Cheapest return flights from Madrid to San Francisco in April from $561

Best time to book flights for Madrid (MAD) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from Madrid (MAD) to San Francisco (SFO) in April 2025 (see full year).

Return flights

30 Apr - 06 May Lufthansa
29 Apr - 08 May Finnair
30 Apr - 18 May Delta
20 Apr - 05 May KLM
19 Apr - 26 Apr Delta
18 Apr - 18 May Delta
23 Apr - 30 Apr British Airways
23 Apr - 27 Apr Delta
21 Apr - 27 Apr Delta
25 Apr - 28 Apr Delta
27 Apr - 06 May KLM
21 Apr - 30 Apr Delta
18 Apr - 28 Apr Delta
18 Apr - 25 Apr Delta
25 Apr - 04 May SWISS
30 Apr - 04 May Condor
27 Apr - 04 May Lufthansa
26 Apr - 05 May Delta
05 Apr - 10 Apr ITA Airways
18 Apr - 20 Apr KLM

Also check the deals for one-way flights from Madrid to San Francisco in April.

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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