HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seattle

$141+ 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 5/29. Fares are subject to change and may not be available on all flights or dates of travel.
ASE — SEA
Apr 21 — Apr 281
Tue 4/21
Tue 4/28
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Steamboat Springs to Seattle with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 March 22, 2026.

This United Airlines deal was found by Cheapflights users on 3/19. 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.
Fri 4/33:25 pm
HDN
-
SEA
1 stop6h 41m
United Airlines
Tue 4/75:00 am
SEA
-
HDN
1 stop6h 40m
United Airlines
Deal found 3/19$305
This United Airlines deal was found by Cheapflights users on 3/17. 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.
Sat 5/27:10 am
HDN
-
SEA
2 stops13h 38m
United Airlines
Tue 5/512:51 pm
SEA
-
HDN
1 stop6h 26m
United Airlines
Deal found 3/17$346
This United Airlines deal was found by Cheapflights users on 3/19. 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 4/281:40 pm
HDN
-
SEA
1 stop5h 20m
United Airlines
Wed 4/295:00 am
SEA
-
HDN
1 stop6h 40m
United Airlines
Deal found 3/19$351
This Southwest deal was found by Cheapflights users on 3/19. 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.
Fri 4/311:40 am
HDN
-
SEA
2 stops10h 10m
Southwest
Tue 4/78:25 am
SEA
-
HDN
2 stops10h 25m
Southwest
Deal found 3/19$473
This Southwest deal was found by Cheapflights users on 3/21. 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.
Mon 4/68:10 am
HDN
-
SEA
2 stops10h 10m
Southwest
Fri 4/108:00 am
SEA
-
HDN
1 stop10h 10m
Southwest
Deal found 3/21$494
This Southwest deal was found by Cheapflights users on 3/19. 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.
Sat 6/277:50 am
HDN
-
SEA
2 stops12h 05m
Southwest
Wed 7/16:30 am
SEA
-
HDN
2 stops11h 50m
Southwest
Deal found 3/19$496

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 March 22, 2026.

Round-trip from

$305
(United Airlines)

One-way from

$141
(United Airlines)

Popular in

July

Cheapest in

October

Average price

$278
From Steamboat Springs to Seattle/Tacoma Intl
Search Deals
One-way flight from Steamboat Springs to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($142 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
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 March 22, 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

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 5/2

7:10 am-7:48 pm

2 stops13h 38m

Seattle/Tacoma Intl

Tue 5/5

12:51 pm-8:17 pm

1 stop6h 26m

$346
Quickest round-trip

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 4/28

1:40 pm-6:00 pm

1 stop5h 20m

Seattle/Tacoma Intl

Wed 4/29

5:00 am-12:40 pm

1 stop6h 40m

$351

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 4/3

11:40 am-7:15 pm

1 stop8h 35m

Seattle/Tacoma Intl

Tue 4/7

8:25 am-7:50 pm

2 stops10h 25m

$478
Cheapest one-way

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 5/29

1:20 pm-9:59 pm

2 stops9h 39m

$141

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 5/12

1:40 pm-6:00 pm

1 stop5h 20m

$196

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Mon 4/20

1:40 pm-9:46 am

1 stop21h 06m

$234

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 5/28

3:20 pm-9:10 pm

1 stop6h 50m

$241

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 3/28

11:00 am-9:40 pm

2 stops11h 40m

$246

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Mon 4/20

8:40 am-7:05 pm

1 stop11h 25m

$252
Quickest one-way

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 3/28

5:29 pm-7:21 pm

Nonstop2h 52m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

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 month to book a flight from Steamboat Springs to Seattle?

Currently, October is the cheapest month in which you can book a flight from Steamboat Springs to Seattle (average of $208). Flying from Steamboat Springs to Seattle in December is currently the most expensive (average of $582). 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 March 22, 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 March 22, 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
9,455 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,455 reviews
United Airlines
7.4
Good
9,455 reviews

Crew

8.1

Entertainment

7.1

Comfort

7.3

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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. 2 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 13h 38m. Fly via United Airlines to get the fastest option. Steamboat Springs and Seattle are separated by a distance of 889 mi.

  • 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, October is the cheapest month in which you can book a flight from Steamboat Springs to Seattle (average of $208). Flying from Steamboat Springs to Seattle in December is currently the most expensive (average of $582). 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
Tacoma
Ocean Shores
Olympia
Kent
Lynnwood
Edmonds
Lacey
Renton
Puyallup
Kirkland
Ellensburg
Tukwila
Fife
Lakewood
Aberdeen
Shoreline
Marysville
Centralia
Federal Way

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Steamboat Springs to Seattle

Discover the top 2 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 March 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$208Average$385FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$383FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.