Delta Flight DL420 Deals & Information (2025/2026)

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Delta Flight 420 Route Deals From $102

The cheapest prices found with in the last 7 days for return flights were $195 and $102 for one-way flights to Dallas-Fort Worth Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 4 - Mon, Sep 8
LAX
Los Angeles Intl.
DFW
Dallas-Fort Worth Intl.
$195 Roundtrip, found 4 hours ago
$195
Roundtrip
found 4 hours ago
Select Delta flight, departing Thu, Sep 4 from Los Angeles Intl. to Dallas-Fort Worth Intl., returning Mon, Sep 8, priced at $195 found 4 hours ago
Fri, Jul 4 - Sat, Jul 5
LAX
Los Angeles Intl.
DAL
Love Field
$375 Roundtrip, found 1 day ago
$375
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jul 4 from Los Angeles Intl. to Love Field, returning Sat, Jul 5, priced at $375 found 1 day ago

Frequently asked questions

What route does flight number DL420 take?
Flight number DL420 flies straight from New York, NY Airport (LGA-LaGuardia) to Hartsfield--Jackson Atlanta International Airport. During this journey, you can expect to be in the air for roughly 2 hours and 32 minutes. It pays to book ahead to get your favorite seat.
How often is DL420 on time?
Roughly 94% of DL420 flights depart on time --- so if you're jetsetting between LGA and Hartsfield--Jackson Atlanta International Airport, you can relax knowing that you'll reach your destination as quickly as possible. On the rare occasion that this Delta service runs behind time, you can expect a wait time of around 19 minutes. Due to the airline's first-rate service, this route has a 4.1-star rating.
What kind of plane is on flight number DL420?
The route for flight number DL420 is predominantly LaGuardia Airport (LGA) to ATL, and the Airbus A321 is the type of plane you're likely to be traveling 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 DL420 flight with Travelocity, please visit our Customer Service Portal.