Delta Flight AA644 Deals & Information (2025/2026)

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Delta Flight 644 Route Deals From $109

The cheapest prices found with in the last 7 days for return flights were $192 and $109 for one-way flights to LaGuardia for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 8 - Wed, Jul 9
BOS
Logan Intl.
LGA
LaGuardia
$192 Roundtrip, found 17 hours ago
$192
Roundtrip
found 17 hours ago
Select Delta flight, departing Tue, Jul 8 from Logan Intl. to LaGuardia, returning Wed, Jul 9, priced at $192 found 17 hours ago
Wed, Jul 16 - Sun, Jul 20
BOS
Logan Intl.
LGA
LaGuardia
$209 Roundtrip, found 4 days ago
$209
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Jul 16 from Logan Intl. to LaGuardia, returning Sun, Jul 20, priced at $209 found 4 days ago
Tue, Jul 22 - Tue, Jul 29
BOS
Logan Intl.
LGA
LaGuardia
$217 Roundtrip, just found
$217
Roundtrip
just found
Select Delta flight, departing Tue, Jul 22 from Logan Intl. to LaGuardia, returning Tue, Jul 29, priced at $217 just found
Wed, Aug 20 - Thu, Aug 21
BOS
Logan Intl.
LGA
LaGuardia
$223 Roundtrip, found 2 hours ago
$223
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Aug 20 from Logan Intl. to LaGuardia, returning Thu, Aug 21, priced at $223 found 2 hours ago

Frequently asked questions

What route does flight number DL644 take?
DL644 operates non-stop from New York, NY Airport (JFK-John F. Kennedy Intl.) to Cancun Airport. During this journey, expect to be in the air for roughly 4 hours and 1 minute. Consider booking ahead to secure your favorite seat.
What terminal does DL644 fly out of?
Travelers booked on flight number DL644 from JFK Airport to Cancun Intl. Airport (CUN) typically board the plane from Terminal 4.
What kind of plane is on flight number DL644?
The route for flight number DL644 is nearly always JFK to Cancun, Quintana Roo Airport (CUN-Cancun Intl.), and the Boeing 737-900 is the type of plane you'll probably be flying with.
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 DL644 flight with Travelocity, please visit our Customer Service Portal.