$499+ Cheap flights from Seattle to Hyannis (SEA - HYA)
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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HYA
Oct 25 — Nov 11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Seattle to Hyannis 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 Seattle to Hyannis
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Hyannis (HYA). 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 25, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,064 (Expedia) |
One-way from | $499 (JetBlue) |
Popular in | December |
Cheapest in | January |
Average price | $337 |
Find flight deals from Seattle to Hyannis
Cheapest flights from Seattle to HyannisExplore the most affordable flight options available from Seattle to Hyannis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.
Explore the most affordable flight options available from Seattle to Hyannis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 25, 2025.
This Expedia deal was found by Cheapflights users on 9/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1011:15 pmSEA - HYA
1 stop13h 09mMultiple Airlines
Tue 10/1410:29 amHYA - SEA
1 stop14h 33mMultiple Airlines
Deal found 9/24![Multiple Airlines logo]()
$1,064
Cheapflights Fare Finder
Customize your flight search to find flights from Seattle to Hyannis 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 25, 2025.
Use the filters below to find and compare flights from Seattle to Hyannis that are best for you.
Fly from
Seattle
Fly to
Hyannis
Route
Depart
Return
Price
SeattleHyannis
SEA - HYA
SEAHYA
Seattle/Tacoma Intl
Fri 10/10
11:15 pm-3:24 pm
1 stop13h 09m
Hyannis Barnstable
Tue 10/14
10:29 am-10:02 pm
1 stop14h 33m
$1,064
SeattleHyannis
SEA - HYA
SEAHYA
Seattle/Tacoma Intl
Sun 10/19
11:56 pm-1:10 pm
1 stop10h 14m
$499
Best time to book a flight from Seattle to Hyannis
Have a flexible travel schedule? Discover the best time to fly to Hyannis from Seattle 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.