$116 Cheap Flights from Washington (DCA) to Seattle (SEA)

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Cheap Flights from Washington to Seattle (DCA-SEA)

Prices were available within the past 7 days and start at $116 for one-way flights and $253 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
JetBlue Airways
JetBlue Airways
American Airlines
American Airlines
JetBlue Airways
Frontier Airlines
JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
JetBlue Airways
American Airlines
American Airlines
JetBlue Airways
JetBlue Airways
JetBlue Airways
Frontier Airlines
JetBlue Airways
Frontier Airlines
Flights from Washington (DCA) to Seattle (SEA)
Origin airport
Ronald Reagan Washington National
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, United
Roundtrip price
$253
Distance
2322 mi
Average flight time
2 hours 49 mins

Washington to Seattle Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from Washington to Seattle offer the perfect respite. Not only does exploring Seattle provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from Washington to Seattle may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from DCA to SEA today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Seattle are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Seattle more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Seattle is $116 now!

Frequently asked questions

How much is a flight from Ronald Reagan Washington National Airport (DCA) to Seattle - Tacoma Intl. Airport (SEA)?
Round-trip flights from National Airport to Sea-Tac Airport start from $253. This price is based on fares advertised within the last 7 days on Expedia for flights departing within the next year — book today to avoid missing out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from National Airport to Sea-Tac Airport?
The majority of flights can be conveniently canceled online, but whether or not you incur a fee varies between airlines. If you do have to cancel your getaway, follow the easy instructions in the Customer Service Portal.
How do I find cheap flights from Ronald Reagan Washington National Airport (DCA) to Sea-Tac Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Ronald Reagan Washington National Airport (DCA) to Sea-Tac Airport flights, you’ll see a “no change fees” filter for you to select.
How many hours is the flight from National Airport to Seattle - Tacoma Intl. Airport (SEA)?
There are lots of ways to make the 7 hours and 33 minutes between Ronald Reagan Washington National Airport (DCA) and Sea-Tac Airport go by faster. Be productive and organize your camera roll or clear out all those unwanted emails. A nice snooze also helps pass the time!
How far is the flight from DCA to Sea-Tac Airport?
It’s around 2300 mi from Ronald Reagan Washington National Airport (DCA) to Seattle - Tacoma Intl. Airport (SEA), so you’ll be strapped into your seat for a while. Keep yourself entertained with things like your e-reader or the latest bestseller.
Which airlines fly direct from National Airport to Seattle - Tacoma Intl. Airport (SEA)?
Check out the fares with Alaska Airlines (AS) if you want to fly straight from Ronald Reagan Washington National Airport (DCA) to Sea-Tac Airport. This popular carrier operates 60 flights monthly, so you’re sure to find one that suits your schedule.
Are Ronald Reagan Washington National Airport (DCA) to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Late planners can sometimes score a bargain, with some of the cheapest airfares from Ronald Reagan Washington National Airport (DCA) to Seattle - Tacoma Intl. Airport (SEA) showing up a few weeks before the date of departure. If you’d rather book ahead, Expedia compares and updates the best flight deals continually — as early as a year in advance in some cases. It depends on the carrier though, as not all airlines advertise prices that far in advance.
Can I fly from National Airport to Sea-Tac Airport right now?
To see what travel restrictions and quarantine requirements are in place for different citizens flying from DCA to Sea-Tac Airport please visit our COVID 19 travel advisor portal link.

*Available for a fee on select flights. Terms apply.