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$612+ 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 7/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PRG
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$705
(Finnair)

One-way from

$612
(oojo)

Popular in

June

Cheapest in

March

Average price

$714
Provider with most accurate pricing for Lambert-St Louis-Václav Havel Prague flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Václav Havel Prague flights.
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From Lambert-St Louis to Czech Republic
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One-way flight from Lambert-St Louis to Czech Republic
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Highest demand for flights based on searches. 23% potential increase in price ($310 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($55 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This Finnair deal was found by Cheapflights users on 2/20. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/207:02 amSTL - PRG
2 stops29h 48mMultiple Airlines
Thu 3/277:35 pmPRG - STL
2 stops33h 09mMultiple Airlines
Deal found 2/20$705
This Delta deal was found by Cheapflights users on 2/20. 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.
Wed 4/210:30 amSTL - PRG
2 stops17h 00mDelta
Wed 12/36:00 amPRG - STL
2 stops21h 47mDelta
Deal found 2/20$736
This StudentUniverse deal was found by Cheapflights users on 2/20. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/191:55 pmSTL - PRG
2 stops21h 55mFinnair
Wed 11/267:35 pmPRG - STL
2 stops29h 42mFinnair
Deal found 2/20$751
This United Airlines deal was found by Cheapflights users on 2/19. 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.
Fri 4/43:30 pmSTL - PRG
1 stop19h 20mUnited Airlines
Fri 4/116:00 amPRG - STL
2 stops39h 49mUnited Airlines
Deal found 2/19$791
This Gotogate deal was found by Cheapflights users on 2/19. 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.
Fri 10/243:30 pmSTL - PRG
1 stop11h 10mLufthansa
Wed 11/57:20 amPRG - STL
1 stop13h 35mLufthansa
Deal found 2/19$802
This Mytrip deal was found by Cheapflights users on 2/19. 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.
Fri 10/244:05 pmSTL - PRG
2 stops34h 35mAir Canada
Wed 11/57:20 amPRG - STL
2 stops15h 06mAir Canada
Deal found 2/19$803
This American Airlines deal was found by Cheapflights users on 2/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:27 pmSTL - PRG
2 stops15h 33mAmerican Airlines
Wed 10/228:10 amPRG - STL
2 stops17h 08mAmerican Airlines
Deal found 2/20$898
This AranGrant deal was found by Cheapflights users on 2/19. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/225:37 pmSTL - PRG
2 stops36h 58mBritish Airways
Mon 7/288:55 pmPRG - STL
2 stops29h 01mBritish Airways
Deal found 2/19$8,805

Find flights from St. Louis to Czech Republic within your budget

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 February 20, 2025.

Fly from

St. Louis

Fly to

Czech Republic

Route

Depart

Return

Price

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Thu 3/20

7:02 am-6:50 pm

2 stops29h 48m

Václav Havel Prague

Thu 3/27

7:35 pm-10:44 pm

2 stops33h 09m

$705

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/2

10:30 am-8:20 am

2 stops14h 50m

Václav Havel Prague

Thu 12/4

6:00 am-5:55 pm

2 stops18h 55m

$736

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Fri 4/4

3:30 pm-5:50 pm

1 stop19h 20m

Václav Havel Prague

Fri 4/11

6:00 am-2:49 pm

2 stops39h 49m

$791

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/2

3:30 pm-10:55 am

1 stop12h 25m

Václav Havel Prague

Wed 12/3

7:20 am-1:55 pm

1 stop13h 35m

$807

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 5/6

10:36 am-6:45 pm

2 stops25h 09m

Václav Havel Prague

Wed 5/28

8:10 am-9:52 pm

2 stops20h 42m

$866

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 5/7

1:30 pm-9:40 am

2 stops13h 10m

Václav Havel Prague

Wed 5/28

6:00 am-8:01 pm

2 stops21h 01m

$906

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/2

6:29 pm-11:05 pm

2 stops21h 36m

Václav Havel Prague

Sun 12/7

6:55 am-9:47 pm

2 stops21h 52m

$969

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 7/7

6:13 pm-8:20 pm

2 stops19h 07m

$612

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 7/7

7:46 pm-8:20 pm

2 stops17h 34m

$615

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Thu 7/10

8:25 am-10:55 am

2 stops19h 30m

$2,001

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from St. Louis to Czech Republic

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

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 $1,239). 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 February 20, 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.

Rainfall in Czech Republic by month

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

In terms of precipitation, rainfall in Czech Republic ranges from 0.4 - 2.4 inches per month. June is typically the wettest month, when rainfall can reach 2.4 in. February is typically the driest time to visit Czech Republic when rainfall is around 0.4 in.

Temperature in Czech Republic by month

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

If weather is an important factor for your trip to Czech Republic, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 February 20, 2025.
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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
8,220 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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
1,273 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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.

United Airlines
7.4
Good
8,766 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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.

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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.

Air Canada
7.0
Good
8,748 reviews
Delta
8.0
Very good
8,220 reviews

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Entertainment

7.9

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 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 British Airways, which is currently one of the cheapest options available, starting at $612. American Airlines flights start at $615 while deals on Lufthansa start at $2,001 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 $1,239). 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$615Average$1,013FlexibilityNo cancel feeOn-time70%
DeltaCheapest$642Average$983FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$686Average$896FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$705Average$1,213FlexibilityNo cancel feeOn-time76%
KLMCheapest$708Average$1,016FlexibilityNo cancel feeOn-time75%
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