Cheap flights from St. Louis (STL) to Prague (PRG)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

The best prices from Lambert-St Louis to Václav Havel Prague are usually found in January or February, booked 0 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

How to find the cheapest flight from
St. Louis (STL) to Prague (PRG)

All the information you need to plan the best STL to PRG flight in 2022: compare St. Louis to Prague flight prices with the expected peak season, weather and rainfall in Prague.
STL - PRG
Price
$821 - $1,304
PRG
Temperature
30.2 - 62.6 °F
PRG
Rainfall
0.4 - 2.4 inches

Popular in

December

High demand for flights, 26% potential price rise

Cheapest in

January

Best time to find cheap flights, 15% potential price drop

Average price

$952

Average for round-trip flights in May 2022

Round-trip from

$821

From Lambert-St Louis to Václav Havel Prague

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from St. Louis to Prague (STL - PRG)?

One of the essential ways to save on airfare from St. Louis to Prague is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 11% on airfare.

What is the cheapest day to fly round-trip from St. Louis to Prague?

Leaving on a Monday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 23% on the overall cost on flights from St. Louis to Prague.

Cheap flights from St. Louis to Prague in May, June 2022

The best prices found for STL to PRG flights for May, June
28 Jun - 21 Jul
$982pp
STL
Lambert-St Louis
American Airlines
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
American Airlines
   
2 STOPS
STL
Lambert-St Louis
26 Jun - 25 Jul
$1,136pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
15 Jun - 7 Jul
$1,147pp
STL
Lambert-St Louis
KLM
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
KLM
   
2 STOPS
STL
Lambert-St Louis

Lambert-St Louis to Prague 2022 flight deals

Cheap flights to Prague from St. Louis found for this year
23 Oct - 6 Nov
$771pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
Finnair
   
2 STOPS
STL
Lambert-St Louis
23 Oct - 6 Nov
$804pp
STL
Lambert-St Louis
Lufthansa
 
1 STOP
PRG
Václav Havel Prague
PRG
Václav Havel Prague
Lufthansa
 
1 STOP
STL
Lambert-St Louis
23 Oct - 6 Nov
$805pp
STL
Lambert-St Louis
United Airlines
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
United Airlines
 
1 STOP
STL
Lambert-St Louis

Last minute flights from St. Louis to Prague

Late deals on round-trip flights to Prague from St. Louis, departing today and this week
25 May - 29 May
$1,898pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
PRG
Václav Havel Prague
PRG
Václav Havel Prague
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

One-way flights to Václav Havel Prague from St. Louis

The cheapest one-way flights from St. Louis to Prague
11:45 am - 4:40 am
Air Canada
2 Stops
57h 55m
STL - PRG
Air Canada
$856
Air Canada
2:10 am - 4:00 pm
British Airways
2 Stops
30h 50m
STL - PRG
British Airways
$980
Travelgenio
8:30 am - 12:20 pm
United Airlines
2 Stops
20h 50m
STL - PRG
United Airlines
$1,047
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Prague</span> flights.

Flight FAQs

From St. Louis to Prague

Which airlines flying from Lambert-St Louis to Václav Havel Prague have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Lambert-St Louis to Václav Havel Prague that may be offering flexible cancellation policies are United Airlines, Lufthansa, and Delta. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St. Louis to Prague for under $800 on Cheapflights?

Yes, there are multiple flights from St. Louis to Prague for under $800. The cheapest flight booked recently is on Multiple Airlines for just $771, but on average you can expect to pay $875.

Are there last-minute flights available from St. Louis to Prague for under $1,900?

There are currently 1+ open flights from St. Louis to Prague within the next 7 days for less than $1,900.

What are the cheapest airlines flying from St. Louis to Prague round-trip?

According to our current data, Lufthansa ($804), United Airlines ($805), and Finnair ($829) offers the cheapest pricing from St. Louis to Prague. Lufthansa is priced at 16% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from St. Louis to Prague one-way?

For one-way options, check prices for Air Canada. According to our data, you can fly for as low as $856. Users have also found prices from $980 and $1,047 on British Airways and United Airlines, respectively.

What are the most popular airlines that fly from St. Louis to Prague?

Before booking your flight from St. Louis to Prague check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

What are the cheapest flights from St. Louis to Prague?

Looking at all options, your cheapest flight can be booked for $471. While the most popular route (Lambert-St Louis - Václav Havel Prague) can be booked for $771 on average our data indicates $1,510 when flying from St. Louis to Prague.

COVID Restrictions

View COVID Travel Restrictions for Prague, Czech Republic

Do I need a COVID test to fly to Prague from St. Louis?

Information is based on travel restrictions from Lambert-St Louis to Václav Havel Prague

Most visitors from Lambert-St Louis can enter Václav Havel Prague without restrictions.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Václav Havel Prague.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Václav Havel Prague.

Do I need a test to fly back to St. Louis from Prague?

Returning to Lambert-St Louis from Václav Havel Prague

COVID-19 testing requirements
Visitors from Václav Havel Prague must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 1 day for RT-PCR (NAAT) and 1 day for Antigen (quick-test) before departing to Lambert-St Louis.

Quarantine requirements
Visitors from Václav Havel Prague are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Prague, Czech Republic

Alternative routes for St. Louis to Prague

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Prague

Things to know before you go - useful duration and weather info for your trip from St. Louis to Prague.
Today's exchange rate
$1 = 23.49 Kč
Average temperature for May in Prague
68.0 °F
Avg rainfall for May in Prague
2.0 ″

Airports servicing St. Louis

Airports servicing Prague

Top 6 airlines flying from Lambert-St Louis to Václav Havel Prague

The chart below displays the airlines Cheapflights users traveling from St. Louis to Prague choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
British Airways
$383 $664 No cancel fee 70%
American Airlines
$545 $761 No cancel fee 71%
KLM
$559 $1,039 No cancel fee 75%
United Airlines
$567 $1,051 No cancel fee 69%
Delta
$635 $1,104 No cancel fee N/A
Lufthansa
$869 $1,230 No cancel fee 76%
Home Europe Czech Republic Prague Cheap flights from St. Louis to Prague