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Cheap flights from Washington to Houston from $104

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Houston departing on 11/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Frontier Logo
12:28 pm - 12:33 amGEG-IAH
10h 05m1 stop
Frontier Logo
6:45 am - 11:28 amIAH-GEG
6h 43m1 stop
$130Frontier
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jue., ene. 15 - jue., feb. 19
Frontier Logo
12:23 pm - 12:31 amGEG-IAH
10h 08m1 stop
Frontier Logo
6:45 am - 11:28 amIAH-GEG
6h 43m1 stop
$134Frontier
Find Deal
jue., ene. 8 - dom., feb. 8
Multiple Airlines Logo
12:23 pm - 12:31 amGEG-IAH
10h 08m1 stop
Multiple Airlines Logo
5:14 pm - 11:28 amIAH-GEG
44h 14m2 stops
$172Multiple Airlines
Find Deal
jue., ene. 8 - mar., feb. 10
Multiple Airlines Logo
12:23 pm - 12:31 amGEG-IAH
10h 08m1 stop
Multiple Airlines Logo
10:28 pm - 9:58 amIAH-GEG
13h 30m1 stop
$181Multiple Airlines
Find Deal
jue., ene. 8 - jue., feb. 5
American Airlines Logo
2:13 pm - 10:49 pmPDX-IAH
6h 36m1 stop
American Airlines Logo
12:39 pm - 6:51 pmIAH-PDX
8h 12m1 stop
$196American Airlines
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sáb., ene. 17 - mar., ene. 20
American Airlines Logo
2:13 pm - 10:46 pmPDX-HOU
6h 33m1 stop
American Airlines Logo
12:47 pm - 6:51 pmHOU-PDX
8h 04m1 stop
$196American Airlines
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sáb., ene. 17 - mar., ene. 20
Delta Logo
12:45 pm - 11:55 pmPDX-IAH
9h 10m1 stop
Delta Logo
11:02 am - 5:43 pmIAH-PDX
8h 41m1 stop
$197Delta
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mar., dic. 2 - mar., dic. 9
Delta Logo
10:10 pm - 9:34 amPDX-HOU
9h 24m1 stop
Delta Logo
2:32 pm - 10:19 pmHOU-PDX
9h 47m1 stop
$197Delta
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mié., dic. 3 - mié., dic. 10
United Airlines Logo
7:00 am - 1:12 pmPDX-IAH
4h 12mnonstop
United Airlines Logo
12:25 pm - 6:41 pmIAH-PDX
8h 16m1 stop
$203United Airlines
Find Deal
vie., ene. 16 - mar., ene. 20
United Airlines Logo
12:55 pm - 7:01 pmPDX-IAH
4h 06mnonstop
United Airlines Logo
5:27 am - 11:03 amIAH-PDX
7h 36m1 stop
$207United Airlines
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mié., dic. 3 - mié., dic. 10

Southwest flights from State of Washington to Houston

Our best Southwest deals on State of Washington to Houston flight tickets
Southwest
Feb 9
PDX2:25 pmPortland
7h 40m
1 stop
HOU12:05 amHouston Hobby
Feb 11
HOU5:40 pmHouston Hobby
6h 55m
1 stop
PDX10:35 pmPortland
$217
Find similar
Southwest
Jan 16
PDX2:25 pmPortland
7h 40m
1 stop
HOU12:05 amHouston Hobby
Jan 20
HOU6:00 pmHouston Hobby
6h 15m
1 stop
PDX10:15 pmPortland
$227
Find similar
Southwest
Jan 2
PDX9:00 pmPortland
10h 40m
1 stop
HOU9:40 amHouston Hobby
Jan 6
HOU5:40 pmHouston Hobby
6h 55m
1 stop
PDX10:35 pmPortland
$232
Find similar

American Airlines flights from State of Washington to Houston

Our best American Airlines deals on State of Washington to Houston flight tickets
American Airlines
Jan 17
PDX2:13 pmPortland
6h 33m
1 stop
HOU10:46 pmHouston Hobby
Jan 20
HOU12:47 pmHouston Hobby
8h 04m
1 stop
PDX6:51 pmPortland
$196
Find similar
American Airlines
Jan 24
PDX2:13 pmPortland
6h 33m
1 stop
HOU10:46 pmHouston Hobby
Jan 29
HOU6:00 amHouston Hobby
9h 21m
1 stop
PDX1:21 pmPortland
$226
Find similar
American Airlines
Jan 23
PDX2:18 pmPortland
6h 28m
1 stop
HOU10:46 pmHouston Hobby
Feb 1
HOU6:00 amHouston Hobby
9h 21m
1 stop
PDX1:21 pmPortland
$236
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momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Houston that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated noviembre 6, 2025.
Use the filters below to find and compare flights from Washington to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

jue. 1/15

12:28 pm-12:33 am

1 stop10h 05m

Houston George Bush Intcntl

jue. 2/19

6:45 am-11:28 am

1 stop6h 43m

$130

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

jue. 1/8

12:23 pm-12:31 am

1 stop10h 08m

Houston George Bush Intcntl

dom. 2/8

6:45 am-11:28 am

1 stop6h 43m

$134

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

jue. 1/8

12:23 pm-12:31 am

1 stop10h 08m

Houston George Bush Intcntl

mar. 2/10

5:14 pm-11:28 am

2 stops44h 14m

$172

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

jue. 1/8

12:23 pm-12:31 am

1 stop10h 08m

Houston George Bush Intcntl

jue. 2/5

10:28 pm-9:58 am

1 stop13h 30m

$181

PortlandHouston

PDX - IAH

PDXIAH

Portland

sáb. 1/17

2:13 pm-10:49 pm

1 stop6h 36m

Houston George Bush Intcntl

mar. 1/20

12:39 pm-6:51 pm

1 stop8h 12m

$196

PortlandHouston

PDX - HOU

PDXHOU

Portland

sáb. 1/17

2:13 pm-10:46 pm

1 stop6h 33m

Houston Hobby

mar. 1/20

12:47 pm-6:51 pm

1 stop8h 04m

$196

PortlandHouston

PDX - IAH

PDXIAH

Portland

mar. 12/2

12:45 pm-11:55 pm

1 stop9h 10m

Houston George Bush Intcntl

mar. 12/9

11:02 am-5:43 pm

1 stop8h 41m

$197

PortlandHouston

PDX - HOU

PDXHOU

Portland

mié. 12/3

10:10 pm-9:34 am

1 stop9h 24m

Houston Hobby

mié. 12/10

2:32 pm-10:19 pm

1 stop9h 47m

$197

PortlandHouston

PDX - IAH

PDXIAH

Portland

vie. 1/16

7:00 am-1:12 pm

Nonstop4h 12m

Houston George Bush Intcntl

mar. 1/20

12:25 pm-6:41 pm

1 stop8h 16m

$203

PortlandHouston

PDX - IAH

PDXIAH

Portland

mié. 12/3

12:55 pm-7:01 pm

Nonstop4h 06m

Houston George Bush Intcntl

mié. 12/10

5:27 am-11:03 am

1 stop7h 36m

$207

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from State of Washington to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from State of Washington, with most prices found around $297. The month of October is another great option to travel to Houston, with average flight prices from State of Washington averaging around $321.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from State of Washington is on a Monday. momondo users have found tickets for Monday departures for as low as $227. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Friday is $397.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest State of Washington to Houston flights are usually those with departure times in the afternoon. Our users have found flights to Houston in the afternoon for as low as $384. Try not to purchase tickets in the evening because they tend to be around $599. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington to Houston flight route?

Fly from Seattle/Tacoma Intl to Houston George Bush Intcntl for the best Washington - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from State of Washington for as low as $325 on momondo.

What cabin class options are available on Washington to Houston flights?

There are 4 cabin classes available to choose from on Washington to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap State of Washington to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Houston

Fastest flight time

4h 00m

Direct flights

Every day

Airports in Houston

1 airport
The fastest flight from State of Washington to Houston takes 4h 00m
Direct flights go from State of Washington to Houston every day.
There is 1 airport near Houston: Houston George Bush Intcntl (IAH)
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  • When did momondo last update prices for flights from Washington to Houston?

    Prices for flights from Washington to Houston were last updated today.

  • How many operators does momondo search for flights from Washington to Houston?

  • How old do you have to be to fly from Washington to Houston?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Houston.

  • What documentation or ID do you need to fly to Houston?

    The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Houston

Compare and see reviews for airlines that fly from State of Washington to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $81Free CancellationRating
6.3
8,114 reviews
Search Spirit Airlines flights
DeltaPriceFrom $125Free CancellationRating
7.9
8,004 reviews
Search Delta flights
FrontierPriceFrom $131Free CancellationRating
5.8
3,116 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $150Free CancellationRating
7.8
2,804 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
9,003 reviews
Search United Airlines flights
Alaska AirlinesPriceFrom $239Free CancellationRating
8.0
11,243 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $254Free CancellationRating
7.2
11,041 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,240 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Washington.

Can I find flights from Washington to Houston with flexible booking policies on momondo?

Yes. All flights to Houston from Washington on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington to Houston?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington to Houston.

I’m not ready to book a flight from Washington to Houston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Houston from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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