What is the cheapest day to fly round-trip from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Houston George Bush Intcntl Airport. Check prices with Cheapflights to find a great deal for your trip.

How can I find direct flights from Reagan-National to George Bush Intcntl?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to George Bush Intcntl.

Can I find deals for business class flights from Reagan-National to George Bush Intcntl?

Yes. Cheapflights offers flight deals from Reagan-National to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$116+ Flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Houston George Bush Intcntl are usually found in January or February, booked 55 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to George Bush Intcntl

Round-trip from	$217 (American Airlines)
One-way from	$116 (American Airlines)
Popular in	March
Cheapest in	January
Average price	$383
Good round-trip deal	$349 or less
Good one-way deal	$214 or less

From Washington, D.C. Reagan-National to Houston George Bush Intcntl

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One-way flight from Washington, D.C. Reagan-National to Houston George Bush Intcntl

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Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from Washington, D.C. Reagan-National to Houston George Bush Intcntl.

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Price to beat on a one-way flight from Washington, D.C. Reagan-National to Houston George Bush Intcntl.

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Find flight deals from Reagan-National to George Bush Intcntl

Cheapest flights from Reagan-National to George Bush Intcntl
Explore the most affordable flight options available from Reagan-National to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Thu 11/136:59 amDCA - IAH

Nonstop3h 12mAmerican Airlines

Mon 11/1710:09 amIAH - DCA

Nonstop3h 06mAmerican Airlines

Deal found 6/11

$217

Mon 8/46:00 amDCA - IAH

Nonstop3h 12mUnited Airlines

Thu 8/285:00 amIAH - DCA

1 stop5h 59mUnited Airlines

Deal found 6/10

$227

Thu 11/138:00 amDCA - IAH

1 stop5h 19mDelta

Mon 11/1712:55 pmIAH - DCA

1 stop8h 24mDelta

Deal found 6/12

$237

Fri 7/111:00 pmDCA - IAH

1 stop11h 36mFrontier

Mon 7/1410:04 pmIAH - DCA

1 stop13h 00mFrontier

Deal found 6/11

$326

Best flights from Reagan-National to George Bush Intcntl
Discover carefully curated flight deals from Reagan-National to George Bush Intcntl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Thu 11/136:59 amDCA - IAH

Nonstop3h 12mAmerican Airlines

Mon 11/1710:09 amIAH - DCA

Nonstop3h 06mAmerican Airlines

Deal found 6/11

$217

Mon 8/46:00 amDCA - IAH

Nonstop3h 12mUnited Airlines

Thu 8/285:00 amIAH - DCA

1 stop5h 59mUnited Airlines

Deal found 6/10

$227

Thu 11/136:00 amDCA - IAH

1 stop7h 19mDelta

Mon 11/1712:55 pmIAH - DCA

1 stop8h 24mDelta

Deal found 6/10

$237

Fri 7/111:00 pmDCA - IAH

1 stop11h 36mFrontier

Mon 7/1410:04 pmIAH - DCA

1 stop13h 00mFrontier

Deal found 6/11

$326

Last-minute flights from Reagan-National to George Bush Intcntl
Discover last-minute flight deals from Reagan-National to George Bush Intcntl. Data last updated June 12, 2025 and is based on user searches.

Wed 6/187:00 amDCA - IAH

1 stop17h 43mFrontier

Wed 6/2510:04 pmIAH - DCA

1 stop12h 56mFrontier

Deal found 6/10

$328

Wed 6/189:39 amDCA - IAH

1 stop6h 56mDelta

Sat 6/285:30 amIAH - DCA

1 stop6h 05mDelta

Deal found 6/10

$609

Wed 6/186:10 amDCA - IAH

1 stop5h 54mAmerican Airlines

Wed 6/186:11 pmIAH - DCA

1 stop5h 40mAmerican Airlines

Deal found 6/10

$671

Fri 6/206:00 amDCA - IAH

Nonstop3h 12mUnited Airlines

Wed 7/97:35 amIAH - DCA

Nonstop3h 11mUnited Airlines

Deal found 6/9

$528

Fri 6/205:43 pmDCA - IAH

2 stops13h 37mAlaska Airlines

Wed 7/99:00 amIAH - DCA

1 stop11h 59mAlaska Airlines

Deal found 6/9

$1,098

Tue 7/87:00 amDCA - IAH

1 stop28h 24mFrontier

Sat 7/1210:04 pmIAH - DCA

1 stop13h 00mFrontier

Deal found 6/9

$270

Wed 7/236:00 amDCA - IAH

1 stop7h 02mDelta

Tue 8/1211:43 amIAH - DCA

1 stop6h 52mDelta

Deal found 6/11

$263

Fri 7/255:00 amDCA - IAH

1 stop5h 17mAmerican Airlines

Sat 8/25:00 amIAH - DCA

1 stop5h 04mAmerican Airlines

Deal found 6/11

$347

Sat 7/268:20 amDCA - IAH

Nonstop3h 22mUnited Airlines

Mon 8/117:35 amIAH - DCA

Nonstop3h 11mUnited Airlines

Deal found 6/11

$243

One-way flights from Reagan-National to George Bush Intcntl
Search for one-way flight options from Reagan-National to George Bush Intcntl. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Sat 9/68:00 pmDCA - IAH

Nonstop3h 25mAmerican Airlines

Deal found 6/12

$116

Tue 8/51:41 pmDCA - IAH

1 stop6h 57mDelta

Deal found 6/9

$119

Fri 7/412:59 pmDCA - IAH

Nonstop3h 15mUnited Airlines

Deal found 6/9

$135

Fri 9/58:00 amDCA - IAH

1 stop6h 43mJetBlue

Deal found 6/10

$136

Sat 6/217:00 amDCA - IAH

1 stop17h 43mFrontier

Deal found 6/10

$141

Fri 9/58:59 amDCA - IAH

2 stops16h 07mAlaska Airlines

Deal found 6/12

$247

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport 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

Thu 9/4

2:15 pm-4:32 pm

Nonstop3h 17m

Houston George Bush Intcntl

Mon 9/8

6:09 am-10:15 am

Nonstop3h 06m

$217

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Mon 8/4

6:00 am-8:12 am

Nonstop3h 12m

Houston George Bush Intcntl

Thu 8/28

5:00 am-11:59 am

1 stop5h 59m

$227

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Mon 8/18

8:59 am-2:53 pm

1 stop6h 54m

Houston George Bush Intcntl

Wed 8/20

2:45 pm-10:56 pm

1 stop7h 11m

$237

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 7/11

1:00 pm-11:36 pm

1 stop11h 36m

Houston George Bush Intcntl

Mon 7/14

10:04 pm-12:04 pm

1 stop13h 00m

$326

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Wed 8/27

9:59 am-6:24 am

2 stops21h 25m

Houston George Bush Intcntl

Sat 9/6

8:00 am-9:44 pm

1 stop12h 44m

$498

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 9/6

8:00 pm-10:25 pm

Nonstop3h 25m

$116

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Tue 8/5

1:41 pm-7:38 pm

1 stop6h 57m

$119

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 7/4

11:05 am-1:20 pm

Nonstop3h 15m

$135

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Fri 9/5

8:00 am-1:43 pm

1 stop6h 43m

$136

Washington, D.C.Houston

DCA - IAH

DCAIAH

Washington, D.C. Reagan-National

Sat 6/21

7:00 am-11:43 pm

1 stop17h 43m

$141

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 11 results

The best insider tips for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport trip

Airports

DCA

For a stress-free departure, reserve parking online at DCA. The airport gets busy, and lots fill up quickly.

IAH

For a quick ride to downtown Houston, Uber or Lyft is recommended from IAH. Pick-ups are available at Terminals A, B, and C.

Our travel experts

Evie Carrick

Expert on IAH

Emily Zemler

Expert on DCA

Best time to book a flight from Reagan-National to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Reagan-National with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

The best time to book flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport 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.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport (average of $241). Flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 DCA to IAH?

It’s typically best to fly out from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport in the evening. Doing so could potentially save you 44% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Travelers seeking maximum savings on their Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport

The most flights from DCA to IAH 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).

Rainfall in George Bush Intcntl by month

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing George Bush Intcntl

Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Washington, D.C. to Houston. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Delta

8.0

Very good

7,950 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

United Airlines

7.4

Good

8,790 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

JetBlue

7.3

Good

2,925 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

10.0

Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport round-trip?
Flying on American Airlines is currently your cheapest option to Houston George Bush Intcntl Airport, with prices starting at $217. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $227 and $237, respectively. American Airlines is priced at 42% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport one-way?
To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $116. Delta flights start at $119 while deals on United Airlines start at $135 one-way.
What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?
Consider Mesa Airlines (100%), Emirates (90%) or Air New Zealand (84%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport.
What are the cheapest flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?
Looking at all options, your cheapest flight can be booked for $132. While the most popular route (Washington, D.C. Reagan-National - Houston George Bush Intcntl) can be booked for $201 on average our data indicates $1,455 when flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport.
Can I find deals for flights from Reagan-National to George Bush Intcntl that include hotel bookings?
Yes. In addition to deals on Reagan-National to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to George Bush Intcntl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to George Bush Intcntl.
Can I find deals for business class flights from Reagan-National to George Bush Intcntl?
Yes. Cheapflights offers flight deals from Reagan-National to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?
Currently, August is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport (average of $241). Flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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.

See more FAQs

Montgomery

Humble

Conroe

Spring

The Woodlands

Tomball

Katy

Jersey Village

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Reagan-National to George Bush Intcntl

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$124	Average$144	FlexibilityNo cancel fee	On-time65%
Frontier	Cheapest$137	Average$233	FlexibilityNo cancel fee	On-time62%
Delta	Cheapest$216	Average$288	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$236	Average$337	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$259	Average$393	FlexibilityNo cancel fee	On-time69%

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$116+ Cheap flights from Reagan-National (DCA) 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to George Bush Intcntl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to Houston George Bush Intcntl are usually found in January or February, booked 55 days in advance, depart on a Friday or Thursday and return on a Thursday

Cheap flight deals from Reagan-National to George Bush Intcntl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Reagan-National to George Bush Intcntl

Cheapest flights from Reagan-National to George Bush IntcntlExplore the most affordable flight options available from Reagan-National to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Reagan-National to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport that are best for you.

The best insider tips for Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport flights

Cheapflights partnered with top experts to bring you the best recommendations for your Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport trip

Airports

DCA

IAH

Our travel experts

Best time to book a flight from Reagan-National to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to George Bush Intcntl. Price data was last updated on June 9, 2025.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

What is the cheapest time of day to fly from DCA to IAH?

Find hourly flight availability from Reagan-National 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 June 12, 2025.

What is the cheapest day to fly from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Reagan-National to George Bush Intcntl. Price data was last updated on June 8, 2025.

Weekly flight availability from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

Reviews of airlines servicing George Bush Intcntl

Read reviews from past customers who have flown Alaska Airlines, Delta and United Airlines from Washington, D.C. to Houston. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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.

What are the cheapest airlines flying from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport round-trip?

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport one-way?

What are the most reliable airlines from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

What are the cheapest flights from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Can I find deals for flights from Reagan-National to George Bush Intcntl that include hotel bookings?

How can I find direct flights from Reagan-National to George Bush Intcntl?

Can I find deals for business class flights from Reagan-National to George Bush Intcntl?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Houston George Bush Intcntl Airport?

Traveling to a place near Washington, D.C. Reagan-National Airport?

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Alternative routes for Reagan-National to George Bush Intcntl

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Top 5 airlines flying from Reagan-National to George Bush Intcntl

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Cheapest flights from Reagan-National to George Bush Intcntl
Explore the most affordable flight options available from Reagan-National to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.