approximately 19 flights per week.
- Cheapest time to fly: January, February, and October usually offer good deals with average one-way fares around $170, roughly 8% cheaper than the yearly average.
- Another budget-friendly time to fly: December typically offers an average one-way fare of around $177.
- Most flight options: October has the highest number of flights from Houston to Baltimore, with approximately 30 flights per week, giving you more flexibility in scheduling your trip.
| Month | Temperature | Demand | Weekly Flights | Average one-way Fare |
| January | 33.8°F (1.0°C) | High | 21 | $170 |
| February | 36.1°F (2.3°C) | Average | 22 | $170 |
| March | 43.7°F (6.5°C) | High | 21 | $196 |
| April | 54.3°F (12.4°C) | High | 23 | $179 |
| May | 63.9°F (17.7°C) | Average | 25 | $209 |
| June | 72.5°F (22.5°C) | Average | 22 | $196 |
| July | 78.1°F (25.6°C) | Low | 20 | $210 |
| August | 76.1°F (24.5°C) | Average | 25 | $185 |
| September | 69.8°F (21.0°C) | Low | 26 | $180 |
| October | 58.8°F (14.9°C) | Average | 30 | $170 |
| November | 46.8°F (8.2°C) | Low | 19 | $188 |
| December | 39.4°F (4.1°C) | Average | 21 | $177 |
*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.
Alternative routes from Houston (IAH) to Baltimore (BWI)
- Houston to Baltimore (HOU-BWI): William P. Hobby Airport (HOU) is located approximately 23 miles from George Bush Intercontinental Airport (IAH). On this route, one-way economy fares generally range from $90 to $425, varying by season and the time of booking. Travelers can choose from both non-stop and one-stop flights. Major airlines operating on this route include Southwest Airlines (a budget carrier) and Delta.
- Houston to Washington (IAH-DCA): Ronald Reagan Washington National Airport (DCA) is about 30 miles from Baltimore Washington International Thurgood Marshall Airport (BWI). One-way economy fares for this journey typically fall between $90 and $410, influenced by the season and advance booking. This route also offers a mix of non-stop and one-stop flights. Leading airlines on this route include United and American Airlines, with first-class service available as well.
How to find the best prices for flights from Houston (IAH) to Baltimore (BWI)
Getting some of the best deals on flights from Houston to Baltimore is all about timing and flexibility. Here are some key tips to help you save:
- Best times to book and fly: cheaper fares are usually found when booking 2-8 weeks in advance, coinciding with when most travelers make their reservations. Morning departures from 5 am to 12 pm typically offer lower prices, while afternoon flights from 12 pm to 6 pm are more popular. Additionally, flying on Thursday generally provides cheaper rates, although Monday remains the most sought-after travel day.
- Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
- Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
- Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
- Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
- Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.
*Members only. Savings vary and are not available on all bundles. Select hotels.
Arriving at Baltimore Washington International Thurgood Marshall Airport from George Bush Intercontinental Airport
Baltimore welcomes travelers from Houston with a range of transport options based on price, convenience, and proximity. Here's how to reach Baltimore efficiently:
- Hotel transfer: Transfers offer a convenient way to reach your hotel in Baltimore, with private rides that can be arranged in advance.
- Car rental: Renting a car from Baltimore Washington International Thurgood Marshall Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Baltimore Washington International Thurgood Marshall Airport on Expedia.
- Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
- Public transportation: From Baltimore Washington International Thurgood Marshall Airport, BWI Thurgood Marshall Airport Metro Station (a metro station) is located about 0.3 miles away on foot, while Baltimore-Washington International Airport Station (a train station) is about 1.7 miles away by car, providing convenient options for travelers looking to access public transport.
Houston to Baltimore Flights
The cheapest times to fly from Houston to Baltimore
On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Baltimore are during the month of December. You can find some of the cheapest flights from Houston to Baltimore with Expedia's search tool and vast selection of airlines.
The best time to book a flight from Houston to Baltimore
Sunday is one of the best days to book for cheap flights from Houston to Baltimore: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.
How to find cheap round-trip tickets from Houston to Baltimore
Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Baltimore in 2026. You can also book with separate airlines for your outbound and return journeys, from $56 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.
Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Baltimore flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.
You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Baltimore airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.
*Terms apply.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently Asked Questions
How much does a flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) cost?
You can find cheap one-way flights from $56 and cheap return flights $82 Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) with Expedia. One-way flights typically cost between $139 and $1266, and return flights often range between $265 and $1874. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) ticket fares go up or down.
*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The cheapest month to fly from IAH to BWI is December when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
There are 3 airlines offering direct flights from IAH to BWI:
- United operates around 28 direct flights from IAH to BWI every week
- Spirit Airlines operates around 11 direct flights from IAH to BWI every week
- Frontier Airlines operates around 7 direct flights from IAH to BWI every week
What is the cheapest airline that flies from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
Spirit Airlines is one of the cheapest airlines offering nonstop flights from George Bush Intercontinental (IAH) to Baltimore Washington Intl. Thurgood Marshall (BWI), with round-trip tickets starting from around $60. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
To find a cheap flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The best airline to fly with from Houston, TX (IAH) to Baltimore, MD (BWI) will differ from traveler to traveler. If you like to fly early, United offers early morning flights. If price is the most important factor, Frontier Airlines typically offers the lowest fares. American Airlines offers the most daily flights from IAH to BWI, which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
On average, there are around 6 nonstop flights per day from George Bush Intercontinental (IAH) to Baltimore Washington Intl. Thurgood Marshall (BWI). For more options, look at flights that include layovers.
What is the earliest flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The earliest flight from George Bush Intercontinental Airport (IAH) to Baltimore Washington International Thurgood Marshall (BWI) usually departs at around 5:00 AM local time, operated by American Airlines. This seasonal service is available in March and December, making it a convenient option for early travelers. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
The most popular departure times for flights from Houston (IAH-George Bush Intercontinental) to Baltimore (BWI-Baltimore Washington Intl. Thurgood Marshall) are in the early morning, from 6am to 9am. About 28% of passengers prefer this time window. Many major carriers, including American Airlines, Spirit Airlines, and United Airlines, offer flights during this window. This timing works well because it allows you to arrive in Baltimore with plenty of time to start your day.
How long does it take to fly from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
A nonstop flight from IAH to BWI typically takes around 3 hours, covering approximately 1,234 miles. Connecting flights on this route usually add 3 hours to your travel time. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
First class seats are offered on the IAH to BWI route. First class cabins are available on:
- American Airlines
- Delta Air Lines
- Spirit Airlines
- United Airlines
How much is a business class flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
A direct, return business class ticket from Houston, TX (IAH) to Baltimore, MD (BWI) typically costs between $1,191 - $1,722. A non-stop, one-way business class flight is usually around $600 - $800. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) if you opt for a connecting flight.
*Prices based on flights available on Expedia in the last year.
How do I earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight with Expedia?
It's easy to earn miles on a Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.
*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Baltimore from George Bush Intercontinental (IAH)?
From George Bush Intercontinental (IAH), you can fly into Baltimore Washington Intl. Thurgood Marshall (BWI) to reach Baltimore. Some flights may connect through major hubs like Portland Intl. (PDX), Dallas-Fort Worth Intl. (DFW), Los Angeles Intl. (LAX) before reaching Baltimore. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) at the last minute?
Typically, booking a last minute flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight and hotel package?
Securing a Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) Baltimore Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall)?
If you booked your Houston, TX (IAH-George Bush Intercontinental) to Baltimore, MD (BWI-Baltimore Washington Intl. Thurgood Marshall) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.
Travel information
Origin airport | George Bush Intercontinental Airport |
|---|---|
Destination airport | Baltimore Washington Intl. Airport |
Distance | 1,233 miles away |
Airlines serving | Frontier Airlines, JetBlue Airways, United, American Airlines, Delta, Alaska Airlines |
Popular airline | Frontier Airlines |
Roundtrip price | $82 |
Average flight time | 3 hours 4 mins |