Czech Republic

$472+ Cheap flights from St. Louis (STL) to the Czech Republic

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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PRG
Jul 30 — Aug 61
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Cheap flight deals from St. Louis to Czech Republic

Keep the following information in mind while searching for St. Louis to Czech Republic flight deals. Data was last updated July 25, 2025.

Round-trip from

$612
(Gotogate)

One-way from

$472
(American Airlines)

Popular in

June

Cheapest in

March

Average price

$1,182
From Lambert-St Louis to Czech Republic
One-way flight from Lambert-St Louis to Czech Republic
Highest demand for flights based on searches. 22% potential increase in price ($281 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Average for round-trip flights in July 2025

Find flight deals from St. Louis to Czech Republic

Cheapest flights from St. Louis to Czech Republic
Explore the most affordable flight options available from St. Louis to Czech Republic. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2025.

This Gotogate deal was found by Cheapflights users on 7/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/199:17 amSTL - PRG
2 stops19h 53mMultiple Airlines
Tue 8/266:00 amPRG - STL
2 stops16h 44mMultiple Airlines
Deal found 7/22$612
This Travelocity deal was found by Cheapflights users on 7/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/194:00 pmSTL - PRG
1 stop13h 10mAir Canada
Tue 8/266:00 amPRG - STL
2 stops21h 00mAir Canada
Deal found 7/23$616
This Ovago deal was found by Cheapflights users on 7/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/135:52 pmSTL - PRG
2 stops19h 53mBritish Airways
Wed 8/209:15 pmPRG - STL
2 stops30h 32mBritish Airways
Deal found 7/23$619
This United Airlines deal was found by Cheapflights users on 7/22. 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.
Sun 8/179:15 amSTL - PRG
1 stop19h 55mUnited Airlines
Tue 8/266:00 amPRG - STL
2 stops16h 44mUnited Airlines
Deal found 7/22$626
This SmartFares deal was found by Cheapflights users on 7/24. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:26 pmSTL - PRG
2 stops23h 49mScandinavian Airlines
Wed 9/248:55 pmPRG - STL
2 stops33h 29mScandinavian Airlines
Deal found 7/24$659
This Lufthansa deal was found by Cheapflights users on 7/22. 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.
Mon 8/185:30 pmSTL - PRG
2 stops20h 50mLufthansa
Sun 8/246:00 amPRG - STL
1 stop14h 30mLufthansa
Deal found 7/22$667
This Delta deal was found by Cheapflights users on 7/22. 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.
Mon 8/186:49 pmSTL - PRG
2 stops17h 46mDelta
Thu 8/2811:00 amPRG - STL
1 stop17h 29mDelta
Deal found 7/22$690
This Iberia deal was found by Cheapflights users on 7/22. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/201:42 pmSTL - PRG
2 stops42h 08mIberia
Sun 8/2412:25 pmPRG - STL
2 stops39h 22mIberia
Deal found 7/22$691

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Czech Republic 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 July 25, 2025.
Use the filters below to find and compare flights from St. Louis to the Czech Republic that are best for you.

Fly from

St. Louis

Fly to

Czech Republic

Route

Depart

Return

Price

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 8/19

9:17 am-12:10 pm

2 stops19h 53m

Václav Havel Prague

Tue 8/26

6:00 am-3:44 pm

2 stops16h 44m

$612

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 8/19

4:00 pm-12:10 pm

1 stop13h 10m

Václav Havel Prague

Tue 8/26

6:00 am-8:00 pm

2 stops21h 00m

$616

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 8/13

5:52 pm-8:45 pm

2 stops19h 53m

Václav Havel Prague

Wed 8/20

9:15 pm-8:47 pm

2 stops30h 32m

$619

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 8/17

9:15 am-12:10 pm

1 stop19h 55m

Václav Havel Prague

Tue 8/26

6:00 am-3:44 pm

2 stops16h 44m

$626

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 1/4

3:50 pm-11:10 am

1 stop12h 20m

Václav Havel Prague

Thu 1/15

6:45 pm-1:55 pm

1 stop26h 10m

$657

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 9/16

1:26 pm-8:15 pm

2 stops23h 49m

Václav Havel Prague

Wed 9/24

8:55 pm-11:24 pm

2 stops33h 29m

$659

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 8/18

6:49 pm-7:35 pm

2 stops17h 46m

Václav Havel Prague

Thu 8/28

11:00 am-9:29 pm

1 stop17h 29m

$690

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 8/20

1:42 pm-2:50 pm

2 stops42h 08m

Václav Havel Prague

Sun 8/24

12:25 pm-8:47 pm

2 stops39h 22m

$691

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 11/2

2:08 pm-1:35 pm

2 stops16h 27m

$472

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 11/2

3:50 pm-11:10 am

1 stop12h 20m

$489

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 12 results
1
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Best time to book a flight from St. Louis to Czech Republic

Have a flexible travel schedule? Discover the best time to fly to Czech Republic 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to the Czech Republic

What is the cheapest month to book a flight from St. Louis to Czech Republic?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Czech Republic (average of $651). Flying from St. Louis to Czech Republic in June is currently the most expensive (average of $1,117). 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 CZ?

Find hourly flight availability from St. Louis to Czech Republic. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2025.

When flying from St. Louis to Czech Republic, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Czech Republic

Get insights into the airlines that provide service to Czech Republic. 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 Czech Republic. Reviews last updated July 25, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and Scandinavian Airlines from St. Louis to the Czech Republic by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Crew

8.5

Overall

8.0

Comfort

7.9

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Czech Republic. 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 Czech Republic?

    If you book a flight to Czech Republic from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • What are the cheapest airlines to fly from St. Louis to Czech Republic one-way?

    To fly one-way, consider booking your trip with American Airlines, which is currently one of the cheapest options available, starting at $472. Lufthansa flights start at $489 while deals on United Airlines start at $500 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Czech Republic 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 Czech Republic?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Czech Republic (average of $651). Flying from St. Louis to Czech Republic in June is currently the most expensive (average of $1,117). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for St. Louis to Czech Republic

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from St. Louis to Czech Republic

Discover the top 5 airlines that operate flights from St. Louis to Czech Republic. 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 July 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$642Average$1,174FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$683Average$1,177FlexibilityNo cancel feeOn-time76%
KLMCheapest$708Average$1,303FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$723Average$1,042FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$745Average$1,087FlexibilityNo cancel feeOn-time67%

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