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Cheap flights from Hyannis to Seattle (HYA - SEA)

HYA — SEA
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Hyannis to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Hyannis (HYA) 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 July 3, 2025.

Popular in

August

Cheapest in

January

Average price

$471
Highest demand for flights based on searches. 18% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Best time to book a flight from Hyannis to Seattle

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

What is the cheapest month to book a flight from Hyannis to Seattle?

Currently, January is the cheapest month in which you can book a flight from Hyannis to Seattle (average of $238). Flying from Hyannis to Seattle in July is currently the most expensive (average of $390). 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.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Hyannis 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 Hyannis to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Hyannis to Seattle (average of $238). Flying from Hyannis to Seattle in July is currently the most expensive (average of $390). 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 Hyannis?

Book flights to Hyannis if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lacey
Leavenworth
Lynnwood
Renton
Olympia
Shoreline
Puyallup
Cle Elum
Centralia
Kent
Federal Way
Chehalis
Kirkland
Aberdeen
Shelton

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