STL - ZAG

$544 Find Cheap Flights from St. Louis to Zagreb - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$643
Typical prices: $912-$1,262
Lufthansa, Austrian Airlines
Sat 11/3Sat 11/17
STL - ZAG • 2 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Zagreb. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
26 weeks
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 30% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 30% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Frankfurt am Main (FRA)
Cheapest • Avg $1,087 (round-trip)
London Heathrow (LHR)
Shortest trip • 14h 35m (one-way)
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Insights
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Booking Insights
Flight Deals

Cheap Flights from St. Louis to Zagreb (STL-ZAG)

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

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

Tue, Nov 3 - Tue, Nov 17
Multiple Airlines Logo
6:50 pm - 3:55 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
14h 05m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss
Multiple Airlines Logo
11:00 am - 9:52 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
41h 52m2 stops Vienna Intl Newark
$643Multiple Airlines
Wed, Oct 28 - Wed, Nov 4
Multiple Airlines Logo
4:05 pm - 12:35 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
14h 30m2 stops Toronto Pearson Intl Munich Franz Josef Strauss
Multiple Airlines Logo
6:00 am - 1:45 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
14h 45m1 stop Frankfurt am Main
$650Multiple Airlines
Wed, Oct 28 - Wed, Nov 4
Lufthansa Logo
1:00 pm - 3:55 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
20h 55m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Lufthansa Logo
1:20 pm - 11:24 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
17h 04m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$656Lufthansa
Wed, Dec 2 - Wed, Dec 16
Multiple Airlines Logo
8:30 am - 12:35 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
21h 05m2 stops Houston George Bush Intcntl Munich Franz Josef Strauss
Multiple Airlines Logo
6:00 am - 4:24 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
17h 24m2 stops Frankfurt am Main Chicago O'Hare Intl
$680Multiple Airlines
Wed, Dec 2 - Wed, Dec 16
Multiple Airlines Logo
4:05 pm - 10:15 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
23h 10m2 stops Toronto Pearson Intl Frankfurt am Main
Multiple Airlines Logo
6:00 am - 1:45 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
14h 45m1 stop Frankfurt am Main
$701Multiple Airlines
Fri, Jan 8 - Fri, Jan 22
Lufthansa Logo
7:00 pm - 10:15 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
20h 15m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:00 am - 1:45 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
14h 45m1 stop Frankfurt am Main
$709Lufthansa
Fri, Jan 8 - Fri, Jan 22
Lufthansa Logo
7:00 pm - 10:15 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
20h 15m2 stops Chicago O'Hare Intl Frankfurt am Main
Lufthansa Logo
6:00 am - 9:47 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
22h 47m2 stops Frankfurt am Main Chicago O'Hare Intl
$714Lufthansa
Sat, Mar 6 - Sat, Mar 27
United Airlines Logo
4:30 pm - 10:15 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
46h 45m2 stops Denver Intl Frankfurt am Main
United Airlines Logo
6:00 am - 12:20 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
36h 20m2 stops Frankfurt am Main Chicago O'Hare Intl
$732United Airlines
Fri, Oct 16 - Sun, Nov 1
United Airlines Logo
8:00 am - 2:00 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
23h 00m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
6:00 am - 12:24 amZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
24h 24m2 stops Frankfurt am Main Chicago O'Hare Intl
$751United Airlines
Fri, Oct 9 - Sat, Oct 24
United Airlines Logo
1:29 pm - 2:00 pmSTL  Lambert-St Louis-ZAG Zagreb Franjo Tuđman
17h 31m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
5:45 am - 3:26 pmZAG  Zagreb Franjo Tuđman-STL Lambert-St Louis
40h 41m2 stops Frankfurt am Main Toronto Pearson Intl
$801United Airlines
Booking Insights

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

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

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

Monday is the cheapest day of the week to fly from St. Louis to Zagreb, it is 2% cheaper than the average day. Thursday is the most expensive day with flight prices 7% higher than average. Based on deals found by KAYAK users in the last 12 months.

When are prices from St. Louis to Zagreb the cheapest?

Flights from St. Louis to Zagreb are cheapest 26 weeks before departure. Booking in this window typically costs about 30% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for St. Louis to Zagreb flights

Low season

February
Most popular time to fly with an average 6% increase in price.

When to book flights from St. Louis to Zagreb

Are your dates flexible? Find out the best times to travel from St. Louis to Zagreb 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 Zagreb flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

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

    Flights from St. Louis to Zagreb usually depart from Lambert-St Louis (STL) and arrive at Zagreb Franjo Tuđman (ZAG).

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

    Two cabin classes are available on flights from St. Louis to Zagreb:

    • Economy Class
    • Premium Economy Class

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

    Connecting flights from St. Louis to Zagreb most commonly pass through:

    • Frankfurt am Main (FRA) - 99% of one-stop connections
    • London Heathrow (LHR) - 1% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 9% on the St. Louis to Zagreb route. Monday is the cheapest departure day at $1,089 round-trip on average, while Thursday is the most expensive at $1,191, a difference of $102. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Zagreb?

    Some of the most popular sights in Zagreb are Zagreb City Centre, Arena Zagreb and Ban Jelacic Square. These are among the most viewed places in Zagreb on KAYAK.

  • How expensive are last-minute St. Louis to Zagreb flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 17% above the route average of $1,106. Book 26 weeks before departure for the lowest fares.

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

    A nonstop flight from St. Louis to Zagreb takes 0h 00m, covering 5,032 miles.

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

    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 time can I save by choosing a different layover airport from St. Louis to Zagreb?

    Flying via London Heathrow (LHR) gives the shortest average 1-stop total travel time at 14h 35m, compared with 14h 39m via Frankfurt am Main (FRA).

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

    Zagreb 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 car rental options are available at Zagreb Franjo Tuđman Airport (ZAG)?

    Zagreb Franjo Tuđman Airport (ZAG) hosts 5 major car rental companies, with daily rates starting from around $2 for economy cars. Top options include:
    • GREEN MOTION
    • Alamo
    • Sixt
    • Street Rent a Car
    • Avis

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

    Round-trip flights from St. Louis to Zagreb range from $912 to $1,262, with an average of $1,106 over the past 12 months. Anything below $912 counts as a good deal.

Your guide to booking St. Louis to Zagreb flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Monday departure instead of Thursday. On this route, Monday flights average $1,089 - about $102 less than Thursday (9% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 30% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your St. Louis to Zagreb trip for October. Fares historically average $775 round-trip in that month - typically $505 less than the most expensive month, which is May (based on the last 12 months).

More options for your flight from St. Louis to Zagreb

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

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