Which layover airport has the shortest travel time from St. Louis to Prague?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 11h 53m.

Which layover airport has the shortest connection time from St. Louis to Prague?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 37m.

What airlines fly to Prague?

United Airlines, Lufthansa and Delta are the top three most popular airlines that fly to Prague from St. Louis according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Prague. Keep in mind that there are 4 different airlines that fly to Prague on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from St. Louis to Prague?

Flights via London (LHR) offer the lowest average round-trip price of $714.

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

British Airways and Aer Lingus are the most popular carriers operating from Lambert-St Louis to Václav Havel Prague

Which airport is the most popular layover for flights between St. Louis and Prague?

Frankfurt am Main (FRA) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

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

Prices for flights from Lambert-St Louis Airport to Václav Havel Prague Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Lambert-St Louis Airport to Václav Havel Prague Airport?

The number of operators available for flights from Lambert-St Louis Airport to Václav Havel Prague Airport is 4 as of January 2026.

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

What documentation or ID do you need to fly to Václav Havel Prague Airport?

The travel and health documents you'll need for your trip to Václav Havel Prague Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Václav Havel Prague Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$393 Cheap Flights from St. Louis to Prague in 2026

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Cheap round-trip flights

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12:11 pm - 12:55 pm

STL

PRG

17h 44m2 stops

10:55 am - 10:59 pm

PRG

STL

19h 04m2 stops

$445British Airways

Tue, Feb 3 - Tue, Feb 10

5:15 am - 6:50 pm

STL

PRG

31h 35m2 stops

8:40 am - 11:48 pm

PRG

STL

22h 08m2 stops

$462Multiple Airlines

Wed, Mar 18 - Wed, Apr 8

4:05 pm - 1:55 pm

STL

PRG

14h 50m2 stops

7:25 am - 3:29 pm

PRG

STL

38h 04m2 stops

$484Air Canada

Sun, Mar 1 - Tue, Mar 17

5:12 am - 6:50 pm

STL

PRG

30h 38m2 stops

7:35 pm - 7:29 pm

PRG

STL

30h 54m2 stops

$487Multiple Airlines

Thu, Feb 12 - Mon, Feb 23

2:29 pm - 1:15 pm

STL

PRG

15h 46m2 stops

11:05 am - 10:14 pm

PRG

STL

18h 09m2 stops

$495British Airways

Wed, Apr 29 - Sat, May 9

6:38 pm - 8:45 pm

STL

PRG

19h 07m2 stops

7:15 pm - 8:11 pm

PRG

STL

31h 56m2 stops

$496British Airways

Sun, Mar 1 - Sat, Mar 7

4:05 pm - 1:55 pm

STL

PRG

14h 50m2 stops

6:55 pm - 2:55 pm

PRG

STL

26h 00m1 stop

$500Multiple Airlines

Sun, Mar 1 - Tue, Mar 17

4:05 pm - 1:55 pm

STL

PRG

14h 50m2 stops

3:10 pm - 1:55 pm

PRG

STL

29h 45m1 stop

$503Multiple Airlines

Sun, Mar 1 - Sat, Mar 7

11:30 am - 11:40 am

STL

PRG

17h 10m2 stops

6:00 am - 11:23 pm

PRG

STL

24h 23m2 stops

$509Delta

Sat, Feb 14 - Sun, Feb 22

3:50 pm - 9:50 am

STL

PRG

11h 00m1 stop

6:55 pm - 2:55 pm

PRG

STL

26h 00m1 stop

$521Lufthansa

Sun, Mar 1 - Tue, Mar 17

British Airways flights from St. Louis to Prague

Our best British Airways deals on St. Louis to Prague flight tickets

British Airways

Mar 1

STL6:38 pmLambert-St Louis

19h 07m

2 stops

PRG8:45 pmVáclav Havel Prague

Mar 7

PRG7:15 pmVáclav Havel Prague

31h 56m

2 stops

STL8:11 pmLambert-St Louis

$496

Find similar

British Airways

Apr 29

STL7:05 amLambert-St Louis

23h 15m

2 stops

PRG1:20 pmVáclav Havel Prague

May 9

PRG5:45 pmVáclav Havel Prague

32h 45m

1 stop

STL7:30 pmLambert-St Louis

$543

Find similar

British Airways

Apr 29

STL2:29 pmLambert-St Louis

15h 51m

2 stops

PRG1:20 pmVáclav Havel Prague

May 9

PRG11:00 amVáclav Havel Prague

18h 14m

2 stops

STL10:14 pmLambert-St Louis

$546

Find similar

Delta flights from St. Louis to Prague

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

Delta

Feb 14

STL11:30 amLambert-St Louis

17h 10m

2 stops

PRG11:40 amVáclav Havel Prague

Feb 22

PRG6:00 amVáclav Havel Prague

24h 23m

2 stops

STL11:23 pmLambert-St Louis

$509

Find similar

Delta

Jun 21

STL12:00 pmLambert-St Louis

14h 00m

1 stop

PRG9:00 amVáclav Havel Prague

Jul 8

PRG11:00 amVáclav Havel Prague

16h 50m

1 stop

STL8:50 pmLambert-St Louis

$1,502

Find similar

Delta

Jun 23

STL5:00 pmLambert-St Louis

19h 35m

2 stops

PRG7:35 pmVáclav Havel Prague

Jul 7

PRG11:00 amVáclav Havel Prague

16h 50m

1 stop

STL8:50 pmLambert-St Louis

$1,506

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Tue 2/3

12:11 pm-12:55 pm

2 stops17h 44m

Václav Havel Prague

Tue 2/10

10:55 am-10:59 pm

2 stops19h 04m

$445

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Wed 3/18

5:15 am-6:50 pm

2 stops31h 35m

Václav Havel Prague

Wed 4/8

8:40 am-11:48 pm

2 stops22h 08m

$462

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

4:05 pm-1:55 pm

2 stops14h 50m

Václav Havel Prague

Tue 3/17

7:25 am-3:29 pm

2 stops38h 04m

$484

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

Wed 4/29

2:29 pm-1:15 pm

2 stops15h 46m

Václav Havel Prague

Sat 5/9

11:05 am-10:14 pm

2 stops18h 09m

$495

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

6:38 pm-8:45 pm

2 stops19h 07m

Václav Havel Prague

Sat 3/7

7:15 pm-8:11 pm

2 stops31h 56m

$496

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

4:05 pm-1:55 pm

2 stops14h 50m

Václav Havel Prague

Tue 3/17

6:55 pm-2:55 pm

1 stop26h 00m

$500

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sun 3/1

4:05 pm-1:55 pm

2 stops14h 50m

Václav Havel Prague

Sat 3/7

3:10 pm-1:55 pm

1 stop29h 45m

$503

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

Sat 2/14

11:30 am-11:40 am

2 stops17h 10m

Václav Havel Prague

Sun 2/22

6:00 am-11:23 pm

2 stops24h 23m

$509

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

$521

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Layovers

Can stopping save me money on St. Louis to Prague flights?

You could potentially save up to 33% on your flight if you consider stops on a St. Louis to Prague flight.

When to book flights from St. Louis to Prague

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

Estimated round-trip price

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

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

Fastest flight time	11h 50m
Direct flights	None

The fastest flight from St. Louis to Prague takes 11h 50m

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

Search flight deals

How far is Lambert-St Louis to Václav Havel Prague by plane?
Lambert-St Louis and Václav Havel Prague are 4789.6 mi apart from one another. Flights usually cover this in 11h 50m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Lambert-St Louis Airport to Václav Havel Prague Airport?
Prices for flights from Lambert-St Louis Airport to Václav Havel Prague Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Lambert-St Louis Airport to Václav Havel Prague Airport?
The number of operators available for flights from Lambert-St Louis Airport to Václav Havel Prague Airport is 4 as of January 2026.
How old do you have to be to fly from Lambert-St Louis Airport to Václav Havel Prague 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 Lambert-St Louis Airport to Václav Havel Prague Airport.
What documentation or ID do you need to fly to Václav Havel Prague Airport?
The travel and health documents you'll need for your trip to Václav Havel Prague Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Václav Havel Prague Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from St. Louis to Prague?
momondo data reveals that the most frequently booked airline on the route from St. Louis to Prague is United Airlines, representing 39% of all bookings. The subsequent popular airlines are Lufthansa at 33%, Delta at 16%, and British Airways at 12%.

Best airlines flying from St. Louis to Prague

Compare and see reviews for airlines that fly from St. Louis to Prague with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $504	Free Cancellation	Rating 7.4 9,134 reviews	Search United Airlines flights
British Airways	PriceFrom $582	Free Cancellation	Rating 6.7 7,657 reviews	Search British Airways flights
Delta	PriceFrom $642	Free Cancellation	Rating 7.9 8,017 reviews	Search Delta flights
Lufthansa	PriceFrom $684	Free Cancellation	Rating 6.8 7,683 reviews	Search Lufthansa flights

Český Krumlov

Pilsen

Liberec

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

It is quick and easy to find St. Louis to Prague flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Prague that suits you.

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

Yes. All flights to Prague from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for St. Louis to Prague flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from St. Louis to Prague now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Prague and let you know when they change.

An easier way to manage your Prague trip

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Cheap flights from St. Louis to Prague from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Prague departing on 4/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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British Airways flights from St. Louis to Prague

Our best British Airways deals on St. Louis to Prague flight tickets

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

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See travel insights to Prague from

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

Can stopping save me money on St. Louis to Prague flights?

You could potentially save up to 33% on your flight if you consider stops on a St. Louis to Prague flight.

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

British Airways and Aer Lingus are the most popular carriers operating from Lambert-St Louis to Václav Havel Prague

What airlines fly to Prague?

Which airport is the most popular layover for flights between St. Louis and Prague?

Frankfurt am Main (FRA) was the most common stop: 50% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from St. Louis to Prague?

Flights via London (LHR) offer the lowest average round-trip price of $714.

Which layover airport has the shortest travel time from St. Louis to Prague?

Flights connecting via Frankfurt am Main (FRA) have the shortest average one-way travel time: 11h 53m.

Which layover airport has the shortest connection time from St. Louis to Prague?

Frankfurt am Main (FRA) has the shortest average layover time for this route: 2h 37m.

When to book flights from St. Louis to Prague

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

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

Fastest flight time

Direct flights

How far is Lambert-St Louis to Václav Havel Prague by plane?

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

How many operators does momondo search for flights from Lambert-St Louis Airport to Václav Havel Prague Airport?

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

What documentation or ID do you need to fly to Václav Havel Prague Airport?

What is the most popular airline from St. Louis to Prague?

Best airlines flying from St. Louis to Prague

Compare and see reviews for airlines that fly from St. Louis to Prague with momondo

Traveling to a place near Prague?

Why use momondo?

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

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

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

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

An easier way to manage your Prague trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the Czech Republic

Fly your favorite airline to Prague

Airlines are sorted and displayed according to clicks in the past 7 days on momondo