JetBlue Airways Flight 403 Deals & Information (2025/2026)

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JetBlue Airways Flight 403 Route Deals From $88

The cheapest prices found with in the last 7 days for return flights were $125 and $88 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jan 25 - Fri, Feb 6
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$125 Roundtrip, found 1 day ago
$125
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sun, Jan 25 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Feb 6, priced at $125 found 1 day ago
Tue, Feb 3 - Wed, Feb 4
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$171 Roundtrip, found 9 hours ago
$171
Roundtrip
found 9 hours ago
Select JetBlue Airways flight, departing Tue, Feb 3 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Feb 4, priced at $171 found 9 hours 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.