JetBlue Airways Flight 678 Deals & Information (2025/2026)

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JetBlue Airways Flight 678 Route Deals From $59

The cheapest prices found with in the last 7 days for return flights were $117 and $59 for one-way flights to Jacksonville Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 29 - Sat, Nov 1
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$117 Roundtrip, found 7 hours ago
$117
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Wed, Oct 29 from John F. Kennedy Intl. to Jacksonville Intl., returning Sat, Nov 1, priced at $117 found 7 hours ago
Sat, Aug 9 - Sun, Aug 10
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$119 Roundtrip, just found
$119
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Aug 9 from John F. Kennedy Intl. to Jacksonville Intl., returning Sun, Aug 10, priced at $119 just found
Sat, Oct 18 - Tue, Oct 21
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$127 Roundtrip, found 4 hours ago
$127
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sat, Oct 18 from John F. Kennedy Intl. to Jacksonville Intl., returning Tue, Oct 21, priced at $127 found 4 hours ago
Mon, Aug 25 - Wed, Sep 3
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$129 Roundtrip, found 8 hours ago
$129
Roundtrip
found 8 hours ago
Select JetBlue Airways flight, departing Mon, Aug 25 from John F. Kennedy Intl. to Jacksonville Intl., returning Wed, Sep 3, priced at $129 found 8 hours ago
Sat, Oct 18 - Tue, Oct 21
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$137 Roundtrip, found 4 hours ago
$137
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sat, Oct 18 from John F. Kennedy Intl. to Jacksonville Intl., returning Tue, Oct 21, priced at $137 found 4 hours ago
Thu, Aug 21 - Wed, Sep 3
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$142 Roundtrip, found 1 day ago
$142
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, Aug 21 from John F. Kennedy Intl. to Jacksonville Intl., returning Wed, Sep 3, priced at $142 found 1 day ago
Fri, Aug 29 - Wed, Sep 3
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$144 Roundtrip, found 5 hours ago
$144
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Fri, Aug 29 from John F. Kennedy Intl. to Jacksonville Intl., returning Wed, Sep 3, priced at $144 found 5 hours ago
Tue, Nov 18 - Wed, Nov 19
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$147 Roundtrip, found 1 day ago
$147
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Nov 18 from John F. Kennedy Intl. to Jacksonville Intl., returning Wed, Nov 19, priced at $147 found 1 day ago
Sat, Sep 6 - Mon, Sep 8
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$149 Roundtrip, found 11 hours ago
$149
Roundtrip
found 11 hours ago
Select JetBlue Airways flight, departing Sat, Sep 6 from John F. Kennedy Intl. to Jacksonville Intl., returning Mon, Sep 8, priced at $149 found 11 hours ago
Thu, Aug 21 - Wed, Sep 3
JFK
John F. Kennedy Intl.
JAX
Jacksonville Intl.
$152 Roundtrip, found 1 day ago
$152
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, Aug 21 from John F. Kennedy Intl. to Jacksonville Intl., returning Wed, Sep 3, priced at $152 found 1 day ago

Frequently asked questions

What route does flight number B6678 take?
B6678 travels from Jacksonville Intl. Airport to John F. Kennedy Intl. Airport (JFK) and is a direct flight. This trip generally takes 2 hours and 18 minutes.
What kind of plane is on flight number B6678?
You'll probably be on an Embraer 190 if you're booked on flight number B6678. This flight almost always heads off from Jacksonville Intl. Airport and touches down at JFK Airport.
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 B6678 flight with Travelocity, please visit our Customer Service Portal.