JetBlue Airways Flight 403 Deals & Information (2026/2027)

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JetBlue Airways Flight 403 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $252 and $129 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Oct 29 - Fri, Oct 30
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$252 Roundtrip, found 1 hour ago
$252
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Thu, Oct 29 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Oct 30, priced at $252 found 1 hour ago
Sat, Oct 24 - Mon, Oct 26
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$262 Roundtrip, found 2 hours ago
$262
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Sat, Oct 24 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Mon, Oct 26, priced at $262 found 2 hours ago
Sat, Oct 24 - Mon, Oct 26
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$277 Roundtrip, found 2 hours ago
$277
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Sat, Oct 24 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Mon, Oct 26, priced at $277 found 2 hours ago
Thu, Oct 29 - Fri, Oct 30
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$282 Roundtrip, found 8 hours ago
$282
Roundtrip
found 8 hours ago
Select JetBlue Airways flight, departing Thu, Oct 29 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Oct 30, priced at $282 found 8 hours ago
Tue, Oct 27 - Fri, Oct 30
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$287 Roundtrip, found 2 hours ago
$287
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Tue, Oct 27 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Oct 30, priced at $287 found 2 hours ago
Tue, Oct 27 - Fri, Nov 6
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$297 Roundtrip, just found
$297
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Oct 27 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Nov 6, priced at $297 just found
Fri, Oct 30 - Sat, Oct 31
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$314 Roundtrip, found 4 days ago
$314
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Fri, Oct 30 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Oct 31, priced at $314 found 4 days ago
Tue, Oct 20 - Thu, Nov 19
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$315 Roundtrip, found 4 days ago
$315
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Tue, Oct 20 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Nov 19, priced at $315 found 4 days ago
Wed, Sep 16 - Wed, Sep 23
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$317 Roundtrip, just found
$317
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Sep 16 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Sep 23, priced at $317 just found
Sun, Sep 27 - Tue, Sep 29
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$320 Roundtrip, found 4 days ago
$320
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Sun, Sep 27 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Sep 29, priced at $320 found 4 days ago

Frequently asked questions

What route does flight number B6403 take?
B6403 takes roughly 3 hours and 48 minutes to jet directly from JFK to SJU. We all know there's magic in the destination, but half the fun is in the journey!
What terminal does B6403 fly out of?
Flights to and from JFK Airport and SJU are served by flight number B6403, and travelers with a seat booked on this flight typically depart from Terminal 5.
What kind of plane is on flight number B6403?
The Airbus A320 is the aircraft most frequently used for flight number B6403. This flight nearly always leaves from JFK Airport and lands at Isla Verde Intl. 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 B6403 flight with Travelocity, please visit our Customer Service Portal.