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$306+ 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 2/7. Fares are subject to change and may not be available on all flights or dates of travel.
STL — PRG
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$407
(Ticket)

One-way from

$369
(oojo)

Popular in

May

Cheapest in

February
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. 21% potential increase in price ($248 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($41 potential savings vs. average RT price).
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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 January 8, 2026.

This Ticket deal was found by Cheapflights users on 1/8. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/16:38 pmSTL - PRG
2 stops16h 32mBritish Airways
Tue 3/1710:55 amPRG - STL
2 stops18h 53mBritish Airways
Deal found 1/8$407
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/296:00 amSTL - PRG
2 stops24h 20mBritish Airways
Fri 5/810:05 amPRG - STL
2 stops19h 09mBritish Airways
Deal found 1/7$446
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:00 pmSTL - PRG
1 stop17h 55mBritish Airways
Tue 4/285:10 pmPRG - STL
1 stop33h 20mBritish Airways
Deal found 1/6$448
This American Airlines deal was found by Cheapflights users on 1/6. 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 4/296:11 pmSTL - PRG
2 stops15h 49mAmerican Airlines
Fri 5/88:40 amPRG - STL
2 stops17h 50mAmerican Airlines
Deal found 1/6$450
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:11 pmSTL - PRG
2 stops18h 24mBritish Airways
Mon 4/278:55 pmPRG - STL
1 stop29h 35mBritish Airways
Deal found 1/6$452
This Finnair deal was found by Cheapflights users on 1/7. 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.
Sun 3/19:35 amSTL - PRG
2 stops26h 15mMultiple Airlines
Tue 3/177:35 pmPRG - STL
2 stops44h 57mMultiple Airlines
Deal found 1/7$453
This British Airways deal was found by Cheapflights users on 1/6. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1912:11 pmSTL - PRG
2 stops18h 24mBritish Airways
Tue 4/2810:25 amPRG - STL
2 stops18h 49mBritish Airways
Deal found 1/6$462
This Mytrip deal was found by Cheapflights users on 1/8. 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.
Sun 2/224:05 pmSTL - PRG
2 stops14h 50mMultiple Airlines
Sun 3/17:25 amPRG - STL
1 stop13h 30mMultiple Airlines
Deal found 1/8$468
This oojo deal was found by Cheapflights users on 1/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/65:04 pmSTL - PRG
2 stops18h 21mBritish Airways
Fri 2/136:00 amPRG - STL
2 stops24h 35mBritish Airways
Deal found 1/7$471
This Finnair deal was found by Cheapflights users on 1/8. 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 2/125:12 amSTL - PRG
2 stops30h 38mMultiple Airlines
Mon 2/237:35 pmPRG - STL
2 stops30h 54mMultiple Airlines
Deal found 1/8$487

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 January 8, 2026.
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

Sun 3/1

6:38 pm-6:10 pm

2 stops16h 32m

Václav Havel Prague

Tue 3/17

10:55 am-11:48 pm

2 stops18h 53m

$407

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

12:11 pm-3:45 pm

2 stops20h 34m

Václav Havel Prague

Fri 5/8

10:05 am-10:14 pm

2 stops19h 09m

$446

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/22

10:00 pm-9:20 am

1 stop28h 20m

Václav Havel Prague

Mon 4/27

8:55 pm-7:30 pm

1 stop29h 35m

$448

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

6:11 pm-5:00 pm

2 stops15h 49m

Václav Havel Prague

Fri 5/8

8:40 am-7:30 pm

2 stops17h 50m

$450

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Mon 4/20

12:11 pm-5:00 pm

2 stops21h 49m

Václav Havel Prague

Tue 4/28

5:45 pm-7:30 pm

1 stop32h 45m

$452

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 2/22

4:05 pm-1:55 pm

2 stops14h 50m

Václav Havel Prague

Sun 3/1

7:25 am-1:55 pm

1 stop13h 30m

$468

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Thu 2/12

5:12 am-6:50 pm

2 stops30h 38m

Václav Havel Prague

Mon 2/23

7:35 pm-7:29 pm

2 stops30h 54m

$487

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

3:50 pm-6:15 pm

1 stop19h 25m

Václav Havel Prague

Tue 3/17

7:25 am-3:29 pm

2 stops38h 04m

$488

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

3:50 pm-9:50 am

1 stop11h 00m

Václav Havel Prague

Tue 3/17

6:55 pm-2:55 pm

1 stop26h 00m

$497

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 4/29

9:10 am-9:20 pm

2 stops29h 10m

Václav Havel Prague

Fri 5/8

6:00 am-1:25 pm

1 stop14h 25m

$506

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 19 results
1
2

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
No data available for this route at this time. Please check back soon.

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 January 8, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and Lufthansa 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
8,029 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
8,029 reviews
Delta
7.9
Good
8,029 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
9,141 reviews
Delta
7.9
Good
8,029 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
7,697 reviews
Delta
7.9
Good
8,029 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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
7,659 reviews
Delta
7.9
Good
8,029 reviews

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

Crew

8.5

Entertainment

7.8

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 49m. 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.

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.
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Top 4 airlines flying from St. Louis to Czech Republic

Discover the top 4 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 January 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$504Average$800FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$582Average$704FlexibilityNo cancel feeOn-time70%
DeltaCheapest$642Average$1,303FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$684Average$1,067FlexibilityNo cancel feeOn-time76%

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