Check the security wait times on the IAH website to plan your arrival and avoid delays at the checkpoint.

Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $115 (Cheapflightsfares) |
One-way from | $55 (Kiwi.com) |
Popular in | January |
Cheapest in | May |
Average price | $237 |
Fly from
Fly to
Route
Depart
Return
Price
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Fri 1/9
6:22 pm-10:25 pm
Nonstop3h 03m
Baltimore/Washington
Sat 1/17
12:25 pm-3:10 pm
Nonstop3h 45m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Wed 1/7
6:22 pm-10:25 pm
Nonstop3h 03m
Baltimore/Washington
Fri 1/9
8:00 am-10:46 am
Nonstop3h 46m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Wed 12/31
5:30 am-9:27 am
Nonstop2h 57m
Baltimore/Washington
Tue 1/6
6:30 am-6:37 pm
1 stop13h 07m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Wed 12/3
7:01 am-12:46 pm
1 stop4h 45m
Baltimore/Washington
Wed 12/3
4:49 pm-9:11 pm
1 stop5h 22m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Fri 1/16
7:20 am-11:20 am
Nonstop3h 00m
Baltimore/Washington
Sun 1/18
8:00 am-10:51 am
Nonstop3h 51m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Fri 12/5
5:10 am-11:14 am
1 stop5h 04m
Baltimore/Washington
Fri 12/5
6:21 pm-11:59 pm
1 stop6h 38m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Sat 11/15
12:00 pm-4:02 pm
Nonstop3h 02m
Baltimore/Washington
Sun 11/16
6:00 am-8:38 am
Nonstop3h 38m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Tue 1/6
7:20 am-2:11 pm
1 stop5h 51m
Baltimore/Washington
Thu 1/8
3:52 pm-6:42 pm
Nonstop3h 50m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Thu 11/13
7:25 am-11:32 am
Nonstop3h 07m
Baltimore/Washington
Mon 11/17
6:00 am-8:38 am
Nonstop3h 38m
HoustonBaltimore
IAH - BWI
IAHBWI
Houston George Bush Intcntl
Tue 11/11
8:47 pm-6:29 pm
1 stop20h 42m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from Houston George Bush Intcntl Airport to Baltimore is 55 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.
Currently, September is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Baltimore (average of $68). Flying from Houston George Bush Intcntl Airport to Baltimore in January is currently the most expensive (average of $156). 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.
One of the essential ways to save on airfare from Houston George Bush Intcntl Airport to Baltimore is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at noon could potentially save you up to 17% on airfare.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Baltimore flight should consider departing on Saturday at noon when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
About 19% of weekly flights between Houston and Baltimore have experienced delays in the past year, with the average delay time being 136 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Saturday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Over the last year, Atlas Air have had the lowest number of delays on this route, with no flights being classified as delayed.
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
Overall
Entertainment
Comfort
Boarding
Food
Crew
Reviews
Matthew,Oct 2025
GSP - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$95 | Average$204 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$110 | Average$221 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$183 | Average$391 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$216 | Average$327 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$236 | Average$366 | FlexibilityNo cancel fee | On-timeN/A |