Seattle, WA SEA to Dulles International Airport IAD flight with United

Wed, Aug 26
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Journey information

Overview: Seattle, WA to Dulles International Airport flight

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Take a flight from Seattle, WA to Dulles International Airport and enjoy the approximately 2300 miles (3703 km) long journey. Find schedules and pricing options for a convenient and affordable trip.

Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information
Distance
2300 miles (3703 km)
Average flight duration
4h 57m
Fares are the lowest economy prices found on Omio. Early booking often means lower prices. Prices change daily and are subject to availability. Discount cards, coach trips, and booking fees are not included.
Price information

Why should you book Seattle, WA to Dulles International Airport flights with Omio?

United operates all flights services from Seattle, WA to Dulles International Airport.
Omio is an official ticket reseller for all your travel options from Seattle, WA to Dulles International Airport.

Why book with Omio vs United?

  • Designed for International Travelers: Omio is in your language including 24/7 customer service and offers multiple payment options, including PayPal, credit cards, and bank transfer, in your preferred currency.

Airlines: United from Seattle, WA to Dulles International AirportFind the best flights between Seattle, WA to Dulles International Airport with Omio's travel partners United. We can find you the best deals, schedules and tickets when comparing and booking the best trip.

United

About
United Airlines, established in 1926, is a major U.S. airline headquartered in Chicago, Illinois. Operating an extensive domestic and international network, United serves more destinations than any other airline, connecting travelers across six continents. The airline's eight hubs include Chicago–O'Hare, Denver, Houston–Intercontinental, Los Angeles, Newark, San Francisco, Washington–Dulles, and Guam. As a founding member of the Star Alliance, United offers a comprehensive range of services, including regional flights through United Express, catering to both leisure and business travelers. The airline is committed to sustainability, investing in sustainable aviation fuel and innovative technologies to reduce its environmental impact.
Luggage & cancellation policy
Average Duration
7h 50m
Cheapest Price
kr4435
United frequency
33 a day
Luggage included
Carry-on baggage allowance is 7kg total (2 pieces max. ) for both Choice and Flex fares on United Airlines and Virgin Australia flights.
Additional luggage
Excess baggage fees apply for additional checked luggage beyond the standard allowance.
Luggage storage
Both airlines provide checked baggage services for storing luggage during flights.
Cancellation Policy
Cancellation fees apply per person, per booking, with specific fees for different fare types.
Refund
Not applicable to flights; however, full refunds are available if flights are canceled by the airline.
Pregnant on board
Pregnant passengers are permitted to travel, with specific guidelines and medical certificates required after a certain gestational period.
Unaccompagned minor
Unaccompanied minors are permitted to travel, with specific age restrictions and services provided.
Amenities on board the airplane
Wifi
Food sold onboard
Meals and snacks are included on international flights operated by United Airlines and Virgin Australia.
Seat reservation
Seat selection may incur additional fees, depending on the fare type and airline.
Toilets
USB plugs
Accessibility
United Airlines and Virgin Australia offer services to and within Australia, providing accessible travel options for passengers with mobility needs.
Bikes
Both airlines permit bicycles onboard, with specific guidelines and fees.
Pets
United Airlines and Virgin Australia allow pets onboard, subject to specific policies and fees.
Learn more about United

FAQs: Seattle, WA to Dulles International Airport Flight

Find answers to the most common questions about traveling from Seattle, WA to Dulles International Airport by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Dulles International Airport, this guide helps you travel smarter and with confidence.

FAQs
There are {frequency} flights a day from Seattle, WA to Dulles International Airport which require at least one change with {providers}. Schedules can vary on holidays or weekends with fewer flights.
When taking a flight from Seattle, WA to Dulles International Airport, you can count on United for the best way to get you to Dulles International Airport. You can also check all possible airlines who offer a service between Seattle, WA and Dulles International Airport and compare the amenities they offer before buying a plane ticket.
Yes, you can take a between Seattle, WA and Dulles International Airport.
Since neither Seattle, WA nor Dulles International Airport are in the Schengen Area, passport requirements depend on the specific immigration rules of United States and United States. Entry and visa requirements can be subject to change. For the latest information, check with your destination's embassy or consulate.
There is a time difference of 3 h between Seattle, WA and Dulles International Airport all year round.
We recommend using the flight as it is the most popular way to get from Seattle, WA to Dulles International Airport among Omio's users.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from Seattle, WA to Dulles International Airport

Most Seattle, WA to Dulles International Airport flights use the Seattle-Tacoma International Airport to Ronald Reagan National Airport airport pair. Use this guide to compare Seattle, WA and Dulles International Airport airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in Seattle
Arrival airports in Washington
Seattle-Tacoma International Airport (SEA)17801 Intertiol Blvd, Seattle, WA 98158, USAWifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rental
City-centre transport

Getting to Seattle-Tacoma International Airport from Seattle city centre

Bus124 · 20m · kr35
Dungeness Line · 39m · kr255
570 · 41m · kr35 · every ~1 min
Dungeness Line · 56m · kr267
Tram1 Line · 44m · kr35 · every ~14 min
1 Line · 45m · kr35 · every ~14 min
ShuttleI-5 Corridor Southbound, Anacortes Southbound · 25m · kr81

Seattle-Tacoma International Airport airport facilities and services

Seattle-Tacoma International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.

Food and drink

Food options include: Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located throughout the terminal, including near baggage claim and ticketingas.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Seattle-Tacoma International Airport: Parking, Taxis, WC.

Bike and car services

Available at Seattle-Tacoma International Airport: Car Rental.

Accessibility

Accessibility facilities are available at Seattle-Tacoma International Airport: Elevators, ramps.

Shops, hotels and contact

Nearby hotels include Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport..

More about Seattle-Tacoma International Airport

More options for your journey from Seattle, WA to Dulles International Airport

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