JetBlue Airways Flight 400 Deals & Information (2025/2026)

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JetBlue Airways Flight 400 Route Deals From $70

The cheapest prices found with in the last 7 days for return flights were $141 and $70 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jan 31 - Tue, Feb 3
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$141 Roundtrip, found 14 hours ago
$141
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Sat, Jan 31 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Feb 3, priced at $141 found 14 hours ago
Thu, Feb 5 - Tue, Feb 10
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Thu, Feb 5 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Feb 10, priced at $154 found 1 day ago
Thu, Jan 15 - Tue, Jan 27
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$156 Roundtrip, found 19 hours ago
$156
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Thu, Jan 15 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Jan 27, priced at $156 found 19 hours ago
Sat, Jan 24 - Tue, Jan 27
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$166 Roundtrip, found 2 days ago
$166
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Sat, Jan 24 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Jan 27, priced at $166 found 2 days ago
Sat, Jan 17 - Tue, Jan 20
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$172 Roundtrip, found 9 hours ago
$172
Roundtrip
found 9 hours ago
Select JetBlue Airways flight, departing Sat, Jan 17 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Jan 20, priced at $172 found 9 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.