Boston to Baltimore (BOS-BWI): nonstop upgrade & award space

Delta Air Lines flies nonstop between Boston (BOS) and Baltimore (BWI), roughly 23 times a week. With Delta Air Lines 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 BOS to BWI 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.

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23
Nonstop flights a week
369 mi
Nonstop distance
Free
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Boston to Baltimore flight schedule

Scheduled nonstop departures for BOS to BWI, 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 Boston (BOS) to Baltimore (BWI)
Date Flight Airline Departs BOS Arrives BWI Duration Aircraft
DL 5703Delta Air Lines08:1009:551h 45mE75
DL 5644Delta Air Lines15:4517:271h 42mE75
DL 5851Delta Air Lines19:3521:221h 47mE75
DL 5703Delta Air Lines08:1009:551h 45mE75
DL 5668Delta Air Lines10:4012:221h 42mE75
DL 5644Delta Air Lines15:4517:271h 42mE75
DL 5851Delta Air Lines19:3521:221h 47mE75
DL 5703Delta Air Lines08:1009:551h 45mE75
DL 5644Delta Air Lines15:4517:271h 42mE75
DL 5851Delta Air Lines20:2522:131h 48mE75
DL 5703Delta Air Lines08:1009:551h 45mE75
DL 5668Delta Air Lines10:4012:221h 42mE75
DL 5644Delta Air Lines15:4517:271h 42mE75
DL 5851Delta Air Lines20:4522:311h 46mE75
DL 5668Delta Air Lines09:3011:141h 44mE75
DL 5644Delta Air Lines17:3019:221h 52mE75
DL 5703Delta Air Lines06:2508:081h 43mE75
DL 5668Delta Air Lines10:4012:221h 42mE75
DL 5644Delta Air Lines15:0516:571h 52mE75
DL 5851Delta Air Lines20:2522:131h 48mE75
DL 5703Delta Air Lines06:3508:171h 42mE75
DL 5668Delta Air Lines11:1512:551h 40mE75

Showing all 22 scheduled BOS to BWI 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 BOS to BWI date on the interactive map

Confirmed upgrade & award space on BOS to BWI departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Boston to Baltimore 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 BOS to BWI 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 BOS to BWI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Boston to Baltimore nonstop

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

See BOS to BWI on the interactive map →

Frequently asked questions about BOS to BWI

How far is Baltimore from Boston?
BOS to BWI covers about 369 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 BOS to BWI?
Delta Air Lines is currently the only airline flying BOS to BWI nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from BOS to BWI?
About 23 nonstop flights a week run between Boston and Baltimore in the current schedule, operated by Delta Air Lines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from BOS to BWI depart?
Scheduled BOS to BWI nonstops in the next 7 days with service leave between 06:25 and 20:45, local time at Boston. 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 BOS to BWI?
Open the BOS to BWI 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 BOS to BWI 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