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 38% 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.

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: 3h 20m.

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: 13h 11m.

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

British Airways is the most popular carrier 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: 72% 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.

$305 Cheap Flights from St. Louis to Prague in 2026

Q: What is the typical price of a round-trip flight between St. Louis and Prague?

Prices are currently low for flights on this route. Typical prices usually range from $680 to $714. The lowest price recently found on this route was $495.

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Find the cheapest flights from St. Louis to Prague

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One-way

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Cheap round-trip flights

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11:44 am - 3:45 pm

STL

PRG

21h 01m

2 stops

7:05 am - 11:48 pm

PRG

STL

23h 43m

2 stops

$495British Airways

mié., abr. 29 - vie., may. 8

6:35 pm - 9:20 pm

STL

PRG

19h 45m

2 stops

6:00 am - 1:25 pm

PRG

STL

14h 25m

1 stop

$500United Airlines

mié., abr. 29 - vie., may. 8

6:35 pm - 9:20 pm

STL

PRG

19h 45m

2 stops

6:00 am - 8:05 pm

PRG

STL

21h 05m

2 stops

$503United Airlines

mié., abr. 29 - vie., may. 8

4:05 pm - 11:15 pm

STL

PRG

24h 10m

2 stops

6:00 am - 8:05 pm

PRG

STL

21h 05m

2 stops

$508Multiple Airlines

mié., abr. 29 - vie., may. 8

12:11 pm - 6:45 pm

STL

PRG

23h 34m

2 stops

8:40 am - 7:30 pm

PRG

STL

17h 50m

2 stops

$511Multiple Airlines

mié., abr. 29 - vie., may. 8

4:05 pm - 5:55 pm

STL

PRG

42h 50m

2 stops

6:10 am - 1:25 pm

PRG

STL

14h 15m

1 stop

$516United Airlines

sáb., abr. 11 - mié., abr. 22

4:05 pm - 5:55 pm

STL

PRG

42h 50m

2 stops

2:35 pm - 3:24 pm

PRG

STL

31h 49m

2 stops

$524United Airlines

sáb., abr. 11 - mié., abr. 22

3:30 pm - 9:20 pm

STL

PRG

22h 50m

2 stops

6:00 am - 1:25 pm

PRG

STL

14h 25m

1 stop

$531United Airlines

mié., abr. 29 - vie., may. 8

8:53 am - 5:05 pm

STL

PRG

25h 12m

2 stops

6:50 am - 7:30 pm

PRG

STL

19h 40m

1 stop

$542British Airways

dom., abr. 19 - dom., abr. 26

12:11 pm - 5:05 pm

STL

PRG

21h 54m

2 stops

6:50 am - 7:30 pm

PRG

STL

19h 40m

2 stops

$545British Airways

dom., abr. 19 - dom., abr. 26

British Airways flights from St. Louis to Prague

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

British Airways

Apr 29

STL11:44 amLambert-St Louis

21h 01m

2 stops

PRG3:45 pmVáclav Havel Prague

May 8

PRG7:05 amVáclav Havel Prague

23h 43m

2 stops

STL11:48 pmLambert-St Louis

$495

British Airways

Apr 19

STL8:53 amLambert-St Louis

25h 12m

2 stops

PRG5:05 pmVáclav Havel Prague

Apr 26

PRG6:50 amVáclav Havel Prague

19h 40m

1 stop

STL7:30 pmLambert-St Louis

$542

British Airways

Apr 19

STL12:11 pmLambert-St Louis

21h 54m

2 stops

PRG5:05 pmVáclav Havel Prague

Apr 26

PRG6:50 amVáclav Havel Prague

19h 40m

2 stops

STL7:30 pmLambert-St Louis

$545

United Airlines flights from St. Louis to Prague

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

United Airlines

Apr 29

STL6:35 pmLambert-St Louis

19h 45m

2 stops

PRG9:20 pmVáclav Havel Prague

May 8

PRG6:00 amVáclav Havel Prague

14h 25m

1 stop

STL1:25 pmLambert-St Louis

$500

United Airlines

Apr 29

STL6:35 pmLambert-St Louis

19h 45m

2 stops

PRG9:20 pmVáclav Havel Prague

May 8

PRG6:00 amVáclav Havel Prague

21h 05m

2 stops

STL8:05 pmLambert-St Louis

$503

United Airlines

Apr 11

STL4:05 pmLambert-St Louis

42h 50m

2 stops

PRG5:55 pmVáclav Havel Prague

Apr 22

PRG6:10 amVáclav Havel Prague

14h 15m

1 stop

STL1:25 pmLambert-St Louis

$516

Fly from

Fly to

Route

Depart

Return

Price

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

11:44 am-3:45 pm

2 stops21h 01m

Václav Havel Prague

vie. 5/8

7:05 am-11:48 pm

2 stops23h 43m

$495

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

6:35 pm-9:20 pm

2 stops19h 45m

Václav Havel Prague

vie. 5/8

6:00 am-1:25 pm

1 stop14h 25m

$500

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

6:35 pm-9:20 pm

2 stops19h 45m

Václav Havel Prague

vie. 5/8

6:00 am-8:05 pm

2 stops21h 05m

$503

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

4:05 pm-11:15 pm

2 stops24h 10m

Václav Havel Prague

vie. 5/8

6:00 am-8:05 pm

2 stops21h 05m

$508

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

12:11 pm-6:45 pm

2 stops23h 34m

Václav Havel Prague

vie. 5/8

8:40 am-7:30 pm

2 stops17h 50m

$511

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

sáb. 4/11

4:05 pm-5:55 pm

2 stops42h 50m

Václav Havel Prague

mié. 4/22

6:10 am-1:25 pm

1 stop14h 15m

$516

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

sáb. 4/11

4:05 pm-5:55 pm

2 stops42h 50m

Václav Havel Prague

mié. 4/22

2:35 pm-3:24 pm

2 stops31h 49m

$524

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

mié. 4/29

3:30 pm-9:20 pm

2 stops22h 50m

Václav Havel Prague

vie. 5/8

6:00 am-1:25 pm

1 stop14h 25m

$531

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

dom. 4/19

8:53 am-5:05 pm

2 stops25h 12m

Václav Havel Prague

dom. 4/26

6:50 am-7:30 pm

1 stop19h 40m

$542

St. LouisPrague

STL - PRG

STLPRG

Lambert-St Louis

dom. 4/19

12:11 pm-5:05 pm

2 stops21h 54m

Václav Havel Prague

dom. 4/26

6:50 am-7:30 pm

2 stops19h 40m

$545

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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

What is the typical price of a round-trip flight between St. Louis and Prague?

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

You could potentially save up to 22% 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 Lufthansa, representing 38% of all bookings. The subsequent popular airlines are United Airlines at 36%, Delta at 14%, and British Airways at 11%.

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 9,205 reviews	Search United Airlines flights
Lufthansa	PriceFrom $572	Free Cancellation	Rating 6.8 7,748 reviews	Search Lufthansa flights
British Airways	PriceFrom $582	Free Cancellation	Rating 6.7 7,702 reviews	Search British Airways flights
Delta	PriceFrom $642	Free Cancellation	Rating 7.9 8,119 reviews	Search Delta 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 $305

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 5/3. 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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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 United Airlines 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

What is the typical price of a round-trip flight between St. Louis and Prague?

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

You could potentially save up to 22% 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 is the most popular carrier 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: 72% 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: 13h 11m.

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: 3h 20m.

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