JetBlue Airways Flight 42 Deals & Information (2026/2027)

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JetBlue Airways Flight 42 Route Deals From $162

The cheapest prices found with in the last 7 days for return flights were $280 and $162 for one-way flights to Logan Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Jul 30 - Tue, Aug 4
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$280 Roundtrip, found 2 days ago
$280
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Thu, Jul 30 from Luis Munoz Marin Intl. to Logan Intl., returning Tue, Aug 4, priced at $280 found 2 days ago
Mon, May 11 - Mon, May 18
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$313 Roundtrip, found 5 days ago
$313
Roundtrip
found 5 days ago
Select JetBlue Airways flight, departing Mon, May 11 from Luis Munoz Marin Intl. to Logan Intl., returning Mon, May 18, priced at $313 found 5 days ago
Sat, Jul 4 - Sat, Jul 18
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$316 Roundtrip, found 1 day ago
$316
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sat, Jul 4 from Luis Munoz Marin Intl. to Logan Intl., returning Sat, Jul 18, priced at $316 found 1 day ago
Wed, Jun 17 - Tue, Jul 7
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$320 Roundtrip, found 14 hours ago
$320
Roundtrip
found 14 hours ago
Select JetBlue Airways flight, departing Wed, Jun 17 from Luis Munoz Marin Intl. to Logan Intl., returning Tue, Jul 7, priced at $320 found 14 hours ago
Fri, May 29 - Mon, Jun 1
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$323 Roundtrip, found 1 day ago
$323
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Fri, May 29 from Luis Munoz Marin Intl. to Logan Intl., returning Mon, Jun 1, priced at $323 found 1 day ago
Thu, Sep 3 - Mon, Sep 7
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$333 Roundtrip, just found
$333
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Sep 3 from Luis Munoz Marin Intl. to Logan Intl., returning Mon, Sep 7, priced at $333 just found
Thu, Sep 3 - Mon, Sep 7
SJU
Luis Munoz Marin Intl.
BOS
Logan Intl.
$343 Roundtrip, just found
$343
Roundtrip
just found
Select JetBlue Airways flight, departing Thu, Sep 3 from Luis Munoz Marin Intl. to Logan Intl., returning Mon, Sep 7, priced at $343 just found

Frequently asked questions

What route does flight number B642 take?
Flight number B642 operates non-stop from SFO to BDL. During this journey, you can expect to be in the air for 5 hours and 24 minutes. Book ahead to get your favorite seat.
What terminal does B642 fly out of?
B642 runs between San Francisco, CA Airport (SFO-San Francisco Intl.) and Bradley International Airport, and passengers booked on this flight usually take off from Terminal 1.
What kind of plane is on flight number B642?
There's a good chance you'll find yourself boarding an Airbus A320 if you're on flight B642. Typically, this flight heads off from SFO and comes in to land at Bradley Intl. Airport (BDL).
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 B642 flight with Travelocity, please visit our Customer Service Portal.