STL - PRG

$674 Find Cheap Flights from St. Louis to Prague - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$674
Typical prices: $728-$1,074
Multiple Airlines
Sun 10/28Fri 11/2
STL - PRG • 2 stops
Cheapest one-way
$900
Typical prices: $489-$647
Lufthansa
Tue 2/20
STL - PRG • 2 stops
Nonstop flights
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
Cheapest • 30% price drop
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Cheapest • Avg $714 (round-trip)
Shortest trip • 13h 32m (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, Oct 28 - Mon, Nov 2
Multiple Airlines Logo
10:12 am - 6:50 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
26h 38m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
7:35 pm - 11:33 pmPRG  Václav Havel Prague-STL Lambert-St Louis
34h 58m2 stops Helsinki-Vantaa Dallas/Fort Worth
$674Multiple Airlines
Wed, Nov 18 - Wed, Dec 2
Multiple Airlines Logo
7:24 am - 6:50 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
28h 26m2 stops Dallas/Fort Worth Helsinki-Vantaa
Multiple Airlines Logo
7:35 pm - 9:47 pmPRG  Václav Havel Prague-STL Lambert-St Louis
33h 12m2 stops Helsinki-Vantaa Miami
$674Multiple Airlines
Wed, Nov 11 - Sun, Nov 15
Lufthansa Logo
6:50 pm - 4:05 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
14h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Lufthansa Logo
7:05 am - 1:45 pmPRG  Václav Havel Prague-STL Lambert-St Louis
13h 40m1 stop Frankfurt am Main
$707Lufthansa
Wed, Nov 11 - Sun, Nov 15
British Airways Logo
1:20 pm - 5:20 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
21h 00m2 stops Chicago O'Hare Intl London Heathrow
British Airways Logo
11:10 am - 11:55 pmPRG  Václav Havel Prague-STL Lambert-St Louis
19h 45m2 stops London Heathrow Chicago O'Hare Intl
$707British Airways
Wed, Oct 28 - Mon, Nov 2
Lufthansa Logo
4:40 pm - 9:40 amSTL  Lambert-St Louis-PRG Václav Havel Prague
11h 00m1 stop Frankfurt am Main
Lufthansa Logo
4:45 pm - 9:40 pmPRG  Václav Havel Prague-STL Lambert-St Louis
35h 55m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$711Lufthansa
Wed, Nov 18 - Wed, Dec 2
United Airlines Logo
3:40 pm - 10:45 amSTL  Lambert-St Louis-PRG Václav Havel Prague
12h 05m1 stop Frankfurt am Main
United Airlines Logo
1:45 pm - 4:24 pmPRG  Václav Havel Prague-STL Lambert-St Louis
33h 39m2 stops Munich Franz Josef Strauss Newark
$721United Airlines
Wed, Nov 11 - Sun, Nov 15
Lufthansa Logo
3:40 pm - 9:40 amSTL  Lambert-St Louis-PRG Václav Havel Prague
11h 00m1 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
$723Lufthansa
Sat, Nov 7 - Sat, Nov 14
United Airlines Logo
6:50 pm - 1:05 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
35h 15m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
United Airlines Logo
1:45 pm - 10:26 pmPRG  Václav Havel Prague-STL Lambert-St Louis
39h 41m2 stops Munich Franz Josef Strauss Houston George Bush Intcntl
$756United Airlines
Wed, Nov 11 - Wed, Nov 18
Delta Logo
6:00 am - 9:05 amSTL  Lambert-St Louis-PRG Václav Havel Prague
20h 05m2 stops Atlanta Hartsfield-Jackson Paris Charles de Gaulle
Delta Logo
6:00 am - 9:42 pmPRG  Václav Havel Prague-STL Lambert-St Louis
22h 42m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson
$840Delta
Tue, Nov 10 - Tue, Nov 17
Delta Logo
2:21 pm - 5:05 pmSTL  Lambert-St Louis-PRG Václav Havel Prague
19h 44m2 stops Detroit Metropolitan Wayne County Paris Charles de Gaulle
Delta Logo
6:00 am - 8:29 pmPRG  Václav Havel Prague-STL Lambert-St Louis
21h 29m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
$840Delta
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.

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, Thursday is the cheapest day of the week to fly from St. Louis to Prague. It’s 18% cheaper than the average day, while Monday is the most expensive, with prices 27% higher.

Key details for St. Louis to Prague flights

Low season

January

Cheapest flight

$674
Round-trip 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?

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

    • Economy Class
    • Premium Economy Class
    • Business Class
    • First Class

    Prices vary by airline.

  • 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 $728 to $1,074, with an average of $937 over the past 12 months. Anything below $728 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 $6,555, which is 1,111% 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 $8 for economy cars. Top options include:

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

  • 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) - 66% of one-stop connections
    • Philadelphia (PHL) - 16% 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 36% on flights from St. Louis to Prague. Thursday is the cheapest departure day at $771 round-trip on average, while Monday is the most expensive at $1,193, a difference of $422.

    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 32m, compared with 14h 04m via Toronto Pearson Intl (YYZ) and 14h 06m 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 Thursday departure and avoid flying on Monday. On this route, Thursday flights average $771, about $422 less than Monday fares (35% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Prague trip for February. Fares historically average $655 round-trip in that month - typically $538 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