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Hyannis

$928+ Cheap flights from Dulles Intl (IAD) to Hyannis (HYA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — HYA
fev 25 — mar 41
qua 2/25
qua 3/4
1 adult, Economy
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Cheap flight deals from Dulles Intl to Hyannis

Cheapest flights from Dulles Intl to Hyannis
Explore the most affordable flight options available from Dulles Intl to Hyannis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on janeiro 26, 2026.

This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 7/155:45 pm
IAD
-
HYA
2 stops18h 47m
American Airlines
dom 7/191:33 pm
HYA
-
IAD
3 stops10h 25m
American Airlines
Deal found 1/24$928
This American Airlines deal was found by Cheapflights users on 1/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 7/111:06 pm
IAD
-
HYA
2 stops23h 53m
American Airlines
sex 7/171:33 pm
HYA
-
IAD
3 stops10h 25m
American Airlines
Deal found 1/25$943
This American Airlines deal was found by Cheapflights users on 1/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 7/45:45 pm
IAD
-
HYA
3 stops18h 47m
American Airlines
ter 7/71:33 pm
HYA
-
IAD
3 stops10h 25m
American Airlines
Deal found 1/24$990

Find flight deals from Dulles Intl to Hyannis

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 janeiro 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$928
(American Airlines)

Popular in

October

Cheapest in

February

Average price

$207
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Hyannis Barnstable flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Hyannis Barnstable flights.
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From Washington, D.C. Dulles Intl to Hyannis Barnstable
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($21 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 janeiro 26, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Hyannis that are best for you.

Fly from

Dulles Intl

Fly to

Hyannis

Route

Depart

Return

Price

Washington, D.C.Hyannis

IAD - HYA

IADHYA

Washington, D.C. Dulles Intl

qua 7/15

5:45 pm-12:32 pm

2 stops18h 47m

Hyannis Barnstable

dom 7/19

1:33 pm-11:58 pm

3 stops10h 25m

$928

Washington, D.C.Hyannis

IAD - HYA

IADHYA

Washington, D.C. Dulles Intl

sáb 7/11

1:06 pm-12:59 pm

2 stops23h 53m

Hyannis Barnstable

sex 7/17

1:33 pm-11:58 pm

3 stops10h 25m

$943

Washington, D.C.Hyannis

IAD - HYA

IADHYA

Washington, D.C. Dulles Intl

sáb 7/4

5:45 pm-12:32 pm

3 stops18h 47m

Hyannis Barnstable

ter 7/7

1:33 pm-11:58 pm

3 stops10h 25m

$990

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hyannis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Hyannis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Hyannis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Hyannis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C. Dulles Intl Airport-Hyannis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dulles Intl to Hyannis

Have a flexible travel schedule? Discover the best time to fly to Hyannis from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Hyannis

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Hyannis?

Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hyannis (average of $120). Flying from Washington, D.C. Dulles Intl Airport to Hyannis in July is currently the most expensive (average of $167). 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 Dulles Intl to Hyannis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Hyannis from Washington, D.C. Dulles Intl?

    If you book a flight to Hyannis from Washington, D.C. Dulles Intl, you will be flying to Barnstable, which is the city’s only airport. Hyannis Barnstable (HYA) is located 1.0 mi from the center of Hyannis. There are 0 flights from Washington, D.C. Dulles Intl to Barnstable per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Hyannis?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Hyannis in 18h 47m. Fly via American Airlines to get the fastest option. The distance from Washington, D.C. Dulles Intl Airport to Hyannis is about 421 mi.

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

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

  • How can I find direct flights from Dulles Intl to Hyannis?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Hyannis 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 Washington, D.C. Dulles Intl Airport to Hyannis?

    Currently, March is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Hyannis (average of $120). Flying from Washington, D.C. Dulles Intl Airport to Hyannis in July is currently the most expensive (average of $167). 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

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