$238 Cheap Flights from Washington (IAD) to Hyannis (HYA)

View $238 flight on Thu, Dec 18, 2025Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Hyannis, MA (HYA-Barnstable Municipal)

Cheap Flights from Washington to Hyannis (IAD-HYA)

Prices were available within the past 7 days and start at $238 for one-way flights and $425 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Jan 3 - Wed, Jan 14
IAD
Washington
HYA
Hyannis
$425 Roundtrip, found 6 days ago
$425
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jan 3 from Washington to Hyannis, returning Wed, Jan 14, priced at $425 found 6 days ago
United
Tue, Dec 9 - Wed, Dec 10
IAD
Washington
HYA
Hyannis
$475 Roundtrip, found 4 days ago
$475
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 9 from Washington to Hyannis, returning Wed, Dec 10, priced at $475 found 4 days ago
United
Tue, Dec 9 - Sat, Dec 20
IAD
Washington
HYA
Hyannis
$483 Roundtrip, found 4 days ago
$483
Roundtrip
found 4 days ago
Select United flight, departing Tue, Dec 9 from Washington to Hyannis, returning Sat, Dec 20, priced at $483 found 4 days ago
United
Thu, Dec 11 - Sat, Dec 20
IAD
Washington
HYA
Hyannis
$488 Roundtrip, found 4 days ago
$488
Roundtrip
found 4 days ago
Select United flight, departing Thu, Dec 11 from Washington to Hyannis, returning Sat, Dec 20, priced at $488 found 4 days ago
United
Sun, Dec 14 - Sat, Dec 20
IAD
Washington
HYA
Hyannis
$508 Roundtrip, found 4 days ago
$508
Roundtrip
found 4 days ago
Select United flight, departing Sun, Dec 14 from Washington to Hyannis, returning Sat, Dec 20, priced at $508 found 4 days ago
United
Wed, Nov 12 - Wed, Nov 19
IAD
Washington
HYA
Hyannis
$531 Roundtrip, found 9 hours ago
$531
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Hyannis, returning Wed, Nov 19, priced at $531 found 9 hours ago
United
Wed, Nov 12 - Wed, Nov 19
IAD
Washington
HYA
Hyannis
$537 Roundtrip, found 9 hours ago
$537
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Hyannis, returning Wed, Nov 19, priced at $537 found 9 hours ago
United
Wed, Nov 12 - Wed, Nov 19
IAD
Washington
HYA
Hyannis
$551 Roundtrip, found 9 hours ago
$551
Roundtrip
found 9 hours ago
Select United flight, departing Wed, Nov 12 from Washington to Hyannis, returning Wed, Nov 19, priced at $551 found 9 hours ago
American Airlines
Fri, Dec 12 - Sun, Dec 14
IAD
Washington
HYA
Hyannis
$617 Roundtrip, found 4 days ago
$617
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Dec 12 from Washington to Hyannis, returning Sun, Dec 14, priced at $617 found 4 days ago
Delta
Tue, Jun 30 - Wed, Jul 8
IAD
Washington
HYA
Hyannis
$832 Roundtrip, found 3 days ago
$832
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Jun 30 from Washington to Hyannis, returning Wed, Jul 8, priced at $832 found 3 days ago

Alternative airports near Hyannis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Martha's Vineyard MVY. Cheapest option available. Average driving time to city center is 1 hour 55 minutes. Flights from $679
MVY
Martha's Vineyard
Cheapest
Average driving time to city center1 h 55 min
Flights from $679
Select flight to Nantucket Memorial ACK. Flights from $1,009
ACK
Nantucket Memorial
Flights from $1,009

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA) cost?
Grab a cheap one-way flight from $238 or cheap return flight from $425 from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA)?
Planning your getaway for January is a great way to save, as it's the cheapest month for flights between IAD and HYA. You'll typically find the lowest fares during off-peak months.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll fly you from IAD to HYA. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA)?
Direct flights from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IAD to HYA?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA)?
To land at Barnstable Municipal Airport (HYA) without delays, choose a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Cape Cod from Washington Dulles Intl. Airport (IAD)?
Logan Intl. Airport (BOS) is the only airport in Cape Cod with direct flights from Washington Dulles Intl. Airport (IAD). Check out the available options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA) last-minute?
Booking your plane ticket from IAD to HYA right before your getaway is generally more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book an IAD to HYA flight and hotel package?
You can save money by booking an IAD to HYA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. Once you've selected your ideal flights and accommodations, consider adding extras including car rentals, tours and activities.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Barnstable Municipal Airport (HYA)?
Typically, it's possible to reschedule or cancel your IAD to HYA flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Barnstable Municipal
Roundtrip price
$424
Distance
421 mi

Book with confidence

Washington to Hyannis Flights

The cheapest times to fly from Washington to Hyannis

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 Washington to Hyannis are during the month of January. You can find some of the cheapest flights from Washington to Hyannis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Washington to Hyannis

Sunday is one of the best days to book for cheap flights from Washington to Hyannis: 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 Washington to Hyannis

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 Washington to Hyannis in 2025. You can also book with separate airlines for your outbound and return journeys, from $238 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 Washington to Hyannis 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 Washington to Hyannis 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.

 

Washington to Hyannis Flights

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*Available to One Key members.