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

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JetBlue Airways Flight 400 Route Deals From $101

The cheapest prices found with in the last 7 days for return flights were $181 and $101 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 26 - Mon, Mar 30
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$181 Roundtrip, found 20 hours ago
$181
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Thu, Mar 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Mar 30, priced at $181 found 20 hours ago
Thu, Mar 26 - Mon, Mar 30
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$183 Roundtrip, found 20 hours ago
$183
Roundtrip
found 20 hours ago
Select JetBlue Airways flight, departing Thu, Mar 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Mon, Mar 30, priced at $183 found 20 hours ago
Thu, Mar 26 - Wed, Apr 1
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$186 Roundtrip, found 21 hours ago
$186
Roundtrip
found 21 hours ago
Select JetBlue Airways flight, departing Thu, Mar 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Apr 1, priced at $186 found 21 hours ago
Wed, Mar 18 - Wed, Apr 1
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$188 Roundtrip, found 19 hours ago
$188
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Wed, Mar 18 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Apr 1, priced at $188 found 19 hours ago
Wed, Apr 8 - Sun, Apr 12
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$198 Roundtrip, found 22 hours ago
$198
Roundtrip
found 22 hours ago
Select JetBlue Airways flight, departing Wed, Apr 8 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Apr 12, priced at $198 found 22 hours ago
Wed, Mar 25 - Sat, Mar 28
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$202 Roundtrip, found 7 hours ago
$202
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Wed, Mar 25 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Mar 28, priced at $202 found 7 hours ago
Wed, Mar 25 - Sat, Mar 28
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$204 Roundtrip, found 7 hours ago
$204
Roundtrip
found 7 hours ago
Select JetBlue Airways flight, departing Wed, Mar 25 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Mar 28, priced at $204 found 7 hours ago
Wed, Mar 25 - Sun, Apr 5
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Wed, Mar 25 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Apr 5, priced at $205 found 1 day ago
Wed, Mar 18 - Wed, Apr 1
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$211 Roundtrip, found 19 hours ago
$211
Roundtrip
found 19 hours ago
Select JetBlue Airways flight, departing Wed, Mar 18 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Apr 1, priced at $211 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.