Check the IAH Depart tab for current security wait times at all terminals to save time before your flight.
Round-trip from | $167 (Priceline) |
---|---|
One-way from | $100 (Priceline) |
Popular in | June |
Cheapest in | September |
Average price | $393 |
Good round-trip deal | $317 or less |
Good one-way deal | $174 or less |
Fly from
Fly to
Route
Depart
Return
Price
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Mon 8/25
6:00 am-4:59 pm
1 stop9h 59m
Washington, D.C. Reagan-National
Wed 8/27
7:00 am-2:42 pm
1 stop8h 42m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Tue 9/9
5:05 pm-9:16 pm
Nonstop3h 11m
Washington, D.C. Reagan-National
Thu 9/11
6:59 am-9:24 am
Nonstop3h 25m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Tue 7/29
6:25 am-12:58 pm
1 stop5h 33m
Washington, D.C. Reagan-National
Tue 8/5
2:54 pm-5:15 pm
Nonstop3h 21m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Thu 8/7
9:46 am-6:35 pm
1 stop7h 49m
Washington, D.C. Reagan-National
Mon 8/11
4:00 pm-9:04 pm
1 stop6h 04m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 7/30
7:00 am-4:59 pm
1 stop8h 59m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 9/3
2:20 pm-10:43 pm
1 stop7h 23m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Thu 8/7
5:30 am-12:41 pm
1 stop6h 11m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Wed 7/23
11:58 am-8:03 pm
1 stop7h 05m
HoustonWashington, D.C.
IAH - DCA
IAHDCA
Houston George Bush Intcntl
Mon 9/1
4:36 pm-12:51 am
1 stop7h 15m
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 69 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, February 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 $278). Flying from Houston George Bush Intcntl Airport to Washington, D.C. Reagan-National Airport in March is currently the most expensive (average of $335). 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 evening.
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.
The most flights from IAH to DCA are scheduled on a Monday (15 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Comfort
Food
Overall
Crew
Entertainment
Boarding
Reviews
Kim,May 2025
PIH - SLC
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$97 | Average$191 | FlexibilityNo cancel fee | On-time65% | |
Cheapest$143 | Average$308 | FlexibilityNo cancel fee | On-time62% | |
Cheapest$144 | Average$336 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$211 | Average$290 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$250 | Average$386 | FlexibilityNo cancel fee | On-time69% |