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

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JetBlue Airways Flight 403 Route Deals From $179

The cheapest prices found with in the last 7 days for return flights were $357 and $179 for one-way flights to Luis Munoz Marin Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Dec 22 - Fri, Dec 25
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$357 Roundtrip, just found
$357
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Dec 22 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Dec 25, priced at $357 just found
Sat, Jan 30 - Sun, Jan 31
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$362 Roundtrip, found 2 hours ago
$362
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Sat, Jan 30 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sun, Jan 31, priced at $362 found 2 hours ago
Wed, Dec 16 - Thu, Dec 17
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$367 Roundtrip, found 19 hours ago
$367
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Wed, Dec 16 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Thu, Dec 17, priced at $367 found 19 hours ago
Wed, Dec 16 - Sat, Dec 19
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$372 Roundtrip, found 1 hour ago
$372
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Wed, Dec 16 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Dec 19, priced at $372 found 1 hour ago
Wed, Jan 27 - Fri, Jan 29
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$387 Roundtrip, just found
$387
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Jan 27 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Jan 29, priced at $387 just found
Mon, Nov 23 - Sat, Dec 5
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$388 Roundtrip, just found
$388
Roundtrip
just found
Select JetBlue Airways flight, departing Mon, Nov 23 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sat, Dec 5, priced at $388 just found
Sun, Nov 22 - Mon, Nov 23
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$389 Roundtrip, found 4 hours ago
$389
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sun, Nov 22 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Mon, Nov 23, priced at $389 found 4 hours ago
Tue, Nov 24 - Wed, Dec 2
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$395 Roundtrip, just found
$395
Roundtrip
just found
Select JetBlue Airways flight, departing Tue, Nov 24 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Wed, Dec 2, priced at $395 just found
Wed, Feb 3 - Fri, Feb 12
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$398 Roundtrip, just found
$398
Roundtrip
just found
Select JetBlue Airways flight, departing Wed, Feb 3 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Fri, Feb 12, priced at $398 just found
Sat, Jan 30 - Sun, Feb 7
JFK
John F. Kennedy Intl.
SJU
Luis Munoz Marin Intl.
$402 Roundtrip, just found
$402
Roundtrip
just found
Select JetBlue Airways flight, departing Sat, Jan 30 from John F. Kennedy Intl. to Luis Munoz Marin Intl., returning Sun, Feb 7, priced at $402 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.