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 $123 and $69 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 12 - Wed, Feb 18
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$123 Roundtrip, just found
$123
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Feb 12 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Feb 18, priced at $123 just found
Sat, Feb 14 - Mon, Feb 23
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$137 Roundtrip, found 2 hours ago
$137
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Feb 23, priced at $137 found 2 hours ago
Sat, Feb 14 - Sat, Feb 21
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$139 Roundtrip, found 13 hours ago
$139
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Feb 21, priced at $139 found 13 hours ago
Thu, Mar 26 - Tue, Apr 7
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$139 Roundtrip, found 5 hours ago
$139
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Thu, Mar 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Apr 7, priced at $139 found 5 hours ago
Thu, Mar 12 - Mon, Mar 16
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$141 Roundtrip, found 4 hours ago
$141
Roundtrip
found 4 hours ago
Select JetBlue Airways flight, departing Thu, Mar 12 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Mar 16, priced at $141 found 4 hours ago
Sat, Feb 14 - Wed, Feb 18
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$145 Roundtrip, found 1 day ago
$145
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Feb 18, priced at $145 found 1 day ago
Sat, Feb 14 - Tue, Feb 17
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$147 Roundtrip, found 9 hours ago
$147
Roundtrip
found 9 hours ago
Select JetBlue Airways flight, departing Sat, Feb 14 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Tue, Feb 17, priced at $147 found 9 hours ago
Wed, Mar 18 - Wed, Mar 25
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$149 Roundtrip, found 15 hours ago
$149
Roundtrip
found 15 hours ago
Select JetBlue Airways flight, departing Wed, Mar 18 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Mar 25, priced at $149 found 15 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.