City size comparison

compared to

London is about 10 times bigger than Honolulu.

Honolulu is approximately 157 sq km, while London (including the 32 boroughs of greater London) is approximately 1,572 sq km, making London 903% larger than Honolulu.
Tip: This to-scale comparison of Honolulu vs. London uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: London vs. Honolulu

Flip Comparison · See true size
See London on top of Honolulu
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Cost of Living Comparison · 7 categories - 2026 data
Honolulu is 8.6% more expensive than London
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