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Cheap flights from St. Louis to Frankfurt am Main from $307

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Frankfurt am Main departing on 11/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Frankfurt am Main

Cheap round-trip flights

KLM Logo
9:00 am - 8:40 amSTL-FRA
16h 40m1 stop
KLM Logo
9:50 am - 9:59 pmFRA-STL
19h 09m1 stop
$666KLM
Find Deal
mié., nov. 19 - mié., nov. 26
Delta Logo
2:18 pm - 7:50 amSTL-FRA
10h 32m1 stop
Delta Logo
10:40 am - 8:35 pmFRA-STL
16h 55m1 stop
$667Delta
Find Deal
mié., nov. 19 - mié., nov. 26
British Airways Logo
2:39 pm - 8:50 amSTL-FRA
11h 11m1 stop
British Airways Logo
10:50 am - 11:34 pmFRA-STL
19h 44m1 stop
$701British Airways
Find Deal
mié., dic. 3 - jue., dic. 11
British Airways Logo
2:39 pm - 8:50 amSTL-FRA
11h 11m1 stop
British Airways Logo
10:15 am - 6:15 pmFRA-STL
15h 00m1 stop
$702British Airways
Find Deal
mié., dic. 3 - mié., dic. 10
American Airlines Logo
7:33 am - 8:50 amSTL-FRA
18h 17m1 stop
American Airlines Logo
10:50 am - 7:04 pmFRA-STL
15h 14m1 stop
$706American Airlines
Find Deal
mié., dic. 3 - jue., dic. 11
Iberia Logo
1:20 pm - 7:15 amSTL-FRA
34h 55m1 stop
Iberia Logo
10:15 am - 10:29 pmFRA-STL
19h 14m1 stop
$712Iberia
Find Deal
sáb., nov. 15 - mar., nov. 25
Logo
9:12 am - 8:50 amSTL-FRA
16h 38m1 stop
Logo
7:20 pm - 6:15 pmFRA-STL
29h 55m2 stops
$714
Find Deal
mar., nov. 25 - mar., dic. 2
Logo
9:38 am - 8:50 amSTL-FRA
16h 12m2 stops
Logo
7:20 pm - 6:15 pmFRA-STL
29h 55m2 stops
$724
Find Deal
mar., nov. 25 - mar., dic. 2
Iberia Logo
1:45 pm - 6:50 pmSTL-FRA
22h 05m2 stops
Iberia Logo
12:10 pm - 8:43 amFRA-STL
27h 33m2 stops
$727Iberia
Find Deal
mié., dic. 3 - mié., dic. 10
American Airlines Logo
7:00 am - 7:15 amSTL-FRA
17h 15m1 stop
American Airlines Logo
10:50 am - 8:55 pmFRA-STL
17h 05m2 stops
$761American Airlines
Find Deal
lun., nov. 17 - dom., nov. 23

Iberia flights from St. Louis to Frankfurt am Main

Our best Iberia deals on St. Louis to Frankfurt am Main flight tickets
Iberia
Nov 15
STL1:20 pmLambert-St Louis
34h 55m
1 stop
FRA7:15 amFrankfurt am Main
Nov 25
FRA10:15 amFrankfurt am Main
19h 14m
1 stop
STL10:29 pmLambert-St Louis
$712
Find similar
Iberia
Dec 3
STL1:45 pmLambert-St Louis
22h 05m
2 stops
FRA6:50 pmFrankfurt am Main
Dec 10
FRA12:10 pmFrankfurt am Main
27h 33m
2 stops
STL8:43 amLambert-St Louis
$727
Find similar
Iberia
Nov 16
STL7:00 amLambert-St Louis
17h 15m
1 stop
FRA7:15 amFrankfurt am Main
Nov 23
FRA6:30 amFrankfurt am Main
21h 25m
2 stops
STL8:55 pmLambert-St Louis
$763
Find similar

Virgin Atlantic flights from St. Louis to Frankfurt am Main

Our best Virgin Atlantic deals on St. Louis to Frankfurt am Main flight tickets
Virgin Atlantic
Nov 18
STL8:50 amLambert-St Louis
16h 00m
2 stops
FRA7:50 amFrankfurt am Main
Nov 23
FRA9:50 amFrankfurt am Main
15h 12m
1 stop
STL6:02 pmLambert-St Louis
$721
Find similar
Virgin Atlantic
Nov 25
STL11:51 amLambert-St Louis
13h 49m
1 stop
FRA8:40 amFrankfurt am Main
Dec 2
FRA9:50 amFrankfurt am Main
15h 12m
1 stop
STL6:02 pmLambert-St Louis
$738
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Frankfurt am Main that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated agosto 21, 2025.
Use the filters below to find and compare flights from St. Louis to Frankfurt am Main that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 11/19

9:00 am-8:40 am

1 stop16h 40m

Frankfurt am Main

mié. 11/26

9:50 am-9:59 pm

1 stop19h 09m

$666

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 11/19

2:18 pm-7:50 am

1 stop10h 32m

Frankfurt am Main

mié. 11/26

10:40 am-8:35 pm

1 stop16h 55m

$667

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 12/3

2:39 pm-8:50 am

1 stop11h 11m

Frankfurt am Main

jue. 12/11

10:50 am-11:34 pm

1 stop19h 44m

$701

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 12/3

2:39 pm-8:50 am

1 stop11h 11m

Frankfurt am Main

mié. 12/10

10:15 am-6:15 pm

1 stop15h 00m

$702

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 12/3

7:33 am-8:50 am

1 stop18h 17m

Frankfurt am Main

jue. 12/11

10:50 am-7:04 pm

1 stop15h 14m

$706

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

sáb. 11/15

1:20 pm-7:15 am

1 stop34h 55m

Frankfurt am Main

mar. 11/25

10:15 am-10:29 pm

1 stop19h 14m

$712

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mar. 11/25

9:12 am-8:50 am

1 stop16h 38m

Frankfurt am Main

mar. 12/2

7:20 pm-6:15 pm

2 stops29h 55m

$714

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mar. 11/25

9:38 am-8:50 am

2 stops16h 12m

Frankfurt am Main

mar. 12/2

7:20 pm-6:15 pm

2 stops29h 55m

$724

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

mié. 12/3

1:45 pm-6:50 pm

2 stops22h 05m

Frankfurt am Main

mié. 12/10

12:10 pm-8:43 am

2 stops27h 33m

$727

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

lun. 11/17

7:00 am-7:15 am

1 stop17h 15m

Frankfurt am Main

dom. 11/23

10:50 am-8:55 pm

2 stops17h 05m

$761

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Frankfurt am Main from

How to get the cheapest flight ticket from St. Louis to Frankfurt am Main

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and Frankfurt am Main?

What is the cheapest month to fly to Frankfurt am Main?

In general, November is the cheapest month to fly from St. Louis to Frankfurt am Main. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $917. If you’re not able to fly to Frankfurt am Main in November, then October is your next best option. Flight prices from St. Louis to Frankfurt am Main during October average around $980.

What is the cheapest day to depart on your flight to Frankfurt am Main?

The cheapest day to depart on your flight to Frankfurt am Main is on a Thursday when prices can be found for as low as $1,203. This is often the case because there is less demand to fly during this day of the week. On the other hand, Saturday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,290.

What is the cheapest time of day to depart on your flight to Frankfurt am Main?

Flying to Frankfurt am Main from St. Louis in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,117 when looking at flights departing in the morning. Flights to Frankfurt am Main are more costly in the afternoon, with an average ticket price of $1,225. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Lambert-St Louis to Frankfurt am Main flight route?

Fly from Lambert-St Louis to Frankfurt am Main for the best Lambert-St Louis - Frankfurt am Main flight prices

How far in advance should I book a flight to Frankfurt am Main?

You are more likely to see cheaper flights to Frankfurt am Main from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Frankfurt am Main for around $1,183 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Frankfurt am Main from St. Louis for as low as $987 on momondo.

What cabin class options are available on Lambert-St Louis to Frankfurt am Main flights?

There are 3 cabin classes available to choose from on Lambert-St Louis to Frankfurt am Main flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap St. Louis to Frankfurt am Main flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Frankfurt am Main

Fastest flight time

8h 40m

Direct flights

Mon, Thu and Sat

Airports in Frankfurt am Main

1 airport
The fastest flight from St. Louis to Frankfurt am Main takes 8h 40m
Direct flights go from St. Louis to Frankfurt am Main on Monday, Thursday and Saturday. There are no airlines offering direct flights.
There is 1 airport near Frankfurt am Main: Frankfurt am Main (FRA)
Search flight deals

  • How far is Lambert-St Louis to Frankfurt am Main by plane?

    Frankfurt am Main is 4579.0 mi away from Lambert-St Louis. Typically, this will take 10h 32m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Frankfurt am Main?

    Prices for flights from Lambert-St Louis Airport to Frankfurt am Main are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Frankfurt am Main?

  • How old do you have to be to fly from Lambert-St Louis Airport to Frankfurt am Main?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Frankfurt am Main.

  • What documentation or ID do you need to fly to Frankfurt am Main?

    The travel and health documents you'll need for your trip to Frankfurt am Main may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Frankfurt am Main. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from St. Louis to Frankfurt am Main

Compare and see reviews for airlines that fly from St. Louis to Frankfurt am Main with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $610Free CancellationRating
7.9
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $663Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
British AirwaysPriceFrom $740Free CancellationRating
6.7
7,291 reviews
Search British Airways flights
LufthansaPriceFrom $783Free CancellationRating
6.8
7,344 reviews
Search Lufthansa flights
United AirlinesPriceFrom $786Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
KLMPriceFrom $845Free CancellationRating
7.8
1,388 reviews
Search KLM flights
Air CanadaPriceFrom $921Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Frankfurt am Main?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Frankfurt am Main. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Frankfurt am Main with flexible booking policies on momondo?

Yes. All flights to Frankfurt am Main from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Frankfurt am Main?

Once all potential St. Louis to Frankfurt am Main flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Frankfurt am Main right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Frankfurt am Main now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Frankfurt am Main and let you know when they change.

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Find better results for your trip to Germany

Fly into one of these airports located in Frankfurt am Main

Airports listed have a maximum distance of 63.9 mi from Frankfurt am Main
Frankfurt am Main Airport
Frankfurt-Hahn Airport