How many flights depart from Houston to State of Washington on average per day?

As of May 2026, 12 flights take off from Houston and land in State of Washington each day. The most common flight departure time for this route is 7:00PM, with 44% of daily flights taking off at noon.

What airlines fly to State of Washington?

Alaska Airlines, United Airlines and Frontier are the top three most popular airlines that fly to State of Washington from Houston according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 8 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Houston to Washington?

Delta, Frontier, and Alaska Airlines are the most popular carriers operating from Houston to Washington

How many flights depart from Houston to State of Washington on average per week?

As of May 2026, 89 flights take off from Houston and land in State of Washington each week. The most common flight departure day for this route is Mon, with 18% of weekly flights taking off on this day.

When did momondo last update prices for flights from Houston to Washington?

Prices for flights from Houston to Washington are updated daily.

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

As of May 2026, there are 8 operators available to choose from for flights from Houston to Washington.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Washington.

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

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$89 Cheap Flights from Houston to Washington in 2026

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Find the cheapest flights from Houston to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:14 pm - 12:02 am

IAH

GEG

9h 48m

1 stop

9:50 am - 5:53 pm

GEG

IAH

6h 03m

1 stop

$177Delta

Wed, Jul 8 - Tue, Jul 14

7:55 pm - 12:05 am

HOU

GEG

6h 10m

1 stop

2:25 pm - 12:45 am

GEG

HOU

8h 20m

1 stop

$177Southwest

Tue, Jun 16 - Sat, Jun 20

6:30 am - 11:38 am

IAH

GEG

7h 08m

1 stop

12:33 pm - 9:10 pm

GEG

IAH

6h 37m

1 stop

$210Frontier

Fri, May 29 - Fri, Jun 5

6:30 am - 11:38 am

IAH

GEG

7h 08m

1 stop

12:33 pm - 12:44 am

GEG

IAH

10h 11m

1 stop

$230Frontier

Wed, Jun 3 - Mon, Jun 8

10:05 pm - 4:46 pm

IAH

PDX

20h 41m

1 stop

5:46 pm - 6:20 am

PDX

IAH

10h 34m

1 stop

$255Multiple Airlines

Fri, Jun 5 - Tue, Jun 9

5:57 pm - 8:29 pm

IAH

PDX

4h 32mnonstop

7:15 am - 1:46 pm

PDX

IAH

4h 31mnonstop

$257Alaska Airlines

Wed, May 27 - Wed, Jun 3

8:23 pm - 12:50 am

HOU

PDX

6h 27m

1 stop

11:43 pm - 8:57 am

PDX

HOU

7h 14m

1 stop

$297American Airlines

Wed, May 27 - Wed, Jun 3

8:23 pm - 12:50 am

HOU

PDX

6h 27m

1 stop

12:40 am - 8:57 am

PDX

HOU

6h 17m

1 stop

$308American Airlines

Sat, May 30 - Fri, Jun 5

6:14 pm - 11:28 pm

IAH

BLI

31h 14m

2 stops

3:42 pm - 12:47 pm

BLI

IAH

19h 05m

1 stop

$326Multiple Airlines

Wed, Jul 15 - Mon, Jul 20

6:19 pm - 10:44 pm

IAH

PSC

6h 25m

1 stop

3:59 pm - 1:35 pm

PSC

IAH

19h 36m

1 stop

$429Alaska Airlines

Tue, Jun 23 - Sat, Jul 11

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Frontier flights from Houston to State of Washington

Our best Frontier deals on Houston to State of Washington flight tickets

Frontier

May 29

IAH6:30 amHouston George Bush Intcntl

7h 08m

1 stop

GEG11:38 amSpokane

Jun 5

GEG12:33 pmSpokane

6h 37m

1 stop

IAH9:10 pmHouston George Bush Intcntl

$210

Frontier

Jun 3

IAH6:30 amHouston George Bush Intcntl

7h 08m

1 stop

GEG11:38 amSpokane

Jun 8

GEG12:33 pmSpokane

10h 11m

1 stop

IAH12:44 amHouston George Bush Intcntl

$230

Frontier

Jul 8

IAH6:30 amHouston George Bush Intcntl

7h 07m

1 stop

GEG11:37 amSpokane

Jul 13

GEG12:32 pmSpokane

6h 41m

1 stop

IAH9:13 pmHouston George Bush Intcntl

$250

Southwest flights from Houston to State of Washington

Our best Southwest deals on Houston to State of Washington flight tickets

Southwest

Jun 16

HOU7:55 pmHouston Hobby

6h 10m

1 stop

GEG12:05 amSpokane

Jun 20

GEG2:25 pmSpokane

8h 20m

1 stop

HOU12:45 amHouston Hobby

$177

Southwest

May 23

HOU6:10 amHouston Hobby

9h 35m

1 stop

GEG1:45 pmSpokane

May 30

GEG5:45 amSpokane

7h 25m

1 stop

HOU3:10 pmHouston Hobby

$182

Southwest

Jul 14

HOU6:50 pmHouston Hobby

6h 55m

1 stop

GEG11:45 pmSpokane

Jul 21

GEG10:20 amSpokane

8h 15m

1 stop

HOU8:35 pmHouston Hobby

$248

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 7/8

4:14 pm-12:02 am

1 stop9h 48m

Spokane

Tue 7/14

9:50 am-5:53 pm

1 stop6h 03m

$177

HoustonSpokane

HOU - GEG

HOUGEG

Houston Hobby

Tue 6/16

7:55 pm-12:05 am

1 stop6h 10m

Spokane

Sat 6/20

2:25 pm-12:45 am

1 stop8h 20m

$177

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Fri 5/29

6:30 am-11:38 am

1 stop7h 08m

Spokane

Fri 6/5

12:33 pm-9:10 pm

1 stop6h 37m

$210

HoustonSpokane

IAH - GEG

IAHGEG

Houston George Bush Intcntl

Wed 6/3

6:30 am-11:38 am

1 stop7h 08m

Spokane

Mon 6/8

12:33 pm-12:44 am

1 stop10h 11m

$230

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Fri 6/5

10:05 pm-4:46 pm

1 stop20h 41m

Portland

Tue 6/9

5:46 pm-6:20 am

1 stop10h 34m

$255

Quickest round-trip

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

Wed 5/27

5:57 pm-8:29 pm

Nonstop4h 32m

Portland

Wed 6/3

7:15 am-1:46 pm

Nonstop4h 31m

$257

HoustonPortland

HOU - PDX

HOUPDX

Houston Hobby

Wed 5/27

8:23 pm-12:50 am

1 stop6h 27m

Portland

Wed 6/3

11:43 pm-8:57 am

1 stop7h 14m

$297

HoustonPortland

HOU - PDX

HOUPDX

Houston Hobby

Sat 5/30

8:23 pm-12:50 am

1 stop6h 27m

Portland

Fri 6/5

12:40 am-8:57 am

1 stop6h 17m

$308

HoustonBellingham

IAH - BLI

IAHBLI

Houston George Bush Intcntl

Wed 7/15

6:14 pm-11:28 pm

2 stops31h 14m

Bellingham

Mon 7/20

3:42 pm-12:47 pm

1 stop19h 05m

$326

HoustonPasco

IAH - PSC

IAHPSC

Houston George Bush Intcntl

Tue 6/23

6:19 pm-10:44 pm

1 stop6h 25m

Pasco Tri Cities

Sat 7/11

3:59 pm-1:35 pm

1 stop19h 36m

$429

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Houston 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

Prices

Airlines

Other information

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, 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 $92.

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

The cheapest day to depart from Houston to State of Washington is on a Saturday. Travelers who choose to depart for State of Washington on a Saturday will often find tickets for as low as $382. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Houston to State of Washington for around $557.

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 $455. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $531 on average. Flights to State of Washington from Houston in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Houston to Washington flight route?

Fly from Houston Hobby to Seattle/Tacoma Intl for the best Houston - Washington flight prices

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

You are more likely to see cheaper flights to State of Washington from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $358 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 for as low as $308 on momondo.

Cheap Houston to State of Washington flight deals and tips

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

Fastest flight time	4h 00m
Direct flights	Every day
Airports in State of Washington	96 airports

The fastest flight from Houston to State of Washington takes 4h 00m

Direct flights go from Houston to State of Washington every day.

There are 96 airports in State of Washington. From Houston there are direct flights to Portland (PDX), Spokane (GEG), Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from Houston to Washington

When did momondo last update prices for flights from Houston to Washington?
Prices for flights from Houston to Washington are updated daily.
How many operators does momondo search for flights from Houston to Washington?
As of May 2026, there are 8 operators available to choose from for flights from Houston to Washington.
How old do you have to be to fly from Houston to Washington?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Houston to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Houston to State of Washington

Compare and see reviews for airlines that fly from Houston to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Spirit Airlines	PriceFrom $67	Free Cancellation	Rating 6.3 8,633 reviews	Search Spirit Airlines flights
Frontier	PriceFrom $112	Free Cancellation	Rating 5.6 2,966 reviews	Search Frontier flights
Delta	PriceFrom $128	Free Cancellation	Rating 7.9 8,460 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $128	Free Cancellation	Rating 7.8 2,837 reviews	Search Hawaiian Airlines flights
American Airlines	PriceFrom $162	Free Cancellation	Rating 7.1 11,673 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $193	Free Cancellation	Rating 7.9 12,324 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $234	Free Cancellation	Rating 7.4 9,680 reviews	Search United Airlines flights
Southwest	PriceFrom $237	Free Cancellation	Rating 7.9 4,307 reviews	Search Southwest flights

Why use momondo?

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

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 Washington from Houston.

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?

Once all potential Houston to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Washington from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.