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St. Louis

$759+ Cheap flights from Prague (PRG) to St. Louis (STL)

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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — STL
may. 5 — may. 121
lun. 5/5
lun. 5/12
1 adult, Economy
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Cheap flight deals from Prague to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Prague (PRG) to St. Louis (STL). 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 abril 30, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$787
(Delta)

One-way from

$759
(Thrive Travel)

Popular in

August

Cheapest in

January

Average price

$815
Provider with most accurate pricing for Václav Havel Prague-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Václav Havel Prague-Lambert-St Louis flights.
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From Václav Havel Prague to Lambert-St Louis
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One-way flight from Václav Havel Prague to Lambert-St Louis
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Highest demand for flights based on searches. 6% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Prague to St. Louis

Cheapest flights from Prague to St. Louis
Explore the most affordable flight options available from Prague to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 30, 2025.

This Delta deal was found by Cheapflights users on 4/27. 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.
jue. 7/311:00 amPRG - STL
2 stops28h 39mDelta
dom. 7/136:04 pmSTL - PRG
2 stops18h 31mDelta
Deal found 4/27$787
This Mytrip deal was found by Cheapflights users on 4/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/126:50 amPRG - STL
3 stops19h 53mMultiple Airlines
jue. 6/197:30 amSTL - PRG
3 stops31h 55mMultiple Airlines
Deal found 4/28$983
This Gurufare deal was found by Cheapflights users on 4/27. 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.
jue. 7/36:35 pmPRG - STL
1 stop25h 55mLufthansa
dom. 7/133:30 pmSTL - PRG
1 stop11h 10mLufthansa
Deal found 4/27$1,167
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 5/1410:25 amPRG - STL
2 stops20h 13mScandinavian Airlines
dom. 5/181:09 pmSTL - PRG
3 stops22h 46mScandinavian Airlines
Deal found 4/28$1,648

Cheapflights Fare Finder

Customize your flight search to find flights from Prague to St. Louis 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 abril 30, 2025.
Use the filters below to find and compare flights from Prague to St. Louis that are best for you.

Fly from

Prague

Fly to

St. Louis

Route

Depart

Return

Price

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 7/3

11:00 am-8:39 am

2 stops28h 39m

Lambert-St Louis

dom. 7/13

6:04 pm-7:35 pm

2 stops18h 31m

$787

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 6/12

6:50 am-7:43 pm

3 stops19h 53m

Lambert-St Louis

jue. 6/19

7:30 am-10:25 pm

3 stops31h 55m

$983

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 7/3

6:35 pm-1:30 pm

1 stop25h 55m

Lambert-St Louis

dom. 7/13

3:30 pm-9:40 am

1 stop11h 10m

$1,167

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

mié. 5/14

10:25 am-11:38 pm

2 stops20h 13m

Lambert-St Louis

dom. 5/18

1:09 pm-6:55 pm

3 stops22h 46m

$1,648

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

sáb. 10/4

8:10 am-6:21 pm

2 stops17h 11m

$759

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

sáb. 10/4

6:40 pm-1:30 pm

1 stop25h 50m

$1,129

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

sáb. 10/4

6:50 am-6:13 pm

3 stops18h 23m

$1,756

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Compare providers for flights from Prague to St. Louis

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 Prague to St. Louis in April.
ProviderPrice AccuracyTrust Score*
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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 Prague-St. Louis flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Prague-St. Louis flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Prague-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Prague-St. Louis flights, Cheapflights users trust AranGrant the most. AranGrant 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 Prague-St. Louis 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 Prague to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Prague 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.

Cheapflights Insights

Everything you need to know about your flight from Prague to St. Louis

Rainfall in St. Louis by month

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

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

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

If weather is an important factor for your trip to St. Louis, 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 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated abril 30, 2025.
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Scandinavian Airlines
7.3
Good
1,349 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Lufthansa
6.7
Okay
7,044 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
British Airways
6.6
Okay
6,835 reviews
Delta
8.0
Very good
7,929 reviews

Boarding

8.2

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

  • What are the cheapest airlines flying from Prague to St. Louis round-trip?

    According to our current data, Delta ($787), Lufthansa ($1,167), and Scandinavian Airlines ($1,648) offers the cheapest pricing from Prague to St. Louis. You may be able to fly from Prague to St. Louis for 9% less than the average price by searching for these airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Prague to St. Louis 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 Prague to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Prague to St. Louis (average of $311). Flying from Prague to St. Louis in March is currently the most expensive (average of $356). 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 Prague?

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Top airline flying from Prague to St. Louis

Discover the top airline that operate flights from Prague to St. Louis. 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 abril 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$824Average$827FlexibilityNo cancel feeOn-timeN/A

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