Delta Flight DL509 Deals & Information (2025/2026)

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Delta Flight 509 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $373 and $224 for one-way flights to Salt Lake City Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Fri, Oct 24
SNA
John Wayne
SLC
Salt Lake City Intl.
$373 Roundtrip, found 5 days ago
$373
Roundtrip
found 5 days ago
Select Delta flight, departing Sat, Oct 18 from John Wayne to Salt Lake City Intl., returning Fri, Oct 24, priced at $373 found 5 days ago

Frequently asked questions

What route does flight number DL509 take?
DL509 operates between Ellison Onizuka Kona Intl. Airport at Keāhole and Los Angeles Intl. Airport (LAX) and flies direct. This journey takes 5 hours and 14 minutes.
What kind of plane is on flight number DL509?
You'll likely find yourself cruising aboard the Boeing 757 if you're on flight DL509. Generally, this flight jets off from Kona Intl. Airport (KOA) and touches down at Los Angeles Intl. Airport (LAX).
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 DL509 flight with Travelocity, please visit our Customer Service Portal.