Cheap Flights from St. Louis to Vienna
Browse current best options from St. Louis. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
St. Louis
RatePunk searches hundreds of travel sites at once for deals on flights to Vienna
Prices updated 1 day ago
461 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 14, 2026.)
Today’s best flight deals from St. Louis to Vienna
Explore current cheapest deals departing from St. Louis to Vienna
2026-10-06 – 2026-10-13
STL - Vienna
81% AI deal score
$794
$706
Round trip
2026-10-14 – 2026-10-21
STL - Vienna
77% AI deal score
$794
$787
Round trip
2026-10-21 – 2026-10-28
STL - Vienna
77% AI deal score
$791
$797
Round trip
2026-10-20 – 2026-10-27
STL - Vienna
77% AI deal score
$791
$797
Round trip
2026-10-16 – 2026-10-19
STL - Vienna
79% AI deal score
$833
$802
Round trip
2026-10-07 – 2026-10-14
STL - Vienna
77% AI deal score
$795
$803
Round trip
2026-10-12 – 2026-10-19
STL - Vienna
77% AI deal score
$794
$807
Round trip
2026-10-16 – 2026-10-23
STL - Vienna
77% AI deal score
$793
$818
Round trip
2026-10-22 – 2026-10-29
STL - Vienna
77% AI deal score
$791
$826
Round trip
2026-10-17 – 2026-10-24
STL - Vienna
77% AI deal score
$794
$835
Round trip
