$90 Find Cheap Flights from Washington to Houston

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight to Houston departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$171
Overall average: $432
Frontier
Thu 2/19Wed 2/25
GEG - IAH • 1 stop
Cheapest non-stop
$197
Typical prices: $233-$419
United Airlines
Sun 1/11Sat 1/17
PDX - IAH • Non-stop
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Flight Deals
Useful Info
Flight Deals

Cheap Flights from Washington to Houston

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Washington to Houston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Washington to Houston

Thu, Feb 19 - Wed, Feb 25
Frontier Logo
12:22 pm - 12:33 am
GEG
-
IAH
10h 11m1 stop
Frontier Logo
8:45 am - 11:27 am
IAH
-
GEG
28h 42m1 stop
$171Frontier
Thu, Jan 8 - Thu, Jan 15
Frontier Logo
12:05 pm - 12:31 am
PDX
-
IAH
10h 26m1 stop
Frontier Logo
6:35 am - 11:04 am
IAH
-
PDX
6h 29m1 stop
$182Frontier
Wed, Jan 7 - Tue, Jan 13
United Airlines Logo
1:35 pm - 9:59 pm
PDX
-
IAH
6h 24m1 stop
United Airlines Logo
9:30 am - 12:18 pm
IAH
-
PDX
4h 48mnonstop
$183United Airlines
Tue, Jan 13 - Thu, Jan 15
Multiple Airlines Logo
1:38 pm - 11:54 pm
PDX
-
IAH
8h 16m1 stop
Multiple Airlines Logo
6:35 am - 11:04 am
IAH
-
PDX
6h 29m1 stop
$186Multiple Airlines
Tue, Jan 13 - Thu, Jan 15
Frontier Logo
7:10 am - 11:15 pm
PDX
-
IAH
14h 05m2 stops
Frontier Logo
6:35 am - 11:04 am
IAH
-
PDX
6h 29m1 stop
$189Frontier
Tue, Jan 6 - Tue, Jan 13
American Airlines Logo
6:00 am - 4:46 pm
PDX
-
IAH
8h 46m1 stop
American Airlines Logo
11:27 am - 6:51 pm
IAH
-
PDX
9h 24m1 stop
$196American Airlines
Sat, Feb 28 - Tue, Mar 10
Delta Logo
12:09 pm - 11:56 pm
PDX
-
IAH
9h 47m1 stop
Delta Logo
6:59 pm - 11:54 pm
IAH
-
PDX
6h 55m1 stop
$197Delta
Tue, Jan 20 - Wed, Jan 21
Delta Logo
11:59 am - 10:33 pm
PDX
-
HOU
8h 34m1 stop
Delta Logo
11:09 am - 7:13 pm
HOU
-
PDX
10h 04m1 stop
$197Delta
Fri, Jan 9 - Sun, Jan 11
Multiple Airlines Logo
10:29 am - 12:19 am
PDX
-
IAH
11h 50m1 stop
Multiple Airlines Logo
7:41 pm - 9:34 am
IAH
-
PDX
15h 53m1 stop
$198Multiple Airlines
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
8:35 am - 6:06 pm
SEA
-
HOU
7h 31m1 stop
American Airlines Logo
6:00 am - 11:01 am
HOU
-
SEA
7h 01m1 stop
$240American Airlines
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Good to know

Cheapest flight$90
Flight from Portland to Houston George Bush Airport

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

Cabin classes available on flights to Houston. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.
First Class flights to Houston
Business Class flights to Houston
Prem Econ Class flights to Houston
Economy Class flights to Houston