Question 1

What days are nonstop flights available from Washington, D.C. to Seattle?

Accepted Answer

Nonstop flights are available for this route on the following days: Wednesday, Thursday, Friday, Saturday.

Question 2

How many flights depart from Washington, D.C. to Seattle on average per day?

Accepted Answer

On average 14 flights depart from Washington, D.C. to Seattle per day.
Morning (6am - Noon) - 57% of flight departures
Afternoon (Noon - 6pm) - 36% of flight departures
Evening (6pm - Midnight) - 7% of flight departures

Question 3

How long is the flight from Washington, D.C. to Seattle?

Accepted Answer

There are many flights that can get you from Washington, D.C. to Seattle in 12h 58m. Fly via Frontier or Spirit Airlines to get the fastest option. There are 2313 mi between Washington, D.C. and Seattle. Both multi-stop and nonstop flights can be found to your destination and back.

Question 4

What are the cheapest airlines flying from Washington, D.C. to Seattle round-trip?

Accepted Answer

According to our current data, Frontier ($223), and Spirit Airlines ($257) offers the cheapest pricing from Washington, D.C. to Seattle. You may be able to fly from Washington, D.C. to Seattle for 44% less than the average price by searching for these airlines.

Question 5

What are the cheapest airlines to fly from Washington, D.C. to Seattle one-way?

Accepted Answer

For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $118. Users have also found prices from $123 and $125 on Frontier and Delta, respectively.

Question 6

E

Accepted Answer

Currently, December is the cheapest month in which you can book a flight from Washington, D.C. to Seattle (average of $244). Flying from Washington, D.C. to Seattle in July is currently the most expensive (average of $408). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$247

February

$254

March

$288

April

$295

May

$317

June

$407

July

$408

August

$343

September

$278

October

$257

November

$258

December

$244

Question 7

When is the best time to book a flight from Washington, D.C. to Seattle?

Accepted Answer

The best time to book flights from Washington, D.C. to Seattle is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Question 8

When is the cheapest time to fly from Washington, D.C. to Seattle?

Accepted Answer

Travelers seeking maximum savings on their Washington, D.C. to Seattle flight should consider departing on Monday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 9

How recently were the Washington, D.C. to Seattle flight deals updated?

Accepted Answer

The Washington, D.C. to Seattle flight deals you see on this page were last updated on 4/23.

Question 10

What are the most popular airlines that fly from Washington, D.C. to Seattle?

Accepted Answer

When booking a flight from Washington, D.C. to Seattle, you may want to consider flying on Undisclosed Carrier, American Airlines or Alaska Airlines as they are the most popular for this route.

Question 11

What are the most popular routes from Washington, D.C. to Seattle?

Accepted Answer

The most popular flight routes from Washington, D.C. to Seattle are Washington, D.C. Dulles Intl - Seattle/Tacoma Intl, Washington, D.C. Reagan-National - Seattle/Tacoma Intl and Baltimore/Washington - Seattle/Tacoma Intl.

Question 12

What are the cheapest flights from Washington, D.C. to Seattle?

Accepted Answer

Looking for the cheapest flight from Washington, D.C. to Seattle? While on average our users pay $792, our data indicates the cheapest price to be $144. The most popular route (Washington, D.C. Dulles Intl - Seattle/Tacoma Intl), is priced around $277.

Question 13

What are the most reliable airlines from Washington, D.C. to Seattle?

Accepted Answer

Consider Air Tahiti Nui (93%), Japan Airlines (92%) or United Airlines (91%) when booking your flight. These represent the most reliable airlines when flying from Washington, D.C. to Seattle.

Question 14

Can I find flights from Washington, D.C. to Seattle for under $300 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Washington, D.C. to Seattle for under $300. The cheapest flight booked recently is on Frontier for just $223, but on average you can expect to pay $242.

Question 15

Are there nonstop flights from Washington, D.C. to Seattle for under $300 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Washington, D.C. to Seattle under $300. A good price for a nonstop flight from Washington, D.C. to Seattle is less than $313.

Question 16

Are there last-minute flights available from Washington, D.C. to Seattle for under $200?

Accepted Answer

There are currently 20+ open flights from Washington, D.C. to Seattle within the next 7 days for less than $200.

Question 17

Where are the most common layover locations when flying from Washington, D.C. to Seattle?

Accepted Answer

Of the flights from Washington, D.C. to Seattle that have layovers, most of them stop in Denver.

Question 18

Where are the least popular layover locations for Washington, D.C. to Seattle flights?

Accepted Answer

Washington, D.C. to Seattle flights have a layover in Chicago the least frequently.

Question 19

What are some popular things to do or see while on a layover in Denver?

Accepted Answer

The majority of Denver visitors spend their time at Coors Field, 16th Street Mall, and Civic Center Park. Coors Field, 16th Street Mall, and Civic Center Park can be visited by traveling about 18.4 mi, 18.7 mi, and 18.7 mi respectively from Denver Intl. Travelers can rent a car at Denver Intl for an average daily rate of $47 to make sightseeing during their layover a little easier.

Question 20

What is the cheapest day to fly round-trip from Washington, D.C. to Seattle?

Accepted Answer

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 21% on the overall cost on flights from Washington, D.C. to Seattle.

Question 21

How far in advance should I book a flight from Washington, D.C. to Seattle?

Accepted Answer

Find a great deal and save up to 72% by booking at least 27 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Washington, D.C. to Seattle within the next two weeks, with the cheapest ticket starting at $462.

Question 22

What is the cheapest month to fly from Washington, D.C. to Seattle?

Accepted Answer

January can be a great time to fly to Seattle from Washington, D.C. with a flight ticket averaging about $404. Cheapflights users have found deals in the month of January for as cheap as $109. The most expensive prices can be found in the month of June.

Question 23

When is the cheapest time to fly from Washington, D.C. to Seattle (WAS - SEA)?

Accepted Answer

It’s typically best to fly out from Washington, D.C. to Seattle at noon. Doing so could potentially save you 28% on the flight price compared to flying in the morning, which is usually more expensive.

Question 24

What airport do you fly into for flights to Seattle from Washington, D.C.?

Accepted Answer

Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly into when you book flights from Washington, D.C. to Seattle. 9 airlines have flights to Seattle/Tacoma Intl from Washington, D.C. on a regular basis. Booking flights from Washington, D.C. to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 19 inbound flights from Washington, D.C. per day.

Question 25

Accepted Answer

One of the most popular airlines traveling from Washington, D.C. to Seattle is Frontier. Flights from Frontier traveling this route typically cost $484.00 RT. This price is typically 33% cheaper than other airlines that offer Washington, D.C. to Seattle flights. When booking this route, the cheapest RT price found was $168. Washington, D.C. Dulles Intl Airport is the most common Washington, D.C. airport to take off from when flying to Seattle. Seattle/Tacoma Intl Airport is the most popular arrival airport in Seattle. When flying from Washington, D.C. to Seattle, Frontier flights are 13% more popular than any other airline flying that same route.

Question 26

Accepted Answer

If you’re traveling from Washington, D.C. to Seattle, one of the more common airlines traveling that route is American Airlines. Flights from American Airlines traveling this route typically cost $443.80 RT. This price is typically 62% more expensive than other airlines that offer Washington, D.C. to Seattle flights. When booking this route, the cheapest RT price found was $139. The most popular departure airport in Washington, D.C. when flying to Seattle is Washington, D.C. Dulles Intl Airport. The most popular airport to fly into when visiting Seattle is Seattle/Tacoma Intl Airport. When flying from Washington, D.C. to Seattle, American Airlines flights are 11% more popular than any other airline flying that same route.

Question 27

What does IAD to SEA mean?

Accepted Answer

This is defined as Washington, D.C. Dulles Intl Airport (IAD) and Seattle/Tacoma Intl Airport (SEA). Codes like Seattle/Tacoma Intl Airport are often used to just call airports uniquely. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight route and their unique identifiers/IATA codes.

Question 28

Can I find deals for flights from Washington, D.C. to Seattle that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Washington, D.C. to Seattle flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 29

Can I find deals on flights from Washington, D.C. to Seattle with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Washington, D.C. to Seattle flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 30

Can I find deals for flights from Washington, D.C. to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Washington, D.C. to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 31

How can I find direct flights from Washington, D.C. to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Seattle.

Question 32

Can I find deals for business class flights from Washington, D.C. to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from Washington, D.C. to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 33

Can I find deals for flights from Washington, D.C. to Seattle that allow pets onboard?

Accepted Answer

Many airlines flying from Washington, D.C. to Seattle offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 34

Can I find deals on last-minute flights from Washington, D.C. to Seattle?

Accepted Answer

Yes, you can often find last-minute deals on Washington, D.C. to Seattle flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 35

How does Cheapflights help users find flights from Washington, D.C. to Seattle?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Washington, D.C. today with Cheapflights!

Question 36

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C. to Seattle?

Accepted Answer

Cheapflights helps you find that perfect flight to Seattle from Washington, D.C. by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 37

Can Cheapflights find flights from Washington, D.C. to Seattle with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Washington, D.C. to Seattle flexibly with Cheapflights today.

Question 38

Can Cheapflights notify me if prices for flights from Washington, D.C. to Seattle become cheaper?

Accepted Answer

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Washington, D.C. today and book when prices fit your budget.

Popular in	June
Cheapest in	January
Round-trip from	$244
One-way from	$148

Airline	Cheapest	Average	Flexibility	On-time
JetBlue	Cheapest$119	Average$260	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights
Frontier	Cheapest$122	Average$270	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Delta	Cheapest$139	Average$444	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
Spirit Airlines	Cheapest$159	Average$303	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
Alaska Airlines	Cheapest$168	Average$484	FlexibilityNo cancel fee	On-time75%	Search Alaska Airlines flights
Sun Country Air	Cheapest$170	Average$434	FlexibilityNo cancel fee	On-time83%	Search Sun Country Air flights
United Airlines	Cheapest$176	Average$458	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
American Airlines	Cheapest$225	Average$460	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

1%of flight departures	Early morningMidnight to 6 am
24%of flight departures	Morning6 am to noon
69%of flight departures	AfternoonNoon to 6 pm
6%of flight departures	Evening6 pm to midnight

Sunday	20daily flights
Monday	21daily flights
Tuesday	17daily flights
Wednesday	18daily flights
Thursday	18daily flights
Friday	22daily flights
Saturday	19daily flights

Cheap flights from Washington, D.C. (WAS) to Seattle (SEA) from $118

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

The best prices from Washington, D.C. to Seattle/Tacoma Intl are usually found in January or February, booked 26 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

Cheap flight deals from Washington, D.C. to Seattle

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Washington, D.C. to Seattle?

How far in advance should I book a flight from Washington, D.C. to Seattle?

What is the cheapest month to fly from Washington, D.C. to Seattle?

When is the cheapest time to fly from Washington, D.C. to Seattle (WAS - SEA)?

Cheap Frontier flights from Washington, D.C. to Seattle

Consider these cheap Frontier flights we've found departing from Washington, D.C. to Seattle. Make sure to double check the flight details before booking.

Cheap American Airlines flights from Washington, D.C. to Seattle

To aid your search, here are some of the cheapest American Airlines flights we've found from Washington, D.C. to Seattle. Deals frequently update to provide users with more options.

Cheap Washington, D.C. to Seattle flights in April & May 2024

Find cheap flight options from Washington, D.C. to Seattle specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,086,534 searches. Prices were last updated on April 23, 2024.

Scroll through some of the best deals on flights from Washington, D.C. to Seattle in 2024. Check back in a little while for more flight options.

Washington, D.C. to Seattle 2024 flight deals

Discover exclusive flight deals for travel between Washington, D.C. and Seattle in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,086,534 searches. Data last updated April 23, 2024.

Scroll through some of the best deals on flights from Washington, D.C. to Seattle in 2024. Check back in a little while for more flight options.

Non-stop flights to Seattle from Washington, D.C.

Take a look at some of the direct flights traveling from Washington, D.C. to Seattle in the near future. If you're looking for other options for flights from Washington, D.C. to Seattle, make sure to update the search form at the top of page.

Washington, D.C. to Seattle flights leaving soon

Check out these flights departing soon from Washington, D.C. to Seattle. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.

One-way flights to Seattle from Washington, D.C.

Some of the best available deals we've found on one-way flights from Washington, D.C. to Seattle. Users in need of a round-trip flight from Washington, D.C. to Seattle instead should update the search form at the top of page.

Find flights from Washington, D.C. to Seattle within your budget

When is the best time to book a flight from Washington, D.C. to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Seattle. Price data was last updated on January 28, 2024.

The best time to book flights from Washington, D.C. to Seattle is 26 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

When is the cheapest time to fly from Washington, D.C. to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Seattle. Price data was last updated on April 21, 2024.

Average price of flights to Seattle by month

Plan your trip from Washington, D.C. to Seattle by taking into account the cheapest months to travel. The average price of a one-way flight from Washington, D.C. to Seattle is currently $124 while a round-trip flight costs $276. Price data was last updated on April 21, 2024.

Temperature and rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing Seattle

See what other customers who have flown with Frontier, American Airlines and Alaska Airlines from Washington, D.C. to Seattle have to say. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Seattle from Washington, D.C.?

Can I find flights from Washington, D.C. to Seattle for under $300 on Cheapflights?

Are there nonstop flights from Washington, D.C. to Seattle for under $300 on Cheapflights?

Are there last-minute flights available from Washington, D.C. to Seattle for under $200?

What days are nonstop flights available from Washington, D.C. to Seattle?

How many flights depart from Washington, D.C. to Seattle on average per day?

How long is the flight from Washington, D.C. to Seattle?

What are the cheapest airlines flying from Washington, D.C. to Seattle round-trip?

What are the cheapest airlines to fly from Washington, D.C. to Seattle one-way?

What are the most popular routes from Washington, D.C. to Seattle?

What are the most popular airlines that fly from Washington, D.C. to Seattle?

What are the most reliable airlines from Washington, D.C. to Seattle?

What are the cheapest flights from Washington, D.C. to Seattle?

What does IAD to SEA mean?

Where are the most common layover locations when flying from Washington, D.C. to Seattle?

What are some popular things to do or see while on a layover in Denver?

Where are the least popular layover locations for Washington, D.C. to Seattle flights?

Can I find deals for flights from Washington, D.C. to Seattle that include extra baggage allowance?

Can I find deals on flights from Washington, D.C. to Seattle with specific airlines?

Can I find deals for flights from Washington, D.C. to Seattle that include hotel bookings?

How can I find direct flights from Washington, D.C. to Seattle?

Can I find deals for business class flights from Washington, D.C. to Seattle?

Can I find deals for flights from Washington, D.C. to Seattle that allow pets onboard?

Can I find deals on last-minute flights from Washington, D.C. to Seattle?

How recently were the Washington, D.C. to Seattle flight deals updated?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Washington, D.C. to Seattle on these airlinesChoose from the following airlines for your flight from Washington, D.C. to Seattle. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2024.

Choose from the following airlines for your flight from Washington, D.C. to Seattle. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2024.

Top 8 airlines flying from Washington, D.C. to Seattle

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Find flights from Washington, D.C. to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Washington, D.C. to Seattle

Find hourly flight availability from Washington, D.C. to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 23, 2024.

Weekly flight availability from Washington, D.C. to Seattle

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Fly from Washington, D.C. to Seattle on these airlines
Choose from the following airlines for your flight from Washington, D.C. to Seattle. Flights are based on user searches made on Cheapflights and were last updated on April 23, 2024.