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Zagreb

$323+ Cheap flights from St. Louis (STL) to Zagreb (ZAG)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ZAG
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Lambert-St Louis to Zagreb Franjo Tuđman are usually found in November or March, booked 22 days in advance, depart on a Monday or Sunday and return on a Tuesday

Cheap flight deals from St. Louis to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Zagreb (ZAG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$903
(Lufthansa)

One-way from

$323
(Kiwi.com)

Popular in

May

Cheapest in

November

Average price

$1,223
From Lambert-St Louis to Zagreb Franjo Tuđman
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One-way flight from Lambert-St Louis to Zagreb Franjo Tuđman
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Highest demand for flights based on searches. 16% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from St. Louis to Zagreb

Cheapest flights from St. Louis to Zagreb
Explore the most affordable flight options available from St. Louis to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/203:30 pmSTL - ZAG
1 stop25h 05mLufthansa
Wed 8/276:15 amZAG - STL
1 stop14h 15mLufthansa
Deal found 6/11$903
This Air Canada deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/29:15 amSTL - ZAG
2 stops22h 00mAir Canada
Sat 10/116:00 amZAG - STL
2 stops20h 38mAir Canada
Deal found 6/11$912
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/212:25 pmSTL - ZAG
2 stops18h 50mUnited Airlines
Mon 10/136:05 amZAG - STL
2 stops16h 39mUnited Airlines
Deal found 6/11$913
This Justfly.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:25 pmSTL - ZAG
2 stops15h 20mMultiple Airlines
Sun 10/126:00 amZAG - STL
2 stops20h 57mMultiple Airlines
Deal found 6/11$925
This oojo deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/48:00 amSTL - ZAG
2 stops22h 05mTurkish Airlines
Sun 8/172:40 amZAG - STL
2 stops27h 05mTurkish Airlines
Deal found 6/10$1,364
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:00 pmSTL - ZAG
2 stops19h 55mAmerican Airlines
Fri 10/171:40 pmZAG - STL
3 stops26h 17mAmerican Airlines
Deal found 6/12$1,403
This AranGrant deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1211:24 amSTL - ZAG
2 stops16h 21mAustrian Airlines
Wed 10/811:20 amZAG - STL
2 stops39h 27mAustrian Airlines
Deal found 6/11$1,668
This British Airways deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/117:59 pmSTL - ZAG
2 stops33h 06mBritish Airways
Mon 10/62:40 pmZAG - STL
2 stops35h 28mBritish Airways
Deal found 6/11$3,731

Cheapflights Fare Finder

Customize your flight search to find flights from St. Louis to Zagreb that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from St. Louis to Zagreb that are best for you.

Fly from

St. Louis

Fly to

Zagreb

Route

Depart

Return

Price

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Wed 8/20

3:30 pm-11:35 pm

1 stop25h 05m

Zagreb Franjo Tuđman

Wed 8/27

6:15 am-1:30 pm

1 stop14h 15m

$903

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Thu 10/2

9:15 am-2:15 pm

2 stops22h 00m

Zagreb Franjo Tuđman

Sat 10/11

6:00 am-7:38 pm

2 stops20h 38m

$912

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Thu 10/2

12:25 pm-2:15 pm

2 stops18h 50m

Zagreb Franjo Tuđman

Mon 10/13

6:05 am-3:44 pm

2 stops16h 39m

$913

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Fri 10/3

12:25 pm-10:45 am

2 stops15h 20m

Zagreb Franjo Tuđman

Mon 10/13

6:05 am-7:57 pm

2 stops20h 52m

$925

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Mon 8/4

8:00 am-1:05 pm

2 stops22h 05m

Zagreb Franjo Tuđman

Sun 8/17

2:40 am-10:45 pm

2 stops27h 05m

$1,364

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Fri 10/3

5:00 pm-7:55 pm

2 stops19h 55m

Zagreb Franjo Tuđman

Fri 10/17

1:40 pm-8:57 am

3 stops26h 17m

$1,403

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Tue 8/12

11:24 am-10:45 am

2 stops16h 21m

Zagreb Franjo Tuđman

Wed 10/8

11:20 am-7:47 pm

2 stops39h 27m

$1,668

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Mon 8/11

7:59 pm-12:05 pm

2 stops33h 06m

Zagreb Franjo Tuđman

Mon 10/6

2:40 pm-7:08 pm

2 stops35h 28m

$3,731

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Sun 10/5

8:44 am-8:35 pm

3 stops28h 51m

$323

St. LouisZagreb

STL - ZAG

STLZAG

Lambert-St Louis

Sat 9/13

5:30 pm-12:35 pm

2 stops36h 05m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 13 results
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Best time to book a flight from St. Louis to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Zagreb

How far ahead should I book a flight from St. Louis to Zagreb?

Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Zagreb. Price data was last updated on June 9, 2025.

The price you pay for your flight from St. Louis to Zagreb may vary depending on when you book. For the best chance of a lower fare, look to book 22 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from St. Louis to Zagreb?

Currently, November is the cheapest month in which you can book a flight from St. Louis to Zagreb (average of $641). Flying from St. Louis to Zagreb in June is currently the most expensive (average of $1,267). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from STL to ZAG?

Find hourly flight availability from St. Louis to Zagreb. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s typically best to fly out from St. Louis to Zagreb in the evening. Doing so could potentially save you 24% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Zagreb by month

Plan your trip to Zagreb by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Zagreb ranges from 1.9 - 3.7 inches per month. June is typically the wettest month, when rainfall can reach 3.7 in. February is typically the driest time to visit Zagreb when rainfall is around 1.9 in.

Temperature in Zagreb by month

Plan your trip to Zagreb by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Zagreb, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing Zagreb

Get insights into the airlines that provide service to Zagreb. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Zagreb. Reviews last updated June 12, 2025.
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Austrian Airlines
7.6
Good
802 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Air France
7.5
Good
1,463 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
United Airlines
7.4
Good
8,790 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
Turkish Airlines
7.3
Good
3,848 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well
American Airlines
7.2
Good
10,000 reviews
Austrian Airlines
7.6
Good
802 reviews

Food

6.8

Boarding

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Overall

7.6

Reviews

1 / 20
8.0
Excellent

Grant,Jun 2025

VIE - FRA

A delay was caused by computer malfunctions after we left the gate. It was handled well

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Zagreb. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Cheapflights users have booked flights from St. Louis to Zagreb round-trip from $903. Other airlines that can offer you cheap pricing are Air Canada, from $912, and United Airlines, from $913. Lufthansa is currently priced 10% below the average price you’ll pay for this route.

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

    One-way options have recently been found by users for as low as $502 on Lufthansa. Other airlines that offer cheap prices include United Airlines from $505 and Air France from $601 one-way.

  • Can I find deals for flights from St. Louis to Zagreb that include hotel bookings?

    Yes. In addition to deals on St. Louis to Zagreb flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Zagreb?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Zagreb.

  • Can I find deals for business class flights from St. Louis to Zagreb?

    Yes. Cheapflights offers flight deals from St. Louis to Zagreb by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Zagreb?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to Zagreb (average of $641). Flying from St. Louis to Zagreb in June is currently the most expensive (average of $1,267). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

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Top 4 airlines flying from St. Louis to Zagreb

Discover the top 4 airlines that operate flights from St. Louis to Zagreb. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$707Average$1,168FlexibilityNo cancel feeOn-time76%
DeltaCheapest$808Average$1,105FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$817Average$1,195FlexibilityNo cancel feeOn-time67%
KLMCheapest$854Average$1,114FlexibilityNo cancel feeOn-time75%

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