What is the cheapest airline that flies from Seattle/Tacoma Intl to Washington?

Delta, Alaska Airlines, and Frontier are the most popular carriers operating from Seattle/Tacoma Intl to Washington

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

As of September 2026, 104 flights take off from Seattle and land in State of Washington each day. The most common flight departure time for this route is 10:00PM, with 46% of daily flights taking off in the evening.

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

As of September 2026, there are 732 flights per week flying from Seattle to State of Washington. The most common day of the week flights depart is Fri, with 24% of flights taking off on this day.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Washington?

Prices for flights from Seattle/Tacoma Intl Airport to Washington are updated daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Washington?

There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Washington as of September 2026.

How old do you have to be to fly from Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport to Washington.

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

The necessary travel and health documents for your Washington 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.

$87 Cheap Flights from Seattle to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Washington

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:51 pm - 4:50 pmSEA Seattle/Tacoma Intl-PDX Portland

0h 59mnonstop

9:31 am - 10:39 amPDX Portland-SEA Seattle/Tacoma Intl

1h 08mnonstop

$102Alaska Airlines

Thu, Oct 1 - Sun, Oct 4

10:52 pm - 11:55 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 03mnonstop

7:46 pm - 9:00 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$103Alaska Airlines

Fri, Oct 16 - Mon, Oct 19

9:05 am - 10:10 amSEA Seattle/Tacoma Intl-PSC Pasco Tri Cities

1h 05mnonstop

1:55 pm - 2:59 pmPSC Pasco Tri Cities-SEA Seattle/Tacoma Intl

1h 04mnonstop

$103Alaska Airlines

Wed, Oct 14 - Sat, Oct 17

1:34 pm - 2:40 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 06mnonstop

4:41 pm - 5:55 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$104Alaska Airlines

Wed, Oct 14 - Wed, Oct 21

10:35 pm - 11:42 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 07mnonstop

6:20 am - 7:55 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 35mnonstop

$117Delta

Fri, Jan 22 - Sun, Jan 24

7:15 am - 8:37 amSEA Seattle/Tacoma Intl-GEG Spokane

1h 22mnonstop

7:25 pm - 8:50 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 25mnonstop

$117Delta

Mon, Oct 5 - Mon, Oct 12

10:43 pm - 11:50 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 07mnonstop

5:10 am - 6:32 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 22mnonstop

$117Delta

Fri, Oct 16 - Mon, Oct 19

9:45 pm - 1:32 pmSEA Seattle/Tacoma Intl-PDX Portland

15h 47m2 stops Las Vegas Harry Reid Intl San Francisco

7:09 am - 8:25 amPDX Portland-SEA Seattle/Tacoma Intl

1h 16mnonstop

$277Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

9:45 pm - 8:40 pmSEA Seattle/Tacoma Intl-PDX Portland

22h 55m2 stops Las Vegas Harry Reid Intl San Diego

7:59 pm - 9:09 amPDX Portland-SEA Seattle/Tacoma Intl

13h 10m1 stop Oakland

$282Multiple Airlines

Fri, Oct 2 - Mon, Oct 5

1:30 pm - 2:50 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 20mnonstop

7:05 am - 8:37 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 32mnonstop

$297JetBlue

Wed, Oct 28 - Sat, Oct 31

Cheap last minute flights

Enter your travel dates to find the best prices.

7:20 am - 8:36 amSEA Seattle/Tacoma Intl-GEG Spokane

1h 16mnonstop

7:03 am - 8:20 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 17mnonstop

$329Alaska Airlines

Wed, Sep 16 - Wed, Sep 23

9:30 am - 10:40 amSEA Seattle/Tacoma Intl-PDX Portland

1h 10mnonstop

7:10 am - 8:29 amPDX Portland-SEA Seattle/Tacoma Intl

1h 19mnonstop

$332Delta

Fri, Sep 18 - Wed, Oct 7

7:20 am - 8:36 amSEA Seattle/Tacoma Intl-GEG Spokane

1h 16mnonstop

7:46 pm - 9:00 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$402Alaska Airlines

Mon, Sep 14 - Thu, Oct 15

9:55 am - 2:50 pmSEA Seattle/Tacoma Intl-GEG Spokane

4h 55m1 stop Boise Air Term. Gowen Fld

7:46 pm - 9:00 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$412Alaska Airlines

Mon, Sep 14 - Thu, Oct 15

7:08 am - 8:18 amSEA Seattle/Tacoma Intl-PDX Portland

1h 10mnonstop

10:48 am - 4:04 pmPDX Portland-SEA Seattle/Tacoma Intl

5h 16m1 stop San Francisco

$415Alaska Airlines

Fri, Sep 18 - Wed, Oct 7

5:30 pm - 6:50 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 20mnonstop

7:05 am - 8:30 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 25mnonstop

$457Delta

Fri, Sep 18 - Tue, Sep 29

7:59 pm - 9:15 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 16mnonstop

7:30 pm - 8:59 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 29mnonstop

$476Delta

Thu, Sep 17 - Fri, Sep 18

10:53 am - 8:12 pmSEA Seattle/Tacoma Intl-BLI Bellingham

9h 19m2 stops Ontario Las Vegas Harry Reid Intl

2:01 pm - 9:42 amBLI Bellingham-SEA Seattle/Tacoma Intl

19h 41m1 stop Las Vegas Harry Reid Intl

$542Multiple Airlines

Fri, Sep 18 - Fri, Sep 25

11:08 pm - 11:59 pmSEA Seattle/Tacoma Intl-EAT Wenatchee Pangborn Field

0h 51mnonstop

3:11 pm - 4:06 pmEAT Wenatchee Pangborn Field-SEA Seattle/Tacoma Intl

0h 55mnonstop

$612American Airlines

Tue, Sep 15 - Sat, Sep 19

9:45 am - 3:00 pmSEA Seattle/Tacoma Intl-GEG Spokane

5h 15m1 stop Sacramento Intl

6:45 pm - 11:45 pmGEG Spokane-SEA Seattle/Tacoma Intl

5h 00m1 stop Sacramento Intl

$659Southwest

Fri, Sep 18 - Sun, Sep 20

Cheap direct flights

Enter your travel dates to find the best prices.

3:51 pm - 4:50 pmSEA Seattle/Tacoma Intl-PDX Portland

0h 59mnonstop

9:31 am - 10:39 amPDX Portland-SEA Seattle/Tacoma Intl

1h 08mnonstop

$102Alaska Airlines

Thu, Oct 1 - Sun, Oct 4

9:05 am - 10:10 amSEA Seattle/Tacoma Intl-PSC Pasco Tri Cities

1h 05mnonstop

1:55 pm - 2:59 pmPSC Pasco Tri Cities-SEA Seattle/Tacoma Intl

1h 04mnonstop

$103Alaska Airlines

Wed, Oct 14 - Sat, Oct 17

10:52 pm - 11:55 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 03mnonstop

7:46 pm - 9:00 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$103Alaska Airlines

Fri, Oct 16 - Mon, Oct 19

1:34 pm - 2:40 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 06mnonstop

4:41 pm - 5:55 pmGEG Spokane-SEA Seattle/Tacoma Intl

1h 14mnonstop

$104Alaska Airlines

Wed, Oct 14 - Wed, Oct 21

10:52 pm - 11:59 pmSEA Seattle/Tacoma Intl-PSC Pasco Tri Cities

1h 07mnonstop

5:20 am - 6:41 amPSC Pasco Tri Cities-SEA Seattle/Tacoma Intl

1h 21mnonstop

$117Delta

Wed, Oct 14 - Sat, Oct 17

10:49 am - 12:02 pmSEA Seattle/Tacoma Intl-PSC Pasco Tri Cities

1h 13mnonstop

5:45 pm - 7:02 pmPSC Pasco Tri Cities-SEA Seattle/Tacoma Intl

1h 17mnonstop

$117Delta

Wed, Oct 14 - Sat, Oct 17

10:49 am - 12:02 pmSEA Seattle/Tacoma Intl-PSC Pasco Tri Cities

1h 13mnonstop

5:20 am - 6:41 amPSC Pasco Tri Cities-SEA Seattle/Tacoma Intl

1h 21mnonstop

$117Delta

Wed, Oct 14 - Sat, Oct 17

10:35 am - 11:46 amSEA Seattle/Tacoma Intl-PDX Portland

1h 11mnonstop

7:00 am - 8:14 amPDX Portland-SEA Seattle/Tacoma Intl

1h 14mnonstop

$297JetBlue

Fri, Oct 2 - Mon, Oct 5

1:30 pm - 2:50 pmSEA Seattle/Tacoma Intl-GEG Spokane

1h 20mnonstop

7:05 am - 8:37 amGEG Spokane-SEA Seattle/Tacoma Intl

1h 32mnonstop

$297JetBlue

Wed, Oct 28 - Sat, Oct 31

5:40 pm - 6:43 pmSEA Seattle/Tacoma Intl-PUW Pullman Moscow Regional

1h 03mnonstop

1:40 pm - 2:55 pmPUW Pullman Moscow Regional-SEA Seattle/Tacoma Intl

1h 15mnonstop

$317American Airlines

Fri, Mar 5 - Sun, Mar 7

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Delta flights from Seattle to State of Washington

Our best Delta deals on Seattle to State of Washington flight tickets

Delta

Oct 2

SEA7:30 amSeattle/Tacoma Intl

1h 13m

PDX8:43 amPortland

Oct 5

PDX5:49 pmPortland

1h 15m

SEA7:04 pmSeattle/Tacoma Intl

$117

Delta

Oct 1

SEA10:50 pmSeattle/Tacoma Intl

1h 04m

PDX11:54 pmPortland

Oct 4

PDX5:49 pmPortland

1h 15m

SEA7:04 pmSeattle/Tacoma Intl

$118

Delta

Oct 2

SEA7:30 amSeattle/Tacoma Intl

1h 13m

PDX8:43 amPortland

Oct 5

PDX5:49 pmPortland

1h 15m

SEA7:04 pmSeattle/Tacoma Intl

$137

Alaska Airlines flights from Seattle to State of Washington

Our best Alaska Airlines deals on Seattle to State of Washington flight tickets

Alaska Airlines

Oct 1

SEA3:51 pmSeattle/Tacoma Intl

0h 59m

PDX4:50 pmPortland

Oct 4

PDX9:31 amPortland

1h 08m

SEA10:39 amSeattle/Tacoma Intl

$102

Alaska Airlines

Oct 16

SEA10:52 pmSeattle/Tacoma Intl

1h 03m

GEG11:55 pmSpokane

Oct 19

GEG7:46 pmSpokane

1h 14m

SEA9:00 pmSeattle/Tacoma Intl

$103

Alaska Airlines

Oct 14

SEA1:34 pmSeattle/Tacoma Intl

1h 06m

GEG2:40 pmSpokane

Oct 21

GEG4:41 pmSpokane

1h 14m

SEA5:55 pmSeattle/Tacoma Intl

$104

momondo Fare Finder

Use the filters below to find and compare flights from Seattle to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Thu 10/1

3:51 pm-4:50 pm

Nonstop0h 59m

Portland

Sun 10/4

9:31 am-10:39 am

Nonstop1h 08m

$102

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Fri 10/16

10:52 pm-11:55 pm

Nonstop1h 03m

Spokane

Mon 10/19

7:46 pm-9:00 pm

Nonstop1h 14m

$103

SeattlePasco

SEA Seattle/Tacoma Intl - PSC Pasco Tri Cities

SEAPSC

Seattle/Tacoma Intl

Wed 10/14

9:05 am-10:10 am

Nonstop1h 05m

Pasco Tri Cities

Sat 10/17

1:55 pm-2:59 pm

Nonstop1h 04m

$103

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Wed 10/14

1:34 pm-2:40 pm

Nonstop1h 06m

Spokane

Wed 10/21

4:41 pm-5:55 pm

Nonstop1h 14m

$104

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Fri 1/22

10:35 pm-11:42 pm

Nonstop1h 07m

Spokane

Sun 1/24

6:20 am-7:55 am

Nonstop1h 35m

$117

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Mon 10/5

7:15 am-8:37 am

Nonstop1h 22m

Spokane

Mon 10/12

7:25 pm-8:50 pm

Nonstop1h 25m

$117

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Fri 10/16

10:43 pm-11:50 pm

Nonstop1h 07m

Spokane

Mon 10/19

5:10 am-6:32 am

Nonstop1h 22m

$117

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Fri 10/2

9:45 pm-1:32 pm

2 stops15h 47m

Portland

Mon 10/5

7:09 am-8:25 am

Nonstop1h 16m

$277

SeattlePortland

SEA Seattle/Tacoma Intl - PDX Portland

SEAPDX

Seattle/Tacoma Intl

Fri 10/2

9:45 pm-8:40 pm

2 stops22h 55m

Portland

Mon 10/5

7:59 pm-9:09 am

1 stop13h 10m

$282

SeattleSpokane

SEA Seattle/Tacoma Intl - GEG Spokane

SEAGEG

Seattle/Tacoma Intl

Wed 10/28

1:30 pm-2:50 pm

Nonstop1h 20m

Spokane

Sat 10/31

7:05 am-8:37 am

Nonstop1h 32m

$297

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 Seattle 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 February is, on average, the cheapest month to fly to State of Washington from Seattle, with most prices found around $177. If you aren’t able to travel to State of Washington during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $179.

What is the cheapest Seattle/Tacoma Intl to Washington flight route?

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

What cabin class options are available on Seattle to State of Washington flights?

There are 4 cabin classes available to choose from on Seattle 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 Seattle to State of Washington flights?

You could potentially save up to 1% on your flight if you consider stops on a Seattle to State of Washington flight.

Cheap Seattle to State of Washington flight deals and tips

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

Best Price Found	$87
Fastest flight time	0h 48m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from Seattle in the past 72 hours is $87. The best round-trip flight deal from Seattle to State of Washington found on momondo in the last 72 hours is $102.

The fastest flight from Seattle to State of Washington takes 0h 48m

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

There are 96 airports in State of Washington. From Seattle there are direct flights to Wenatchee Pangborn Field (EAT), Yakima Air Terminal (YKM), Bellingham (BLI).

Search flight deals

Frequently asked questions about flying from Seattle to Washington

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Washington?
Prices for flights from Seattle/Tacoma Intl Airport to Washington are updated daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Washington?
There are 3 operators available for flights from Seattle/Tacoma Intl Airport to Washington as of September 2026.
How old do you have to be to fly from Seattle/Tacoma Intl 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 Seattle/Tacoma Intl Airport to Washington.
What documentation or ID do you need to fly to Washington?
The necessary travel and health documents for your Washington 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.
What is the most popular plane model from Seattle to State of Washington?
momondo data reveals that the most frequently booked plane model on the route from Seattle to State of Washington is Embraer 170, representing 17.48% of all bookings. The subsequent popular models are Embraer 175 at 16.91%, Boeing 737-700 at 13.18%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 12.61%.

Best airlines flying from Seattle to State of Washington

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $79	Free Cancellation	Rating 7.8 8,568 reviews		Search Delta flights
Alaska Airlines	PriceFrom $97	Free Cancellation	Rating 7.9 12,917 reviews		Search Alaska Airlines flights

Why use momondo?

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

Finding the right flight to Washington from Seattle 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 Seattle to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Washington flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Seattle 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 Seattle to Washington right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seattle to Washington now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington and let you know when they change.