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

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JetBlue Airways Flight 400 Route Deals From $76

The cheapest prices found with in the last 7 days for return flights were $151 and $76 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Feb 4 - Sun, Feb 8
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$151 Roundtrip, found 13 hours ago
$151
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Wed, Feb 4 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Feb 8, priced at $151 found 13 hours ago
Fri, Jan 23 - Sun, Jan 25
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$156 Roundtrip, found 3 days ago
$156
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Fri, Jan 23 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Jan 25, priced at $156 found 3 days ago
Thu, Feb 12 - Mon, Feb 16
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$177 Roundtrip, found 15 hours ago
$177
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Thu, Feb 12 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Feb 16, priced at $177 found 15 hours ago
Wed, Feb 4 - Sun, Feb 8
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$180 Roundtrip, found 13 hours ago
$180
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Wed, Feb 4 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Feb 8, priced at $180 found 13 hours ago
Fri, Jan 16 - Mon, Jan 19
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$196 Roundtrip, found 3 hours ago
$196
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Fri, Jan 16 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Jan 19, priced at $196 found 3 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.