Delta Flight 670 Deals & Information (2025/2026)

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Delta Flight 670 Route Deals From $132

The cheapest prices found with in the last 7 days for return flights were $232 and $132 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, May 30 - Tue, Jun 10
JFK
John F. Kennedy Intl.
SFO
San Francisco Intl.
$232 Roundtrip, found 3 hours ago
$232
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, May 30 from John F. Kennedy Intl. to San Francisco Intl., returning Tue, Jun 10, priced at $232 found 3 hours ago
Fri, May 30 - Tue, Jun 10
JFK
John F. Kennedy Intl.
SFO
San Francisco Intl.
$254 Roundtrip, found 3 hours ago
$254
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, May 30 from John F. Kennedy Intl. to San Francisco Intl., returning Tue, Jun 10, priced at $254 found 3 hours ago
Wed, Oct 1 - Wed, Oct 15
JFK
John F. Kennedy Intl.
SFO
San Francisco Intl.
$261 Roundtrip, found 2 hours ago
$261
Roundtrip
found 2 hours ago
Select Delta flight, departing Wed, Oct 1 from John F. Kennedy Intl. to San Francisco Intl., returning Wed, Oct 15, priced at $261 found 2 hours ago

Frequently asked questions

What route does flight number DL670 take?
DL670 takes around 5 hours and 33 minutes to jet non-stop from Logan Intl. Airport (BOS) to Salt Lake City Intl. Airport (SLC). Sure, there’s magic in the destination, but half the fun is in the journey!
What terminal does DL670 fly out of?
You’ll likely be jetting out of Terminal An if you’re booked on flight number DL670 direct from Logan Intl. Airport to Salt Lake City, UT Airport (SLC-Salt Lake City Intl.).
What kind of plane is on flight number DL670?
The Airbus A321 is the type of plane most frequently used for flight number DL670. Usually, this flight leaves from BOS and arrives at Salt Lake City Intl. Airport (SLC).
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 DL670 flight with Travelocity, please visit our Customer Service Portal.