Delta Flight DL1421 Deals & Information (2025/2026)

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Delta Flight 1421 Route Deals From $91

The cheapest prices found with in the last 7 days for return flights were $79 and $91 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 22 - Tue, Oct 14
LAX
Los Angeles Intl.
SFO
San Francisco Intl.
$79 Roundtrip, found 3 hours ago
$79
Roundtrip
found 3 hours ago
Select Delta flight, departing Mon, Sep 22 from Los Angeles Intl. to San Francisco Intl., returning Tue, Oct 14, priced at $79 found 3 hours ago
Thu, Oct 9 - Sat, Oct 11
LAX
Los Angeles Intl.
SFO
San Francisco Intl.
$109 Roundtrip, found 4 hours ago
$109
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Oct 9 from Los Angeles Intl. to San Francisco Intl., returning Sat, Oct 11, priced at $109 found 4 hours ago

Frequently asked questions

What route does flight number DL1421 take?
Flight number DL1421 takes approximately 2 hours and 52 minutes to fly direct from Palm Beach Intl. Airport (PBI) to LaGuardia Airport (LGA). We all know there's magic in the destination, but half the fun is in the journey!
What kind of plane is on flight number DL1421?
Get set to climb aboard an Airbus A320 if you've reserved a seat on flight DL1421. Most flights from West Palm Beach, FL Airport (PBI-Palm Beach Intl.) to New York, NY Airport (LGA-LaGuardia) operate using this kind of aircraft.
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 DL1421 flight with Travelocity, please visit our Customer Service Portal.