AirHint found the following cheapest return flights from Oakland (OAK) to London (LHR) in March 2026 (see full year).

Return flights

06 Mar - 15 Mar	Delta
24 Mar - 31 Mar	Icelandair
11 Mar - 18 Mar	Icelandair
11 Mar - 30 Mar	Icelandair
04 Mar - 16 Mar	Icelandair
11 Mar - 19 Mar	Icelandair
18 Mar - 25 Mar	Icelandair
05 Mar - 15 Mar	Icelandair
06 Mar - 16 Mar	Icelandair
24 Mar - 07 Apr	Icelandair
21 Mar - 23 Mar	Alaska Airlines
27 Mar - 03 Apr	Icelandair

Also check the deals for one-way flights from Oakland to London in March.

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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Cheapest return flights from Oakland to London in March from $658

Return flights