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$161+ Cheap flights from Steamboat Springs, CO to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SEA
Jul 6 — Jul 131
Mon 7/6
Mon 7/13
1 adult, Economy
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Cheap flight deals from Steamboat Springs to Seattle

Cheapest flights from Steamboat Springs to Seattle
Explore the most affordable flight options available from Steamboat Springs to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 6, 2026.

This United Airlines deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:29 pm
HDN
-
SEA
2 stops9h 27m
United Airlines
Wed 11/45:07 am
SEA
-
HDN
1 stop6h 28m
United Airlines
Deal found 6/5$278
This United Airlines deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:05 am
HDN
-
SEA
2 stops9h 34m
United Airlines
Sat 8/225:00 am
SEA
-
HDN
1 stop6h 28m
United Airlines
Deal found 6/4$333
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:20 am
HDN
-
SEA
1 stop6h 15m
Southwest
Wed 11/48:05 am
SEA
-
HDN
2 stops10h 05m
Southwest
Deal found 6/5$348
This United Airlines deal was found by Cheapflights users on 6/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/163:20 pm
HDN
-
SEA
1 stop6h 50m
United Airlines
Sat 6/205:07 am
SEA
-
HDN
1 stop6h 17m
United Airlines
Deal found 6/1$351
This Southwest deal was found by Cheapflights users on 6/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:45 am
HDN
-
SEA
2 stops11h 25m
Southwest
Mon 8/179:10 am
SEA
-
HDN
2 stops9h 05m
Southwest
Deal found 6/5$360
This United Airlines deal was found by Cheapflights users on 6/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:29 pm
HDN
-
SEA
2 stops10h 52m
United Airlines
Sat 10/315:07 am
SEA
-
HDN
1 stop6h 28m
United Airlines
Deal found 6/2$362
This Southwest deal was found by Cheapflights users on 6/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/188:45 am
HDN
-
SEA
2 stops13h 15m
Southwest
Sat 8/225:30 am
SEA
-
HDN
2 stops11h 55m
Southwest
Deal found 6/4$364

Find flight deals from Steamboat Springs to Seattle

Keep the following information in mind while searching for Steamboat Springs to Seattle flight deals. Data was last updated June 6, 2026.

Round-trip from

$278
(United Airlines)

One-way from

$161
(United Airlines)
From Steamboat Springs to Seattle/Tacoma Intl
Search Deals
One-way flight from Steamboat Springs to Seattle/Tacoma Intl
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Steamboat Springs to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 6, 2026.
Use the filters below to find and compare flights from Steamboat Springs to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 10/29

1:29 pm-6:09 pm

1 stop5h 40m

Seattle/Tacoma Intl

Wed 11/4

5:07 am-12:35 pm

1 stop6h 28m

$322

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 8/18

7:05 am-3:39 pm

2 stops9h 34m

Seattle/Tacoma Intl

Sat 8/22

5:00 am-12:28 pm

1 stop6h 28m

$333

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 10/29

8:20 am-1:35 pm

1 stop6h 15m

Seattle/Tacoma Intl

Wed 11/4

8:05 am-7:10 pm

2 stops10h 05m

$348

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 6/16

3:20 pm-9:10 pm

1 stop6h 50m

Seattle/Tacoma Intl

Sat 6/20

5:07 am-12:24 pm

1 stop6h 17m

$351

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Wed 8/12

8:45 am-7:10 pm

2 stops11h 25m

Seattle/Tacoma Intl

Mon 8/17

9:10 am-7:15 pm

2 stops9h 05m

$360

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 10/27

1:29 pm-11:21 pm

2 stops10h 52m

Seattle/Tacoma Intl

Sat 10/31

5:07 am-12:35 pm

1 stop6h 28m

$362

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 8/18

8:45 am-9:00 pm

2 stops13h 15m

Seattle/Tacoma Intl

Sat 8/22

5:30 am-6:25 pm

2 stops11h 55m

$364
Cheapest one-way

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 9/19

7:05 am-4:04 pm

2 stops9h 59m

$161

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 9/19

8:55 am-6:15 pm

1 stop10h 20m

$174

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 8/7

8:15 am-5:35 pm

2 stops10h 20m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Best time to book a flight from Steamboat Springs to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Steamboat Springs with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Steamboat Springs to Seattle

What is the cheapest time of day to fly from ST9 to SEA?

Find hourly flight availability from Steamboat Springs to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2026.

A simple way to save on the total cost of your ticket is to fly from Steamboat Springs to Seattle in the evening. If you’re flexible enough to do this you can expect to save up to 64% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated June 6, 2026.
Get a feel of what it's like to fly with United Airlines from Steamboat Springs to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,777 reviews

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,777 reviews
United Airlines
7.4
Good
9,777 reviews

Food

6.6

Crew

8.1

Overall

7.4

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

Related info for your journey

Find useful and relevant information for your journey from Steamboat Springs to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Steamboat Springs?

    For a flight from Steamboat Springs to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 0 inbound flights from Steamboat Springs per day. 1 airline has flights to Seattle/Tacoma Intl from Steamboat Springs on a regular basis.

  • How long is the flight from Steamboat Springs to Seattle?

    There are many flights that can get you from Steamboat Springs to Seattle in 5h 40m. Fly via United Airlines or Southwest to get the fastest option. Steamboat Springs and Seattle are separated by a distance of 889 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Steamboat Springs to Seattle that include hotel bookings?

    Yes. In addition to deals on Steamboat Springs to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Steamboat Springs to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Steamboat Springs to Seattle.

  • Can I find deals for business class flights from Steamboat Springs to Seattle?

    Yes. Cheapflights offers flight deals from Steamboat Springs to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
Issaquah
Marysville
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Steamboat Springs to Seattle

Discover the top airline that operate flights from Steamboat Springs to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$208Average$443FlexibilityNo cancel feeOn-time69%

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