Delta Flight 1399 Deals & Information (2026/2027)

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Delta Flight 1399 Route Deals From $161

The cheapest prices found with in the last 7 days for return flights were $157 and $161 for one-way flights to Miami Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 26 - Sat, Oct 3
BOS
Logan Intl.
MIA
Miami Intl.
$157 Roundtrip, found 3 days ago
$157
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep 26 from Logan Intl. to Miami Intl., returning Sat, Oct 3, priced at $157 found 3 days ago
Sat, Sep 5 - Sat, Sep 12
BOS
Logan Intl.
MIA
Miami Intl.
$167 Roundtrip, found 2 days ago
$167
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sat, Sep 12, priced at $167 found 2 days ago
Sat, Sep 5 - Sat, Sep 12
BOS
Logan Intl.
MIA
Miami Intl.
$177 Roundtrip, found 2 days ago
$177
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sat, Sep 12, priced at $177 found 2 days ago
Sat, Aug 29 - Sat, Sep 5
BOS
Logan Intl.
MIA
Miami Intl.
$177 Roundtrip, found 5 days ago
$177
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 29 from Logan Intl. to Miami Intl., returning Sat, Sep 5, priced at $177 found 5 days ago
Sat, Aug 29 - Sat, Sep 5
BOS
Logan Intl.
MIA
Miami Intl.
$187 Roundtrip, found 5 days ago
$187
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Aug 29 from Logan Intl. to Miami Intl., returning Sat, Sep 5, priced at $187 found 5 days ago
Sun, Sep 13 - Sat, Sep 19
BOS
Logan Intl.
MIA
Miami Intl.
$227 Roundtrip, found 12 hours ago
$227
Roundtrip
found 12 hours ago
Select Delta flight, departing Sun, Sep 13 from Logan Intl. to Miami Intl., returning Sat, Sep 19, priced at $227 found 12 hours ago
Sat, Sep 5 - Sat, Sep 12
BOS
Logan Intl.
MIA
Miami Intl.
$228 Roundtrip, found 2 days ago
$228
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sat, Sep 12, priced at $228 found 2 days ago
Sat, Sep 5 - Sun, Sep 6
BOS
Logan Intl.
MIA
Miami Intl.
$236 Roundtrip, found 1 day ago
$236
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sun, Sep 6, priced at $236 found 1 day ago
Sun, Sep 13 - Sat, Sep 19
BOS
Logan Intl.
MIA
Miami Intl.
$237 Roundtrip, found 12 hours ago
$237
Roundtrip
found 12 hours ago
Select Delta flight, departing Sun, Sep 13 from Logan Intl. to Miami Intl., returning Sat, Sep 19, priced at $237 found 12 hours ago
Sat, Sep 5 - Sun, Sep 6
BOS
Logan Intl.
MIA
Miami Intl.
$246 Roundtrip, found 1 day ago
$246
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sun, Sep 6, priced at $246 found 1 day ago
Sun, Aug 23 - Sat, Aug 29
BOS
Logan Intl.
MIA
Miami Intl.
$252 Roundtrip, found 8 hours ago
$252
Roundtrip
found 8 hours ago
Select Delta flight, departing Sun, Aug 23 from Logan Intl. to Miami Intl., returning Sat, Aug 29, priced at $252 found 8 hours ago
Sat, Sep 5 - Sat, Sep 12
BOS
Logan Intl.
MIA
Miami Intl.
$257 Roundtrip, found 2 days ago
$257
Roundtrip
found 2 days ago
Select Delta flight, departing Sat, Sep 5 from Logan Intl. to Miami Intl., returning Sat, Sep 12, priced at $257 found 2 days ago
Sun, Aug 23 - Sat, Aug 29
BOS
Logan Intl.
MIA
Miami Intl.
$262 Roundtrip, found 8 hours ago
$262
Roundtrip
found 8 hours ago
Select Delta flight, departing Sun, Aug 23 from Logan Intl. to Miami Intl., returning Sat, Aug 29, priced at $262 found 8 hours ago
Fri, Sep 18 - Sat, Sep 26
BOS
Logan Intl.
MIA
Miami Intl.
$267 Roundtrip, found 17 hours ago
$267
Roundtrip
found 17 hours ago
Select Delta flight, departing Fri, Sep 18 from Logan Intl. to Miami Intl., returning Sat, Sep 26, priced at $267 found 17 hours ago

Frequently asked questions

What route does flight number DL1399 take?
DL1399 is used on multiple routes, but the most common is between Fort Lauderdale, FL Airport (FLL-Fort Lauderdale - Hollywood Intl.) and Hartsfield–Jackson Atlanta International Airport. If you're lucky enough to score a direct flight, you'll step off the plane in approximately 1 hour and 57 minutes. Multi-stop flights can also use this number, as can flights on other routes.
How often is DL1399 on time?
If you're traveling with Delta on flight number DL1399 from FLL to Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.), your service runs according to schedule 95% of the time — when you have to stick to your schedule, it's comforting to know your airline does too. In the event of an unforeseen delay, the average set back is only 19 minutes. This flight has a 4.25-star rating.
What terminal does DL1399 fly out of?
You'll probably board the plane from Terminal 2 if you're setting off from Fort Lauderdale - Hollywood Intl. Airport. DL1399 serves several routes, but the direct flight between FLL and Hartsfield–Jackson Atlanta International Airport is the most popular one.
What kind of plane is on flight number DL1399?
There's a good chance you'll be heading off on a Boeing 757 if you're flying from Fort Lauderdale, FL Airport (FLL-Fort Lauderdale - Hollywood Intl.) to ATL, a popular route for flight DL1399.
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 DL1399 flight with Travelocity, please visit our Customer Service Portal.