JetBlue Airways Flight 400 Deals & Information (2026/2027)

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JetBlue Airways Flight 400 Route Deals From $69

The cheapest prices found with in the last 7 days for return flights were $147 and $69 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Feb 10 - Tue, Mar 3
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$147 Roundtrip, found 6 days ago
$147
Roundtrip
found 6 days ago
Select JetBlue Airways flight, departing Tue, Feb 10 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Mar 3, priced at $147 found 6 days ago
Sat, Feb 14 - Sat, Feb 21
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$152 Roundtrip, found 2 days ago
$152
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Feb 21, priced at $152 found 2 days ago
Sat, Feb 14 - Wed, Feb 18
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$152 Roundtrip, found 4 hours ago
$152
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Feb 18, priced at $152 found 4 hours ago
Sat, Feb 14 - Wed, Feb 18
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$167 Roundtrip, found 4 hours ago
$167
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Feb 18, priced at $167 found 4 hours ago
Thu, Mar 26 - Sat, Apr 4
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$174 Roundtrip, found 2 days ago
$174
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Thu, Mar 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Apr 4, priced at $174 found 2 days ago
Sat, Feb 14 - Wed, Feb 18
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$183 Roundtrip, found 4 hours ago
$183
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Feb 18, priced at $183 found 4 hours ago

Frequently asked questions

What route does flight number B6400 take?
B6400 travels between Louis Armstrong New Orleans Intl. Airport and BOS and is a direct flight. This service takes 3 hours and 16 minutes.
What kind of plane is on flight number B6400?
There's every chance you'll find yourself jumping on board an Embraer 190 if you're traveling on flight number B6400. Typically, this flight departs from New Orleans, LA Airport (MSY-Louis Armstrong New Orleans Intl.) and arrives at BOS.
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 B6400 flight with Travelocity, please visit our Customer Service Portal.