How does KAYAK find such low prices on flights from District of Columbia to Houston?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Houston.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Houston?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from District of Columbia to Houston?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back to District of Columbia with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Houston?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

$127 CHEAP FLIGHTS from District of Columbia to Houston (IAH)

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Flight Deals

Cheap Flights from District of Columbia to George Bush Intcntl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from District of Columbia to George Bush Intcntl

Sat, Jan 16 - Tue, Jan 26

4:59 pm - 7:50 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 51mnonstop

10:28 am - 2:34 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 06mnonstop

$243American Airlines

Thu, Nov 5 - Sat, Nov 7

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

6:50 am - 10:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$243American Airlines

Thu, Nov 5 - Sat, Nov 7

1:00 pm - 7:23 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

19h 23m2 stops Denver Intl Atlanta Hartsfield-Jackson

10:40 pm - 12:09 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

12h 29m1 stop Denver Intl

$243Frontier

Mon, Oct 26 - Mon, Oct 26

6:00 am - 3:23 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

10h 23m1 stop Las Vegas Harry Reid Intl

8:35 pm - 10:21 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

12h 46m1 stop Orlando

$243Frontier

Tue, Oct 27 - Sat, Oct 31

6:00 am - 8:31 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 31mnonstop

12:07 pm - 4:09 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 02mnonstop

$243United Airlines

Sat, Oct 31 - Sat, Nov 7

5:54 pm - 8:30 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 36mnonstop

7:22 am - 11:28 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 06mnonstop

$243United Airlines

Wed, Nov 4 - Wed, Nov 11

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

5:20 pm - 9:30 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

$243American Airlines

Mon, Dec 14 - Sat, Dec 26

10:33 pm - 8:46 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 13m1 stop Atlanta Hartsfield-Jackson

9:34 pm - 7:51 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

9h 17m1 stop Atlanta Hartsfield-Jackson

$243Frontier

Wed, Nov 18 - Thu, Dec 3

7:50 am - 4:05 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

9h 15m1 stop Fort Lauderdale

1:10 pm - 9:08 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

6h 58m1 stop Fort Lauderdale

$249JetBlue

Tue, Nov 3 - Fri, Nov 6

4:49 pm - 10:59 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 10m1 stop Fort Lauderdale

12:45 pm - 9:08 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

7h 23m1 stop Fort Lauderdale

$249JetBlue

Recent last minute flight deals from District of Columbia to George Bush Intcntl

Mon, Oct 12 - Tue, Nov 10

11:12 am - 9:38 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 26m1 stop Orlando

9:50 pm - 5:12 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

18h 22m2 stops Los Angeles Atlanta Hartsfield-Jackson

$259Frontier

Thu, Oct 8 - Sat, Oct 10

1:00 pm - 9:45 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

9h 45m1 stop Denver Intl

6:24 am - 4:56 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

9h 32m1 stop Denver Intl

$282Frontier

Tue, Oct 13 - Thu, Oct 15

11:12 am - 9:38 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 26m1 stop Orlando

6:05 am - 5:13 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 08m1 stop Atlanta Hartsfield-Jackson

$291Frontier

Mon, Oct 12 - Tue, Nov 10

8:55 am - 11:15 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 20mnonstop

7:59 pm - 11:57 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

2h 58mnonstop

$413United Airlines

Fri, Oct 9 - Tue, Nov 10

7:30 pm - 9:48 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 18mnonstop

7:45 am - 11:47 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 02mnonstop

$413United Airlines

Fri, Oct 9 - Tue, Nov 10

10:18 pm - 12:30 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 12mnonstop

4:45 pm - 8:49 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$413United Airlines

Mon, Oct 12 - Tue, Nov 10

5:27 pm - 10:29 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

6h 02m1 stop Charlotte Douglas

7:50 am - 11:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$423American Airlines

Fri, Oct 9 - Tue, Nov 10

1:06 pm - 6:07 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

6h 01m1 stop Chicago O'Hare Intl

7:50 am - 11:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$423American Airlines

Wed, Oct 7 - Sat, Oct 10

9:00 am - 3:54 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 54m1 stop Atlanta Hartsfield-Jackson

5:02 pm - 11:48 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

5h 46m1 stop Atlanta Hartsfield-Jackson

$569Delta

Wed, Oct 7 - Sat, Oct 10

6:10 am - 10:27 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

5h 17m1 stop Detroit Metropolitan Wayne County

3:32 pm - 11:07 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

6h 35m1 stop Detroit Metropolitan Wayne County

$569Delta

Recent direct flight deals from District of Columbia to George Bush Intcntl

Sat, Jan 16 - Tue, Jan 26

4:59 pm - 7:50 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 51mnonstop

10:28 am - 2:34 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 06mnonstop

$243American Airlines

Thu, Nov 5 - Sat, Nov 7

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

6:50 am - 10:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$243American Airlines

Tue, Oct 27 - Sat, Oct 31

6:00 am - 8:31 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 31mnonstop

12:07 pm - 4:09 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 02mnonstop

$243United Airlines

Sat, Oct 31 - Sat, Nov 7

5:54 pm - 8:30 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 36mnonstop

7:22 am - 11:28 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 06mnonstop

$243United Airlines

Wed, Nov 4 - Wed, Nov 11

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

5:20 pm - 9:30 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

$243American Airlines

Wed, Jan 20 - Sat, Jan 23

8:59 pm - 11:50 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 51mnonstop

9:13 am - 1:19 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 06mnonstop

$243American Airlines

Mon, Nov 16 - Thu, Nov 19

7:45 pm - 10:21 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

7:01 am - 11:09 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 08mnonstop

$243American Airlines

Wed, Nov 11 - Wed, Nov 11

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

5:20 pm - 9:30 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

$243American Airlines

Wed, Nov 4 - Wed, Nov 11

7:29 am - 10:05 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

5:20 pm - 9:30 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

$245American Airlines

Tue, Nov 3 - Sat, Nov 7

7:38 pm - 10:14 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 36mnonstop

6:50 am - 10:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$245American Airlines

Useful Info

Low season	September
High season	March
Cheapest flight	$127

Best time to beat the crowds but there is an average 13% increase in price.

Most popular time to fly with an average 6% increase in price.

Flight from Washington Dulles Airport to Houston George Bush Airport

How does KAYAK find such low prices on flights from District of Columbia to Houston?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from District of Columbia to Houston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from District of Columbia to Houston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from District of Columbia is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from District of Columbia to Houston?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston with an airline and back to District of Columbia with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from District of Columbia to Houston?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston from District of Columbia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.