HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Frankfurt

$386+ Cheap flights from St. Louis (STL) to Frankfurt (FRA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — FRA
Feb 8 — Feb 151
Sat 2/8
Sat 2/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Frankfurt with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

The best prices from Lambert-St Louis to Frankfurt am Main are usually found in November or October, booked 11 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from St. Louis to Frankfurt

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Frankfurt (FRA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$749
(FlightHub)

One-way from

$386
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,070

Good round-trip deal

$991 or less

Good one-way deal

$619 or less
Provider with most accurate pricing for Lambert-St Louis-Frankfurt am Main flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Frankfurt am Main flights.
Search Deals
From Lambert-St Louis to Frankfurt am Main
Search Deals
One-way flight from Lambert-St Louis to Frankfurt am Main
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($343 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2025
Search Deals
Price to beat on a round-trip flight from Lambert-St Louis to Frankfurt am Main.
Search Deals
Price to beat on a one-way flight from Lambert-St Louis to Frankfurt am Main.
Search Deals

Find flight deals from St. Louis to Frankfurt

Cheapest flights from St. Louis to Frankfurt
Explore the most affordable flight options available from St. Louis to Frankfurt. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2025.

This FlightHub deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/312:52 pmSTL - FRA
2 stops23h 53mScandinavian Airlines
Sun 3/94:05 pmFRA - STL
2 stops37h 26mScandinavian Airlines
Deal found 2/2$749
This United Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/23:30 pmSTL - FRA
Nonstop8h 55mUnited Airlines
Wed 4/99:55 amFRA - STL
3 stops36h 52mUnited Airlines
Deal found 2/2$863
This Cheapflightsfares deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/23:30 pmSTL - FRA
Nonstop8h 55mLufthansa
Wed 4/910:50 amFRA - STL
1 stop11h 57mLufthansa
Deal found 2/2$865
This Air Canada deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/263:50 pmSTL - FRA
1 stop13h 20mMultiple Airlines
Tue 4/19:10 pmFRA - STL
2 stops24h 49mMultiple Airlines
Deal found 2/3$884
This Gurufare deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/512:00 pmSTL - FRA
2 stops15h 05mAer Lingus
Wed 3/1210:50 amFRA - STL
2 stops17h 28mAer Lingus
Deal found 2/3$952
This KLM deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:51 amSTL - FRA
1 stop14h 04mKLM
Wed 10/2211:00 amFRA - STL
1 stop16h 30mKLM
Deal found 2/3$996
This Virgin Atlantic deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/811:51 amSTL - FRA
1 stop14h 04mVirgin Atlantic
Wed 10/2211:00 amFRA - STL
2 stops19h 39mVirgin Atlantic
Deal found 2/3$1,000
This AirNGo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/306:30 amSTL - FRA
2 stops18h 30mAir Canada
Sun 4/135:05 pmFRA - STL
1 stop28h 54mAir Canada
Deal found 2/2$1,054
This AirNGo deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/305:37 pmSTL - FRA
1 stop33h 13mAir France
Sun 4/1311:00 amFRA - STL
1 stop12h 47mAir France
Deal found 2/2$1,066
This Delta deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:00 pmSTL - FRA
1 stop13h 40mDelta
Thu 5/2911:00 amFRA - STL
1 stop16h 33mDelta
Deal found 2/3$1,101
This Alaska Airlines deal was found by Cheapflights users on 2/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/196:44 amSTL - FRA
1 stop22h 26mAlaska Airlines
Tue 4/291:45 pmFRA - STL
1 stop17h 14mAlaska Airlines
Deal found 2/2$1,155
This oojo deal was found by Cheapflights users on 2/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/195:18 pmSTL - FRA
2 stops20h 42mTurkish Airlines
Thu 9/251:10 pmFRA - STL
2 stops32h 08mTurkish Airlines
Deal found 2/3$1,226

Find flights from St. Louis to Frankfurt within your budget

Customize your flight search to find flights from St. Louis to Frankfurt 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, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Mon 3/3

12:52 pm-7:45 pm

2 stops23h 53m

Frankfurt am Main

Sun 3/9

4:05 pm-11:31 pm

2 stops37h 26m

$749

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 4/2

3:30 pm-7:25 am

Nonstop8h 55m

Frankfurt am Main

Wed 4/9

9:55 am-3:47 pm

3 stops36h 52m

$863

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 4/2

3:30 pm-7:25 am

Nonstop8h 55m

Frankfurt am Main

Wed 4/9

10:50 am-3:47 pm

1 stop11h 57m

$865

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 3/26

3:50 pm-11:10 am

1 stop13h 20m

Frankfurt am Main

Tue 4/1

9:10 pm-2:59 pm

2 stops24h 49m

$884

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Wed 3/5

12:00 pm-10:05 am

2 stops15h 05m

Frankfurt am Main

Wed 3/12

10:50 am-10:18 pm

2 stops17h 28m

$952

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sun 3/30

1:06 pm-8:55 am

1 stop12h 49m

Frankfurt am Main

Sun 4/13

11:00 am-9:36 pm

1 stop17h 36m

$1,043

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sun 3/30

6:30 am-8:00 am

2 stops18h 30m

Frankfurt am Main

Sun 4/13

5:05 pm-2:59 pm

1 stop28h 54m

$1,054

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sun 3/30

5:37 pm-9:50 am

1 stop33h 13m

Frankfurt am Main

Sun 4/13

11:00 am-4:47 pm

1 stop12h 47m

$1,066

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Tue 5/13

12:00 pm-8:40 am

1 stop13h 40m

Frankfurt am Main

Thu 5/29

11:00 am-8:33 pm

1 stop16h 33m

$1,101

St. LouisFrankfurt am Main

STL - FRA

STLFRA

Lambert-St Louis

Sat 4/19

6:44 am-12:10 pm

1 stop22h 26m

Frankfurt am Main

Tue 4/29

1:45 pm-11:59 pm

1 stop17h 14m

$1,155

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 23 results
1
2
3

Compare providers for flights from St. Louis to Frankfurt

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Frankfurt in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Frankfurt am Main Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Frankfurt am Main Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Frankfurt am Main Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on St. Louis-Frankfurt am Main Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Frankfurt am Main Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Frankfurt

Have a flexible travel schedule? Discover the best time to fly to Frankfurt from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from St. Louis to Frankfurt

Get recent, data-driven insights about flights from St. Louis to Frankfurt including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from St. Louis to Frankfurt am Main Airport?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Frankfurt. Price data was last updated on January 31, 2025.

The price you pay for your flight from St. Louis to Frankfurt am Main Airport may vary depending on when you book. For the best chance of a lower fare, look to book 11 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Frankfurt am Main Airport?

Currently, January is the cheapest month in which you can book a flight from St. Louis to Frankfurt am Main Airport (average of $729). Flying from St. Louis to Frankfurt am Main Airport in June is currently the most expensive (average of $1,112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to FRA?

Find hourly flight availability from St. Louis to Frankfurt. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 3, 2025.

One of the essential ways to save on airfare from St. Louis to Frankfurt am Main Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 16% on airfare.

Rainfall in Frankfurt by month

Plan your trip to Frankfurt by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Frankfurt am Main Airport ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Frankfurt am Main Airport when rainfall is around 1.6 in.

Temperature in Frankfurt by month

Plan your trip to Frankfurt by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Frankfurt am Main Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Frankfurt

Get insights into the airlines that provide service to Frankfurt. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Frankfurt. Reviews last updated February 3, 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from St. Louis to Frankfurt am Main to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,415 reviews
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Alaska Airlines
8.0
Very good
9,681 reviews
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.6
Good
1,284 reviews
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.5
Good
658 reviews
Delta
8.0
Very good
8,415 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Frankfurt. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from St. Louis to Frankfurt am Main?

    For a flight from St. Louis to Frankfurt am Main, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Frankfurt am Main per day. 7 airlines have flights to Frankfurt am Main from Lambert-St Louis on a regular basis.

  • What are the cheapest airlines flying from St. Louis to Frankfurt am Main Airport round-trip?

    Scandinavian Airlines, at $749, was found to be the cheapest airline from St. Louis to Frankfurt am Main Airport.Alternate airlines to your destination round-trip include United Airlines and Lufthansa. Scandinavian Airlines is 36% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from St. Louis to Frankfurt am Main Airport one-way?

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at $415. Lufthansa flights start at $612 while deals on Iberia start at $654 one-way.

  • What are the cheapest flights from St. Louis to Frankfurt am Main Airport?

    Looking for the cheapest flight from St. Louis to Frankfurt am Main Airport? While on average our users pay $1,696, our data indicates the cheapest price to be $482. The most popular route (Lambert-St Louis - Frankfurt am Main), is priced around $749.

  • Can I find deals for flights from St. Louis to Frankfurt that include hotel bookings?

    Yes. In addition to deals on St. Louis to Frankfurt flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Frankfurt?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Frankfurt.

  • Can I find deals for business class flights from St. Louis to Frankfurt?

    Yes. Cheapflights offers flight deals from St. Louis to Frankfurt by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Frankfurt am Main Airport?

    Currently, January is the cheapest month in which you can book a flight from St. Louis to Frankfurt am Main Airport (average of $729). Flying from St. Louis to Frankfurt am Main Airport in June is currently the most expensive (average of $1,112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Koblenz
Wiesbaden
Wurzburg
Speyer
Mainz
Trier
Baden-Baden
Boppard
Bensheim
Darmstadt
Heilbronn
Cochem
Nuerburg

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for St. Louis to Frankfurt

See prices for flight routes from nearby airports that may be better suited for you.
Kansas City to Frankfurt flights
Springfield to Frankfurt flights
Columbia to Frankfurt flights

Top 7 airlines flying from St. Louis to Frankfurt

Discover the top 7 airlines that operate flights from St. Louis to Frankfurt. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$575Average$969FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$586Average$825FlexibilityNo cancel feeOn-time70%
DeltaCheapest$665Average$1,099FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$779Average$1,173FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$800Average$1,255FlexibilityNo cancel feeOn-time76%
KLMCheapest$845Average$1,093FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$949Average$1,301FlexibilityNo cancel feeOn-time67%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.