What airlines fly to Prague?

Lufthansa, United Airlines and Delta are the top three most popular airlines that fly to Prague from St. Louis according to our data. Lufthansa is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Prague. Keep in mind that there are 5 different airlines that fly to Prague on a routine basis, so you have a few additional options to choose from.

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

British Airways, Scandinavian Airlines, and Air France are the most popular carriers operating from Lambert-St Louis to Václav Havel Prague

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 5 as of July 2025.

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.

$324 Cheap Flights from St. Louis to Prague in 2025

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Find the cheapest flights from St. Louis to Prague

Round-trip

One-way

Last minute

Cheap round-trip flights

1:30 pm - 5:55 pmSTL-PRG

21h 25m2 stops

6:00 am - 8:00 pmPRG-STL

21h 00m2 stops

$659

Find Deal

Wed, Aug 20 - Wed, Aug 27

7:53 pm - 8:45 pmSTL-PRG

17h 52m2 stops

8:10 am - 6:36 pmPRG-STL

17h 26m2 stops

$664British Airways

Find Deal

Wed, Oct 15 - Wed, Oct 22

5:18 pm - 1:55 pmSTL-PRG

14h 37m2 stops

7:20 am - 2:55 pmPRG-STL

13h 35m1 stop

$665United Airlines

Find Deal

Mon, Oct 27 - Sun, Nov 2

3:30 pm - 9:40 amSTL-PRG

11h 10m1 stop

6:00 am - 1:30 pmPRG-STL

14h 30m1 stop

$676Lufthansa

Find Deal

Wed, Oct 15 - Wed, Oct 22

1:30 pm - 10:55 amSTL-PRG

14h 25m2 stops

6:00 am - 1:30 pmPRG-STL

14h 30m1 stop

$677United Airlines

Find Deal

Wed, Oct 15 - Wed, Oct 22

3:30 pm - 9:40 amSTL-PRG

11h 10m1 stop

6:00 am - 1:30 pmPRG-STL

14h 30m1 stop

$933Lufthansa

Find Deal

Wed, Aug 20 - Wed, Aug 27

1:10 pm - 10:25 pmSTL-PRG

26h 15m3 stops

6:50 am - 6:59 pmPRG-STL

19h 09m2 stops

$1,227Brussels Airlines

Find Deal

Tue, Sep 9 - Sat, Sep 20

4:05 pm - 6:15 pmSTL-PRG

20h 10m2 stops

7:20 am - 8:25 pmPRG-STL

19h 05m3 stops

$1,309Air Canada

Find Deal

Mon, Oct 27 - Sun, Nov 2

1:10 pm - 10:25 pmSTL-PRG

26h 15m3 stops

11:50 am - 6:59 pmPRG-STL

38h 09m3 stops

$1,508Brussels Airlines

Find Deal

Tue, Sep 9 - Sat, Sep 20

4:05 pm - 1:55 pmSTL-PRG

14h 50m2 stops

7:40 am - 7:25 pmPRG-STL

18h 45m3 stops

$4,892Air Canada

Find Deal

Wed, Dec 3 - Fri, Dec 12

Lufthansa flights from St. Louis to Prague

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

Lufthansa

Oct 15

STL3:30 pmLambert-St Louis

11h 10m

1 stop

PRG9:40 amVáclav Havel Prague

Oct 22

PRG6:00 amVáclav Havel Prague

14h 30m

1 stop

STL1:30 pmLambert-St Louis

$676

Find similar

Lufthansa

Aug 20

STL3:30 pmLambert-St Louis

11h 10m

1 stop

PRG9:40 amVáclav Havel Prague

Aug 27

PRG6:00 amVáclav Havel Prague

14h 30m

1 stop

STL1:30 pmLambert-St Louis

$933

Find similar

Lufthansa

Aug 20

STL3:30 pmLambert-St Louis

15h 10m

1 stop

PRG1:40 pmVáclav Havel Prague

Aug 27

PRG6:00 amVáclav Havel Prague

14h 30m

1 stop

STL1:30 pmLambert-St Louis

$989

Find similar

British Airways flights from St. Louis to Prague

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

British Airways

Oct 15

STL7:53 pmLambert-St Louis

17h 52m

2 stops

PRG8:45 pmVáclav Havel Prague

Oct 22

PRG8:10 amVáclav Havel Prague

17h 26m

2 stops

STL6:36 pmLambert-St Louis

$664

Find similar

British Airways

Oct 27

STL7:54 pmLambert-St Louis

18h 41m

2 stops

PRG8:35 pmVáclav Havel Prague

Nov 2

PRG5:55 amVáclav Havel Prague

20h 05m

2 stops

STL8:00 pmLambert-St Louis

$670

Find similar

British Airways

Jul 14

STL8:01 pmLambert-St Louis

13h 59m

2 stops

PRG5:00 pmVáclav Havel Prague

Jul 20

PRG9:20 pmVáclav Havel Prague

29h 59m

2 stops

STL8:19 pmLambert-St Louis

$850

Find similar

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

What is the cheapest month to fly to Prague?

In general, March is the cheapest month to fly from St. Louis to Prague. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $659. If you are unable to visit Prague during the month of March, then departing from St. Louis during the month January is also very affordable. Most momondo users find prices during this month for around $683.

What is the cheapest day to depart on your flight to Prague?

The cheapest day to depart from St. Louis to Prague is on a Thursday. Travelers who choose to depart for Prague on a Thursday will often find tickets for as low as $983. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Prague for around $1,216.

What is the cheapest time of day to depart on your flight to Prague?

According to our data, the cheapest time of day to fly to Prague is in the morning. momondo users have found flights departing from St. Louis to Prague in the morning for as low as $1,013. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $1,216. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Best Price Found	$324
Fastest flight time	11h 10m
Direct flights	None
Airports in Prague	1 airport

The best one-way flight to Prague from St. Louis in the past 72 hours is $324. The best round-trip flight deal from St. Louis to Prague found on momondo in the last 72 hours is $659.

The fastest flight from St. Louis to Prague takes 11h 10m

There are no direct flights from St. Louis to Prague. Popular non-direct route for this connection is Lambert-St Louis Airport - Václav Havel Prague Airport.

There is 1 airport near Prague: Václav Havel Prague (PRG)

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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 10m, 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 5 as of July 2025.
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 Lufthansa, representing 33% of all bookings. The subsequent popular airlines are United Airlines at 28%, Delta at 21%, and KLM at 10%.

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
Delta	PriceFrom $642	Free Cancellation	Rating 8.0 7,952 reviews	Search Delta flights
Lufthansa	PriceFrom $683	Free Cancellation	Rating 6.8 7,199 reviews	Search Lufthansa flights
KLM	PriceFrom $708	Free Cancellation	Rating 7.8 1,372 reviews	Search KLM flights
United Airlines	PriceFrom $723	Free Cancellation	Rating 7.4 8,846 reviews	Search United Airlines flights
Air Canada	PriceFrom $745	Free Cancellation	Rating 7.1 9,692 reviews	Search Air Canada 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.

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Cheap flights from St. Louis to Prague from $324

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 8/31. 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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Lufthansa flights from St. Louis to Prague

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

British Airways flights from St. Louis to Prague

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

See travel insights to Prague from

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

What is the cheapest month to fly to Prague?

What is the cheapest day to depart on your flight to Prague?

What is the cheapest time of day to depart on your flight to Prague?

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

British Airways, Scandinavian Airlines, and Air France are the most popular carriers operating from Lambert-St Louis to Václav Havel Prague

What airlines fly to Prague?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Prague

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