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

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JetBlue Airways Flight 403 Route Deals From $118

The cheapest prices found with in the last 7 days for return flights were $211 and $118 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 4 - Sun, Oct 5
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$211 Roundtrip, found 13 hours ago
$211
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Oct 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sun, Oct 5, priced at $211 found 13 hours ago
Sun, Sep 7 - Sat, Sep 13
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$216 Roundtrip, just found
$216
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Sep 7 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Sep 13, priced at $216 just found
Sun, Oct 12 - Wed, Oct 15
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$234 Roundtrip, just found
$234
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Oct 12 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Oct 15, priced at $234 just found
Sat, Jan 31 - Sat, Feb 7
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$236 Roundtrip, found 5 hours ago
$236
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Sat, Jan 31 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Feb 7, priced at $236 found 5 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.