Your next trip, last seen at €672
When to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €672, departing 22 Mar 2027 (Last checked: 23 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Aer Lingus, Air Canada, Air France, Alaska Airlines, Condor, Frontier Airlines, Iberia, KLM, Lufthansa, Norse, Ryanair, Southern Airways Express, TAP Air Portugal, United Airlines (14)
- Typical journey time
- 34h 57m
About this route
Explore the fares we observed from St Louis to Frankfurt. Prices move often, so pick your dates to see the latest options.
- Route distance
- 7,371 km
- Typical journey time
- 34h 57m
- Seen on fares with a connection
- Frontier Airlines, Southern Airways Express, Air Canada, Aer Lingus, United Airlines, Alaska Airlines, Lufthansa, Condor, KLM, TAP Air Portugal, Norse (11)
- Alternative airports
- SUS, HHN
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- St. Louis Lambert International Airport (STL) → St Louis, city gazetteer reference point (38.6270, -90.1994): ≈ 20 km.
- Frankfurt am Main (FRA) → Frankfurt, city gazetteer reference point (50.0507, 8.5708): ≈ 2 km.
- Frankfurt-Hahn Airport (HHN) → Frankfurt, city gazetteer reference point (50.0507, 8.5708): ≈ 94 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Frequently asked
How much is a flight from St Louis to Frankfurt?
The lowest fare Routavio has observed is €672, found on 23 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from St Louis to Frankfurt?
In our observations March 2027 is the cheapest month so far, at €672.
Are there direct flights from St Louis to Frankfurt?
Our data holds no non-stop flight from St Louis to Frankfurt. The fares on this page include at least one stop.
Which airlines fly from St Louis to Frankfurt?
Routavio has seen these carriers on the route: Aer Lingus, Air Canada, Air France, Alaska Airlines, Condor, Frontier Airlines, Iberia, KLM, Lufthansa, Norse, Ryanair, Southern Airways Express, TAP Air Portugal, United Airlines (14).
How long does the flight from St Louis to Frankfurt take?
Across the 71 fares Routavio observed, the average journey time is 33h 46m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed St Louis to Frankfurt fares were non-stop?
None of the 71 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 23 Oct 2026