Lihue, Kauai (LIH) to San Diego (SAN)
Flight time
≈ 6h 09m
Bearing
65° NE
Lihue, Kauai (LIH) to San Diego (SAN) is 2,672 miles (4,300 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies LIH–SAN
US DOT T-100 · filed dataIn April 2026, Alaska Airlines was the only carrier flying nonstop LIH–SAN; the Boeing 737-800 was the most common aircraft at 68% of departures; flights ran 83% full.
Departures
59
April 2026
Seats
9,469
both directions
Passengers
7,848
both directions
Load factor
82.9%
passengers ÷ seats
Who flies LIH–SAN?
Alaska Airlines was the only carrier to fly nonstop LIH–SAN in April 2026 (59 departures).
- AS
Alaska Airlines
59 departures · 9,469 seats
Share of departures100.0%82.9%
Load
What plane flies LIH–SAN?
In April 2026, the Boeing 737-800 flew 68% of LIH–SAN departures — more than any other aircraft type.
- Boeing 737-800
40 departures · 82.0% load
67.8% - Boeing 737 MAX 8
19 departures · 84.7% load
32.2%
How has LIH–SAN traffic changed?
Nonstop LIH–SAN departures fell from 60 in May 2025 to 59 in April 2026.
Monthly nonstop LIH–SAN traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
60 departures · 7,704 passengers
80.3%
Load
June 2025
60 departures · 8,644 passengers
90.5%
Load
July 2025
60 departures · 8,820 passengers
92.4%
Load
August 2025
39 departures · 5,205 passengers
83.9%
Load
September 2025
8 departures · 1,110 passengers
87.1%
Load
October 2025
8 departures · 1,187 passengers
93.3%
Load
November 2025
24 departures · 3,305 passengers
86.5%
Load
December 2025
59 departures · 7,698 passengers
81.6%
Load
January 2026
61 departures · 7,804 passengers
80.1%
Load
February 2026
54 departures · 6,756 passengers
78.1%
Load
March 2026
60 departures · 7,663 passengers
79.6%
Load
April 2026
59 departures · 7,848 passengers
82.9%
Load
By direction
The DOT files each direction separately — they rarely match.
SAN → LIH
83.3% full
30 departures · 4,013 passengers
LIH → SAN
82.5% full
29 departures · 3,835 passengers
Nonstop LIH–SAN 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 Lihue, Kauai (LIH) from San Diego (SAN)?
LIH to SAN is 2,672 miles (4,300 km / 2,322 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from LIH to SAN?
A nonstop covers the 2,672-mile great-circle distance in roughly 6h 09m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies LIH–SAN?
In April 2026, the Boeing 737-800 flew the largest share of departures (67.8%), followed by the Boeing 737 MAX 8 (32.2%).
What mileage do I earn flying LIH–SAN?
Distance-based programs credit off the 2,672-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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