San Diego (SAN) to Salt Lake City (SLC)
Flight time
≈ 2h 03m
Bearing
26° NE
San Diego (SAN) to Salt Lake City (SLC) is 627 miles (1,008 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies SAN–SLC
US DOT T-100 · filed dataIn April 2026, Delta Air Lines operated the most departures, one of 8 carriers flying nonstop SAN–SLC; the Airbus A321neo was the most common aircraft at 34% of departures; flights ran 80% full.
Departures
564
April 2026
Seats
86,036
both directions
Passengers
69,179
both directions
Load factor
80.4%
passengers ÷ seats
Who flies SAN–SLC?
Delta Air Lines operated the most nonstop SAN–SLC departures in April 2026 (292), one of 8 carriers on the route.
- DL
Delta Air Lines
292 departures · 54,894 seats
Share of departures51.8%82.5%
Load
- OO
SkyWest Airlines
154 departures · 11,704 seats
Share of departures27.3%76.6%
Load
- WN
Southwest Airlines
64 departures · 10,592 seats
Share of departures11.3%77.0%
Load
- F9
Frontier Airlines
33 departures · 7,124 seats
Share of departures5.9%75.3%
Load
- QX
Horizon Air
18 departures · 1,368 seats
Share of departures3.2%88.5%
Load
- MX
Breeze Airways
1 departures · 108 seats
Share of departures0.2%45.4%
Load
- SY
Sun Country Airlines
1 departures · 68 seats
Share of departures0.2%64.7%
Load
- AS
Alaska Airlines
1 departures · 178 seats
Share of departures0.2%48.9%
Load
What plane flies SAN–SLC?
In April 2026, the Airbus A321neo flew 34% of SAN–SLC departures — more than any other aircraft type.
- Airbus A321neo
190 departures · 81.2% load
33.7% - Embraer E175
172 departures · 77.8% load
30.5% - Boeing 737-900ER
110 departures · 84.0% load
19.5% - Boeing 737 MAX 8
31 departures · 75.8% load
5.5% - Boeing 737-800
24 departures · 77.2% load
4.3% - Boeing 737-700
16 departures · 83.0% load
2.8% - Airbus A320neo
13 departures · 79.6% load
2.3% - Airbus A321
5 departures · 75.2% load
0.9% - Embraer E190
1 departures · 45.4% load
0.2% - Boeing 737 MAX 9
1 departures · 48.9% load
0.2% - Boeing 757-200
1 departures · 0.0% load
0.2%
How has SAN–SLC traffic changed?
Nonstop SAN–SLC departures rose from 426 in May 2025 to 564 in April 2026.
Monthly nonstop SAN–SLC traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
426 departures · 52,919 passengers
75.6%
Load
June 2025
433 departures · 58,914 passengers
80.9%
Load
July 2025
445 departures · 63,699 passengers
84.3%
Load
August 2025
440 departures · 62,091 passengers
82.7%
Load
September 2025
424 departures · 56,259 passengers
80.3%
Load
October 2025
485 departures · 64,429 passengers
82.3%
Load
November 2025
544 departures · 57,779 passengers
75.5%
Load
December 2025
590 departures · 64,736 passengers
78.3%
Load
January 2026
538 departures · 61,199 passengers
79.3%
Load
February 2026
520 departures · 62,158 passengers
82.3%
Load
March 2026
586 departures · 71,981 passengers
83.8%
Load
April 2026
564 departures · 69,179 passengers
80.4%
Load
By direction
The DOT files each direction separately — they rarely match.
SLC → SAN
79.5% full
283 departures · 34,507 passengers
SAN → SLC
81.3% full
281 departures · 34,672 passengers
Nonstop SAN–SLC traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is San Diego (SAN) from Salt Lake City (SLC)?
SAN to SLC is 627 miles (1,008 km / 544 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from SAN to SLC?
A nonstop covers the 627-mile great-circle distance in roughly 2h 03m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies SAN–SLC?
In April 2026, the Airbus A321neo flew the largest share of departures (33.7%), followed by the Embraer E175 (30.5%).
What mileage do I earn flying SAN–SLC?
Distance-based programs credit off the 627-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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