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

Delta Air Lines flies nonstop between Baltimore (BWI) and Boston (BOS), 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 BWI 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.

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

Scheduled nonstop departures for BWI 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 Baltimore (BWI) to Boston (BOS)
Date Flight Airline Departs BWI Arrives BOS Duration Aircraft
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines10:4012:171h 37mE75
DL 5644Delta Air Lines18:1920:001h 41mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines10:4012:171h 37mE75
DL 5668Delta Air Lines13:0014:411h 41mE75
DL 5644Delta Air Lines18:1920:001h 41mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines10:4012:171h 37mE75
DL 5644Delta Air Lines18:1920:001h 41mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines10:4012:171h 37mE75
DL 5668Delta Air Lines13:0014:411h 41mE75
DL 5644Delta Air Lines18:1920:001h 41mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5815Delta Air Lines10:0011:361h 36mE75
DL 5668Delta Air Lines13:5515:421h 47mE75
DL 5847Delta Air Lines16:0017:411h 41mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines09:0010:361h 36mE75
DL 5668Delta Air Lines13:0014:411h 41mE75
DL 5644Delta Air Lines17:3319:101h 37mE75
DL 5813Delta Air Lines06:1708:001h 43mE75
DL 5703Delta Air Lines09:2011:041h 44mE75
DL 5644Delta Air Lines18:1920:001h 41mE75

Showing all 25 scheduled BWI 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 BWI to BOS date on the interactive map

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

Airlines flying Baltimore to Boston nonstop

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

See BWI to BOS on the interactive map →

Frequently asked questions about BWI to BOS

How far is Boston from Baltimore?
BWI to BOS 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 BWI to BOS?
Delta Air Lines is currently the only airline flying BWI to BOS nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from BWI to BOS?
About 23 nonstop flights a week run between Baltimore and Boston 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 BWI to BOS depart?
Scheduled BWI to BOS nonstops in the next 7 days with service leave between 06:17 and 18:19, local time at Baltimore. 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 BWI to BOS?
Open the BWI 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 BWI 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