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

August
September
October
November
December
January
February
March
April

June 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

United Airlines
United Airlines

Washington

12:59

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

11h 19m
ellipse
1 Stop

Seattle

21:18

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£157
American Airlines
American Airlines

Washington

05:00

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

10h 10m
ellipse
1 Stop

Seattle

12:10

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£303
Delta Airlines
Delta Airlines

Washington

16:45

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

10h 21m
ellipse
1 Stop

Seattle

00:06

Seattle

Seattle Tacoma International Airport

Fri, 26 Jun 2026

£319
American Airlines
American Airlines

Washington

11:56

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

09h 11m
ellipse
1 Stop

Seattle

18:07

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£359
United Airlines
United Airlines

Washington

12:59

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

09h 13m
ellipse
1 Stop

Seattle

19:12

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£433
American Airlines
American Airlines

Washington

06:23

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

08h 47m
ellipse
1 Stop

Seattle

12:10

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£444
JetBlue Airways
JetBlue Airways

Washington

14:20

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

11h 29m
ellipse
1 Stop

Seattle

22:49

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£556
Southwest
Southwest

Washington

07:35

Washington

Ronald Reagan Washington National Airport

Thu , 25 Jun 2026

09h 50m
ellipse
1 Stop

Seattle

14:25

Seattle

Seattle Tacoma International Airport

Thu, 25 Jun 2026

£580
ellipse

Early Morning Flight Washington to Seattle

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Cheapest Flight
Found
£303
group
Average Flight
Time
10h 10m
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Date/Time
25 Jun 2026
05:00 AM
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Airlines
American Airlines
Ellipse

Late Night Flight Washington to Seattle

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Cheapest Flight
Found
£319
group
Average Flight
Time
10h 21m
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Date/Time
25 Jun 2026
16:45 PM
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Airlines
Delta 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 07:02.

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 07:02 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 NO
Common Airlines United Airlines, American Airlines, Delta Airlines, JetBlue Airways

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?