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

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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.

Wed, Feb 11 - Sat, Feb 21
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$141 Roundtrip, found 15 hours ago
$141
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Wed, Feb 11 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Feb 21, priced at $141 found 15 hours ago
Tue, Feb 10 - Tue, Mar 3
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$147 Roundtrip, found 11 hours ago
$147
Roundtrip
found 11 hours 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 11 hours ago
Wed, Mar 18 - Sun, Mar 22
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$162 Roundtrip, found 6 hours ago
$162
Roundtrip
found 6 hours ago
Select JetBlue Airways flight, departing Wed, Mar 18 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Mar 22, priced at $162 found 6 hours ago
Wed, Mar 18 - Sun, Mar 22
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$163 Roundtrip, found 6 hours ago
$163
Roundtrip
found 6 hours ago
Select JetBlue Airways flight, departing Wed, Mar 18 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Mar 22, priced at $163 found 6 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.