Cheapest return flights from San Francisco to Istanbul in April from 708€

AirHint found the following cheapest return flights from San Francisco (SFO) to Istanbul (IST) in April 2026 (see full year).

Return flights

03 Apr - 12 Apr KLM
05 Apr - 18 Apr United
03 Apr - 12 Apr Turkish Airlines direct
05 Apr - 18 Apr Turkish Airlines direct

Also check the deals for one-way flights from San Francisco to Istanbul 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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