How does KAYAK find such low prices on flights from Washington 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 Washington to Houston. Visit our flight page for the latest deals!>/a>

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Washington is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington 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 Washington with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$87 CHEAP FLIGHTS from Washington to Houston

KAYAK searches hundreds of travel sites at once for deals on flights to Houston

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

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Cheapest round-trip

$210

Overall average: $359

Frontier

Sat 4/25Sat 5/2

PDX - IAH • 1 stop

Cheapest non-stop

$217

Typical prices: $373-$647

United Airlines

Thu 3/5Tue 3/10

PDX - IAH • Non-stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Houston!

Flight Deals

Cheap Flights from Washington to Houston

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 Washington to Houston

Sat, Apr 25 - Sat, May 2

12:27 pm - 12:48 am

PDX

IAH

10h 21m

1 stop

7:15 am - 11:42 am

IAH

PDX

6h 27m

1 stop

$210Frontier

Wed, Apr 15 - Sun, Apr 19

1:48 pm - 12:48 am

PDX

IAH

9h 00m

1 stop

12:57 pm - 8:59 am

IAH

PDX

22h 02m

1 stop

$211Frontier

Wed, Apr 15 - Wed, Apr 22

1:48 pm - 12:48 am

PDX

IAH

9h 00m

1 stop

6:18 pm - 8:50 pm

IAH

PDX

4h 32mnonstop

$214Multiple Airlines

Sat, Mar 7 - Sat, Mar 21

2:05 pm - 8:17 pm

PDX

IAH

4h 12mnonstop

4:25 pm - 11:09 pm

IAH

PDX

8h 44m

1 stop

$217United Airlines

Sat, Mar 7 - Sat, Mar 14

5:00 am - 2:25 pm

PDX

HOU

7h 25m

1 stop

6:25 pm - 12:55 am

HOU

PDX

8h 30m

1 stop

$217Southwest

Sat, Feb 28 - Wed, Mar 4

7:15 am - 8:40 pm

PDX

HOU

11h 25m

2 stops

9:00 am - 1:35 pm

HOU

PDX

6h 35m

1 stop

$222Southwest

Sat, Mar 7 - Sat, Mar 21

12:09 pm - 12:11 am

PDX

IAH

10h 02m

1 stop

6:45 am - 7:00 pm

IAH

PDX

14h 15m

2 stops

$222Delta

Thu, May 7 - Mon, May 11

11:59 pm - 6:17 am

PDX

IAH

4h 18mnonstop

8:16 pm - 10:59 pm

IAH

PDX

4h 43mnonstop

$224United Airlines

Sat, Mar 7 - Fri, Mar 20

12:09 pm - 12:11 am

PDX

IAH

10h 02m

1 stop

6:45 am - 12:14 pm

IAH

PDX

7h 29m

1 stop

$227Delta

Thu, Feb 26 - Sat, Feb 28

12:22 pm - 12:33 am

GEG

IAH

10h 11m

1 stop

7:00 am - 12:29 pm

IAH

GEG

7h 29m

1 stop

$253Multiple Airlines

Useful Info

Cheapest flight	$87

Flight from Portland to Houston George Bush Airport

How does KAYAK find such low prices on flights from Washington 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 Washington to Houston.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington to Houston?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Washington 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 Washington 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 Washington with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Houston

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Cabin class types available on flights to Washington

First Class flights to Houston

Business Class flights to Houston

Premium Economy Class flights to Houston

Economy Class flights to Houston

$87 Find Cheap Flights from Washington to Houston

KAYAK searches hundreds of travel sites at once for deals on flights to Houston

Everything you should know

Cheap Flights from Washington to Houston

Recent round-trip flight deals from Washington to Houston

Recent one-way flight deals from Washington to Houston

Recent last minute flight deals from Washington to Houston

Recent direct flight deals from Washington to Houston

Good to know

FAQs for booking flights from Washington to Houston

How does KAYAK find such low prices on flights from Washington 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 Washington to Houston.

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

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston from Washington 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 Washington 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 Washington with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 Washington up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Houston

Cabin class types available on flights to Washington

Complete your trip to Houston with a hotel stay or car rental

Find direct flights for Houston

Flights to other popular destinations

Flights from domestic origins to Houston

Choose which airport to fly into in Houston

Find deals for your return flight