Delta Flight 1638 Deals & Information (2025/2026)

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Delta Flight 1638 Route Deals From $84

The cheapest prices found with in the last 7 days for return flights were $147 and $84 for one-way flights to Palm Beach Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 1 - Wed, Oct 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$147 Roundtrip, found 16 hours ago
$147
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Oct 1 from John F. Kennedy Intl. to Palm Beach Intl., returning Wed, Oct 15, priced at $147 found 16 hours ago
Sat, Sep 6 - Mon, Sep 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$152 Roundtrip, found 1 hour ago
$152
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 6 from John F. Kennedy Intl. to Palm Beach Intl., returning Mon, Sep 15, priced at $152 found 1 hour ago
Sat, Sep 13 - Mon, Sep 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$155 Roundtrip, just found
$155
Roundtrip
just found
Select Delta flight, departing Sat, Sep 13 from John F. Kennedy Intl. to Palm Beach Intl., returning Mon, Sep 15, priced at $155 just found
Wed, Oct 1 - Wed, Oct 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$157 Roundtrip, found 16 hours ago
$157
Roundtrip
found 16 hours ago
Select Delta flight, departing Wed, Oct 1 from John F. Kennedy Intl. to Palm Beach Intl., returning Wed, Oct 15, priced at $157 found 16 hours ago
Sat, Sep 6 - Mon, Sep 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$162 Roundtrip, found 1 hour ago
$162
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 6 from John F. Kennedy Intl. to Palm Beach Intl., returning Mon, Sep 15, priced at $162 found 1 hour ago
Sat, Sep 6 - Mon, Sep 15
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$172 Roundtrip, found 1 hour ago
$172
Roundtrip
found 1 hour ago
Select Delta flight, departing Sat, Sep 6 from John F. Kennedy Intl. to Palm Beach Intl., returning Mon, Sep 15, priced at $172 found 1 hour ago
Sat, Sep 20 - Tue, Sep 23
JFK
John F. Kennedy Intl.
PBI
Palm Beach Intl.
$191 Roundtrip, found 5 hours ago
$191
Roundtrip
found 5 hours ago
Select Delta flight, departing Sat, Sep 20 from John F. Kennedy Intl. to Palm Beach Intl., returning Tue, Sep 23, priced at $191 found 5 hours ago

Frequently asked questions

What route does flight number DL1638 take?
You'll be landing at STL from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) if you've booked a ticket on flight number DL1638. You'll be airborne for 1 hour and 42 minutes during this trip. It's also worthwhile noting that it conveniently travels direct.
What terminal does DL1638 fly out of?
Direct flights between Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) and Lambert-St. Louis Intl. Airport (STL) are served by DL1638, and those traveling on this flight normally jet off from Terminal S.
What kind of plane is on flight number DL1638?
The route for DL1638 is nearly always Hartsfield-Jackson Atlanta Intl. Airport (ATL) to Lambert-St. Louis Intl. Airport (STL), and the Boeing 737-900 is the aircraft model you're likely to be flying on.
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 DL1638 flight with Travelocity, please visit our Customer Service Portal.