$313 CHEAP FLIGHTS from Cape Cod and the Islands to Washington Dulles (IAD) | KAYAK

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Cheap Flights from Cape Cod and the Islands to Dulles Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Cape Cod and the Islands to Dulles Intl

Thu, Sep 17 - Mon, Sep 21

3:39 pm - 10:59 pmACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

7h 20m1 stop Newark

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$461United Airlines

Fri, Sep 18 - Mon, Sep 21

3:39 pm - 10:59 pmACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

7h 20m1 stop Newark

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$662United Airlines

Fri, Sep 18 - Mon, Sep 21

9:50 am - 7:07 amACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

21h 17m2 stops Newark Raleigh-Durham

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$664United Airlines

Thu, Sep 17 - Mon, Sep 21

3:39 pm - 11:52 amACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

20h 13m2 stops Newark Cincinnati Cinci./N. Kentucky

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$667United Airlines

Fri, Sep 18 - Mon, Sep 21

3:39 pm - 9:34 pmACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

5h 55m1 stop Newark

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$682United Airlines

Fri, Sep 18 - Mon, Sep 21

9:50 am - 7:07 amACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

21h 17m2 stops Newark Raleigh-Durham

8:35 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 28m1 stop Newark

$694United Airlines

Sat, Sep 26 - Wed, Sep 30

2:10 pm - 8:58 pmHYA Hyannis Barnstable-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Boston Logan Intl

1:10 pm - 5:12 pmIAD Washington, D.C. Dulles Intl-HYA Hyannis Barnstable

4h 02m1 stop Boston Logan Intl

$885Multiple Airlines

Sat, Sep 26 - Wed, Sep 30

2:10 pm - 8:58 pmHYA Hyannis Barnstable-IAD Washington, D.C. Dulles Intl

6h 48m1 stop Boston Logan Intl

6:45 am - 5:12 pmIAD Washington, D.C. Dulles Intl-HYA Hyannis Barnstable

10h 27m2 stops Newark Boston Logan Intl

$890Multiple Airlines

Fri, Sep 18 - Mon, Sep 21

9:50 am - 9:13 pmACK Nantucket Memorial-IAD Washington, D.C. Dulles Intl

11h 23m2 stops Newark Raleigh-Durham

8:30 am - 3:03 pmIAD Washington, D.C. Dulles Intl-ACK Nantucket Memorial

6h 33m2 stops Norfolk Newark

$989United Airlines

Fri, Sep 25 - Sun, Sep 27

4:48 pm - 10:59 pmMVY West Tisbury Martha's Vineyard-IAD Washington, D.C. Dulles Intl

6h 11m2 stops Boston Logan Intl Newark

6:45 am - 3:05 pmIAD Washington, D.C. Dulles Intl-MVY West Tisbury Martha's Vineyard

8h 20m2 stops Newark Boston Logan Intl

$991Multiple Airlines

Useful Info

Low season	January
High season	October
Cheapest flight	$313

Best time to beat the crowds with an average 3% drop in price.

Most popular time to fly and prices are also 14% lower on average.

Flight from Nantucket to Washington Dulles Airport

How does KAYAK find such low prices on flights from Cape Cod and the Islands to Washington Dulles Airport?
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 Cape Cod and the Islands to Washington Dulles Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Cape Cod and the Islands to Washington Dulles Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from Cape Cod and the Islands 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 Cape Cod and the Islands to Washington Dulles Airport?
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 Washington Dulles Airport with an airline and back to Cape Cod and the Islands with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Cape Cod and the Islands to Washington Dulles Airport?
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 Washington Dulles Airport from Cape Cod and the Islands up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Winchester

Linthicum Heights

Hanover

Springfield

Gaithersburg

Towson

Martinsburg

Oxon Hill

Owings Mills

Charles Town

Greenbelt

Glen Burnie

Chesapeake Beach

Edgewood

Camp Springs

Ellicott City

Pikesville

Hunt Valley

Colonial Beach

Lutherville Timonium

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