Cheap flights from IAD to SEA (Washington Dulles Intl. to Seattle - Tacoma Intl.)

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Cheap Flights from IAD to SEA starting at $111 One Way, $199 Round Trip

Prices starting at $199 for return flights and $111 for one-way flights to Seattle - Tacoma Intl. were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 19 - Thu, Feb 26
IAD
Washington
SEA
Seattle
$199 Roundtrip, just found
$199
Roundtrip
just found
Select Alaska Airlines flight, departing Thu, Feb 19 from Washington to Seattle, returning Thu, Feb 26, priced at $199 just found
Fri, Feb 13 - Tue, Feb 17
IAD
Washington
SEA
Seattle
$199 Roundtrip, found 3 days ago
$199
Roundtrip
found 3 days ago
Select United flight, departing Fri, Feb 13 from Washington to Seattle, returning Tue, Feb 17, priced at $199 found 3 days ago
Tue, Jan 6 - Wed, Jan 14
IAD
Washington
SEA
Seattle
$199 Roundtrip, found 6 days ago
$199
Roundtrip
found 6 days ago
Select Delta flight, departing Tue, Jan 6 from Washington to Seattle, returning Wed, Jan 14, priced at $199 found 6 days ago
Fri, Dec 12 - Sat, Jan 24
IAD
Washington
SEA
Seattle
$203 Roundtrip, found 4 hours ago
$203
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Dec 12 from Washington to Seattle, returning Sat, Jan 24, priced at $203 found 4 hours ago
Fri, Jan 16 - Sun, Jan 18
IAD
Washington
SEA
Seattle
$205 Roundtrip, found 4 days ago
$205
Roundtrip
found 4 days ago
Select United flight, departing Fri, Jan 16 from Washington to Seattle, returning Sun, Jan 18, priced at $205 found 4 days ago

Hotel Ideas near Seattle - Tacoma Intl.

Airport Hotels near Seattle - Tacoma Intl.

Coast Gateway Hotel

Coast Gateway Hotel

3.5 out of 5
18415 International Blvd, SeaTac, WA
The price is $123 total per night from Nov 13 to Nov 14
$123 total
per night
Nov 13 - Nov 14
Stay at this 3.5-star business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the restaurant ...
9.2/10 Wonderful! (7,741 reviews)
Excellent staff

Reviewed on Nov 6, 2025

Coast Gateway Hotel
Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA

3 out of 5
3100 South 192nd Street, SeaTac, WA
The price is $97 total per night from Dec 5 to Dec 6
$97 total
per night
Dec 5 - Dec 6
Stay at this 3-star business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
8.8/10 Excellent! (6,154 reviews)
Clean, newly remodeled, great breakfast area.

Reviewed on Nov 7, 2025

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
SureStay Hotel by Best Western SeaTac Airport North

SureStay Hotel by Best Western SeaTac Airport North

3.5 out of 5
3000 S 176th St, SeaTac, WA
The price is $96 total per night from Dec 1 to Dec 2
$96 total
per night
Dec 1 - Dec 2
Stay at this 3.5-star business-friendly hotel in SeaTac. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the ...
7.8/10 Good! (1,956 reviews)
Just what we needed, perfect being right by airport, wasn’t booked went last minute not realizing how long our layover was. Staff was great, super easy with a shuttle going out every 15 mins to airport 24/7 exactly what we needed to make it to our flight on time!! Vending machines saved us in middle ...

Reviewed on Nov 7, 2025

SureStay Hotel by Best Western SeaTac Airport North
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In Seattle

The Paramount Hotel

The Paramount Hotel

3.5 out of 5
724 Pine St, Seattle, WA
The price is $122 total per night from Nov 25 to Nov 26
$122 total
per night
Nov 25 - Nov 26
Stay at this 3.5-star business-friendly hotel in Seattle. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the restaurant and the ...
9.2/10 Wonderful! (3,249 reviews)
I had a nice stay. Staff was helpful and the room kept clean. Bathrobes are scratchy and the bed should be replaced. Otherwise, good stay.

Reviewed on Nov 10, 2025

The Paramount Hotel
citizenM Seattle Pioneer Square

citizenM Seattle Pioneer Square

4 out of 5
60 Yesler Way, Seattle, WA
The price is $135 total per night from Dec 1 to Dec 2
$135 total
per night
Dec 1 - Dec 2
Stay at this 4-star hotel in Seattle. Enjoy breakfast (surcharge), a 24-hour front desk, and satellite TV channels. Our guests praise the breakfast and the helpful ...
9.2/10 Wonderful! (3,859 reviews)
Very clean and quiet facility. Great location.

Reviewed on Nov 11, 2025

citizenM Seattle Pioneer Square
Executive Hotel Pacific

Executive Hotel Pacific

3 out of 5
400 Spring St, Seattle, WA
The price is $116 total per night from Dec 11 to Dec 12
$116 total
per night
Dec 11 - Dec 12
Stay at this hotel in Seattle. Enjoy free WiFi, breakfast (surcharge), and a 24-hour fitness center. Our guests praise the helpful staff and the clean rooms ...
7.8/10 Good! (3,999 reviews)
Check in was great. Fast.

Reviewed on Nov 8, 2025

Executive Hotel Pacific
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Seattle Hotels With Airport Transportation

Ramada by Wyndham SeaTac Airport

Ramada by Wyndham SeaTac Airport

2.5 out of 5
16720 International Blvd, SeaTac, WA
The price is $92 total per night from Nov 13 to Nov 14
$92 total
per night
Nov 13 - Nov 14
Book a stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the restaurant and the clean ...
6.4/10 (1,955 reviews)
Everything was great.As far as bang for your buck they are awesome.We usually stay in much more expensive hotels but we will definitely be staying at Ramada hotels again when we travel if they are in the city we are traveling to

Reviewed on Nov 9, 2025

Ramada by Wyndham SeaTac Airport
Red Roof Inn Seattle Airport - SEATAC

Red Roof Inn Seattle Airport - SEATAC

2 out of 5
16838 International Boulevard, SeaTac, WA
The price is $75 total per night from Nov 16 to Nov 17
$75 total
per night
Nov 16 - Nov 17
Stay at this hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.8/10 Good! (4,747 reviews)
The manager at the front desk was so kind. She printed out some medical papers for me that I needed before going to a hospital. The staff also was very nice.

Reviewed on Nov 6, 2025

Red Roof Inn Seattle Airport - SEATAC
Days Inn by Wyndham Seatac Airport

Days Inn by Wyndham Seatac Airport

2 out of 5
19015 International Blvd, SeaTac, WA
The price is $75 total per night from Nov 14 to Nov 15
$75 total
per night
Nov 14 - Nov 15
Book a stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
7.4/10 Good! (1,197 reviews)
It’s fine.

Reviewed on Nov 6, 2025

Days Inn by Wyndham Seatac Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced Seattle Hotels

Red Roof Inn Seattle Airport - SEATAC

Red Roof Inn Seattle Airport - SEATAC

2 out of 5
16838 International Boulevard, SeaTac, WA
The price is $75 total per night from Nov 16 to Nov 17
$75 total
per night
Nov 16 - Nov 17
Stay at this hotel in SeaTac. Enjoy free WiFi, a free airport shuttle, and a fitness center. Our guests praise the helpful staff and the clean rooms in our reviews. ...
7.8/10 Good! (4,747 reviews)
The manager at the front desk was so kind. She printed out some medical papers for me that I needed before going to a hospital. The staff also was very nice.

Reviewed on Nov 6, 2025

Red Roof Inn Seattle Airport - SEATAC
Days Inn by Wyndham Seatac Airport

Days Inn by Wyndham Seatac Airport

2 out of 5
19015 International Blvd, SeaTac, WA
The price is $75 total per night from Nov 14 to Nov 15
$75 total
per night
Nov 14 - Nov 15
Book a stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean rooms ...
7.4/10 Good! (1,197 reviews)
It’s fine.

Reviewed on Nov 6, 2025

Days Inn by Wyndham Seatac Airport
Ramada by Wyndham SeaTac Airport

Ramada by Wyndham SeaTac Airport

2.5 out of 5
16720 International Blvd, SeaTac, WA
The price is $92 total per night from Nov 13 to Nov 14
$92 total
per night
Nov 13 - Nov 14
Book a stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the restaurant and the clean ...
6.4/10 (1,955 reviews)
Everything was great.As far as bang for your buck they are awesome.We usually stay in much more expensive hotels but we will definitely be staying at Ramada hotels again when we travel if they are in the city we are traveling to

Reviewed on Nov 9, 2025

Ramada by Wyndham SeaTac Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in Seattle

Embassy Suites by Hilton Seattle Bellevue

Embassy Suites by Hilton Seattle Bellevue

3.5 out of 5
3225 158th Avenue SE, Bellevue, WA
The price is $144 total per night from Nov 23 to Nov 24
$144 total
per night
Nov 23 - Nov 24
Stay at this 3.5-star business-friendly hotel in Bellevue. Enjoy free breakfast, room service, and a fitness center. Our guests praise the breakfast and the ...
8.4/10 Very Good! (1,000 reviews)

Families like: Indoor pool, cribs, free breakfast for the whole family, laundry

Travelers say...
We love this hotel

Reviewed on Nov 6, 2025

Embassy Suites by Hilton Seattle Bellevue
Homewood Suites by Hilton Lynnwood Seattle Everett, WA

Homewood Suites by Hilton Lynnwood Seattle Everett, WA

3 out of 5
18123 Alderwood Mall Pkwy, Lynnwood, WA
The price is $145 total per night from Nov 20 to Nov 21
$145 total
per night
Nov 20 - Nov 21
Stay at this 3-star hotel in Lynnwood. Enjoy free breakfast, free WiFi, and a 24-hour fitness center. Our guests praise the breakfast and the pool in our reviews. ...
8.4/10 Very Good! (1,001 reviews)
Clean room, courteous staff. House keeping was not very responsive - we asked for a water kettle and never got it. Also we wanted our room cleaned and beddings changed after our first night but was told house keeping was only every other day. Since we booked only two nights, we went went without ...

Reviewed on Nov 4, 2025

Homewood Suites by Hilton Lynnwood Seattle Everett, WA
Staypineapple, The Maxwell Hotel, Seattle Center Seattle

Staypineapple, The Maxwell Hotel, Seattle Center Seattle

3.5 out of 5
300 Roy St, Seattle, WA
The price is $158 total per night from Nov 25 to Nov 26
$158 total
per night
Nov 25 - Nov 26
Stay at this 3.5-star boutique hotel in Seattle. Enjoy a fitness center, parking (surcharge), and a 24-hour front desk. Our guests praise the bar and the helpful ...
9.4/10 Exceptional! (2,021 reviews)
Perfect location

Reviewed on Nov 8, 2025

Staypineapple, The Maxwell Hotel, Seattle Center Seattle
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

IAD to SEA Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
IAD Address & GPS
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA Code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time Zone:
America/New_York
SEA Address & GPS
Address:
Seattle WA, 98158
United States
IATA Code:
SEA
Longitude:
-122.301732
Latitude:
47.443839
Time Zone:
America/Los_Angeles

Frequently asked questions

Are there non-stop flights from IAD to SEA?
If you're hoping to get from IAD to SEA in the quickest possible time, you're in luck — there are 3 airlines which advertise direct services. These are some of the most popular:

  • Delta Air Lines
  • United Airlines
  • Alaska Airlines

What is the shortest flight from IAD to Sea-Tac Airport?
Amassed a decent amount of air points? If so, then take the opportunity to upgrade your seat on your Washington to Seattle journey. With a minimum flight time of 13 hours and 8 minutes, you'll want to be as comfortable as you can.
How many hours flight from Dulles Intl. Airport to Sea-Tac Airport?
It typically takes about 13 hours and 12 minutes to travel from Washington Dulles Intl. Airport (IAD) to Sea-Tac Airport. You'll be in the air for some time, so think about bringing some entertainment, like a book or some movies.
What airlines have the most flights from Washington Dulles Intl. Airport (IAD) to Sea-Tac Airport?
What do you take into account when deciding who to travel with — fantastic service? Tickets that don't cost an arm and a leg? There are several carriers advertising flights between Washington Dulles Intl. Airport (IAD) and SEA to pick from. Take a look at Delta Air Lines (DL), one of the more well-known options which provides 91 flights every month. Also check out the deals available with United Airlines (UA). Offering 86 flights each month between Washington and Seattle, they'll make sure your journey is just as pleasurable as the destination.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

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