Cheap Flights from Sofia to Istanbul
Browse current best options from Sofia. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Sofia
RatePunk searches hundreds of travel sites at once for deals on flights to Istanbul
Prices updated 1 day ago
459 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Sep 7, 2026.)
Today’s best flight deals from Sofia to Istanbul
Explore current cheapest deals departing from Sofia to Istanbul
2026-09-19 – 2026-09-22
SOF - Istanbul
81% AI deal score
$279
$90
Round trip
2026-10-08 – 2026-10-11
SOF - Istanbul
79% AI deal score
$253
$92
Round trip
2026-10-07 – 2026-10-19
SOF - Istanbul
77% AI deal score
$221
$93
Round trip
2026-10-26 – 2026-10-28
SOF - Istanbul
41% AI deal score
$120
$110
Round trip
2026-10-25 – 2026-10-28
SOF - Istanbul
40% AI deal score
$120
$114
Round trip
2026-10-25 – 2026-10-31
SOF - Istanbul
38% AI deal score
$114
$114
Round trip
2026-10-27 – 2026-10-31
SOF - Istanbul
40% AI deal score
$120
$114
Round trip
2026-10-26 – 2026-10-30
SOF - Istanbul
40% AI deal score
$120
$114
Round trip
2026-10-10 – 2026-10-12
SOF - Istanbul
76% AI deal score
$248
$114
Round trip
2026-10-21 – 2026-10-30
SOF - Istanbul
75% AI deal score
$231
$114
Round trip
