JetBlue Airways Flight 123 Deals & Information (2026/2027)

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JetBlue Airways Flight 123 Route Deals From $139

The cheapest prices found with in the last 7 days for return flights were $238 and $139 for one-way flights to Los Angeles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, May 6 - Mon, May 11
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$238 Roundtrip, found 1 hour ago
$238
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, May 6 from John F. Kennedy Intl. to Los Angeles Intl., returning Mon, May 11, priced at $238 found 1 hour ago
Wed, Apr 15 - Tue, Apr 21
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$244 Roundtrip, just found
$244
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Apr 15 from John F. Kennedy Intl. to Los Angeles Intl., returning Tue, Apr 21, priced at $244 just found
Tue, Apr 14 - Mon, Apr 20
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$249 Roundtrip, just found
$249
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Apr 14 from John F. Kennedy Intl. to Los Angeles Intl., returning Mon, Apr 20, priced at $249 just found
Tue, Apr 28 - Tue, May 5
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$253 Roundtrip, just found
$253
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Apr 28 from John F. Kennedy Intl. to Los Angeles Intl., returning Tue, May 5, priced at $253 just found
Tue, Apr 28 - Tue, May 5
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$258 Roundtrip, just found
$258
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Apr 28 from John F. Kennedy Intl. to Los Angeles Intl., returning Tue, May 5, priced at $258 just found
Thu, Apr 23 - Mon, Apr 27
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$259 Roundtrip, just found
$259
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Apr 23 from John F. Kennedy Intl. to Los Angeles Intl., returning Mon, Apr 27, priced at $259 just found
Tue, Apr 14 - Mon, Apr 20
JFK
John F. Kennedy Intl.
LAX
Los Angeles Intl.
$264 Roundtrip, just found
$264
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Apr 14 from John F. Kennedy Intl. to Los Angeles Intl., returning Mon, Apr 20, priced at $264 just found

Frequently asked questions

What route does flight number B6123 take?
B6123 takes approximately 6 hours and 19 minutes to jet directly from JFK to Los Angeles, CA Airport (LAX-Los Angeles Intl.). We all know there's magic in the destination, but getting there is half the fun!
What terminal does B6123 fly out of?
You'll likely be stepping aboard the plane at Terminal 5 if you're booked on flight B6123 direct from John F. Kennedy Intl. Airport (JFK) to Los Angeles, CA Airport (LAX-Los Angeles Intl.).
What kind of plane is on flight number B6123?
The route for flight number B6123 is usually John F. Kennedy Intl. Airport (JFK) to LAX, and the Airbus A320 family is the type of aircraft you're likely to be flying 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 B6123 flight with Travelocity, please visit our Customer Service Portal.