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

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JetBlue Airways Flight 400 Route Deals From $149

The cheapest prices found with in the last 7 days for return flights were $288 and $149 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Oct 21 - Sat, Oct 24
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$288 Roundtrip, found 2 hours ago
$288
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Wed, Oct 21 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Oct 24, priced at $288 found 2 hours ago
Wed, Oct 21 - Sat, Oct 24
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$292 Roundtrip, found 2 hours ago
$292
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Wed, Oct 21 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Oct 24, priced at $292 found 2 hours ago
Sat, Sep 26 - Sat, Oct 3
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$301 Roundtrip, found 1 hour ago
$301
Roundtrip
found 1 hour ago
Select JetBlue Airways flight, departing Sat, Sep 26 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Oct 3, priced at $301 found 1 hour ago
Fri, Sep 25 - Fri, Oct 2
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$302 Roundtrip, found 5 hours ago
$302
Roundtrip
found 5 hours ago
Select JetBlue Airways flight, departing Fri, Sep 25 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Fri, Oct 2, priced at $302 found 5 hours ago
Wed, Sep 16 - Sun, Sep 20
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$305 Roundtrip, found 4 days ago
$305
Roundtrip
found 4 days ago
Select JetBlue Airways flight, departing Wed, Sep 16 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Sep 20, priced at $305 found 4 days ago
Thu, Oct 15 - Sat, Oct 24
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$307 Roundtrip, just found
$307
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Oct 15 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Oct 24, priced at $307 just found
Wed, Oct 28 - Wed, Nov 4
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$310 Roundtrip, found 3 days ago
$310
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Wed, Oct 28 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Wed, Nov 4, priced at $310 found 3 days ago
Tue, Oct 27 - Sun, Nov 1
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$312 Roundtrip, found 2 hours ago
$312
Roundtrip
found 2 hours ago
Select JetBlue Airways flight, departing Tue, Oct 27 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Nov 1, priced at $312 found 2 hours ago
Thu, Oct 15 - Sat, Oct 24
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$317 Roundtrip, just found
$317
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Oct 15 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sat, Oct 24, priced at $317 just found
Thu, Nov 5 - Sun, Nov 8
MSY
Louis Armstrong New Orleans Intl.
BOS
Logan Intl.
$317 Roundtrip, found 3 days ago
$317
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Thu, Nov 5 from Louis Armstrong New Orleans Intl. to Logan Intl., returning Sun, Nov 8, priced at $317 found 3 days 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.