Delta Flight AS426 Deals & Information (2025/2026)

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Delta Flight 426 Route Deals From $421

The cheapest prices found with in the last 7 days for return flights were $257 and $421 for one-way flights to San Diego Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 21 - Sat, Nov 1
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$257 Roundtrip, found 19 hours ago
$257
Roundtrip
found 19 hours ago
Select Delta flight, departing Tue, Oct 21 from John F. Kennedy Intl. to San Diego Intl., returning Sat, Nov 1, priced at $257 found 19 hours ago
Wed, Aug 13 - Tue, Aug 19
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$261 Roundtrip, found 8 hours ago
$261
Roundtrip
found 8 hours ago
Select Delta flight, departing Wed, Aug 13 from John F. Kennedy Intl. to San Diego Intl., returning Tue, Aug 19, priced at $261 found 8 hours ago
Wed, Aug 13 - Thu, Aug 14
JFK
John F. Kennedy Intl.
SAN
San Diego Intl.
$264 Roundtrip, found 13 hours ago
$264
Roundtrip
found 13 hours ago
Select Delta flight, departing Wed, Aug 13 from John F. Kennedy Intl. to San Diego Intl., returning Thu, Aug 14, priced at $264 found 13 hours ago

Frequently asked questions

What route does flight number DL426 take?
DL426 takes approximately 2 hours and 26 minutes to fly straight from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) to John F. Kennedy Intl. Airport (JFK). Sure, there’s magic in the destination, but getting there is half the fun!
What terminal does DL426 fly out of?
Passengers booked on flight number DL426 from Atlanta, GA Airport (ATL-Hartsfield-Jackson Atlanta Intl.) to John F. Kennedy Intl. Airport (JFK) typically leave from Terminal S.
What kind of plane is on flight number DL426?
The route for DL426 is generally ATL to JFK Airport, and the Airbus A320 is the type of aircraft you’ll probably be traveling aboard.
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 DL426 flight with Travelocity, please visit our Customer Service Portal.