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HYA - SEA

Find cheap flights from Hyannis to Seattle from $432

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Hyannis to Seattle departing on 6/26. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
0 bags
Sat 5/25
Sat 6/1

Search hundreds of travel sites at once for deals on flights to Seattle

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Hyannis to Seattle, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Hyannis to Seattle, as well as popular online travel agencies
In the last 7 days travelers have searched 45,119,101 times on KAYAK, and here is why:

Save 22% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Cheap flight deals from Hyannis to Seattle (HYA-SEA)

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Hyannis to Seattle that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices and deals for you by selecting your travel dates.
Choose your dates
1:51 pm - 10:49 pmHYA-SEA
11h 58m1 stop
11:59 pm - 12:55 pmSEA-HYA
9h 56m1 stop
$482JetBlue
Find Deal
Fri, May 24 - Mon, May 27
1:55 pm - 9:14 pmHYA-SEA
10h 19m1 stop
10:24 pm - 9:47 amSEA-HYA
8h 23m1 stop
$830JetBlue
Find Deal
Sat, Sep 28 - Tue, Oct 1
12:53 pm - 8:46 pmHYA-SEA
10h 53m2 stops
11:58 pm - 1:30 pmSEA-HYA
10h 32m2 stops
$863American Airlines
Find Deal
Fri, Jul 12 - Mon, Jul 15
12:24 pm - 9:57 pmHYA-SEA
12h 33m2 stops
10:52 pm - 12:23 pmSEA-HYA
10h 31m2 stops
$864American Airlines
Find Deal
Sat, Jun 29 - Sat, Jul 6

Flights from Hyannis to Seattle - Travel Insights & Trends

Get data-powered insights and trends into flights from Hyannis to Seattle to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Hyannis to Seattle?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for flights from Hyannis to Seattle, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.
The cheapest month for flights from Hyannis to Seattle is January, where tickets cost $217 on average. On the other hand, the most expensive months are June and July, where the average cost of tickets is $512 and $498 respectively.

How far in advance should I book a flight from Hyannis to Seattle?

To calculate daily average prices, KAYAK takes all prices for each day before departure over the last year for flights from Hyannis to Seattle, removes the top 0.1% to account for outliers, and then takes the average of all the values for each month.
To get a below average price on the flight from Hyannis to Seattle, you should book around 2 weeks before departure. For the absolute cheapest price, our data suggests you should book 27 days before departure.

Which airlines provide the cheapest flights from Hyannis to Seattle?

The cheapest price for the route for each airline clicked by KAYAK users in the last 72 hours.
The best deals for a one-way ticket found by KAYAK users over the last 3 days were on American Airlines ($432) and JetBlue ($529). The cheapest round-trip tickets were found on JetBlue ($482) and American Airlines ($863).

Good to know

Cheapest flight

$432
Flight from Hyannis to Seattle

When to book flights from Hyannis to Seattle

Are your dates flexible? Find out the best times to travel from Hyannis to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Hyannis to Seattle

  • What is the cheapest flight from Hyannis to Seattle?

    In the last 3 days, the lowest price for a flight from Hyannis to Seattle was $432 for a one-way ticket and $482 for a round-trip.

  • Do I need a passport to fly between Hyannis and Seattle?

    Even though you are not required to have a passport, keep in mind that an official ID is needed to board the airplane.

  • Which airports will I be using when flying from Hyannis to Seattle?

    Hyannis airport is called Hyannis Barnstable and the only airport in Seattle is Seattle/Tacoma Intl.

  • Which aircraft models fly most regularly from Hyannis to Seattle?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from Hyannis to Seattle?

    oneworld is the only airline alliance operating flights between Hyannis and Seattle.

  • How does KAYAK find such low prices on flights from Hyannis to Seattle?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Hyannis to Seattle.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Hyannis to Seattle?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Seattle from Hyannis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Hyannis to Seattle?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Seattle with an airline and back to Hyannis with another airline. Booking your flights between Hyannis and SEA can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Hyannis to Seattle?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Seattle from Hyannis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Hyannis to Seattle

Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Hyannis to Seattle found on KAYAK in the last 72 hours.
6/26Wed
2 stopsAmerican Airlines
12h 03mHYA-SEA
$432
6/26Wed
1 stopJetBlue
11h 30mHYA-SEA
$529

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Hyannis - Seattle Flights

Departure:

Hyannis (HYA)United States

Destination:

Seattle (SEA)United States

Return flight deals:

Seattle - Hyannis

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