Direct flights from Washington (IAD) to Seattle (SEA)

Non-stop flights are serviced by 3 airline(s). A flight duration is 6h 10min
IAD
Washington Dulles International Airport
SEA
Seattle-Tacoma International Airport
Depart
Return
1, Economy
1, Economy
Search flights
route-map
United States
IAD Washington
route-path
United States
SEA Seattle

Distance 2313 miles (3722 km)

Flight time 6h 10min

Low-Cost Non-Stop Flights from Washington Dulles International Airport (IAD) to Seattle-Tacoma International Airport (SEA)

Are you looking for an affordable and convenient way to travel from the East Coast to the Pacific Northwest? Look no further than the non-stop flights from Washington Dulles International Airport (IAD) to Seattle-Tacoma International Airport (SEA). These flights offer a hassle-free journey, allowing you to reach your destination quickly and comfortably.

Airlines Operating on this Route:

  • Alaska Airlines: Known for its excellent service and competitive prices, Alaska Airlines offers multiple non-stop flights between IAD and SEA.
  • United Airlines: As a major carrier, United Airlines also provides non-stop options for travelers looking to fly between these two bustling airports.

Whether you are traveling for business or pleasure, these low-cost non-stop flights provide a convenient way to explore the vibrant city of Seattle or visit the iconic landmarks of Washington, D.C. Enjoy the comfort and convenience of flying directly from Washington Dulles International Airport (IAD) to Seattle-Tacoma International Airport (SEA) with these reputable airlines.

Alaska Airlines

Alaska Airlines business available

Su
Mo
Tu
We
Th
Fr
Sa

business available

1 daily flights

United Airlines

United Airlines business available

Su
Mo
Tu
We
Th
Fr
Sa

business available

1-2 daily flights

Delta Air Lines

Delta Air Lines business available

Su
Mo
Tu
We
Th
Fr
Sa

business available

1 daily flights

Non-stop flights schedule from Washington to Seattle

The Washington Dulles International Airport calendar provides a comprehensive overview of all direct flight departures. With the help of the calendar, you can quickly and easily explore all the available flights to Seattle-Tacoma International Airport. If you find a suitable timetable, simply click on it to access a list of flights. Alternatively, you can make a search to compare and find the best prices for your desired destination.

Flights Schedule

Airline Flight Mon Tue Wed Thu Fri Sat Sun
Alaska Airlines
Alaska Airlines
AS 1110
Su
19:05
Mo
19:05
Tu
19:05
We
19:05
Th
19:05
Fr
19:05
Sa
19:05
United Airlines
United Airlines
UA 1964
Su
08:50
Mo
08:47
Tu
08:47
We
08:50
Th
08:50
Fr
08:40
Sa
08:50
United Airlines
United Airlines
UA 326
Su
17:59
Mo
17:44
Tu
17:44
We
Th
17:59
Fr
17:59
Sa
17:59
Delta Air Lines
Delta Air Lines
DL 1681
Su
17:00
Mo
17:00
Tu
17:00
We
17:00
Th
17:00
Fr
17:00
Sa
17:00

Washington to Seattle non-stop flight price statistics

This graph provides insight into the average prices for direct flights between Washington Dulles International Airport (IAD) and Seattle-Tacoma International Airport (IAD). The prices are based on user searches and are calculated using the cheapest fares found each month for a round-trip ticket with one adult passenger.
It's important to note that these prices are subject to change and may vary based on the availability of data for this particular route. Nonetheless, this information can be an invaluable resource for anyone looking to plan their travels and stay within a specific budget. By utilizing this tool, you can gain valuable insights into the most cost-effective times to travel and secure the best possible deals on flights between these two destinations.

€478 Approximately

€664 Jan
€537 Feb
€564 Mar
€610 Apr
€580 May
€613 Jun
€591 Jul
€471 Aug
€272 Sep
€272 Oct
€290 Nov
€272 Dec
The estimated cost for a flight from Washington Dulles International Airport (IAD) and Seattle-Tacoma International Airport (IAD)
Washington Dulles International Airport

Departing from Washington Dulles International Airport (IAD)

Washington Dulles International (IAD) is a large airport in United States.

Show all flights from IAD →
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Seattle-Tacoma International Airport

Arriving to Seattle-Tacoma International Airport (SEA)
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Seattle Tacoma International (SEA) is a large airport in United States.

Show all flights from SEA →

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Excursions & Activities in Washington

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Aircrafts flying on this route

The following is a list of aircraft types utilized on this route, along with their corresponding seat capacity and available classes.
  • airplane

    Boeing 737-900 (winglets) Passenger/BBJ3

    Alaska Airlines
    178 seats (all economy)
  • airplane

    Boeing 737-800 (winglets) Passenger/BBJ2

    Alaska Airlines
    174 seats (all economy)
  • airplane

    Boeing 757-200 Passenger

    United Airlines
    192 seats (all economy)
  • airplane

    Boeing 737-900 Passenger

    United Airlines
    179 seats (all economy)
  • airplane

    Boeing 737MAX 9 Passenger

    United Airlines
    178 seats (all economy)
  • airplane

    Code 223

    Delta Air Lines
    130 seats (all economy)

Washington to Seattle: Flight information

Here are some key points to keep in mind before your trip:
  • ticket

    Cheapest flight found

    272€
  • clock

    Average flight time

    6:10 h
  • checkmark-calendar

    Cheapest month for a flight

    September
  • send

    Most popular airline

    Alaska Airlines
  • regular-calendar

    Flights per week

    21

Frequently asked questions (FAQ)

What is the duration of the flight from Washington to Seattle?

Usually, it takes 6h 10min to fly from Washington Dulles International Airport (IAD) to Seattle-Tacoma International Airport (SEA)

How many airlines provide direct flights between Washington Dulles International Airport and Seattle-Tacoma International Airport?

3 airline(s): Alaska Airlines, United Airlines, Delta Air Line make direct flights to Seattle-Tacoma International Airport (SEA).

How much does it usually cost to fly from Washington to Seattle?

You can fly directly from Washington Dulles International Airport and Seattle-Tacoma International Airport for only 273€ if you book in September. A non-stop flight will cost you 667€ in January, when flight prices are higher.

What is the most popular airline on this route?

The most well-known airline operating direct flights between Washington to Seattle is Alaska Airlines.

How far is it to fly between Washington to Seattle?

The shortest distance is 3722 kilometers.

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