Delta Flight AS668 Deals & Information (2025/2026)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

Delta Flight 668 Route Deals From $309

The cheapest prices found with in the last 7 days for return flights were $257 and $309 for one-way flights to San Francisco Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Sep 6 - Tue, Sep 16
JFK
John F. Kennedy Intl.
SFO
San Francisco Intl.
$257 Roundtrip, found 13 hours ago
$257
Roundtrip
found 13 hours ago
Select Delta flight, departing Sat, Sep 6 from John F. Kennedy Intl. to San Francisco Intl., returning Tue, Sep 16, priced at $257 found 13 hours ago

Frequently asked questions

What route does flight number DL668 take?
DL668 takes multiple routes. The most popular is Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County) to MSY, which is a direct flight. This service typically takes 2 hours and 31 minutes. That said, you might find other flights with the same number that are multi-stop.
What terminal does DL668 fly out of?
Terminal EM is where you'll likely jet off from if you're booked on a flight out of Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County). Detroit, MI Airport (DTW-Detroit Metropolitan Wayne County) to New Orleans, LA Airport (MSY-Louis Armstrong New Orleans Intl.) is the most commonly traveled route for flight number DL668.
What kind of plane is on flight number DL668?
If you have a seat on flight DL668 from Detroit Metropolitan Wayne County Airport (DTW) to New Orleans, LA Airport (MSY-Louis Armstrong New Orleans Intl.), chances are you'll be traveling on the Boeing 737-900. This flight number serves several routes, but this is the busiest.
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 DL668 flight with Travelocity, please visit our Customer Service Portal.