San Francisco to Cancun (SFO-CUN): nonstop upgrade & award space

United Airlines and Alaska Airlines fly the SFO to CUN nonstop about 7 times a week. With United Airlines flying most of the schedule, the long-haul premium cabin opens when that one carrier decides it does, which is why the calendar matters more than the search. 2LNR tracks confirmed upgrade and award space on Alaska Airlines, on every SFO to CUN 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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7
Nonstop flights a week
2,406 mi
Nonstop distance
Free
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San Francisco to Cancun flight schedule

Scheduled nonstop departures for SFO to CUN, 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 San Francisco (SFO) to Cancun (CUN)
Date Flight Airline Departs SFO Arrives CUN Duration Aircraft
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9
UA 1679United Airlines08:5116:125h 21m7M9

Showing all 7 scheduled SFO to CUN 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 SFO to CUN date on the interactive map

Confirmed upgrade & award space on SFO to CUN departures

2LNR tracks confirmed upgrade and award space on Alaska Airlines, segment by segment and date by date. Open the calendar for San Francisco to Cancun 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 SFO to CUN 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 SFO to CUN on the interactive route map, with schedules, connections, and route statistics.

Airlines flying San Francisco to Cancun nonstop

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

See SFO to CUN on the interactive map →

Frequently asked questions about SFO to CUN

How far is Cancun from San Francisco?
SFO to CUN covers about 2,406 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 SFO to CUN?
United Airlines and Alaska Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Alaska Airlines.
How many flights a week are there from SFO to CUN?
About 7 nonstop flights a week run between San Francisco and Cancun in the current schedule, operated by United Airlines and Alaska Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from SFO to CUN depart?
In the next 7 days with service, every scheduled SFO to CUN nonstop leaves at 08:51 local time at San Francisco. The schedule table on this page lists each departure by date.
How do I check upgrade or award availability on SFO to CUN?
Open the SFO to CUN route on the interactive map or the matrix to see confirmed upgrade and award space by date on Alaska 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.

Never miss SFO to CUN 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