JetBlue Airways Flight B6403 Deals & Information (2025/2026)

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JetBlue Airways Flight 403 Route Deals From $78

The cheapest prices found with in the last 7 days for return flights were $151 and $78 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 15 - Wed, Jul 16
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$151 Roundtrip, just found
$151
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Jul 15 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jul 16, priced at $151 just found
Sun, Jul 20 - Wed, Jul 23
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$156 Roundtrip, just found
$156
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Jul 20 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $156 just found
Sun, Jul 20 - Wed, Jul 23
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$159 Roundtrip, just found
$159
Roundtrip
just found
Select JetBlue Airways flight, departing Sun, Jul 20 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Jul 23, priced at $159 just found
Sun, Jul 13 - Tue, Nov 4
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$161 Roundtrip, found 2 days ago
$161
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sun, Jul 13 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Nov 4, priced at $161 found 2 days ago
Wed, Jul 2 - Sat, Jul 5
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$166 Roundtrip, just found
$166
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Jul 2 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Jul 5, priced at $166 just found
Fri, Jul 4 - Thu, Jul 10
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$169 Roundtrip, just found
$169
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Jul 10, priced at $169 just found
Tue, Jun 24 - Mon, Jun 30
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$176 Roundtrip, just found
$176
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Jun 24 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Mon, Jun 30, priced at $176 just found
Mon, Jul 14 - Thu, Jul 17
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$180 Roundtrip, just found
$180
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Jul 14 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Jul 17, priced at $180 just found
Fri, Jul 4 - Tue, Jul 8
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$185 Roundtrip, found 1 hour ago
$185
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Fri, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Tue, Jul 8, priced at $185 found 1 hour ago
Fri, Jul 4 - Thu, Jul 10
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$190 Roundtrip, just found
$190
Roundtrip
just found
Select JetBlue Airways flight, departing Fri, Jul 4 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Jul 10, priced at $190 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.