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Czech Republic

$452+ Cheap flights from St. Louis (STL) to the Czech Republic

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PRG
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
1 adult, Economy
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Cheap 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 diciembre 12, 2025.

This Ovago deal was found by Cheapflights users on 12/11. 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.
jue. 12/256:35 pmSTL - PRG
2 stops20h 50mLufthansa
mié. 1/73:10 pmPRG - STL
2 stops39h 49mLufthansa
Deal found 12/11$1,259
This United Airlines deal was found by Cheapflights users on 12/10. 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. 12/261:05 pmSTL - PRG
2 stops26h 20mUnited Airlines
mié. 1/73:10 pmPRG - STL
2 stops37h 03mUnited Airlines
Deal found 12/10$1,375
This Gurufare deal was found by Cheapflights users on 12/11. 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.
vie. 12/266:35 pmSTL - PRG
2 stops32h 15mLufthansa
mié. 1/710:15 amPRG - STL
2 stops19h 43mLufthansa
Deal found 12/11$1,393
This Ovago deal was found by Cheapflights users on 12/10. 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.
vie. 12/2611:05 amSTL - PRG
2 stops28h 35mMultiple Airlines
mié. 1/77:30 amPRG - STL
1 stop13h 25mMultiple Airlines
Deal found 12/10$1,419
This FlightHub deal was found by Cheapflights users on 12/10. 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.
jue. 12/254:05 pmSTL - PRG
2 stops20h 05mMultiple Airlines
mié. 1/77:30 amPRG - STL
3 stops18h 57mMultiple Airlines
Deal found 12/10$2,323
This Air Canada deal was found by Cheapflights users on 12/11. 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.
jue. 12/254:05 pmSTL - PRG
2 stops14h 50mAir Canada
mié. 1/77:30 amPRG - STL
3 stops20h 43mAir Canada
Deal found 12/11$2,551

Find 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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$452
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$822
Provider with most accurate pricing for Lambert-St Louis-Václav Havel Prague flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-Václav Havel Prague flights.
Search Deals
From Lambert-St Louis to Czech Republic
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($276 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 diciembre 12, 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

vie. 1/9

3:50 pm-9:50 am

1 stop11h 00m

Václav Havel Prague

mié. 1/14

10:15 am-10:58 pm

2 stops19h 43m

$455

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

dom. 1/25

5:20 pm-10:50 pm

2 stops22h 30m

Václav Havel Prague

dom. 2/1

8:40 pm-9:15 pm

2 stops31h 35m

$494

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

vie. 1/9

2:54 pm-9:05 pm

2 stops23h 11m

Václav Havel Prague

mié. 1/14

6:50 am-6:14 pm

2 stops18h 24m

$495

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

vie. 1/9

3:50 pm-6:15 pm

1 stop19h 25m

Václav Havel Prague

vie. 1/23

6:15 am-3:29 pm

2 stops40h 14m

$496

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

vie. 1/30

6:40 pm-10:25 pm

2 stops20h 45m

Václav Havel Prague

mar. 2/3

7:25 am-3:15 pm

2 stops38h 50m

$505

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

sáb. 2/14

11:25 am-6:05 pm

2 stops23h 40m

Václav Havel Prague

dom. 2/22

7:25 am-9:00 pm

2 stops20h 35m

$509

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

lun. 4/20

9:15 am-5:00 pm

2 stops24h 45m

$493

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

lun. 4/20

6:30 am-10:50 am

3 stops21h 20m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

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, April is the cheapest month in which you can book a flight from St. Louis to Czech Republic (average of $507). Flying from St. Louis to Czech Republic in June is currently the most expensive (average of $1,071). 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 diciembre 12, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 18% on flights from St. Louis to Czech Republic by exploring options for tickets in the evening.

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 diciembre 12, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and Air Canada 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.
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,007 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,095 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,517 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,626 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,571 reviews
Delta
7.9
Good
8,007 reviews

Food

7.3

Boarding

8.1

Entertainment

7.9

Overall

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

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.

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

    Departing from St. Louis to Czech Republic will take you 15h 25m. St. Louis and Czech Republic are separated by a distance of 4783 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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, April is the cheapest month in which you can book a flight from St. Louis to Czech Republic (average of $507). Flying from St. Louis to Czech Republic in June is currently the most expensive (average of $1,071). 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

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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.
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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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$504Average$803FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$582Average$704FlexibilityNo cancel feeOn-time70%
DeltaCheapest$642Average$1,286FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$683Average$948FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$745Average$1,087FlexibilityNo cancel feeOn-time67%

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