--- title: "Boston (BOS) to South Bend (SBN) flights: who flies it" description: "Delta Air Lines and American Airlines fly nonstop from BOS to SBN, about 2 flights a week, covering 785 miles. Upgrade and award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/bos-sbn" url: "https://2lnr.com/routes/bos-sbn.md" date_modified: "2026-10-18T05:10:47Z" --- # Boston to South Bend (BOS-SBN): nonstop upgrade & award space Delta Air Lines and American Airlines fly nonstop from Boston (BOS) to South Bend (SBN) just twice a week. The timetable below shows the nonstop scheduled at 2h 10m to 2h 43m for the 785 miles. 2LNR checks confirmed upgrade and award space on Delta Air Lines and American Airlines flights on this route, so you can see which departures have space before you book. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 22, 2026. See BOS to SBN on the interactive map [Get started free](https://2lnr.com/login) 2 Flights a week, 4-week average 2h 10m to 2h 43m Scheduled flight time 785 mi Nonstop distance Free To get started ## Boston to South Bend flight schedule Scheduled nonstop departures for BOS to SBN starting October 21, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Boston (BOS) to South Bend (SBN) | Date | Flight | Airline | Departs BOS | Arrives SBN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sun, Nov 1 | DL 5867 | Delta Air Lines | 12:30 | 15:09 | 2h 39m | [Embraer E175](https://2lnr.com/seatmaps/dl/e175.md) | | Fri, Nov 13 | DL 5865 | Delta Air Lines | 14:00 | 16:10 | 2h 10m | Embraer E175 | | Fri, Nov 13 | AA 4509 | American Airlines | 15:04 | 17:47 | 2h 43m | [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md) | | Fri, Nov 13 | DL 8783 | Delta Air Lines | 15:05 | 17:39 | 2h 34m | [Airbus A220-300](https://2lnr.com/seatmaps/dl/a220-300.md) | Showing all 4 scheduled BOS to SBN departures across 2 days with service, starting October 21, 2026. 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 hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every BOS to SBN date on the interactive map ## Aircraft on the Boston to South Bend nonstop In the schedule table on this page, Delta Air Lines flies the [Embraer E175](https://2lnr.com/seatmaps/dl/e175.md) and the [Airbus A220-300](https://2lnr.com/seatmaps/dl/a220-300.md), and American Airlines flies the [Embraer E175](https://2lnr.com/seatmaps/aa/e175.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on BOS to SBN departures 2LNR tracks confirmed upgrade and award space on Delta Air Lines and American Airlines, segment by segment and date by date. Open the calendar for Boston to South Bend to see which departures have space, the next 14 days free on every product and the full horizon on Pro. Delta Air Lines award space was not open on the one Boston to South Bend departure date from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026. ### See real availability Confirmed upgrade or award seats by date on the BOS to SBN departures 2LNR tracks, checked against live inventory so you know what's open before you book. ### Set an alert Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking. ### Plan on the map See BOS to SBN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Boston to South Bend nonstop Carriers operating BOS to SBN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [Delta Air Lines (DL) route map](https://2lnr.com/routes/airlines/dl.md)\ [The aircraft DL flies](https://2lnr.com/seatmaps/dl.md) - [American Airlines (AA) route map](https://2lnr.com/routes/airlines/aa.md)\ [The aircraft AA flies](https://2lnr.com/seatmaps/aa.md) See BOS to SBN on the interactive map → ## Frequently asked questions about BOS to SBN **How long is the flight from Boston (BOS) to South Bend (SBN)?** Scheduled flight times from Boston (BOS) to South Bend (SBN) run from 2h 10m to 2h 43m across the departures in the schedule table on this page. The nonstop covers about 785 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from BOS to SBN?** Delta Air Lines and American Airlines fly BOS to SBN nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines and American Airlines. **How often does BOS to SBN operate?** The BOS to SBN nonstop currently runs twice a week. Thin schedules like this change by season, and on Pro an alert will catch anything added. **What time do flights from BOS to SBN depart?** Scheduled BOS to SBN nonstops in the next 2 days with service leave between 12:30 and 15:05, local time at Boston. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate BOS to SBN nonstop?** In the schedule table on this page, BOS to SBN nonstops fly as DL 5865, DL 5867, and DL 8783 on Delta Air Lines, and AA 4509 on American Airlines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on BOS to SBN?** Open the BOS to SBN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines and American Airlines, 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. Flying the other way? See [SBN to BOS upgrade and award space](https://2lnr.com/routes/sbn-bos.md). Award seats rather than schedules? See [Delta Air Lines award availability](https://2lnr.com/awards/dl.md) or [American Airlines award availability](https://2lnr.com/awards/aa.md). Looking beyond this route? See [every route from Boston (BOS)](https://2lnr.com/routes/bos.md), or [every route from South Bend (SBN)](https://2lnr.com/routes/sbn.md). Nonstops from Boston (BOS) to other airports within 150 miles of South Bend (SBN): - [Boston (BOS) to Chicago (ORD)](https://2lnr.com/routes/bos-ord.md), 84 miles from SBN - [Boston (BOS) to Grand Rapids (GRR)](https://2lnr.com/routes/bos-grr.md), 90 miles from SBN - [Boston (BOS) to Milwaukee (MKE)](https://2lnr.com/routes/bos-mke.md), 118 miles from SBN - [Boston (BOS) to Indianapolis (IND)](https://2lnr.com/routes/bos-ind.md), 137 miles from SBN Distances are great-circle between the airports, not driving distance. - [How Delta upgrades clear](https://2lnr.com/about/dl/upgrades.md) - [How to read award availability by date](https://2lnr.com/guides/award-availability.md) ## Never miss BOS to SBN upgrade or award space See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)