Delta Flight AA3919 Deals & Information (2025/2026)

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Delta Flight 3919 Route Deals From $119

The cheapest prices found with in the last 7 days for return flights were $209 and $119 for one-way flights to Louisville Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Aug 27 - Mon, Sep 1
LGA
LaGuardia
SDF
Louisville Intl.
$209 Roundtrip, found 1 hour ago
$209
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Aug 27 from LaGuardia to Louisville Intl., returning Mon, Sep 1, priced at $209 found 1 hour ago
Tue, Aug 5 - Mon, Aug 11
LGA
LaGuardia
SDF
Louisville Intl.
$221 Roundtrip, found 3 days ago
$221
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 5 from LaGuardia to Louisville Intl., returning Mon, Aug 11, priced at $221 found 3 days ago

Frequently asked questions

What route does flight number DL3919 take?
DL3919 serves multiple routes, but the most common is between Salt Lake City Intl. Airport and San Antonio Intl. Airport (SAT). If your flight goes direct, you'll arrive in 2 hours and 47 minutes. Multi-stop flights can also use this number, as can flights on other routes.
What kind of plane is on flight number DL3919?
Chances are you'll be aboard an Embraer 175 if you've booked a seat from SLC to SAT, a popular route for flight DL3919.
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 DL3919 flight with Travelocity, please visit our Customer Service Portal.