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$105+ 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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SEA
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap 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 September 16, 2025.

Round-trip from

$245
(United Airlines)

One-way from

$105
(United Airlines)

Popular in

December

Cheapest in

April

Average price

$304
From Steamboat Springs to Seattle/Tacoma Intl
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One-way flight from Steamboat Springs to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 18% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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 10/93:25 pmHDN - SEA
1 stop7h 09mUnited Airlines
Thu 10/165:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/14$245
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/93:25 pmHDN - SEA
1 stop7h 09mUnited Airlines
Fri 10/175:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/14$273
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/13:25 pmHDN - SEA
1 stop7h 09mUnited Airlines
Sun 10/55:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/15$277
This Southwest deal was found by Cheapflights users on 9/15. 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 11/2011:55 amHDN - SEA
1 stop12h 00mSouthwest
Sun 11/235:35 amSEA - HDN
1 stop4h 25mSouthwest
Deal found 9/15$278
This Southwest deal was found by Cheapflights users on 9/14. 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.
Sun 10/122:00 pmHDN - SEA
1 stop7h 30mSouthwest
Mon 10/205:00 amSEA - HDN
1 stop6h 00mSouthwest
Deal found 9/14$433

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 September 16, 2025.
Use the filters below to find and compare flights from Steamboat Springs to Seattle that are best for you.

Fly from

Steamboat Springs

Fly to

Seattle

Route

Depart

Return

Price

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 10/9

3:25 pm-9:34 pm

1 stop7h 09m

Seattle/Tacoma Intl

Fri 10/17

5:00 am-12:29 pm

1 stop6h 29m

$273

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Wed 10/1

3:25 pm-9:34 pm

1 stop7h 09m

Seattle/Tacoma Intl

Sun 10/5

5:00 am-12:29 pm

1 stop6h 29m

$277

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 11/20

11:55 am-10:55 pm

1 stop12h 00m

Seattle/Tacoma Intl

Sun 11/23

5:35 am-11:00 am

1 stop4h 25m

$278

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 2/26

1:29 pm-6:10 pm

1 stop5h 41m

Seattle/Tacoma Intl

Mon 3/2

5:07 am-12:39 pm

1 stop6h 32m

$279

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 10/9

3:25 pm-12:59 am

2 stops10h 34m

Seattle/Tacoma Intl

Thu 10/16

5:00 am-12:29 pm

1 stop6h 29m

$315

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 1/16

3:27 pm-9:15 pm

1 stop6h 48m

$105

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 10/7

1:35 pm-5:53 pm

1 stop5h 18m

$105

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 1/16

12:15 pm-11:15 pm

2 stops12h 00m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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 month to book a flight from Steamboat Springs to Seattle?

Currently, January is the cheapest month in which you can book a flight from Steamboat Springs to Seattle (average of $238). Flying from Steamboat Springs to Seattle in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 September 16, 2025.

When flying from Steamboat Springs to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Steamboat Springs to Seattle?

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 September 16, 2025.
Get a feel of what it's like to fly with Alaska Airlines and 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
United Airlines
7.4
Good
8,924 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

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. 3 airlines have 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 7h 09m. 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.

  • What is the cheapest month to book a flight from Steamboat Springs to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Steamboat Springs to Seattle (average of $238). Flying from Steamboat Springs to Seattle in June is currently the most expensive (average of $387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
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Ocean Shores
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Leavenworth
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Olympia
Kent
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Shoreline

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Top 3 airlines flying from Steamboat Springs to Seattle

Discover the top 3 airlines 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$248Average$383FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$276Average$446FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$308Average$510FlexibilityNo cancel feeOn-time69%

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