--- title: "Washington (IAD) to Cancun (CUN) flights: who flies it" description: "United Airlines flies Washington (IAD) to Cancun (CUN) nonstop about 14 times a week, scheduled at 3h 37m to 3h 54m. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/iad-cun" url: "https://2lnr.com/routes/iad-cun.md" date_modified: "2026-10-18T05:10:47Z" --- # Washington to Cancun (IAD-CUN): nonstop flights and who flies them United Airlines flies nonstop between Washington (IAD) and Cancun (CUN), roughly 14 times a week. In the timetable below it flies as UA 1154, UA 1276, and UA 1618, scheduled at 3h 37m to 3h 54m for the 1,358 miles. 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 IAD to CUN on the interactive map [Get started free](https://2lnr.com/login) 14 Flights a week, 4-week average 3h 37m to 3h 54m Scheduled flight time 1,358 mi Nonstop distance Free To get started ## Washington to Cancun flight schedule Scheduled nonstop departures for IAD to CUN 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 Washington (IAD) to Cancun (CUN) | Date | Flight | Airline | Departs IAD | Arrives CUN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Thu, Oct 22 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) | | Thu, Oct 22 | UA 1276 | United Airlines | 12:35 | 15:12 | 3h 37m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) | | Fri, Oct 23 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Fri, Oct 23 | UA 1276 | United Airlines | 12:35 | 15:12 | 3h 37m | Boeing 737 MAX 9 | | Sat, Oct 24 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Sat, Oct 24 | UA 1276 | United Airlines | 12:35 | 15:12 | 3h 37m | Boeing 737 MAX 9 | | Sun, Oct 25 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Sun, Oct 25 | UA 1618 | United Airlines | 12:46 | 15:40 | 3h 54m | Boeing 737-900 | | Mon, Oct 26 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Mon, Oct 26 | UA 1618 | United Airlines | 12:46 | 15:40 | 3h 54m | Boeing 737-900 | | Tue, Oct 27 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Tue, Oct 27 | UA 1618 | United Airlines | 13:01 | 15:55 | 3h 54m | Boeing 737 MAX 9 | | Wed, Oct 28 | UA 1154 | United Airlines | 08:26 | 11:05 | 3h 39m | Boeing 737-900 | | Wed, Oct 28 | UA 1618 | United Airlines | 13:01 | 15:55 | 3h 54m | Boeing 737 MAX 9 | Showing all 14 scheduled IAD to CUN 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 IAD to CUN date on the interactive map ## Aircraft on the Washington to Cancun nonstop United Airlines flies the departures in the schedule table on this page with the [Boeing 737-900](https://2lnr.com/seatmaps/ua/737-900.md) and the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full IAD to CUN nonstop schedule This page carries the full IAD to CUN nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each IAD to CUN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See IAD to CUN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Washington to Cancun nonstop Carriers operating IAD to CUN nonstop in the current schedule. - [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\ [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md) See IAD to CUN on the interactive map → ## Frequently asked questions about IAD to CUN **How long is the flight from Washington (IAD) to Cancun (CUN)?** Scheduled flight times from Washington (IAD) to Cancun (CUN) run from 3h 37m to 3h 54m across the departures in the schedule table on this page. The nonstop covers about 1,358 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from IAD to CUN?** United Airlines is currently the only airline flying IAD to CUN nonstop. 2LNR doesn't show award or upgrade space for it on IAD to CUN, so this page carries the schedule rather than a space claim. **How many flights a week are there from IAD to CUN?** About 14 nonstop flights a week run between Washington (IAD) and Cancun (CUN) in the current schedule, operated by United Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from IAD to CUN depart?** Scheduled IAD to CUN nonstops in the next 7 days with service leave between 08:26 and 13:01, local time at Washington. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate IAD to CUN nonstop?** In the schedule table on this page, IAD to CUN nonstops fly as UA 1154, UA 1276, and UA 1618 on United Airlines. The table lists each departure by date with its times and aircraft. **Does 2LNR show upgrade or award space on IAD to CUN?** Not on this route: 2LNR doesn't show award or upgrade space for United Airlines on IAD to CUN. The page carries the full IAD to CUN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [CUN to IAD nonstop flights](https://2lnr.com/routes/cun-iad.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Washington (IAD)](https://2lnr.com/routes/iad.md), or [every route from Cancun (CUN)](https://2lnr.com/routes/cun.md). Nonstops to Cancun (CUN) from other airports within 150 miles of Washington (IAD): - [Philadelphia (PHL) to Cancun (CUN)](https://2lnr.com/routes/phl-cun.md), 134 miles from IAD Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full IAD to CUN nonstop schedule Every scheduled departure on this route, with who flies it. 2LNR shows upgrade and award space by date on the carriers it tracks, the next 14 days free on every product and the full horizon on Pro. [Get started free](https://2lnr.com/login)