Madrid to Boston (MAD-BOS): nonstop upgrade & award space

Iberia Airlines, JetBlue Airways, and Delta Air Lines fly nonstop between Madrid (MAD) and Boston (BOS), roughly 28 times a week. Long-haul cabins on a corridor this busy are large but never idle: premium cabin inventory reshuffles around every schedule change, and the best dates go first. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every MAD to BOS departure, so you know which flights have space before you book.

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

See MAD to BOS on the interactive map Get started free
28
Nonstop flights a week
3,401 mi
Nonstop distance
Free
To get started

Madrid to Boston flight schedule

Scheduled nonstop departures for MAD 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.

Schedule data dated .

Scheduled nonstop departures from Madrid (MAD) to Boston (BOS)
Date Flight Airline Departs MAD Arrives BOS Duration Aircraft
IB 347Iberia Airlines13:5016:108h 20m32Q
B6 2260JetBlue Airways14:0516:158h 10m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:3019:508h 20m32Q
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:1019:308h 20m332
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:3019:508h 20m32Q
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines16:5019:108h 20m333
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:3019:508h 20m32Q
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:2519:458h 20m332
B6 2260JetBlue Airways13:3016:078h 37m32Q
IB 347Iberia Airlines13:5016:108h 20m32Q
DL 63Delta Air Lines14:3516:358h339
IB 345Iberia Airlines17:3019:508h 20m32Q

Showing all 28 scheduled MAD 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 MAD to BOS date on the interactive map

Confirmed upgrade & award space on MAD 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 Madrid 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 MAD 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 MAD to BOS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Madrid to Boston nonstop

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

See MAD to BOS on the interactive map →

Frequently asked questions about MAD to BOS

How far is Boston from Madrid?
MAD to BOS covers about 3,401 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 MAD to BOS?
Iberia Airlines, JetBlue Airways, and Delta Air Lines 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 MAD to BOS?
About 28 nonstop flights a week run between Madrid and Boston in the current schedule, operated by Iberia Airlines, JetBlue Airways, and Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from MAD to BOS depart?
Scheduled MAD to BOS nonstops in the next 7 days with service leave between 13:30 and 17:30, local time at Madrid. 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 MAD to BOS?
Open the MAD 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 MAD 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.

Get started free