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.

$134 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

Wed, Nov 4 - Wed, Nov 11

7:00 am - 12:42 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

18h 42m1 stop Denver Intl

9:43 pm - 9:50 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

23h 07m1 stop Denver Intl

$246Frontier

Wed, Dec 23 - Fri, Jan 1

5:30 am - 10:11 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

5h 41m1 stop Atlanta Hartsfield-Jackson

2:51 pm - 12:51 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

9h 00m1 stop Atlanta Hartsfield-Jackson

$246Frontier

Thu, Dec 31 - Fri, Jan 1

10:59 pm - 8:08 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

10h 09m1 stop Atlanta Hartsfield-Jackson

2:51 pm - 12:51 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

9h 00m1 stop Atlanta Hartsfield-Jackson

$246Frontier

Thu, Nov 12 - Mon, Nov 16

11:00 am - 5:24 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 24m1 stop New York LaGuardia

2:15 pm - 10:20 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

7h 05m1 stop New York LaGuardia

$248Delta

Wed, Dec 23 - Fri, Jan 1

2:00 pm - 9:18 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 18m1 stop Atlanta Hartsfield-Jackson

6:00 am - 11:34 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

4h 34m1 stop Atlanta Hartsfield-Jackson

$248Delta

Fri, Nov 13 - Sun, Nov 15

6:00 am - 8:37 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

8:38 pm - 12:37 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

2h 59mnonstop

$248United Airlines

Fri, Dec 4 - Sun, Dec 6

2:24 pm - 5:01 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

6:38 pm - 10:42 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$248United Airlines

Fri, Jan 22 - Sun, Jan 24

8:30 am - 4:24 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 54m1 stop New York LaGuardia

8:30 am - 4:24 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

6h 54m1 stop New York LaGuardia

$248Delta

Mon, Feb 1 - Fri, Feb 5

7:31 am - 10:22 amDCA 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

$249American Airlines

Tue, Jan 5 - Thu, Jan 7

6:57 pm - 9:29 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 32mnonstop

4:22 pm - 8:29 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 07mnonstop

$249American Airlines

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

Tue, Oct 27 - Mon, Nov 9

11:16 am - 8:55 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

10h 39m1 stop Orlando

10:40 pm - 11:36 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

35h 56m2 stops Denver Intl Dallas/Fort Worth

$248Frontier

Wed, Oct 28 - Sat, Oct 31

6:07 pm - 2:44 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

21h 37m1 stop Fort Lauderdale

8:18 am - 8:11 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 53m1 stop Fort Lauderdale

$250Frontier

Fri, Oct 30 - Thu, Nov 5

6:07 pm - 2:44 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

21h 37m1 stop Fort Lauderdale

8:18 am - 8:11 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 53m1 stop Fort Lauderdale

$251Frontier

Tue, Oct 27 - Mon, Nov 9

8:34 am - 11:10 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 36mnonstop

8:38 pm - 12:37 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

2h 59mnonstop

$385United Airlines

Tue, Oct 27 - Mon, Nov 16

6:00 pm - 12:42 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 42m1 stop Denver Intl

7:05 am - 5:19 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

33h 14m2 stops Fort Lauderdale Orlando

$398Multiple Airlines

Tue, Oct 27 - Mon, Nov 16

1:40 pm - 4:18 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 38mnonstop

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

3h 10mnonstop

$405American Airlines

Fri, Oct 30 - Thu, Nov 12

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

3h 36mnonstop

7:00 am - 11:09 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$415American Airlines

Fri, Oct 30 - Sun, Nov 1

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

9h 45m1 stop Denver Intl

7:05 am - 11:24 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

15h 19m1 stop Fort Lauderdale

$417Multiple Airlines

Fri, Oct 30 - Thu, Nov 12

2:38 pm - 5:15 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

11:55 am - 3:59 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$524United Airlines

Fri, Oct 30 - Thu, Nov 12

6:00 am - 8:37 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

6:40 pm - 10:44 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$524United Airlines

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

Fri, Dec 4 - Sun, Dec 6

2:24 pm - 5:01 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

6:38 pm - 10:42 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$248United Airlines

Fri, Nov 13 - Sun, Nov 15

6:00 am - 8:37 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

8:38 pm - 12:37 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

2h 59mnonstop

$248United Airlines

Mon, Feb 1 - Fri, Feb 5

7:31 am - 10:22 amDCA 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

$249American Airlines

Tue, Jan 5 - Thu, Jan 7

6:57 pm - 9:29 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 32mnonstop

4:22 pm - 8:29 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 07mnonstop

$249American Airlines

Mon, Nov 16 - Tue, Nov 17

7:45 pm - 10:21 pmDCA 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

$249American Airlines

Thu, Jan 21 - Fri, Jan 22

7:31 am - 10:22 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 51mnonstop

4:22 pm - 8:29 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 07mnonstop

$249American Airlines

Wed, Jan 20 - Fri, Jan 22

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

3h 51mnonstop

4:22 pm - 8:29 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 07mnonstop

$249American Airlines

Tue, Dec 8 - Thu, Dec 10

7:50 pm - 10:28 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 38mnonstop

6:16 am - 10:22 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 06mnonstop

$249American Airlines

Mon, Feb 1 - Wed, Feb 3

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

3h 51mnonstop

4:22 pm - 8:29 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 07mnonstop

$249American Airlines

Tue, Nov 10 - Fri, Nov 13

6:00 am - 8:37 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 37mnonstop

6:40 pm - 10:44 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 04mnonstop

$252United Airlines

Useful Info

Low season	September
High season	March
Cheapest flight	$134

Best time to beat the crowds but there is an average 10% increase in price.

Most popular time to fly with an average 3% 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.