What is the cheapest airline that flies from Václav Havel Prague to Lambert-St Louis?

American Airlines and Lufthansa are the most popular carriers operating from Václav Havel Prague to Lambert-St Louis

When did momondo last update prices for flights from Václav Havel Prague Airport to Lambert-St Louis Airport?

Prices for flights from Václav Havel Prague Airport to Lambert-St Louis Airport refresh daily.

How old do you have to be to fly from Václav Havel Prague Airport to Lambert-St Louis Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Václav Havel Prague Airport to Lambert-St Louis Airport.

What documentation or ID do you need to fly to Lambert-St Louis Airport?

The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$684 Cheap Flights from Prague to St. Louis in 2025/26

1 adult

0 bags

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Find the cheapest flights from Prague to St. Louis

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:15 am - 3:29 pmPRG-STL

40h 14m2 stops

6:35 pm - 6:05 pmSTL-PRG

40h 30m2 stops

$1,119Multiple Airlines

Find Deal

Fri, Dec 19 - Fri, Dec 26

7:35 am - 1:55 pmPRG-STL

13h 20m1 stop

6:35 pm - 9:50 amSTL-PRG

32h 15m2 stops

$1,380Lufthansa

Find Deal

Fri, Dec 19 - Fri, Dec 26

7:35 am - 1:55 pmPRG-STL

13h 20m1 stop

3:50 pm - 9:50 amSTL-PRG

11h 00m1 stop

$1,735Lufthansa

Find Deal

Fri, Dec 19 - Fri, Dec 26

11:40 am - 11:55 pmPRG-STL

19h 15m2 stops

4:05 pm - 10:25 pmSTL-PRG

23h 20m3 stops

$1,891Multiple Airlines

Find Deal

Fri, Dec 19 - Fri, Dec 26

Lufthansa flights from Prague to St. Louis

Our best Lufthansa deals on Prague to St. Louis flight tickets

Lufthansa

Nov 9

PRG12:10 pmVáclav Havel Prague

18h 34m

2 stops

STL11:44 pmLambert-St Louis

Nov 12

STL3:50 pmLambert-St Louis

12h 15m

1 stop

PRG11:05 amVáclav Havel Prague

$1,177

Find similar

Lufthansa

Nov 9

PRG7:25 amVáclav Havel Prague

13h 30m

1 stop

STL1:55 pmLambert-St Louis

Nov 12

STL3:50 pmLambert-St Louis

15h 15m

1 stop

PRG2:05 pmVáclav Havel Prague

$1,294

Find similar

Lufthansa

Nov 9

PRG7:25 amVáclav Havel Prague

13h 30m

1 stop

STL1:55 pmLambert-St Louis

Nov 12

STL3:50 pmLambert-St Louis

19h 15m

1 stop

PRG6:05 pmVáclav Havel Prague

$1,299

Find similar

United Airlines flights from Prague to St. Louis

Our best United Airlines deals on Prague to St. Louis flight tickets

United Airlines

Nov 8

PRG7:35 amVáclav Havel Prague

21h 05m

2 stops

STL9:40 pmLambert-St Louis

Nov 11

STL3:14 pmLambert-St Louis

39h 41m

2 stops

PRG1:55 pmVáclav Havel Prague

$955

Find similar

United Airlines

Nov 9

PRG3:00 pmVáclav Havel Prague

15h 44m

2 stops

STL11:44 pmLambert-St Louis

Nov 12

STL3:50 pmLambert-St Louis

15h 15m

1 stop

PRG2:05 pmVáclav Havel Prague

$1,190

Find similar

United Airlines

Nov 9

PRG7:25 amVáclav Havel Prague

13h 30m

1 stop

STL1:55 pmLambert-St Louis

Nov 12

STL3:50 pmLambert-St Louis

15h 15m

1 stop

PRG2:05 pmVáclav Havel Prague

$1,560

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Fri 12/19

6:15 am-3:29 pm

2 stops40h 14m

Lambert-St Louis

Fri 12/26

6:35 pm-6:05 pm

2 stops40h 30m

$1,119

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Fri 12/19

7:35 am-1:55 pm

1 stop13h 20m

Lambert-St Louis

Fri 12/26

6:35 pm-9:50 am

2 stops32h 15m

$1,380

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Fri 12/19

7:35 am-1:55 pm

1 stop13h 20m

Lambert-St Louis

Fri 12/26

3:50 pm-9:50 am

1 stop11h 00m

$1,735

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Fri 12/19

11:40 am-11:55 pm

2 stops19h 15m

Lambert-St Louis

Fri 12/26

4:05 pm-10:25 pm

3 stops23h 20m

$1,891

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Sun 3/29

6:55 am-8:18 pm

2 stops20h 23m

$684

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Sun 3/29

6:55 am-5:57 pm

2 stops18h 02m

$688

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Sun 3/29

6:10 am-1:30 pm

1 stop14h 20m

$1,128

PragueSt. Louis

PRG - STL

PRGSTL

Václav Havel Prague

Sun 3/29

6:10 am-1:30 pm

1 stop14h 20m

$1,131

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Prague to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest day to depart on your flight to St. Louis?

The cheapest day to depart on your flight to St. Louis is on a Monday when prices can be found for as low as $827. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,163. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Prague in the morning is the least expensive time of day to depart. momondo users have found prices as low as $828 when looking at flights departing in the morning. At noon is when there is more demand to fly to St. Louis, so prices are often more expensive at around $964 per ticket.

When to book flights from Prague to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Prague to St. Louis according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Prague to St. Louis (PRG to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Prague to St. Louis

Direct flights	None

There are no direct flights from Prague to St. Louis. There are no popular flight routes from Prague to St. Louis.

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How far is Václav Havel Prague to Lambert-St Louis by plane?
There are 4789.6 mi between Václav Havel Prague and Lambert-St Louis. By plane, this route typically takes 13h 20m.
When did momondo last update prices for flights from Václav Havel Prague Airport to Lambert-St Louis Airport?
Prices for flights from Václav Havel Prague Airport to Lambert-St Louis Airport refresh daily.
How old do you have to be to fly from Václav Havel Prague Airport to Lambert-St Louis Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Václav Havel Prague Airport to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

St. Charles

Chesterfield

Hermann

Fairview Heights

Florissant

Maryland Heights

O'Fallon

Wentzville

Fenton

Collinsville

St. Peters

Alton

Farmington

Festus

Glencoe

Edwardsville

Clayton

Eureka

Litchfield

Shrewsbury

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Why should I use momondo to find a flight deal from Prague to St. Louis?

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Can I find flights from Prague to St. Louis with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Prague to St. Louis flights to just show those with flexible booking policies.

How can momondo help me find flights from Prague to St. Louis?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to St. Louis from Prague.

I’m not ready to book a flight from Prague to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Prague to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.