Delta Flight 1780 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Delta Flight 1780 Route Deals From $174

The cheapest prices found with in the last 7 days for return flights were $310 and $174 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Dec 6 - Fri, Dec 18
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$310 Roundtrip, found 2 days ago
$310
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Dec 6 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Dec 18, priced at $310 found 2 days ago
Wed, Nov 18 - Fri, Dec 18
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$313 Roundtrip, found 5 days ago
$313
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Nov 18 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Dec 18, priced at $313 found 5 days ago
Sun, Dec 6 - Fri, Dec 18
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select Delta flight, departing Sun, Dec 6 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Dec 18, priced at $314 found 2 days ago
Mon, Dec 7 - Fri, Dec 25
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$321 Roundtrip, found 3 days ago
$321
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Dec 7 from Logan Intl. to Luis Munoz Marin Intl., returning Fri, Dec 25, priced at $321 found 3 days ago
Wed, Oct 21 - Sat, Oct 24
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$337 Roundtrip, found 11 hours ago
$337
Roundtrip
found 11 hours ago
Select Delta flight, departing Wed, Oct 21 from Logan Intl. to Luis Munoz Marin Intl., returning Sat, Oct 24, priced at $337 found 11 hours ago
Thu, Oct 29 - Mon, Nov 2
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$342 Roundtrip, found 10 hours ago
$342
Roundtrip
found 10 hours ago
Select Delta flight, departing Thu, Oct 29 from Logan Intl. to Luis Munoz Marin Intl., returning Mon, Nov 2, priced at $342 found 10 hours ago
Tue, Dec 8 - Sat, Dec 12
BOS
Logan Intl.
SJU
Luis Munoz Marin Intl.
$354 Roundtrip, found 7 hours ago
$354
Roundtrip
found 7 hours ago
Select Delta flight, departing Tue, Dec 8 from Logan Intl. to Luis Munoz Marin Intl., returning Sat, Dec 12, priced at $354 found 7 hours ago

Frequently asked questions

What route does flight number DL1780 take?
DL1780 travels between Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) and DFW and is a direct flight. This journey usually takes 2 hours and 12 minutes.
How often is DL1780 on time?
If you're traveling on Delta flight number DL1780 from ATL to DFW Airport, 93% of these services leave according to schedule. On the rare occasion that there is a delay, you can expect to wait about 20 minutes on average. Thanks to the air carrier's high standard of service, this flight has a 4.2-star rating.
What terminal does DL1780 fly out of?
DL1780 runs between Hartsfield-Jackson Atlanta Intl. Airport (ATL) and DFW Airport, and passengers traveling on this flight commonly depart from Terminal S.
What kind of plane is on flight number DL1780?
Get set to board an Airbus A321 if you have a seat on flight DL1780. Most flights from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) to Dallas-Fort Worth Intl. Airport (DFW) are operated using this type of plane.
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 DL1780 flight with Travelocity, please visit our Customer Service Portal.