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$373 Cheap Flights from Hyannis (HYA) to Key West (EYW)

View $373 flight on Fri, Jul 3, 2026Opens in a new window

Popular airlines from Hyannis, MA (HYA-Barnstable Municipal) to Key West Intl. Airport (EYW)

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Cheap Flights from Hyannis to Key West (HYA-EYW)

Prices were available within the past 7 days and start at $373 for one-way flights and $582 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$582 Roundtrip, found 3 days ago
$582
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $582 found 3 days ago
American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$651 Roundtrip, found 3 days ago
$651
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $651 found 3 days ago
American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$662 Roundtrip, found 3 days ago
$662
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $662 found 3 days ago
American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$670 Roundtrip, found 3 days ago
$670
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $670 found 3 days ago
American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$701 Roundtrip, found 3 days ago
$701
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $701 found 3 days ago
American Airlines
Sat, Aug 15 - Wed, Aug 19
HYA
Hyannis
EYW
Key West
$705 Roundtrip, found 3 days ago
$705
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 15 from Hyannis to Key West, returning Wed, Aug 19, priced at $705 found 3 days ago
Cape Air
Fri, Jul 3 - Mon, Jul 6
HYA
Hyannis
EYW
Key West
$755 Roundtrip, found 1 day ago
$755
Roundtrip
found 1 day ago
Select Cape Air flight, departing Fri, Jul 3 from Hyannis to Key West, returning Mon, Jul 6, priced at $755 found 1 day ago
American Airlines
Fri, Jul 3 - Mon, Jul 6
HYA
Hyannis
EYW
Key West
$777 Roundtrip, found 1 day ago
$777
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 3 from Hyannis to Key West, returning Mon, Jul 6, priced at $777 found 1 day ago
Cape Air
Fri, Jul 3 - Mon, Jul 6
HYA
Hyannis
EYW
Key West
$820 Roundtrip, found 1 day ago
$820
Roundtrip
found 1 day ago
Select Cape Air flight, departing Fri, Jul 3 from Hyannis to Key West, returning Mon, Jul 6, priced at $820 found 1 day ago
American Airlines
Fri, Jul 3 - Mon, Jul 6
HYA
Hyannis
EYW
Key West
$877 Roundtrip, found 1 day ago
$877
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jul 3 from Hyannis to Key West, returning Mon, Jul 6, priced at $877 found 1 day ago

Frequently asked questions

How much does a flight from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) cost?
You can find cheap one-way flights from $373 and cheap return flights from $582 HYA to EYW with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when HYA to EYW ticket fares go up or down.
What is the cheapest month to fly from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
The cheapest month to fly from HYA to EYW is August when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
Enter HYA to EYW and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
To find a cheap flight from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
The earliest flight from Hyannis (HYA) to Key West (EYW) typically departs at around 6:45 AM, operated by 9K and American Airlines. This seasonal service is available in August, allowing you to enjoy a full day in Key West. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
How long does it take to fly from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
Flights from HYA to EYW with one stop typically take around 7 hours 20 minutes, covering approximately 1,353 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
First class seats are offered on the HYA to EYW route with American Airlines.
How do I earn miles on a Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) flight with Expedia?
It's easy to earn miles on a Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Key West from Barnstable Municipal (HYA)?
If you're planning to travel to Key West from Barnstable Municipal (HYA), you can fly typically into Key West Intl. (EYW) Some flights may connect through major hubs like Logan Intl. (BOS), Ronald Reagan Washington National (DCA) before reaching Key West. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) at the last minute?
Typically, booking a last minute flight from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) flight and hotel package?
Securing a Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) Key West Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.)?
If you booked your Hyannis, MA (HYA-Barnstable Municipal) to Key West, FL (EYW-Key West Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Barnstable Municipal
Destination airport
Key West Intl.
Roundtrip price
$581
Distance
1352 mi

Book with confidence

Hyannis to Key West Flights

The cheapest times to fly from Hyannis to Key West

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hyannis to Key West are during the month of August. You can find some of the cheapest flights from Hyannis to Key West with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hyannis to Key West

Sunday is one of the best days to book for cheap flights from Hyannis to Key West: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hyannis to Key West

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hyannis to Key West in 2026. You can also book with separate airlines for your outbound and return journeys, from $373 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hyannis to Key West flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hyannis to Key West airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Hyannis to Key West Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

How to find the latest flight deals from Hyannis (HYA) to Key West (EYW)?

Last updated:

This page highlights the latest flight deals from Hyannis to Key West (HYA to EYW), including one-way and roundtrip options from multiple airlines. The deals featured here are updated regularly, so you’ll always find the most up-to-date prices and best available flights for your trip from Hyannis to Key West.

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