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St. Louis

$672+ 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 3/29. Fares are subject to change and may not be available on all flights or dates of travel.
PRG — STL
nov. 28 — dic. 51
vie. 11/28
vie. 12/5
1 adult, Economy
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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 octubre 29, 2025.

This Delta deal was found by Cheapflights users on 10/29. 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. 11/136:00 amPRG - STL
2 stops17h 33mDelta
lun. 11/176:09 pmSTL - PRG
2 stops15h 56mDelta
Deal found 10/29$902
This United Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 12/247:30 amPRG - STL
1 stop13h 25mUnited Airlines
vie. 1/99:57 amSTL - PRG
2 stops20h 58mUnited Airlines
Deal found 10/26$915
This United Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 12/247:30 amPRG - STL
1 stop13h 25mUnited Airlines
lun. 1/58:15 amSTL - PRG
2 stops19h 50mUnited Airlines
Deal found 10/26$920
This United Airlines deal was found by Cheapflights users on 10/26. 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.
mié. 12/2412:10 pmPRG - STL
2 stops36h 44mUnited Airlines
jue. 1/811:20 amSTL - PRG
2 stops19h 35mUnited Airlines
Deal found 10/26$921
This United Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 12/253:10 pmPRG - STL
2 stops33h 44mUnited Airlines
vie. 1/93:50 pmSTL - PRG
1 stop15h 15mUnited Airlines
Deal found 10/26$926
This United Airlines deal was found by Cheapflights users on 10/26. 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.
sáb. 12/276:50 amPRG - STL
2 stops22h 53mUnited Airlines
mar. 1/612:44 pmSTL - PRG
2 stops18h 11mUnited Airlines
Deal found 10/26$938
This Lufthansa deal was found by Cheapflights users on 10/26. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/267:35 amPRG - STL
1 stop13h 20mLufthansa
mar. 1/612:44 pmSTL - PRG
2 stops13h 51mLufthansa
Deal found 10/26$940
This United Airlines deal was found by Cheapflights users on 10/26. 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.
jue. 12/253:10 pmPRG - STL
1 stop29h 45mUnited Airlines
jue. 1/88:05 amSTL - PRG
2 stops20h 10mUnited Airlines
Deal found 10/26$941
This United Airlines deal was found by Cheapflights users on 10/26. 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.
vie. 12/267:35 amPRG - STL
1 stop13h 20mUnited Airlines
vie. 1/93:50 pmSTL - PRG
1 stop15h 15mUnited Airlines
Deal found 10/26$942
This United Airlines deal was found by Cheapflights users on 10/26. 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.
sáb. 12/276:50 amPRG - STL
2 stops21h 53mUnited Airlines
lun. 1/58:15 amSTL - PRG
2 stops19h 50mUnited Airlines
Deal found 10/26$943

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 octubre 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$902
(Delta)

One-way from

$672
(American Airlines)
Provider with most accurate pricing for Václav Havel Prague-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Václav Havel Prague-Lambert-St Louis flights.
Search Deals
From Václav Havel Prague to Lambert-St Louis
Search Deals
One-way flight from Václav Havel Prague to Lambert-St Louis
Search Deals

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 octubre 29, 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. 11/13

6:00 am-4:33 pm

2 stops17h 33m

Lambert-St Louis

lun. 11/17

6:09 pm-5:05 pm

2 stops15h 56m

$902

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

mié. 12/24

7:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

jue. 1/8

8:05 am-1:55 pm

2 stops22h 50m

$915

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

mié. 12/24

7:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

mié. 1/7

9:57 am-1:55 pm

2 stops20h 58m

$915

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

mié. 12/24

7:30 am-1:55 pm

1 stop13h 25m

Lambert-St Louis

vie. 1/9

9:57 am-1:55 pm

2 stops20h 58m

$915

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 12/25

3:10 pm-2:26 pm

2 stops30h 16m

Lambert-St Louis

jue. 1/8

8:05 am-1:55 pm

2 stops22h 50m

$921

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

mié. 12/24

7:30 am-10:43 pm

2 stops22h 13m

Lambert-St Louis

mar. 1/6

12:44 pm-2:05 pm

2 stops18h 21m

$926

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 12/25

3:10 pm-2:26 pm

2 stops30h 16m

Lambert-St Louis

mar. 1/6

12:44 pm-2:05 pm

2 stops18h 21m

$926

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

jue. 12/25

3:10 pm-2:26 pm

2 stops30h 16m

Lambert-St Louis

lun. 1/5

8:15 am-11:05 am

2 stops19h 50m

$926

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

sáb. 12/27

6:50 am-10:43 pm

2 stops22h 53m

Lambert-St Louis

mar. 1/6

12:44 pm-1:55 pm

2 stops18h 11m

$938

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

vie. 12/26

7:35 am-1:55 pm

1 stop13h 20m

Lambert-St Louis

mié. 1/7

3:50 pm-6:05 pm

1 stop19h 15m

$940

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 14 results
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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 October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 Prague-St. Louis flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Prague-St. Louis flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.

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.

  • How long is the flight from Prague to St. Louis?

    There are many flights that can get you from Prague to St. Louis in 13h 25m. Fly via Delta or United Airlines to get the fastest option. There are 4783 mi between Prague and St. Louis. This flight may include one or multiple stops.

  • 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.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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