$78+ Cheap flights from District of Columbia to George Bush Intcntl (IAH)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from District of Columbia to George Bush Intcntl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from District of Columbia to George Bush Intcntl
Cheapest flights from District of Columbia to George Bush IntcntlExplore the most affordable flight options available from District of Columbia to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
Explore the most affordable flight options available from District of Columbia to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.
This Priceline deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Orbitz deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Trip.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Trip.com deal was found by Cheapflights users on 1/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flight deals from District of Columbia to George Bush Intcntl
Keep the following information in mind while searching for District of Columbia to George Bush Intcntl flight deals. Data was last updated January 29, 2026.
Round-trip from | $148 (Priceline) |
|---|---|
One-way from | $78 (WAYA) |
Popular in | December |
Cheapest in | October |
Average price | $265 |
Good round-trip deal | $393 or less |
Good one-way deal | $177 or less |
Cheapflights Fare Finder
Use the filters below to find and compare flights from District of Columbia to Houston George Bush Intcntl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Fri 2/6
6:00 pm-12:33 am
1 stop7h 33m
Houston George Bush Intcntl
Mon 2/9
6:45 am-4:59 pm
1 stop9h 14m
Washington, D.C.Houston
IAD - IAH
IADIAH
Washington, D.C. Dulles Intl
Tue 3/3
6:03 am-8:39 am
Nonstop3h 36m
Houston George Bush Intcntl
Wed 3/4
7:20 am-11:21 am
Nonstop3h 01m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Wed 2/25
7:59 pm-10:40 pm
Nonstop3h 41m
Houston George Bush Intcntl
Wed 3/4
7:50 pm-11:50 pm
Nonstop3h 00m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Wed 3/4
2:45 pm-5:25 pm
Nonstop3h 40m
Houston George Bush Intcntl
Thu 3/5
9:45 am-1:43 pm
Nonstop2h 58m
Washington, D.C.Houston
IAD - IAH
IADIAH
Washington, D.C. Dulles Intl
Tue 6/30
6:30 am-8:36 am
Nonstop3h 06m
Houston George Bush Intcntl
Tue 7/7
7:59 pm-11:51 pm
Nonstop2h 52m
Washington, D.C.Houston
IAD - IAH
IADIAH
Washington, D.C. Dulles Intl
Wed 3/11
10:05 pm-12:30 am
Nonstop3h 25m
Houston George Bush Intcntl
Mon 3/16
6:35 pm-10:36 pm
Nonstop3h 01m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Thu 2/26
11:00 am-1:40 pm
Nonstop3h 40m
Houston George Bush Intcntl
Thu 3/5
9:45 am-1:43 pm
Nonstop2h 58m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Wed 4/29
6:00 am-8:31 am
Nonstop3h 31m
Houston George Bush Intcntl
Sat 5/2
11:55 am-3:59 pm
Nonstop3h 04m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Wed 3/18
12:32 pm-3:15 pm
Nonstop3h 43m
Houston George Bush Intcntl
Tue 3/24
7:35 am-11:36 am
Nonstop3h 01m
Washington, D.C.Houston
DCA - IAH
DCAIAH
Washington, D.C. Reagan-National
Tue 4/14
7:59 pm-10:34 pm
Nonstop3h 35m
Houston George Bush Intcntl
Wed 4/15
7:30 am-11:35 am
Nonstop3h 05m
Best time to book a flight from District of Columbia to George Bush Intcntl
Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from District of Columbia with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from District of Columbia to Houston George Bush Intcntl Airport
What is the cheapest month to book a flight from District of Columbia to Houston George Bush Intcntl Airport?
Currently, November is the cheapest month in which you can book a flight from District of Columbia to Houston George Bush Intcntl Airport (average of $66). Flying from District of Columbia to Houston George Bush Intcntl Airport in June is currently the most expensive (average of $139). 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.
What is the cheapest time of day to fly from DC to IAH?
Find hourly flight availability from District of Columbia to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 29, 2026.
It’s typically best to fly out from District of Columbia to Houston George Bush Intcntl Airport in the evening. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from District of Columbia to Houston George Bush Intcntl Airport?
Use this chart to determine the cheapest time to fly round-trip from District of Columbia to George Bush Intcntl. Price data was last updated on January 24, 2026.
Travelers seeking maximum savings on their District of Columbia to Houston George Bush Intcntl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from District of Columbia to Houston George Bush Intcntl Airport
Explore weekly flight availability from District of Columbia to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.
The most flights from USDC to IAH are scheduled on a Wednesday (15 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (3 on average).
Related info for your journey
Find useful and relevant information for your journey from District of Columbia to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Houston George Bush Intcntl Airport?
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Alternative routes for District of Columbia to George Bush Intcntl
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from District of Columbia to George Bush Intcntl
Discover the top 5 airlines that operate flights from District of Columbia to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$195 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$58 | Average$153 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$118 | Average$306 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$180 | Average$383 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$186 | Average$386 | FlexibilityNo cancel fee | On-time71% |