Cheap flights from Honolulu to San Diego
Cheapest current fares: $216 in May 2026, 4,200 km direct flight in ~4h 56m.
Cheapest month-by-month fares
Lowest available fare per calendar month from Honolulu (HNL) to San Diego (SAN). Refreshed daily.
Honolulu (HNL) → San Diego (SAN)
- May 2026 $216
- July 2026 $283
Frequently asked questions
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What is the cheapest month to fly from Honolulu to San Diego?
Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Honolulu (HNL) to San Diego (SAN), with fares starting from $216.
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What is the lowest current fare from HNL to SAN?
The lowest currently-listed fare from Honolulu (HNL) to San Diego (SAN) is $216 on 2026-05-31.
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How long is the flight from Honolulu to San Diego?
Direct flights from HNL to SAN cover approximately 4,200 km (2,610 miles), with an estimated flight time of 4h 56m. Operating airlines: AS, HA, WN.
Related guides for this route
Sibling pages — full route detail, airport overviews, visa context, per-airline routes.