AirHint found the following cheapest one-way flights from Honolulu (HNL) to London (LGW) in September 2025 (see full year).
One-Way flights
| 23 Sep | Hawaiian Airlines | ||
| 21 Sep | Hawaiian Airlines | ||
| 20 Sep | Hawaiian Airlines | ||
| 14 Sep | WestJet | ||
| 03 Sep | Hawaiian Airlines | ||
| 16 Sep | Alaska Airlines | ||
| 24 Sep | WestJet | ||
| 29 Sep | WestJet | ||
| 27 Sep | British Airways |
Also check the deals for return flights from Honolulu to London in September.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
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