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$105+ Cheap flights from Hayden, CO to Seattle (HDN - 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 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
HDN — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Hayden to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hayden (HDN) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$209
(United Airlines)

One-way from

$105
(United Airlines)

Popular in

August

Cheapest in

April

Average price

$569
From Hayden Yampa Valley to Seattle/Tacoma Intl
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One-way flight from Hayden Yampa Valley to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 19% potential increase in price ($113 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($11 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 Hayden to Seattle

Cheapest flights from Hayden to Seattle
Explore the most affordable flight options available from Hayden to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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 10/11:35 pmHDN - SEA
1 stop5h 18mUnited Airlines
Sun 10/58:30 amSEA - HDN
1 stop4h 57mUnited Airlines
Deal found 9/9$209
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/33:25 pmHDN - SEA
1 stop7h 09mUnited Airlines
Mon 10/65:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/9$246
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/21:35 pmHDN - SEA
2 stops10h 40mUnited Airlines
Sun 10/56:35 amSEA - HDN
2 stops12h 28mUnited Airlines
Deal found 9/10$256
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/101:35 pmHDN - SEA
1 stop5h 18mUnited Airlines
Mon 10/135:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/9$259
This United Airlines deal was found by Cheapflights users on 9/10. 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.
Sun 10/127:33 amHDN - SEA
1 stop7h 10mUnited Airlines
Mon 10/206:35 amSEA - HDN
2 stops12h 31mUnited Airlines
Deal found 9/10$278
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/301:35 pmHDN - SEA
2 stops8h 40mUnited Airlines
Sat 10/45:00 amSEA - HDN
1 stop6h 29mUnited Airlines
Deal found 9/9$284

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hayden 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 11, 2025.
Use the filters below to find and compare flights from Hayden to Seattle that are best for you.

Fly from

Hayden

Fly to

Seattle

Route

Depart

Return

Price

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Wed 10/1

1:35 pm-5:53 pm

1 stop5h 18m

Seattle/Tacoma Intl

Sun 10/5

8:30 am-2:27 pm

1 stop4h 57m

$209

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 10/2

1:35 pm-5:53 pm

1 stop5h 18m

Seattle/Tacoma Intl

Sun 10/5

5:00 am-12:29 pm

1 stop6h 29m

$209

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 10/3

3:25 pm-9:34 pm

1 stop7h 09m

Seattle/Tacoma Intl

Mon 10/6

5:00 am-12:29 pm

1 stop6h 29m

$246

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Fri 10/10

1:35 pm-5:53 pm

1 stop5h 18m

Seattle/Tacoma Intl

Mon 10/13

5:00 am-12:29 pm

1 stop6h 29m

$259

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sun 10/12

7:33 am-1:43 pm

1 stop7h 10m

Seattle/Tacoma Intl

Mon 10/20

6:35 am-8:06 pm

2 stops12h 31m

$278

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Thu 2/26

3:20 pm-9:12 pm

1 stop6h 52m

Seattle/Tacoma Intl

Mon 3/2

6:30 am-3:56 pm

1 stop8h 26m

$279

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Tue 9/30

1:35 pm-9:15 pm

2 stops8h 40m

Seattle/Tacoma Intl

Sat 10/4

5:00 am-12:29 pm

1 stop6h 29m

$284

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 1/24

2:50 pm-9:12 pm

1 stop7h 22m

$105

HaydenSeattle

HDN - SEA

HDNSEA

Hayden Yampa Valley

Sat 1/24

7:45 pm-9:47 pm

Nonstop3h 02m

$155

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Hayden to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Hayden 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 Hayden to Seattle

What is the cheapest month to book a flight from Hayden, Colorado to Seattle?

Currently, January is the cheapest month in which you can book a flight from Hayden, Colorado to Seattle (average of $238). Flying from Hayden, Colorado to Seattle in June is currently the most expensive (average of $388). 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 HDN to SEA?

Find hourly flight availability from Hayden 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 11, 2025.

It’s optimal to fly from Hayden, Colorado to Seattle in the afternoon. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight at noon.

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 11, 2025.
Read through reviews of airlines operating flights from Hayden to Seattle, such as Alaska Airlines, Southwest, and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

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

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Southwest
8.0
Very good
4,248 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

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
8,937 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

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 Hayden to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Hayden, Colorado to Seattle?

    Airlines like United Airlines fly from Hayden, Colorado to Seattle in about 5h 18m. The time it takes to get you to your destination can typically vary by up to . Hayden, Colorado and Seattle are separated by a distance of 889 mi.

  • What are the cheapest airlines flying from Hayden, Colorado to Seattle round-trip?

    According to our current data, Southwest ($269), Alaska Airlines ($276), and United Airlines ($316) offers the cheapest pricing from Hayden, Colorado to Seattle. Users have found that Southwest is 42% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Hayden to Seattle?

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

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

    Yes. Cheapflights offers flight deals from Hayden 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 Hayden, Colorado to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Hayden, Colorado to Seattle (average of $238). Flying from Hayden, Colorado to Seattle in June is currently the most expensive (average of $388). 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

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Alternative routes for Hayden to Seattle

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Top 3 airlines flying from Hayden to Seattle

Discover the top 3 airlines that operate flights from Hayden 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 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$269Average$478FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$276Average$446FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$316Average$540FlexibilityNo cancel feeOn-time69%

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