What airlines fly to State of Washington?

Alaska Airlines, Delta and Frontier are the top three most popular airlines that fly to State of Washington from United States according to our data. Alaska Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 11 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 United States to Washington?

Frontier, Southwest, and Alaska Airlines are the most popular carriers operating from United States to Washington

How long is the flight from United States to State of Washington?

If you’re flying from a popular airport in United States, such as San Francisco or Los Angeles, and flying into State of Washington, then you can expect flight times to average 1h 59m and 2h 39m, respectively.

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

Prices for flights from United States to Washington were last updated today.

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

As of July 2026, there are 9 operators available to choose from for flights from United States to Washington.

How old do you have to be to fly from United States 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 United States to Washington.

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

The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$56 Cheap Flights from the United States to Washington in 2026

Q: How many flights depart from United States to State of Washington on average per day?

As of July 2026, 366 flights take off from United States and land in State of Washington each day. The most common flight departure time for this route is 7:00PM, with 35% of daily flights taking off at noon.

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Find the cheapest flights from the United States to Washington

Round-trip

One-way

Last minute

Direct

Recent round-trip flight deals from the United States to Washington

Enter your travel dates to find the best prices.

9:59 pm - 11:04 am

SFO

SEA

13h 05m

1 stop

8:53 pm - 10:25 am

SEA

SFO

13h 32m

1 stop

$181Multiple Airlines

Thu, Aug 13 - Mon, Aug 17

6:00 am - 8:08 am

SFO

SEA

2h 08mnonstop

12:05 pm - 2:27 pm

SEA

SFO

2h 22mnonstop

$182Alaska Airlines

Wed, Aug 26 - Thu, Sep 3

10:12 am - 4:32 pm

SFO

SEA

6h 20m

1 stop

7:11 am - 1:12 pm

SEA

SFO

6h 01m

1 stop

$185American Airlines

Wed, Aug 5 - Wed, Aug 12

5:33 am - 2:03 pm

SFO

SEA

8h 30m

1 stop

6:10 am - 12:49 pm

SEA

SFO

6h 39m

1 stop

$189American Airlines

Tue, Aug 11 - Wed, Aug 26

8:53 pm - 11:19 pm

SJC

SEA

2h 26mnonstop

11:10 am - 1:26 pm

SEA

SJC

2h 16mnonstop

$195Delta

Fri, Aug 14 - Sat, Aug 15

3:04 pm - 5:51 pm

LAX

SEA

2h 47mnonstop

8:13 pm - 9:30 am

SEA

LAX

13h 17m

1 stop

$196Frontier

Mon, Aug 3 - Wed, Aug 5

3:04 pm - 5:51 pm

LAX

SEA

2h 47mnonstop

8:53 pm - 9:30 am

SEA

LAX

12h 37m

1 stop

$197Frontier

Wed, Aug 5 - Mon, Aug 10

1:10 pm - 7:15 pm

IAD

SEA

9h 05m

1 stop

11:14 pm - 7:17 am

SEA

IAD

5h 03mnonstop

$316United Airlines

Wed, Sep 16 - Tue, Oct 13

1:20 pm - 4:06 pm

IAD

SEA

5h 46mnonstop

11:04 pm - 7:07 am

SEA

IAD

5h 03mnonstop

$320United Airlines

Wed, Sep 2 - Wed, Sep 2

5:00 pm - 7:27 pm

DFW

SEA

4h 27mnonstop

5:55 pm - 11:55 pm

SEA

DFW

4h 00mnonstop

$322Delta

Sun, Aug 23 - Thu, Sep 3

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JetBlue flights from United States to State of Washington

Our best JetBlue deals on United States to State of Washington flight tickets

JetBlue

Aug 29

BOS7:26 pmBoston Logan Intl

6h 24m

SEA10:50 pmSeattle/Tacoma Intl

Sep 5

SEA11:40 pmSeattle/Tacoma Intl

5h 19m

BOS7:59 amBoston Logan Intl

$306

JetBlue

Sep 5

BOS12:42 pmBoston Logan Intl

11h 26m

1 stop

SEA9:08 pmSeattle/Tacoma Intl

Sep 13

SEA11:55 pmSeattle/Tacoma Intl

5h 24m

BOS8:19 amBoston Logan Intl

$307

JetBlue

Sep 26

BOS6:59 pmBoston Logan Intl

6h 39m

SEA10:38 pmSeattle/Tacoma Intl

Oct 3

SEA11:55 pmSeattle/Tacoma Intl

5h 24m

BOS8:19 amBoston Logan Intl

$309

Delta flights from United States to State of Washington

Our best Delta deals on United States to State of Washington flight tickets

Delta

Aug 14

SJC8:53 pmSan Jose

2h 26m

SEA11:19 pmSeattle/Tacoma Intl

Aug 15

SEA11:10 amSeattle/Tacoma Intl

2h 16m

SJC1:26 pmSan Jose

$195

Delta

Aug 11

SFO2:00 pmSan Francisco

2h 13m

SEA4:13 pmSeattle/Tacoma Intl

Aug 26

SEA7:20 amSeattle/Tacoma Intl

2h 16m

SFO9:36 amSan Francisco

$207

Delta

Aug 3

SFO8:59 pmSan Francisco

2h 20m

SEA11:19 pmSeattle/Tacoma Intl

Aug 12

SEA2:35 pmSeattle/Tacoma Intl

2h 21m

SFO4:56 pmSan Francisco

$216

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Thu 8/13

9:59 pm-11:04 am

1 stop13h 05m

Seattle/Tacoma Intl

Mon 8/17

8:53 pm-10:25 am

1 stop13h 32m

$181

Quickest round-trip

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Wed 8/26

6:00 am-8:08 am

Nonstop2h 08m

Seattle/Tacoma Intl

Thu 9/3

12:05 pm-2:27 pm

Nonstop2h 22m

$182

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Wed 8/5

10:12 am-4:32 pm

1 stop6h 20m

Seattle/Tacoma Intl

Wed 8/12

7:11 am-1:12 pm

1 stop6h 01m

$185

San FranciscoSeattle

SFO - SEA

SFOSEA

San Francisco

Tue 8/11

5:33 am-2:03 pm

1 stop8h 30m

Seattle/Tacoma Intl

Wed 8/26

6:10 am-12:49 pm

1 stop6h 39m

$189

San JoseSeattle

SJC - SEA

SJCSEA

San Jose

Fri 8/14

8:53 pm-11:19 pm

Nonstop2h 26m

Seattle/Tacoma Intl

Sat 8/15

11:10 am-1:26 pm

Nonstop2h 16m

$195

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Mon 8/3

3:04 pm-5:51 pm

Nonstop2h 47m

Seattle/Tacoma Intl

Wed 8/5

8:13 pm-9:30 am

1 stop13h 17m

$196

Los AngelesSeattle

LAX - SEA

LAXSEA

Los Angeles

Wed 8/5

3:04 pm-5:51 pm

Nonstop2h 47m

Seattle/Tacoma Intl

Mon 8/10

8:53 pm-9:30 am

1 stop12h 37m

$197

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Wed 9/16

1:10 pm-7:15 pm

1 stop9h 05m

Seattle/Tacoma Intl

Tue 10/13

11:14 pm-7:17 am

Nonstop5h 03m

$316

Washington, D.C.Seattle

IAD - SEA

IADSEA

Washington, D.C. Dulles Intl

Wed 9/2

1:20 pm-4:06 pm

Nonstop5h 46m

Seattle/Tacoma Intl

Wed 9/2

11:04 pm-7:07 am

Nonstop5h 03m

$320

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Sun 8/23

5:00 pm-7:27 pm

Nonstop4h 27m

Seattle/Tacoma Intl

Thu 9/3

5:55 pm-11:55 pm

Nonstop4h 00m

$322

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 United States 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 January is, on average, the cheapest month to fly to State of Washington from United States, with most prices found around $291. If you aren’t able to travel to State of Washington during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $295.

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

The cheapest day to depart from United States to State of Washington is on a Thursday. Travelers who choose to depart for State of Washington on a Thursday will often find tickets for as low as $288. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from United States to State of Washington for around $377.

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 afternoon when flights can be purchased for as low as $269. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $347 on average. Flights to State of Washington from United States in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest United States to Washington flight route?

Fly from Las Vegas Harry Reid Intl to Bellingham for the best United States - Washington flight prices

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from United States when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $429 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 United States for as low as $367 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between United States to State of Washington.

Cheap United States to State of Washington flight deals and tips

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

Best Price Found	$66
Fastest flight time	0h 30m
Direct flights	Every day
Airports in State of Washington	96 airports

The best one-way flight to State of Washington from United States in the past 72 hours is $66. The best round-trip flight deal from United States to State of Washington found on momondo in the last 72 hours is $119.

The fastest flight from United States to State of Washington takes 0h 30m

Direct flights go from United States to State of Washington every day.

There are 96 airports in State of Washington. From United States there are direct flights to Seattle/Tacoma Intl (SEA).

Search flight deals

Frequently asked questions about flying from the United States to Washington

When did momondo last update prices for flights from United States to Washington?
Prices for flights from United States to Washington were last updated today.
How many operators does momondo search for flights from United States to Washington?
As of July 2026, there are 9 operators available to choose from for flights from United States to Washington.
How old do you have to be to fly from United States 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 United States to Washington.
What documentation or ID do you need to fly to Washington?
The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from United States to State of Washington?
Based on momondo bookings for flights between United States and State of Washington, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 19.90% of the total bookings. Other popular models include Airbus A321neo with 16.22%, Airbus A321-100/200 with 11.41%, and Boeing 737-900 with 10.45%.

Best airlines flying from United States to State of Washington

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

Airline	Rating	Free Cancellation	Price
Allegiant Air	PriceFrom $44	Free Cancellation	Rating 7.3 685 reviews	Search Allegiant Air flights
Frontier	PriceFrom $54	Free Cancellation	Rating 5.6 2,835 reviews	Search Frontier flights
Delta	PriceFrom $69	Free Cancellation	Rating 7.8 8,452 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $78	Free Cancellation	Rating 7.8 2,824 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $97	Free Cancellation	Rating 7.9 12,641 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $97	Free Cancellation	Rating 7.9 4,249 reviews	Search Southwest flights
United Airlines	PriceFrom $117	Free Cancellation	Rating 7.4 9,955 reviews	Search United Airlines flights
JetBlue	PriceFrom $133	Free Cancellation	Rating 7.1 3,013 reviews	Search JetBlue flights
Sun Country Air	PriceFrom $174	Free Cancellation	Rating 6.8 325 reviews	Search Sun Country Air flights
American Airlines	PriceFrom $174	Free Cancellation	Rating 7.1 11,790 reviews	Search American Airlines flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United States to Washington. momondo saves you time and could save you money on your trip.

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

Flights from United States to Washington with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from United States to Washington?

Once all potential United States 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 United States to Washington right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Washington, momondo offers a useful price alert feature which will track prices for flights to Washington from United States and alert you when they change.

An easier way to manage your State of Washington trip

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Cheap flights from the United States to Washington from $92

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Washington departing on 10/6. 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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JetBlue flights from United States to State of Washington

Our best JetBlue deals on United States to State of Washington flight tickets

Delta flights from United States to State of Washington

Our best Delta deals on United States to State of Washington flight tickets

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

See travel insights to Washington from

How to get the cheapest flight ticket from United States to State of Washington

What is the cheapest month to fly to State of Washington?

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

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

What is the cheapest United States to Washington flight route?

How far in advance should I book a flight to State of Washington?

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

Can stopping save me money on United States to State of Washington flights?

What is the cheapest airline that flies from United States to Washington?

What airlines fly to State of Washington?

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

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

How long is the flight from United States to State of Washington?

Cheap United States to State of Washington flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in State of Washington

Frequently asked questions about flying from the United States to Washington

Best airlines flying from United States to State of Washington

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

Why use momondo?

An easier way to manage your State of Washington trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Washington

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