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Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $163 (American Airlines) |
One-way from | $75 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $400 |
Good round-trip deal | $308 or less |
Good one-way deal | $183 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Sat 12/13
7:33 am-11:32 am
Nonstop2h 59m
Washington, D.C. Reagan-National
Mon 12/15
2:54 pm-5:25 pm
Nonstop3h 31m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Fri 12/12
6:05 am-10:10 am
Nonstop3h 05m
Washington, D.C. Reagan-National
Sun 12/14
8:22 pm-11:03 pm
Nonstop3h 41m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Fri 12/5
6:05 pm-10:04 pm
Nonstop2h 59m
Washington, D.C. Reagan-National
Sun 12/7
6:00 am-8:35 am
Nonstop3h 35m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 12/3
1:36 pm-7:40 pm
1 stop5h 04m
Washington, D.C. Reagan-National
Sat 12/6
8:00 am-12:31 pm
1 stop5h 31m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Sun 12/14
9:46 am-6:26 pm
1 stop7h 40m
Washington, D.C. Reagan-National
Tue 12/16
1:42 pm-5:44 pm
1 stop5h 02m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Fri 1/9
5:25 am-11:59 am
1 stop5h 34m
Washington, D.C. Reagan-National
Tue 1/13
12:59 pm-6:40 pm
1 stop6h 41m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Sat 1/17
12:30 pm-6:16 pm
1 stop4h 46m
Washington, D.C. Reagan-National
Sun 1/18
1:45 pm-5:39 pm
1 stop4h 54m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 12/17
5:08 pm-9:10 pm
Nonstop3h 02m
Washington, D.C. Reagan-National
Wed 12/24
6:54 am-9:48 am
Nonstop3h 54m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 12/3
6:30 am-12:59 pm
1 stop5h 29m
Washington, D.C. Reagan-National
Sat 12/6
7:59 pm-10:35 pm
Nonstop3h 36m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 12/17
8:30 am-3:38 pm
1 stop6h 08m
Washington, D.C. Reagan-National
Wed 12/24
6:00 am-8:45 am
Nonstop3h 45m
| 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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
To ensure you get the cheapest price possible for a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, December is the cheapest month in which you can book a flight from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport (average of $128). Flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $269). 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.
Unlike at noon, when flights are generally more expensive, you can save up to 21% on flights from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport by exploring options for tickets in the afternoon.
Travelers seeking maximum savings on their Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport flight should consider departing on Thursday afternoons 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.
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
Boarding
Crew
Entertainment
Food
Comfort
Overall
Reviews
Matthew,Oct 2025
GSP - ATL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$99 | Average$185 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$143 | Average$306 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$144 | Average$326 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$177 | Average$303 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$391 | FlexibilityNo cancel fee | On-time69% |