€450 Cheap Flights from Frankfurt (FRA) to St. Louis (STL)

View €450 flight on Fri, 29 May 2026Opens in a new window

Popular airlines from Frankfurt Airport (FRA) to Lambert-St. Louis International Airport (STL)

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Cheap Flights from Frankfurt (FRA) to St. Louis (STL)

Prices were available within the past 7 days and start at €450 for one-way flights and €695 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€695 Return, found 4 days ago
€695
Return
found 4 days ago
Select British Airways flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €695 found 4 days ago
American Airlines
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€695 Return, found 4 days ago
€695
Return
found 4 days ago
Select American Airlines flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €695 found 4 days ago
British Airways
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€703 Return, found 4 days ago
€703
Return
found 4 days ago
Select British Airways flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €703 found 4 days ago
Iberia
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€720 Return, found 4 days ago
€720
Return
found 4 days ago
Select Iberia flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €720 found 4 days ago
Iberia
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€745 Return, found 4 days ago
€745
Return
found 4 days ago
Select Iberia flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €745 found 4 days ago
American Airlines
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€770 Return, found 4 days ago
€770
Return
found 4 days ago
Select American Airlines flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €770 found 4 days ago
Delta
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€785 Return, found 4 days ago
€785
Return
found 4 days ago
Select Delta flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €785 found 4 days ago
Virgin Atlantic
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€795 Return, found 4 days ago
€795
Return
found 4 days ago
Select Virgin Atlantic flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €795 found 4 days ago
KLM
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€801 Return, found 4 days ago
€801
Return
found 4 days ago
Select KLM flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €801 found 4 days ago
Iberia
Sun, 5 Apr - Sun, 19 Apr
FRA
Frankfurt
STL
St. Louis
€803 Return, found 4 days ago
€803
Return
found 4 days ago
Select Iberia flight, departing Sun, 5 Apr from Frankfurt to St. Louis, returning Sun, 19 Apr, priced at €803 found 4 days ago

Find the cheapest month to fly from Frankfurt (FRA) to St. Louis (STL)

March is typically the cheapest month to fly

From €455 - €1,231 per traveller.

Travel information

Origin airport
Frankfurt Intl.
Destination airport
Lambert-St. Louis Intl.
Return price
€694
Distance
7329 km
Average flight time
9 hours 45 mins
*Available to Expedia members.