San Juan to Boston (SJU-BOS): nonstop upgrade & award space

JetBlue Airways, Delta Air Lines, and Frontier Airlines fly nonstop between San Juan (SJU) and Boston (BOS), roughly 19 times a week. With JetBlue Airways running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every SJU to BOS departure, so you know which flights have space before you book.

Schedule last confirmed September 6, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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Nonstop flights a week

1,679 mi

Nonstop distance

Free

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San Juan to Boston flight schedule

Scheduled nonstop departures for SJU to BOS, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from San Juan (SJU) to Boston (BOS)
Date	Flight	Airline	Departs SJU	Arrives BOS	Duration	Aircraft
Tue, Sep 8	B6 562	JetBlue Airways	05:15	09:15	4h	320
Tue, Sep 8	B6 762	JetBlue Airways	13:50	17:57	4h 7m	321
Tue, Sep 8	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Tue, Sep 8	B6 462	JetBlue Airways	20:07	00:13	4h 6m	320
Wed, Sep 9	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Wed, Sep 9	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320
Thu, Sep 10	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Thu, Sep 10	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320
Fri, Sep 11	B6 562	JetBlue Airways	06:00	10:03	4h 3m	320
Fri, Sep 11	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Fri, Sep 11	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320
Sat, Sep 12	B6 562	JetBlue Airways	06:00	10:03	4h 3m	320
Sat, Sep 12	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Sat, Sep 12	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320
Sun, Sep 13	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Sun, Sep 13	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320
Mon, Sep 14	B6 562	JetBlue Airways	06:00	10:03	4h 3m	320
Mon, Sep 14	DL 1780	Delta Air Lines	14:10	18:23	4h 13m	32Q
Mon, Sep 14	B6 462	JetBlue Airways	18:55	23:03	4h 8m	320

Showing all 19 scheduled SJU to BOS departures across the next 7 days with service. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every SJU to BOS date on the interactive map

Confirmed upgrade & award space on SJU to BOS departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for San Juan to Boston to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each SJU to BOS departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See SJU to BOS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying San Juan to Boston nonstop

Carriers operating SJU to BOS nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See SJU to BOS on the interactive map →

Frequently asked questions about SJU to BOS

How far is Boston from San Juan?

SJU to BOS covers about 1,679 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.

Which airlines fly nonstop from SJU to BOS?

JetBlue Airways, Delta Air Lines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, and award seats on JetBlue Airways.

How many flights a week are there from SJU to BOS?

About 19 nonstop flights a week run between San Juan and Boston in the current schedule, operated by JetBlue Airways, Delta Air Lines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.

What time do flights from SJU to BOS depart?

Scheduled SJU to BOS nonstops in the next 7 days with service leave between 05:15 and 20:07, local time at San Juan. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

How do I check upgrade or award availability on SJU to BOS?

Open the SJU to BOS route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss SJU to BOS upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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