Delta Flight 709 Deals & Information (2026/2027)

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Delta Flight 709 Route Deals From $111

The cheapest prices found with in the last 7 days for return flights were $197 and $111 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 25 - Wed, Mar 11
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$197 Roundtrip, found 5 days ago
$197
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Feb 25 from John F. Kennedy Intl. to San Diego Intl., returning Wed, Mar 11, priced at $197 found 5 days ago
Fri, Feb 20 - Sun, Mar 1
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$231 Roundtrip, found 7 hours ago
$231
Roundtrip
found 7 hours ago
Select Delta flight, departing Fri, Feb 20 from John F. Kennedy Intl. to San Diego Intl., returning Sun, Mar 1, priced at $231 found 7 hours ago
Fri, Feb 6 - Fri, Feb 13
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$240 Roundtrip, found 22 hours ago
$240
Roundtrip
found 22 hours ago
Select Delta flight, departing Fri, Feb 6 from John F. Kennedy Intl. to San Diego Intl., returning Fri, Feb 13, priced at $240 found 22 hours ago

Frequently asked questions

What route does flight number DL709 take?
Flight number DL709 takes roughly 2 hours and 21 minutes to fly directly from Logan Intl. Airport (BOS) to Detroit Metropolitan Wayne County Airport (DTW). Sure, there's magic in the destination, but the journey is always half the fun!
What terminal does DL709 fly out of?
Flights to and from BOS and Detroit Metropolitan Wayne County Airport (DTW) are served by flight number DL709, and those traveling on this flight normally take off from Terminal A.
What kind of plane is on flight number DL709?
The Airbus A319 is the kind of plane most often used for flight number DL709. This flight nearly always takes off from Boston, MA Airport (BOS-Logan Intl.) and touches down at Detroit Metropolitan Wayne County Airport (DTW).
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 DL709 flight with Travelocity, please visit our Customer Service Portal.