Cancún (CUN) to San Antonio (SAT)
Flight time
≈ 2h 40m
Bearing
311° NW
Cancún (CUN) to San Antonio (SAT) is 931 miles (1,499 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CUN–SAT
Filed traffic dataIn May 2026, Sun Country Airlines operated the most departures, one of 2 carriers flying nonstop CUN–SAT; the Boeing 737-800 was the most common aircraft at 93% of departures; flights ran 79% full.
Departures
15
May 2026
Seats
2,794
both directions
Passengers
2,220
both directions
Load factor
79.5%
RPM ÷ ASM
Who flies CUN–SAT?
Sun Country Airlines operated the most nonstop CUN–SAT departures in May 2026 (14), one of 2 carriers on the route.
- SY
14 departures · 2,604 seats
Share of departures93.3%78.0%
Load
- AA
1 departures · 190 seats
Share of departures6.7%99.5%
Load
What plane flies CUN–SAT?
In May 2026, the Boeing 737-800 flew 93% of CUN–SAT departures — more than any other aircraft type.
- Boeing 737-800
14 departures · 78.0% load
93.3% - Airbus A321
1 departures · 99.5% load
6.7%
How has CUN–SAT traffic changed?
Nonstop CUN–SAT departures fell from 88 in June 2025 to 15 in May 2026.
Monthly nonstop CUN–SAT traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
88 departures · 14,233 passengers
92.2%
Load
July 2025
98 departures · 15,615 passengers
91.1%
Load
August 2025
14 departures · 1,724 passengers
70.3%
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
10 departures · 819 passengers
69.3%
Load
November 2025
6 departures · 600 passengers
60.9%
Load
December 2025
4 departures · 498 passengers
71.1%
Load
January 2026
2 departures · 224 passengers
64.0%
Load
February 2026
0 departures · 0 passengers
—
Load
March 2026
8 departures · 688 passengers
62.8%
Load
April 2026
1 departures · 41 passengers
29.9%
Load
May 2026
15 departures · 2,220 passengers
79.5%
Load
By direction
Each direction is filed separately — they rarely match.
CUN → SAT
65.9% full
8 departures · 983 passengers
SAT → CUN
95.0% full
7 departures · 1,237 passengers
Nonstop CUN–SAT traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Cancún
MX
Cancún International Airport
Coordinates
21.04°N, 86.87°W
Hemisphere
N · W
Frequently asked
How far is Cancún (CUN) from San Antonio (SAT)?
CUN to SAT is 931 miles (1,499 km / 809 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CUN to SAT?
A nonstop covers the 931-mile great-circle distance in roughly 2h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CUN–SAT?
In May 2026, the Boeing 737-800 flew the largest share of departures (93.3%), followed by the Airbus A321 (6.7%).
What mileage do I earn flying CUN–SAT?
Distance-based programs credit off the 931-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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