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 $174 One Way, $297 Round Trip

Prices starting at $297 for return flights and $174 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.

Wed, Dec 9 - Thu, Dec 17
IAD
Washington
SEA
Seattle
$297 Roundtrip, found 4 hours ago
$297
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Wed, Dec 9 from Washington to Seattle, returning Thu, Dec 17, priced at $297 found 4 hours ago
Sat, Dec 5 - Mon, Dec 7
IAD
Washington
SEA
Seattle
$297 Roundtrip, found 3 days ago
$297
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Dec 5 from Washington to Seattle, returning Mon, Dec 7, priced at $297 found 3 days ago
Fri, Dec 4 - Mon, Dec 7
IAD
Washington
SEA
Seattle
$307 Roundtrip, found 1 hour ago
$307
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Fri, Dec 4 from Washington to Seattle, returning Mon, Dec 7, priced at $307 found 1 hour ago
Sat, Dec 5 - Mon, Dec 7
IAD
Washington
SEA
Seattle
$313 Roundtrip, found 3 days ago
$313
Roundtrip
found 3 days ago
Select United flight, departing Sat, Dec 5 from Washington to Seattle, returning Mon, Dec 7, priced at $313 found 3 days ago
Sat, Dec 5 - Mon, Dec 7
IAD
Washington
SEA
Seattle
$318 Roundtrip, found 3 days ago
$318
Roundtrip
found 3 days ago
Select United flight, departing Sat, Dec 5 from Washington to Seattle, returning Mon, Dec 7, priced at $318 found 3 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
$118 nightly
The price is $135 total per night from Nov 6 to Nov 7
$135 total
Nov 6 - Nov 7
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 breakfast and the restaurant ...
9.2/10 Wonderful! (7,791 reviews)
"Room was perfect and restaurant in the same parking lot was perfect and delicious"

Reviewed on Nov 5, 2026

Coast Gateway Hotel
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
$84 nightly
The price is $97 total per night from Nov 9 to Nov 10
$97 total
Nov 9 - Nov 10
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 helpful staff and the ...
SureStay Hotel by Best Western SeaTac Airport North
Quality Inn SeaTac Airport-Seattle

Quality Inn SeaTac Airport-Seattle

2.5 out of 5
2900 S 192nd St SeaTac WA
$63 nightly
The price is $73 total per night from Dec 1 to Dec 2
$73 total
Dec 1 - Dec 2
Total with taxes and fees
Book a stay at this business-friendly hotel in SeaTac. Enjoy free breakfast, free WiFi, and a free airport shuttle. Our guests praise the breakfast and the helpful ...
Quality Inn SeaTac Airport-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.

Hotels In Seattle

The Paramount Hotel

The Paramount Hotel

3.5 out of 5
724 Pine St Seattle WA
$129 nightly
The price is $152 total per night from Nov 8 to Nov 9
$152 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in Seattle. Enjoy free WiFi, 2 restaurants, and breakfast (surcharge). Our guests praise the restaurant and the helpful ...
9.2/10 Wonderful! (3,811 reviews)
"First time staying here, didn’t realize the rooms were that small, especially how expensive the hotel and parking was. Amenities, not sure there were any. You might want to put some color down in the lobby, very plain and sparse. The location was good because we were seeing a show at the Paramount ..."

Reviewed on Nov 5, 2026

The Paramount Hotel
The Belltown Inn

The Belltown Inn

2.5 out of 5
2301 3rd Avenue Seattle WA
$94 nightly
The price is $111 total per night from Nov 23 to Nov 24
$111 total
Nov 23 - Nov 24
Total with taxes and fees
Book a stay at this business-friendly hotel in Seattle. Enjoy free WiFi, a rooftop terrace, and free bicycles on site. Our guests praise the helpful staff and ...
9.4/10 Exceptional! (5,218 reviews)
"Perfect location"

Reviewed on Nov 4, 2026

The Belltown Inn
Mediterranean Inn

Mediterranean Inn

3 out of 5
425 Queen Anne Ave N Seattle WA
$126 nightly
The price is $149 total per night from Dec 6 to Dec 7
$149 total
Dec 6 - Dec 7
Total with taxes and fees
Book a stay at this business-friendly hotel in Seattle. Enjoy free WiFi, a rooftop terrace, and a 24-hour fitness center. Our guests praise the helpful staff ...
9.4/10 Exceptional! (6,280 reviews)
"always a pleasure staying there"

Reviewed on Nov 4, 2026

Mediterranean Inn
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 Nov 8 to Nov 9
$83 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, free parking, and a free airport shuttle. Our guests praise the clean rooms in our reviews. ...
7/10 Good! (2,003 reviews)
"My experience with this hotel was extremely disappointing. The airport shuttle failed to pick me up as expected, leaving me without the transportation I was supposed to have. I tried calling the hotel multiple times for assistance, but the staff repeatedly hung up on me instead of helping resolve ..."

Reviewed on Nov 4, 2026

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
$63 nightly
The price is $73 total per night from Nov 10 to Nov 11
$73 total
Nov 10 - Nov 11
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! (4,918 reviews)
"The red roof inn is an affordable overnight stay for an early flight. The staff is kind & efficient. The beds are clean, the TV works. It has a good iron & the coffee is good! The free airport shuttle is a huge plus."

Reviewed on Nov 4, 2026

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
$63 nightly
The price is $71 total per night from Nov 23 to Nov 24
$71 total
Nov 23 - Nov 24
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 ...
7.6/10 Good! (1,442 reviews)
"The parking lot was horrible had trouble parking at night , there was homeless people in the lobby and people making loud noise in the hallway a dog barking for a while and doors where open from the building with no security seem nice in the pictures but it’s a cheap hotel"

Reviewed on Nov 3, 2026

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
$63 nightly
The price is $73 total per night from Nov 10 to Nov 11
$73 total
Nov 10 - Nov 11
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! (4,918 reviews)
"The red roof inn is an affordable overnight stay for an early flight. The staff is kind & efficient. The beds are clean, the TV works. It has a good iron & the coffee is good! The free airport shuttle is a huge plus."

Reviewed on Nov 4, 2026

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
$63 nightly
The price is $71 total per night from Nov 23 to Nov 24
$71 total
Nov 23 - Nov 24
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 ...
7.6/10 Good! (1,442 reviews)
"The parking lot was horrible had trouble parking at night , there was homeless people in the lobby and people making loud noise in the hallway a dog barking for a while and doors where open from the building with no security seem nice in the pictures but it’s a cheap hotel"

Reviewed on Nov 3, 2026

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 Nov 8 to Nov 9
$83 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in SeaTac. Enjoy free WiFi, free parking, and a free airport shuttle. Our guests praise the clean rooms in our reviews. ...
7/10 Good! (2,003 reviews)
"My experience with this hotel was extremely disappointing. The airport shuttle failed to pick me up as expected, leaving me without the transportation I was supposed to have. I tried calling the hotel multiple times for assistance, but the staff repeatedly hung up on me instead of helping resolve ..."

Reviewed on Nov 4, 2026

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
$134 nightly
The price is $156 total per night from Nov 22 to Nov 23
$156 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this family-friendly hotel in Bellevue. Enjoy free breakfast, free WiFi, and room service. Our guests praise the breakfast and the helpful staff ...
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
$125 nightly
The price is $143 total per night from Nov 20 to Nov 21
$143 total
Nov 20 - Nov 21
Total with taxes and fees
Stay at this 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. Popular ...
8.6/10 Excellent! (1,005 reviews)
"Great hotel to stay with the family. Heated pool for the kids. Too bad no hot tub. Nice gym. Close to everything like Cheesecake factory! Would definitely come back here. Washroom doesn't have a fan but the room comes with a big fridge and kitchen. Walking distance to target. What else can you ask ..."

Reviewed on Nov 4, 2026

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
$151 nightly
The price is $178 total per night from Nov 22 to Nov 23
$178 total
Nov 22 - Nov 23
Total with taxes and fees
Book a stay at this boutique hotel in Seattle. Enjoy breakfast (surcharge), a fitness center, and parking (surcharge). Our guests praise the bar and the helpful ...
9.6/10 Exceptional! (2,365 reviews)
"Disappointed in the "amenities". IF you are not there during certain times, you do not get your "welcome drink." Secondly, if you dont drink wine, your choices are gross sparkling water or pineapple infused water. No longer can you pick something from the cooler at any time. So not what you pay for. ..."

Reviewed on Nov 5, 2026

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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