Cheapest one-way flights from Honolulu to London in September from $380

AirHint found the following cheapest one-way flights from Honolulu (HNL) to London (LGW) in September 2025 (see full year).

One-Way flights

27 Sep Hawaiian Airlines
23 Sep Hawaiian Airlines
21 Sep Hawaiian Airlines
19 Sep Alaska Airlines
20 Sep Hawaiian Airlines
22 Sep SWISS
16 Sep Hawaiian Airlines
18 Sep Hawaiian Airlines
24 Sep Alaska Airlines
17 Sep Hawaiian Airlines

Also check the deals for return flights from Honolulu to London in September.

Skyscanner

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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