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 $115 One Way, $222 Round Trip

Prices starting at $222 for return flights and $115 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, Dec 4 - Sun, Dec 7
IAD
Washington
SEA
Seattle
$222 Roundtrip, found 3 days ago
$222
Roundtrip
found 3 days ago
Select Southwest Airlines flight, departing Thu, Dec 4 from Washington to Seattle, returning Sun, Dec 7, priced at $222 found 3 days ago
Sat, Nov 1 - Mon, Nov 17
IAD
Washington
SEA
Seattle
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Sat, Nov 1 from Washington to Seattle, returning Mon, Nov 17, priced at $239 found 4 days ago
Sat, Feb 14 - Sun, Feb 15
IAD
Washington
SEA
Seattle
$239 Roundtrip, just found
$239
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Feb 14 from Washington to Seattle, returning Sun, Feb 15, priced at $239 just found
Sat, Jan 24 - Tue, Jan 27
IAD
Washington
SEA
Seattle
$239 Roundtrip, found 21 hours ago
$239
Roundtrip
found 21 hours ago
Select United flight, departing Sat, Jan 24 from Washington to Seattle, returning Tue, Jan 27, priced at $239 found 21 hours ago
Sat, Jan 24 - Tue, Jan 27
IAD
Washington
SEA
Seattle
$239 Roundtrip, found 21 hours ago
$239
Roundtrip
found 21 hours ago
Select Delta flight, departing Sat, Jan 24 from Washington to Seattle, returning Tue, Jan 27, priced at $239 found 21 hours 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
$112 nightly
The price is $128 total per night from Nov 2 to Nov 3
$128 total
Nov 2 - Nov 3
Total with taxes and fees
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! (7,713 reviews)
Seattle 2025
"Conveniently located to SeaTac Airport. Free shuttle bus to and from airport. We were warmly greeted and welcomed to the hotel by Leaha who made the check in process painless. She provided a recommendation for a restaurant that shares a parking lot with the hotel - Sharps Roasthouse as well as instructions ..."

Reviewed on Oct 15, 2025

Coast Gateway Hotel
Red Roof Inn Seattle Airport - SEATAC

Red Roof Inn Seattle Airport - SEATAC

2 out of 5
16838 International Boulevard, SeaTac, WA
$65 nightly
The price is $75 total per night from Nov 1 to Nov 2
$75 total
Nov 1 - Nov 2
Total with taxes and fees
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! (4,696 reviews)
"The AC worked great. Comfortable room"

Reviewed on Oct 9, 2025

Red Roof Inn Seattle Airport - SEATAC
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
$89 nightly
The price is $102 total per night from Nov 1 to Nov 2
$102 total
Nov 1 - Nov 2
Total with taxes and fees
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! (6,137 reviews)
"This was our first stay at the property and we WILL return. Not only was the price very reasonable, but customer service was off the charts! Let’s starts with staff! They were interactive and knowledgeable. I witnessed them quickly moving, sometimes jogging, to get things done. The day, afternoon, ..."

Reviewed on Oct 14, 2025

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

Hyatt Regency Seattle

Hyatt Regency Seattle

4 out of 5
808 Howell St, Seattle, WA
$149 nightly
The price is $176 total per night from Nov 15 to Nov 16
$176 total
Nov 15 - Nov 16
Total with taxes and fees
Stay at this 4-star eco-certified hotel in Seattle. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the bar and the helpful staff ...
9.4/10 Exceptional! (4,512 reviews)
"Great location!"

Reviewed on Oct 16, 2025

Hyatt Regency Seattle
The Paramount Hotel

The Paramount Hotel

3.5 out of 5
724 Pine St, Seattle, WA
$134 nightly
The price is $158 total per night from Nov 16 to Nov 17
$158 total
Nov 16 - Nov 17
Total with taxes and fees
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! (3,222 reviews)
"I like the location to walk where we wanted to go . The hotel was very nice and staff accommodated us well."

Reviewed on Oct 15, 2025

The Paramount Hotel
citizenM Seattle Pioneer Square

citizenM Seattle Pioneer Square

4 out of 5
60 Yesler Way, Seattle, WA
$134 nightly
The price is $158 total per night from Nov 16 to Nov 17
$158 total
Nov 16 - Nov 17
Total with taxes and fees
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! (3,763 reviews)
"Nice hotel. Central"

Reviewed on Oct 13, 2025

citizenM Seattle Pioneer Square
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
$72 nightly
The price is $83 total per night from Oct 17 to Oct 18
$83 total
Oct 17 - Oct 18
Total with taxes and fees
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 (1,958 reviews)
"Overall safe, convenient location."

Reviewed on Oct 12, 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
$65 nightly
The price is $75 total per night from Nov 1 to Nov 2
$75 total
Nov 1 - Nov 2
Total with taxes and fees
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! (4,696 reviews)
"The AC worked great. Comfortable room"

Reviewed on Oct 9, 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
$62 nightly
The price is $70 total per night from Oct 27 to Oct 28
$70 total
Oct 27 - Oct 28
Total with taxes and fees
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! (1,174 reviews)
"Clean room and the desk clerk that checked us in was very friendly, gave us restaurant suggestions and went above & beyond to retrieve a phone charger & necklace I had left after checking out, called me back within minutes to let me know they were there and brought them to the front desk so I could ..."

Reviewed on Oct 15, 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
$65 nightly
The price is $75 total per night from Nov 1 to Nov 2
$75 total
Nov 1 - Nov 2
Total with taxes and fees
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! (4,696 reviews)
"The AC worked great. Comfortable room"

Reviewed on Oct 9, 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
$62 nightly
The price is $70 total per night from Oct 27 to Oct 28
$70 total
Oct 27 - Oct 28
Total with taxes and fees
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! (1,174 reviews)
"Clean room and the desk clerk that checked us in was very friendly, gave us restaurant suggestions and went above & beyond to retrieve a phone charger & necklace I had left after checking out, called me back within minutes to let me know they were there and brought them to the front desk so I could ..."

Reviewed on Oct 15, 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
$72 nightly
The price is $83 total per night from Oct 17 to Oct 18
$83 total
Oct 17 - Oct 18
Total with taxes and fees
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 (1,958 reviews)
"Overall safe, convenient location."

Reviewed on Oct 12, 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
$139 nightly
The price is $161 total per night from Oct 31 to Nov 1
$161 total
Oct 31 - Nov 1
Total with taxes and fees
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! (1,014 reviews)
Awesome!
"Friendly staff, great rooms, good location"

Reviewed on Oct 12, 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
$130 nightly
The price is $149 total per night from Oct 23 to Oct 24
$149 total
Oct 23 - Oct 24
Total with taxes and fees
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! (1,008 reviews)
"The room was clean and welcoming."

Reviewed on Oct 12, 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
$134 nightly
The price is $158 total per night from Nov 11 to Nov 12
$158 total
Nov 11 - Nov 12
Total with taxes and fees
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! (2,009 reviews)
"It was nice."

Reviewed on Oct 14, 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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