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Zagreb

$502+ Cheap flights from Ontario (ONT) 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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — ZAG
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Ontario to Zagreb

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) 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 July 30, 2025.

Round-trip from

$668
(United Airlines)

One-way from

$502
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$1,069
From Ontario to Zagreb Franjo Tuđman
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One-way flight from Ontario to Zagreb Franjo Tuđman
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Highest demand for flights based on searches. 17% potential increase in price ($194 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Zagreb

Cheapest flights from Ontario to Zagreb
Explore the most affordable flight options available from Ontario to Zagreb. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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.
Mon 10/271:29 pmONT - ZAG
2 stops16h 26mUnited Airlines
Mon 11/106:15 amZAG - ONT
2 stops21h 21mUnited Airlines
Deal found 7/29$668
This United deal was found by Cheapflights users on 7/30. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/301:00 pmONT - ZAG
2 stops39h 55mMultiple Airlines
Tue 1/136:25 amZAG - ONT
2 stops20h 35mMultiple Airlines
Deal found 7/30$844
This Iberia deal was found by Cheapflights users on 7/29. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/112:57 pmONT - ZAG
2 stops19h 23mIberia
Tue 8/2611:00 amZAG - ONT
2 stops20h 48mIberia
Deal found 7/29$1,284
This Booking.com deal was found by Cheapflights users on 7/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/611:59 pmONT - ZAG
2 stops27h 46mBritish Airways
Sun 8/1710:45 amZAG - ONT
2 stops20h 29mBritish Airways
Deal found 7/30$9,528

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario 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 July 30, 2025.
Use the filters below to find and compare flights from Ontario to Zagreb that are best for you.

Fly from

Ontario

Fly to

Zagreb

Route

Depart

Return

Price

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Mon 10/27

1:29 pm-1:55 pm

2 stops16h 26m

Zagreb Franjo Tuđman

Mon 11/10

6:15 am-6:36 pm

2 stops21h 21m

$668

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Tue 12/30

1:00 pm-1:55 pm

2 stops39h 55m

Zagreb Franjo Tuđman

Tue 1/13

6:25 am-6:00 pm

2 stops20h 35m

$844

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Mon 8/11

2:57 pm-7:20 pm

2 stops19h 23m

Zagreb Franjo Tuđman

Tue 8/26

11:00 am-10:48 pm

2 stops20h 48m

$1,284

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Fri 8/8

6:00 am-11:40 pm

2 stops32h 40m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Ontario to Zagreb

Have a flexible travel schedule? Discover the best time to fly to Zagreb from Ontario 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 Ontario to Zagreb

What is the cheapest month to book a flight from Ontario to Zagreb?

Currently, November is the cheapest month in which you can book a flight from Ontario to Zagreb (average of $641). Flying from Ontario to Zagreb in June is currently the most expensive (average of $1,263). 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.

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 July 30, 2025.
Read reviews from past customers who have flown United Airlines and Iberia from Ontario to Zagreb. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Iberia
7.0
Good
2,859 reviews
United Airlines
7.4
Good
8,896 reviews

Crew

8.1

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

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

  • Can I find deals for flights from Ontario to Zagreb that include hotel bookings?

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

  • How can I find direct flights from Ontario to Zagreb?

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

  • Can I find deals for business class flights from Ontario to Zagreb?

    Yes. Cheapflights offers flight deals from Ontario 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 Ontario to Zagreb?

    Currently, November is the cheapest month in which you can book a flight from Ontario to Zagreb (average of $641). Flying from Ontario to Zagreb in June is currently the most expensive (average of $1,263). 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.

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