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

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JetBlue Airways Flight 400 Route Deals From $92

The cheapest prices found with in the last 7 days for return flights were $184 and $92 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Apr 16 - Fri, Apr 24
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$184 Roundtrip, found 3 hours ago
$184
Roundtrip
found 3 hours ago
Select JetBlue Airways flight, departing Thu, Apr 16 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Fri, Apr 24, priced at $184 found 3 hours ago
Thu, May 7 - Tue, May 12
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$193 Roundtrip, found 14 hours ago
$193
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Thu, May 7 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, May 12, priced at $193 found 14 hours ago
Wed, Apr 29 - Sat, May 9
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$195 Roundtrip, found 13 hours ago
$195
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Wed, Apr 29 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, May 9, priced at $195 found 13 hours ago
Sat, May 2 - Sat, May 9
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$199 Roundtrip, found 13 hours ago
$199
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, May 2 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, May 9, priced at $199 found 13 hours ago
Thu, Apr 9 - Sun, Apr 12
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$201 Roundtrip, found 1 hour ago
$201
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Thu, Apr 9 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Apr 12, priced at $201 found 1 hour ago
Sat, May 2 - Sat, May 9
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$203 Roundtrip, found 13 hours ago
$203
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, May 2 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, May 9, priced at $203 found 13 hours ago
Fri, Apr 24 - Sun, Apr 26
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$212 Roundtrip, found 19 hours ago
$212
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Fri, Apr 24 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Apr 26, priced at $212 found 19 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.