Delta Flight 4 Deals & Information (2025/2026)

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Delta Flight 4 Route Deals From $1,037

The cheapest prices found with in the last 7 days for return flights were $530 and $1,037 for one-way flights to John F. Kennedy Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 7 - Mon, Oct 13
LHR
Heathrow
JFK
John F. Kennedy Intl.
$530 Roundtrip, found 15 hours ago
$530
Roundtrip
found 15 hours ago
Select Delta flight, departing Tue, Oct 7 from Heathrow to John F. Kennedy Intl., returning Mon, Oct 13, priced at $530 found 15 hours ago

Frequently asked questions

What route does flight number DL4 take?
You'll arrive into JFK Airport from LHR if you've booked a ticket on flight number DL4. You'll be airborne for 8 hours and 25 minutes during this trip. It's also good to note that it conveniently operates non-stop.
How often is DL4 on time?
If you've booked tickets with Delta flight number DL4 from LHR to John F. Kennedy Intl. Airport (JFK), it's nice to know that 80% of these services arrive on time. If your plane happens to be delayed, the average wait time is roughly 20 minutes. This flight has a star rating of 3.45.
What terminal does DL4 fly out of?
Flights to and from Heathrow Airport and JFK are served by DL4, and those traveling on this route typically leave from Terminal 2.
What kind of plane is on flight number DL4?
You'll probably be on the Boeing 767-400 if you're booked on flight number DL4. This flight almost always leaves from London Airport (LHR-Heathrow) and lands at John F. Kennedy Intl. Airport (JFK).
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 DL4 flight with Travelocity, please visit our Customer Service Portal.