American Airlines Flight 4555 Deals & Information (2026/2027)

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American Airlines Flight 4555 Route Deals From $216

The cheapest prices found with in the last 7 days for return flights were $466 and $216 for one-way flights to Barnstable Municipal for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 5 - Sat, Sep 12
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$466 Roundtrip, found 2 days ago
$466
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Sep 5 from Ronald Reagan Washington National to Barnstable Municipal, returning Sat, Sep 12, priced at $466 found 2 days ago
Tue, Sep 8 - Mon, Sep 14
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$476 Roundtrip, found 2 days ago
$476
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 8 from Ronald Reagan Washington National to Barnstable Municipal, returning Mon, Sep 14, priced at $476 found 2 days ago
Tue, Sep 8 - Mon, Sep 14
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$486 Roundtrip, found 2 days ago
$486
Roundtrip
found 2 days ago
Select American Airlines flight, departing Tue, Sep 8 from Ronald Reagan Washington National to Barnstable Municipal, returning Mon, Sep 14, priced at $486 found 2 days ago
Tue, Aug 11 - Thu, Aug 13
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$514 Roundtrip, found 6 days ago
$514
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Aug 11 from Ronald Reagan Washington National to Barnstable Municipal, returning Thu, Aug 13, priced at $514 found 6 days ago
Mon, Sep 7 - Mon, Sep 14
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$521 Roundtrip, found 2 days ago
$521
Roundtrip
found 2 days ago
Select American Airlines flight, departing Mon, Sep 7 from Ronald Reagan Washington National to Barnstable Municipal, returning Mon, Sep 14, priced at $521 found 2 days ago
Tue, Aug 4 - Wed, Aug 12
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$525 Roundtrip, found 5 days ago
$525
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 4 from Ronald Reagan Washington National to Barnstable Municipal, returning Wed, Aug 12, priced at $525 found 5 days ago
Sat, Sep 5 - Sat, Sep 12
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$539 Roundtrip, found 2 days ago
$539
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Sep 5 from Ronald Reagan Washington National to Barnstable Municipal, returning Sat, Sep 12, priced at $539 found 2 days ago
Tue, Aug 4 - Wed, Aug 12
DCA
Ronald Reagan Washington National
HYA
Barnstable Municipal
$572 Roundtrip, found 5 days ago
$572
Roundtrip
found 5 days ago
Select American Airlines flight, departing Tue, Aug 4 from Ronald Reagan Washington National to Barnstable Municipal, returning Wed, Aug 12, priced at $572 found 5 days ago

Frequently asked questions

What route does flight number AA4555 take?
AA4555 is used on multiple routes, but the most common is between Martha's Vineyard Airport and DCA. If on a non-stop flight, you'll land in around 1 hour and 38 minutes. Multi-stop flights can also travel under the same number, as can services on other routes.
What kind of plane is on flight number AA4555?
If you have a seat on flight AA4555 from Martha's Vineyard Airport to National Airport, you're likely to be cruising aboard an Embraer 175. Flight AA4555 serves more than one route, but this is the most popular.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your AA4555 flight with Travelocity, please visit our Customer Service Portal.