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.

Tue, Jun 23 - Wed, Jun 24
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$252 Roundtrip, found 4 hours ago
$252
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Tue, Jun 23 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jun 24, priced at $252 found 4 hours ago
Tue, Jun 23 - Tue, Jun 30
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$257 Roundtrip, just found
$257
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Jun 23 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Jun 30, priced at $257 just found
Sat, Jul 4 - Wed, Jul 8
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$277 Roundtrip, just found
$277
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jul 8, priced at $277 just found
Tue, Jun 9 - Tue, Jun 23
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$285 Roundtrip, found 1 day ago
$285
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Tue, Jun 9 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Jun 23, priced at $285 found 1 day ago
Sun, Jun 21 - Mon, Jun 22
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$292 Roundtrip, just found
$292
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Jun 21 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Mon, Jun 22, priced at $292 just found
Tue, Sep 8 - Wed, Sep 16
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$292 Roundtrip, just found
$292
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Sep 8 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Sep 16, priced at $292 just found
Thu, May 28 - Wed, Jun 24
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$295 Roundtrip, found 1 day ago
$295
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, May 28 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jun 24, priced at $295 found 1 day ago
Sat, Jul 4 - Thu, Jul 9
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$297 Roundtrip, just found
$297
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Jul 9, priced at $297 just found
Sat, Jun 13 - Sun, Jun 14
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$302 Roundtrip, found 3 hours ago
$302
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Sat, Jun 13 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sun, Jun 14, priced at $302 found 3 hours ago
Sat, Jul 4 - Thu, Jul 9
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$302 Roundtrip, just found
$302
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Jul 9, priced at $302 just found

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.