--- title: "Cancun (CUN) to Boston (BOS) flights: who flies it" description: "Delta Air Lines, American Airlines and JetBlue Airways fly nonstop from CUN to BOS, about 11 flights a week. Upgrade and award space by date on 2LNR, next 14 days free." canonical: "https://2lnr.com/routes/cun-bos" url: "https://2lnr.com/routes/cun-bos.md" date_modified: "2026-10-18T05:10:47Z" --- # Cancun to Boston (CUN-BOS): nonstop upgrade & award space JetBlue Airways, Delta Air Lines, and American Airlines fly the CUN to BOS nonstop about 11 times a week. The timetable below shows the nonstop scheduled at 4h 9m to 4h 48m for the 1,737 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 23, 2026. See CUN to BOS on the interactive map [Get started free](https://2lnr.com/login) 11 Flights a week, 4-week average 4h 9m to 4h 48m Scheduled flight time 1,737 mi Nonstop distance Free To get started ## Cancun to Boston flight schedule Scheduled nonstop departures for CUN to BOS starting October 22, 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 Cancun (CUN) to Boston (BOS) | Date | Flight | Airline | Departs CUN | Arrives BOS | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | DL 626 | Delta Air Lines | 13:30 | 18:57 | 4h 27m | [Boeing 737-800](https://2lnr.com/seatmaps/dl/737-800.md) | | Thu, Oct 22 | B6 772 | JetBlue Airways | 14:35 | 19:44 | 4h 9m | [Airbus A320](https://2lnr.com/seatmaps/b6/a320.md) | | Fri, Oct 23 | DL 626 | Delta Air Lines | 13:30 | 18:57 | 4h 27m | Boeing 737-800 | | Fri, Oct 23 | B6 772 | JetBlue Airways | 14:35 | 19:44 | 4h 9m | Airbus A320 | | Sat, Oct 24 | DL 626 | Delta Air Lines | 13:25 | 18:43 | 4h 18m | Boeing 737-800 | | Sat, Oct 24 | B6 772 | JetBlue Airways | 14:35 | 19:44 | 4h 9m | Airbus A320 | | Sun, Oct 25 | B6 772 | JetBlue Airways | 14:35 | 20:23 | 4h 48m | Airbus A320 | | Mon, Oct 26 | B6 772 | JetBlue Airways | 14:35 | 20:23 | 4h 48m | [Airbus A321](https://2lnr.com/seatmaps/b6/a321.md) | | Wed, Oct 28 | DL 626 | Delta Air Lines | 13:30 | 18:57 | 4h 27m | Boeing 737-800 | | Thu, Oct 29 | B6 772 | JetBlue Airways | 14:35 | 20:23 | 4h 48m | Airbus A320 | Showing all 10 scheduled CUN to BOS departures across 7 days with service, starting October 22, 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 CUN to BOS date on the interactive map ## Aircraft on the Cancun to Boston nonstop In the schedule table on this page, JetBlue Airways flies the [Airbus A320](https://2lnr.com/seatmaps/b6/a320.md) and the [Airbus A321](https://2lnr.com/seatmaps/b6/a321.md), and Delta Air Lines flies the [Boeing 737-800](https://2lnr.com/seatmaps/dl/737-800.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## Confirmed upgrade & award space on CUN to BOS 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 Cancun to Boston to see which departures have space, the next 14 days free on every product and the full horizon on Pro. In the 7 days to October 19, 2026, 2LNR checked award space on Cancun to Boston departures from October 19 to November 1. JetBlue Airways had space open on 4 of 10 dates checked and Delta Air Lines on 2 of 2. ### See real availability Confirmed upgrade or award seats by date on the CUN to BOS 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 CUN to BOS on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Cancun to Boston nonstop Carriers operating CUN to BOS nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date. - [JetBlue Airways (B6) route map](https://2lnr.com/routes/airlines/b6.md)\ [The aircraft B6 flies](https://2lnr.com/seatmaps/b6.md) - [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 CUN to BOS on the interactive map → ## Frequently asked questions about CUN to BOS **How long is the flight from Cancun (CUN) to Boston (BOS)?** Scheduled flight times from Cancun (CUN) to Boston (BOS) run from 4h 9m to 4h 48m across the departures in the schedule table on this page. The nonstop covers about 1,737 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CUN to BOS?** JetBlue Airways, Delta Air Lines, and American Airlines fly CUN to BOS nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines and American Airlines, and award seats on JetBlue Airways. **How many flights a week are there from CUN to BOS?** About 11 nonstop flights a week run between Cancun (CUN) and Boston (BOS) in the current schedule, operated by JetBlue Airways, Delta Air Lines, and American Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CUN to BOS depart?** Scheduled CUN to BOS nonstops in the next 7 days with service leave between 13:25 and 14:35, local time at Cancun. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CUN to BOS nonstop?** In the schedule table on this page, CUN to BOS nonstops fly as B6 772 on JetBlue Airways and DL 626 on Delta Air Lines. The table lists each departure by date with its times and aircraft. **How do I check upgrade or award availability on CUN to BOS?** Open the CUN to BOS 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 [BOS to CUN upgrade and award space](https://2lnr.com/routes/bos-cun.md). Award seats rather than schedules? See [JetBlue Airways award availability](https://2lnr.com/awards/b6.md) or [Delta Air Lines award availability](https://2lnr.com/awards/dl.md). Looking beyond this route? See [every route from Cancun (CUN)](https://2lnr.com/routes/cun.md), or [every route from Boston (BOS)](https://2lnr.com/routes/bos.md). - [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 CUN to BOS 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)