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Cheap flights from Houston George Bush Intcntl Airport to Washington from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston George Bush Intcntl Airport to Washington departing on 6/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Houston George Bush Intcntl Airport to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:30 am - 4:31 pm
IAH
-
PDX
12h 01m
1 stop
Frontier Logo
5:21 pm - 9:14 pm
PDX
-
IAH
25h 53m
1 stop
$274Frontier
Tue, Jul 7 - Wed, Jul 8
Frontier Logo
5:34 pm - 4:57 pm
IAH
-
PDX
25h 23m
1 stop
Frontier Logo
6:19 pm - 8:15 pm
PDX
-
IAH
23h 56m
1 stop
$280Frontier
Wed, Sep 2 - Mon, Sep 7
Frontier Logo
6:14 pm - 4:57 pm
IAH
-
PDX
24h 43m
1 stop
Frontier Logo
5:21 pm - 9:14 pm
PDX
-
IAH
25h 53m
1 stop
$282Frontier
Wed, Jul 1 - Wed, Jul 8
Frontier Logo
6:30 am - 4:57 pm
IAH
-
PDX
12h 27m
1 stop
Frontier Logo
5:42 pm - 10:42 am
PDX
-
IAH
15h 00m
1 stop
$284Frontier
Tue, Aug 18 - Tue, Aug 25
Delta Logo
5:40 pm - 11:06 pm
IAH
-
GEG
7h 26m
1 stop
Delta Logo
1:23 pm - 9:50 pm
GEG
-
IAH
6h 27m
1 stop
$289Delta
Mon, Jul 27 - Wed, Aug 19
Delta Logo
5:40 pm - 11:06 pm
IAH
-
GEG
7h 26m
1 stop
Delta Logo
9:25 am - 11:54 pm
GEG
-
IAH
12h 29m
2 stops
$294Delta
Mon, Jul 27 - Wed, Aug 19
Alaska Airlines Logo
6:02 am - 12:29 pm
IAH
-
GEG
8h 27m
1 stop
Alaska Airlines Logo
5:00 am - 1:35 pm
GEG
-
IAH
6h 35m
1 stop
$349Alaska Airlines
Wed, Jul 8 - Sat, Jul 11
United Airlines Logo
6:30 am - 12:37 pm
IAH
-
GEG
8h 07m
1 stop
United Airlines Logo
4:13 pm - 11:59 pm
GEG
-
IAH
5h 46m
1 stop
$379United Airlines
Tue, Jul 7 - Tue, Jul 21
Alaska Airlines Logo
6:09 am - 1:18 pm
IAH
-
PSC
9h 09m
1 stop
Alaska Airlines Logo
1:55 pm - 11:59 pm
PSC
-
IAH
8h 04m
1 stop
$393Alaska Airlines
Tue, Oct 20 - Sat, Oct 24
American Airlines Logo
5:01 am - 2:42 pm
IAH
-
ALW
11h 41m
2 stops
American Airlines Logo
5:13 am - 6:06 pm
ALW
-
IAH
10h 53m
2 stops
$604American Airlines
Wed, Jul 1 - Wed, Jul 8

Frontier flights from Houston George Bush Intcntl Airport to State of Washington

Our best Frontier deals on Houston George Bush Intcntl Airport to State of Washington flight tickets
Frontier
Jul 7
IAH6:30 amHouston George Bush Intcntl
12h 01m
1 stop
PDX4:31 pmPortland
Jul 8
PDX5:21 pmPortland
25h 53m
1 stop
IAH9:14 pmHouston George Bush Intcntl
$274
Frontier
Sep 9
IAH9:59 pmHouston George Bush Intcntl
24h 40m
1 stop
PDX8:39 pmPortland
Sep 12
PDX3:22 pmPortland
6h 47m
1 stop
IAH12:09 amHouston George Bush Intcntl
$279
Frontier
Sep 2
IAH5:34 pmHouston George Bush Intcntl
25h 23m
1 stop
PDX4:57 pmPortland
Sep 7
PDX6:19 pmPortland
23h 56m
1 stop
IAH8:15 pmHouston George Bush Intcntl
$280

Delta flights from Houston George Bush Intcntl Airport to State of Washington

Our best Delta deals on Houston George Bush Intcntl Airport to State of Washington flight tickets
Delta
Jul 27
IAH5:40 pmHouston George Bush Intcntl
7h 26m
1 stop
GEG11:06 pmSpokane
Aug 19
GEG1:23 pmSpokane
6h 27m
1 stop
IAH9:50 pmHouston George Bush Intcntl
$289
Delta
Jul 27
IAH5:40 pmHouston George Bush Intcntl
7h 26m
1 stop
GEG11:06 pmSpokane
Aug 19
GEG9:25 amSpokane
12h 29m
2 stops
IAH11:54 pmHouston George Bush Intcntl
$294
Delta
Jul 27
IAH7:10 amHouston George Bush Intcntl
11h 45m
2 stops
GEG4:55 pmSpokane
Aug 19
GEG11:09 amSpokane
10h 45m
2 stops
IAH11:54 pmHouston George Bush Intcntl
$299

momondo Fare Finder

 
Customize your flight search to find flights from Houston George Bush Intcntl Airport to State of Washington 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 June 2, 2026.
Use the filters below to find and compare flights from Houston George Bush Intcntl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Tue 7/7

6:30 am-4:31 pm

1 stop12h 01m

Portland

Wed 7/8

5:21 pm-9:14 pm

1 stop25h 53m

$274

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Wed 9/2

5:34 pm-4:57 pm

1 stop25h 23m

Portland

Mon 9/7

6:19 pm-8:15 pm

1 stop23h 56m

$280

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Wed 7/1

6:14 pm-4:57 pm

1 stop24h 43m

Portland

Wed 7/8

5:21 pm-9:14 pm

1 stop25h 53m

$282

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Tue 8/18

6:30 am-4:57 pm

1 stop12h 27m

Portland

Tue 8/25

5:42 pm-10:42 am

1 stop15h 00m

$284
Quickest round-trip

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Mon 7/27

5:40 pm-11:06 pm

1 stop7h 26m

Spokane

Wed 8/19

1:23 pm-9:50 pm

1 stop6h 27m

$289

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Mon 7/27

5:40 pm-11:06 pm

1 stop7h 26m

Spokane

Wed 8/19

9:25 am-11:54 pm

2 stops12h 29m

$294

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 7/8

6:02 am-12:29 pm

1 stop8h 27m

Spokane

Sat 7/11

5:00 am-1:35 pm

1 stop6h 35m

$349

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Tue 7/7

6:30 am-12:37 pm

1 stop8h 07m

Spokane

Tue 7/21

4:13 pm-11:59 pm

1 stop5h 46m

$379

HoustonPasco

IAH - PSC

IAHPSC

Houston George Bush Intcntl

Tue 10/20

6:09 am-1:18 pm

1 stop9h 09m

Pasco Tri Cities

Sat 10/24

1:55 pm-11:59 pm

1 stop8h 04m

$393

HoustonWalla Walla

IAH - ALW

IAHALW

Houston George Bush Intcntl

Wed 7/1

5:01 am-2:42 pm

2 stops11h 41m

Walla Walla

Wed 7/8

5:13 am-6:06 pm

2 stops10h 53m

$604

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 Washington from

How to get the cheapest flight ticket from Houston George Bush Intcntl Airport to State of Washington

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 State of Washington?

The month of April is, on average, the cheapest month to fly to State of Washington from Houston George Bush Intcntl Airport, with most prices found around $88. If you aren’t able to travel to State of Washington during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $112.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Houston George Bush Intcntl Airport to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $446. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Houston George Bush Intcntl Airport to State of Washington for around $546.

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

The cheapest time of day to fly to State of Washington is in the morning when flights can be purchased for as low as $467. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $536 on average. Flights to State of Washington from Houston George Bush Intcntl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston George Bush Intcntl to Washington flight route?

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

How far in advance should I book a flight from Houston George Bush Intcntl Airport to Washington?

You are more likely to see cheaper flights to State of Washington from Houston George Bush Intcntl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $392 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Houston George Bush Intcntl Airport for as low as $308 on momondo.

What cabin class options are available on Houston George Bush Intcntl Airport to State of Washington flights?

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

Can stopping save me money on Houston George Bush Intcntl Airport to State of Washington flights?

No. A direct flight is the cheapest option for a flight between Houston George Bush Intcntl Airport to State of Washington.

Cheap Houston George Bush Intcntl Airport to State of Washington flight deals and tips

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

Best Price Found

$252

Fastest flight time

4h 17m

Direct flights

Every day

Airports in State of Washington

96 airports
The best one-way flight to State of Washington from Houston George Bush Intcntl Airport in the past 72 hours is $252. The best round-trip flight deal from Houston George Bush Intcntl Airport to State of Washington found on momondo in the last 72 hours is $469.
The fastest flight from Houston George Bush Intcntl Airport to State of Washington takes 4h 17m
Direct flights go from Houston George Bush Intcntl Airport to State of Washington every day.
There are 96 airports in State of Washington. From Houston George Bush Intcntl Airport there are direct flights to Portland (PDX), Spokane (GEG), Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Houston George Bush Intcntl Airport to Washington

  • When did momondo last update prices for flights from Houston George Bush Intcntl Airport to Washington?

    Prices for flights from Houston George Bush Intcntl Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Houston George Bush Intcntl Airport to Washington?

  • How old do you have to be to fly from Houston George Bush Intcntl Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston George Bush Intcntl Airport to Washington.

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

    The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Houston George Bush Intcntl Airport to State of Washington?

Best airlines flying from Houston George Bush Intcntl Airport to State of Washington

Compare and see reviews for airlines that fly from Houston George Bush Intcntl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $112Free CancellationRating
5.6
2,921 reviews
Search Frontier flights
DeltaPriceFrom $128Free CancellationRating
7.9
8,398 reviews
Search Delta flights
Alaska AirlinesPriceFrom $200Free CancellationRating
7.9
12,461 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $237Free CancellationRating
7.8
2,832 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
9,773 reviews
Search United Airlines flights
American AirlinesPriceFrom $286Free CancellationRating
7.1
11,643 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to Washington from Houston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington quick and easy, saving you time and money.

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

All flight searches from Houston to Washington on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Houston and Washington by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Houston to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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