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.

$113 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

Fri, Sep 18 - Sat, Sep 19

10:27 am - 9:14 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 47m1 stop Orlando

6:08 am - 12:10 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

17h 02m1 stop Atlanta Hartsfield-Jackson

$216Frontier

Wed, Sep 30 - Sun, Oct 4

7:50 am - 10:30 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

15h 40m1 stop Atlanta Hartsfield-Jackson

9:04 pm - 11:58 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

13h 54m2 stops Atlanta Hartsfield-Jackson Dallas/Fort Worth

$216Frontier

Sat, Sep 5 - Sun, Sep 13

7:00 am - 10:14 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

16h 14m1 stop Atlanta Hartsfield-Jackson

6:08 am - 12:10 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

17h 02m1 stop Atlanta Hartsfield-Jackson

$218Frontier

Tue, Sep 22 - Tue, Sep 29

4:35 pm - 9:55 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

6h 20m1 stop Fort Lauderdale

6:25 am - 4:59 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

9h 34m1 stop Denver Intl

$257Multiple Airlines

Thu, Oct 1 - Tue, Oct 6

4:35 pm - 9:55 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

6h 20m1 stop Fort Lauderdale

6:25 am - 4:59 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

9h 34m1 stop Denver Intl

$257Multiple Airlines

Fri, Oct 2 - Sun, Oct 4

6:00 pm - 12:43 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 43m1 stop Denver Intl

6:15 am - 2:58 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

7h 43m1 stop Fort Lauderdale

$257Multiple Airlines

Tue, Nov 10 - Wed, Nov 11

8:30 am - 3:40 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 10m1 stop Chicago O'Hare Intl

1:40 pm - 9:11 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

6h 31m1 stop Chicago O'Hare Intl

$265United Airlines

Wed, Sep 16 - Thu, Sep 17

10:29 pm - 12:45 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 16mnonstop

2:48 pm - 6:59 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 11mnonstop

$297United Airlines

Thu, Sep 10 - Sat, Sep 12

8:37 pm - 10:58 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 21mnonstop

6:42 am - 10:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 17mnonstop

$297American Airlines

Thu, Oct 1 - Tue, Oct 6

7:35 am - 9:57 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 22mnonstop

10:30 am - 2:41 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 11mnonstop

$297American Airlines

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

Sun, Aug 30 - Mon, Sep 14

6:20 am - 10:47 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

5h 27m1 stop Atlanta Hartsfield-Jackson

6:08 am - 5:18 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 10m1 stop Atlanta Hartsfield-Jackson

$272Frontier

Sun, Aug 30 - Sat, Sep 12

6:20 am - 10:47 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

5h 27m1 stop Atlanta Hartsfield-Jackson

8:25 am - 8:09 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 44m1 stop Fort Lauderdale

$282Frontier

Sun, Aug 30 - Sun, Sep 13

8:39 pm - 7:20 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

11h 41m1 stop Atlanta Hartsfield-Jackson

8:25 am - 8:09 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

10h 44m1 stop Fort Lauderdale

$319Frontier

Fri, Aug 28 - Tue, Sep 1

7:38 am - 3:47 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

9h 09m1 stop Fort Lauderdale

11:35 am - 9:59 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

9h 24m1 stop Denver Intl

$476Multiple Airlines

Sat, Aug 29 - Mon, Aug 31

6:00 pm - 12:40 amDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

7h 40m1 stop Denver Intl

7:24 am - 2:13 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

5h 49m1 stop Fort Lauderdale

$476Multiple Airlines

Thu, Aug 27 - Sun, Aug 30

1:59 pm - 9:19 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

8h 20m1 stop Denver Intl

4:42 pm - 11:32 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

5h 50m1 stop Fort Lauderdale

$478Multiple Airlines

Sat, Aug 29 - Wed, Sep 2

4:18 pm - 6:49 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 31mnonstop

4:50 pm - 8:59 pmIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$515American Airlines

Wed, Aug 26 - Wed, Sep 2

7:22 pm - 9:41 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 19mnonstop

7:45 am - 11:54 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 09mnonstop

$515United Airlines

Wed, Aug 26 - Wed, Sep 2

10:00 am - 3:31 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

6h 31m1 stop Dallas/Fort Worth

7:00 am - 11:10 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 10mnonstop

$525American Airlines

Sun, Aug 30 - Mon, Sep 14

10:29 pm - 12:45 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 16mnonstop

4:45 pm - 8:56 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 11mnonstop

$525United Airlines

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

Mon, Oct 26 - Tue, Oct 27

10:25 pm - 12:58 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 33mnonstop

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

3h 04mnonstop

$297United Airlines

Thu, Nov 12 - Thu, Nov 12

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

3h 36mnonstop

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

3h 04mnonstop

$297United Airlines

Thu, Sep 10 - Sat, Sep 12

8:37 pm - 10:58 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 21mnonstop

6:42 am - 10:59 amIAH Houston George Bush Intcntl-DCA Washington, D.C. Reagan-National

3h 17mnonstop

$297American Airlines

Thu, Nov 5 - Sat, Nov 7

1:57 pm - 4:35 pmDCA Washington, D.C. Reagan-National-IAH Houston George Bush Intcntl

3h 38mnonstop

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

3h 09mnonstop

$297American Airlines

Sat, Sep 19 - Wed, Sep 23

10:29 pm - 12:45 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 16mnonstop

7:20 am - 11:28 amIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 08mnonstop

$297United Airlines

Thu, Oct 8 - Mon, Oct 12

12:52 pm - 3:13 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 21mnonstop

6:25 pm - 10:30 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 05mnonstop

$297United Airlines

Sat, Oct 24 - Tue, Oct 27

12:52 pm - 3:10 pmIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 18mnonstop

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

3h 04mnonstop

$297United Airlines

Wed, Sep 16 - Thu, Sep 17

8:31 am - 10:52 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 21mnonstop

6:40 pm - 10:45 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 05mnonstop

$297United Airlines

Thu, Oct 1 - Mon, Oct 5

6:15 am - 8:27 amIAD Washington, D.C. Dulles Intl-IAH Houston George Bush Intcntl

3h 12mnonstop

6:25 pm - 10:30 pmIAH Houston George Bush Intcntl-IAD Washington, D.C. Dulles Intl

3h 05mnonstop

$297United Airlines

Thu, Oct 29 - Tue, Nov 3

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

$297United Airlines

Useful Info

Low season	January
High season	March
Cheapest flight	$113

Best time to beat the crowds with an average 18% drop in price.

Most popular time to fly with an average 10% 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.

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Houston (IAH)

IAH

$113 Find Cheap Flights from District of Columbia to Houston - Compare and Save

Cheap Flights from District of Columbia to George Bush Intcntl

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

Recent one-way flight deals from District of Columbia to George Bush Intcntl

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

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

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Everything you need to know for your flight to George Bush Intcntl

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Complete your trip to George Bush Intcntl with a hotel stay or car rental

Find direct flights for George Bush Intcntl

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Choose which airport to fly into in Houston

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