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Washington To Seattle Flights

  • One-Way
  • Round-Trip
  • Multi-City

From

Indira Gandhi International Airport

To

Chhatrapati Shivaji International Airport

DEPARTURE DATE

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Friday

Return Date

Book a round trip
to save more

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TRAVELLER & CLASS

1 Traveller

Economy

September
October
November
December
January
February
March
April
August

September is by far the best month, wherein you can get cheapest flights for Washington to Seattle. Meanwhile, is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.

disclDisclaimer - All the above-mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Best Flight From Washington To Seattle

Cheapest
Delta Airlines
Delta Airlines

DCA

16:59

Washington

Ronald Reagan Washington National Airport

Tue , 30 Sep 2025

05h 41m
ellipse
Non Stop

SEA

19:40

Seattle

Seattle Tacoma International Airport

Tue, 30 Sep 2025

£117
Delta Airlines
Delta Airlines

DCA

16:59

Washington

Ronald Reagan Washington National Airport

Wed , 01 Oct 2025

05h 41m
ellipse
Non Stop

SEA

19:40

Seattle

Seattle Tacoma International Airport

Wed, 01 Oct 2025

£143
JetBlue Airways
JetBlue Airways

DCA

13:35

Washington

Ronald Reagan Washington National Airport

Tue , 30 Sep 2025

11h 35m
ellipse
2 Stop

SEA

22:10

Seattle

Seattle Tacoma International Airport

Tue, 30 Sep 2025

£170
Hawaiian Airlines
Hawaiian Airlines

DCA

08:00

Washington

Ronald Reagan Washington National Airport

Tue , 30 Sep 2025

05h 53m
ellipse
Non Stop

SEA

10:53

Seattle

Seattle Tacoma International Airport

Tue, 30 Sep 2025

£206
Hawaiian Airlines
Hawaiian Airlines

DCA

17:06

Washington

Ronald Reagan Washington National Airport

Mon , 22 Sep 2025

05h 50m
ellipse
Non Stop

SEA

19:56

Seattle

Seattle Tacoma International Airport

Mon, 22 Sep 2025

£207
Hawaiian Airlines
Hawaiian Airlines

DCA

08:00

Washington

Ronald Reagan Washington National Airport

Thu , 02 Oct 2025

05h 53m
ellipse
Non Stop

SEA

10:53

Seattle

Seattle Tacoma International Airport

Thu, 02 Oct 2025

£233
Alaska Airlines
Alaska Airlines

DCA

17:06

Washington

Ronald Reagan Washington National Airport

Fri , 03 Oct 2025

05h 50m
ellipse
Non Stop

SEA

19:56

Seattle

Seattle Tacoma International Airport

Fri, 03 Oct 2025

£276
American Airlines
American Airlines

DCA

12:25

Washington

Ronald Reagan Washington National Airport

Fri , 03 Oct 2025

08h 04m
ellipse
1 Stop

SEA

17:29

Seattle

Seattle Tacoma International Airport

Fri, 03 Oct 2025

£284
Delta Airlines
Delta Airlines

DCA

16:59

Washington

Ronald Reagan Washington National Airport

Sun , 28 Sep 2025

05h 41m
ellipse
Non Stop

SEA

19:40

Seattle

Seattle Tacoma International Airport

Sun, 28 Sep 2025

£731
American Airlines
American Airlines

DCA

22:45

Washington

Ronald Reagan Washington National Airport

Sun , 28 Sep 2025

13h 36m
ellipse
1 Stop

SEA

09:21

Seattle

Seattle Tacoma International Airport

Mon, 29 Sep 2025

£864
American Airlines
American Airlines

DCA

12:25

Washington

Ronald Reagan Washington National Airport

Sun , 28 Sep 2025

08h 04m
ellipse
1 Stop

SEA

17:29

Seattle

Seattle Tacoma International Airport

Sun, 28 Sep 2025

£944
ellipse

Early Morning Flight Washington to Seattle

wallet
Cheapest Flight
Found
£206
group
Average Flight
Time
05h 53m
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Date/Time
30 Sep 2025
08:00 AM
plane
Airlines
Hawaiian Airlines
Ellipse

Late Night Flight Washington to Seattle

wallet
Cheapest Flight
Found
£207
group
Average Flight
Time
05h 50m
calendar
Date/Time
22 Sep 2025
17:06 PM
plane
Airlines
Hawaiian Airlines

Flights from Washington to Seattle with Easemytrip

Flying from Washington to Seattle has never been easier. Whether you’re planning a short business trip, a weekend getaway, or reconnecting with family and friends, Easemytrip brings you the best deals, seamless booking, and flexible options for this popular flight route. Our platform is built to help travellers like you compare flight prices, explore direct and connecting options, and find the perfect departure time — all within a few clicks.

The air route between Washington to Seattle is one of the most frequently travelled, offering reliable services from top airlines and excellent connectivity between Ronald Reagan Washington National Airport (DCA) and Seattle Tacoma International Airport (SEA). You can expect a flight distance of approximately 3738 km, and most direct services cover it in around 04:26.

Let’s take a closer look at everything you need to know before booking your flight from Washington to Seattle.

Travel Overview: Washington to Seattle

Flight Details Information
Route Distance 3738 km
Average Flight Time 04:26 hrs
Departure Airport Ronald Reagan Washington National Airport (DCA)
Arrival Airport Seattle Tacoma International Airport (SEA)
Cabin Classes Available Economy Class, Premium Economy, Business Class, First Class
Direct Flights YES
Common Airlines Delta Airlines, JetBlue Airways, Hawaiian Airlines, Alaska Airlines

The route is serviced regularly by both full-service and budget airlines, catering to all types of travellers — from those looking for no-frills budget options to those preferring business and first-class comfort. If you're flying for business, early morning weekday flights are a great choice, while leisure travellers often opt for weekend and evening departures.

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FAQs about flights from Washington to Seattle

Are there direct flights from Washington to Seattle?

How early should I book?

Which airlines offer the most frequent service?

Is it cheaper to fly round-trip or one-way?

Can I mix airlines for departure and return?

Is it possible to change or cancel my booking after confirmation?

Can I book additional baggage or in-flight services in advance?