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STL - PRG

$438 Find Cheap Flights from St. Louis to Prague - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$775
Typical prices: $770-$1,103
British Airways
Sat 3/10Thu 3/22
STL - PRG • 2 stops
Cheapest one-way
$438
Typical prices: $511-$782
Multiple Airlines
Wed 11/7
STL - PRG • 2 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Prague. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 25% price drop
May
Most popular
Good to know
+1
Good to know
+1
Top layover airports
London Heathrow (LHR)
Cheapest • Avg $714 (round-trip)
Frankfurt am Main (FRA)
Shortest trip • 13h 22m (one-way)
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Insights
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Flight Deals

Cheap Flights from St. Louis to Prague (STL-PRG)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Prague

Wed, Mar 10 - Mon, Mar 22
British Airways Logo
11:56 am - 1:25 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
18h 29m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
7:00 pm - 10:09 pmPRG  Václav Havel Prague-STL Lambert-St Louis
33h 09m2 stops London Heathrow Chicago O'Hare Intl
$775British Airways
Wed, Dec 9 - Fri, Dec 18
Scandinavian Airlines Logo
12:36 pm - 6:40 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
23h 04m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
Scandinavian Airlines Logo
10:25 am - 9:38 pmPRG  Václav Havel Prague-STL Lambert-St Louis
18h 13m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
$800Scandinavian Airlines
Thu, Apr 1 - Thu, Apr 15
British Airways Logo
9:25 pm - 11:20 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
18h 55m1 stop London Heathrow
British Airways Logo
9:35 pm - 7:30 pmPRG  Václav Havel Prague-STL Lambert-St Louis
28h 55m1 stop London Heathrow
$812British Airways
Thu, Apr 1 - Thu, Apr 15
Delta Logo
5:45 pm - 7:35 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
18h 50m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Delta Logo
11:00 am - 8:12 amPRG  Václav Havel Prague-STL Lambert-St Louis
28h 12m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$818Delta
Sat, Feb 27 - Sun, Mar 14
United Airlines Logo
3:00 pm - 10:40 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
48h 40m2 stops Denver Intl Munich Franz Josef Strauss
United Airlines Logo
7:05 am - 1:45 pmPRG  Václav Havel Prague-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
$824United Airlines
Sat, Feb 27 - Sun, Mar 14
United Airlines Logo
3:00 pm - 10:40 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
48h 40m2 stops Denver Intl Munich Franz Josef Strauss
United Airlines Logo
7:05 am - 1:45 pmPRG  Václav Havel Prague-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
$824United Airlines
Wed, Nov 18 - Wed, Dec 2
Lufthansa Logo
3:40 pm - 2:00 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
15h 20m1 stop Frankfurt am Main
Lufthansa Logo
7:05 am - 1:45 pmPRG  Václav Havel Prague-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
$903Lufthansa
Wed, Nov 18 - Wed, Dec 2
Lufthansa Logo
3:40 pm - 2:00 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
15h 20m1 stop Frankfurt am Main
Lufthansa Logo
7:05 am - 1:45 pmPRG  Václav Havel Prague-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
$910Lufthansa
Wed, Oct 28 - Mon, Nov 2
Delta Logo
10:14 am - 11:10 amSTL  Lambert-St Louis-PRG Václav Havel Prague
18h 56m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
2:30 pm - 3:37 pmPRG  Václav Havel Prague-STL Lambert-St Louis
32h 07m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$960Delta
Tue, Dec 22 - Thu, Dec 31
Delta Logo
5:21 pm - 5:05 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
16h 44m2 stops New York LaGuardia Paris Charles de Gaulle
Delta Logo
6:00 am - 1:15 pmPRG  Václav Havel Prague-STL Lambert-St Louis
38h 15m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$980Delta
Booking Insights

Price, demand and travel trends for St. Louis to Prague flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from St. Louis to Prague?

Round-trip flights from St. Louis to Prague typically range from $770 to $1,103. The lowest price found in the past 5 days was $775, on British Airways.

What's the cheapest day of the week to fly from St. Louis to Prague?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from St. Louis to Prague. It’s 12% cheaper than the average day, while Monday is the most expensive, with prices 24% higher.

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Key details for St. Louis to Prague flights

Low season

January

Cheapest flight

$438
One-way flight from St. Louis to Prague

When to book flights from St. Louis to Prague

Are your dates flexible? Find out the best times to travel from St. Louis to Prague based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your St. Louis to Prague flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from St. Louis to Prague?

    Three cabin classes are available on flights from St. Louis to Prague:

    • Economy Class
    • Premium Economy Class
    • Business Class

  • How long is a flight from St. Louis to Prague?

    A nonstop flight from St. Louis to Prague takes 00m, covering 4,783 miles.

  • Do I need a passport to fly from St. Louis to Prague?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a St. Louis to Prague flight?

    Round-trip flights from St. Louis to Prague range from $770 to $1,103, with an average of $955 over the past 12 months. Anything below $770 counts as a good deal.

  • How are flight prices from St. Louis to Prague looking right now?

    One-way fares from St. Louis to Prague are currently higher than usual. Average one-way flight prices are about $3,126, which is 451% above the typical average for this route.

  • What car rental options are available at Václav Havel Prague Airport (PRG)?

    Václav Havel Prague Airport (PRG) hosts 5 major car rental companies, with daily rates starting from around $6 for economy cars. Top options include:

    • NU Car
    • Rent Plus
    • Alamo
    • CarWiz
    • Budget

  • Which airports can I use when flying from St. Louis to Prague?

    Flights from St. Louis to Prague usually depart from Lambert-St Louis (STL) and arrive at Václav Havel Prague (PRG).

  • Which airports do connecting flights from St. Louis to Prague pass through?

    One-stop flights from St. Louis to Prague most commonly connect through:

    • Frankfurt am Main (FRA) - 65% of one-stop connections
    • Philadelphia (PHL) - 18% of one-stop connections
    • Toronto Pearson Intl (YYZ) - 10% of one-stop connections
    • London Heathrow (LHR) - 8% of one-stop connections

  • Can I save money by using flexible dates for flights from St. Louis to Prague?

    Yes. Flexible dates can save you up to 30% on flights from St. Louis to Prague. Wednesday is the cheapest departure day at $842 round-trip on average, while Monday is the most expensive at $1,189, a difference of $347.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from St. Louis to Prague?

    Flying via Frankfurt am Main (FRA) gives the shortest average 1-stop total travel time at 13h 22m, compared with 14h 04m via Toronto Pearson Intl (YYZ) and 14h 11m via Philadelphia (PHL).

  • What is the time difference between St. Louis and Prague?

    Prague is 7 hours ahead of St. Louis (Central European Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Prague?

    Some of the most popular sights in Prague are Pražský orloj, Charles Bridge and O2 Arena. These are among the most viewed places in Prague on KAYAK.

Your guide to booking St. Louis to Prague flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $842, about $347 less than Monday fares (29% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Prague trip for April. Fares historically average $719 round-trip in that month - typically $474 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Václav Havel Prague Airport.

    • Courtyard by Marriott Prague Airport
    • Ramada by Wyndham Airport Prague
    • Holiday Inn Prague Airport By IHG

More options for your flight from St. Louis to Prague

Complete your trip to Prague with a hotel stay or car rental

Car rentals in Prague
Hotels in Prague
Vacations in Prague