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Cheap flights from Ontario to Zagreb from $520

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Zagreb departing on 2/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Zagreb

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:05 am - 10:25 pm
ONT
-
ZAG
32h 20m2 stops
United Airlines Logo
6:15 am - 5:43 pm
ZAG
-
ONT
20h 28m2 stops
$574United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
6:00 am - 10:25 pm
ONT
-
ZAG
31h 25m2 stops
United Airlines Logo
2:40 pm - 10:53 pm
ZAG
-
ONT
17h 13m2 stops
$575United Airlines
Thu, Jan 22 - Mon, Jan 26
United Airlines Logo
5:05 am - 1:50 pm
ONT
-
ZAG
23h 45m2 stops
United Airlines Logo
2:40 pm - 10:00 pm
ZAG
-
ONT
40h 20m2 stops
$595United Airlines
Tue, Feb 10 - Mon, Feb 16
British Airways Logo
5:02 pm - 12:50 pm
ONT
-
ZAG
35h 48m2 stops
British Airways Logo
8:10 pm - 9:56 pm
ZAG
-
ONT
34h 46m2 stops
$598British Airways
Sat, Mar 28 - Tue, Apr 7
United Airlines Logo
1:34 pm - 2:20 pm
ONT
-
ZAG
15h 46m2 stops
United Airlines Logo
5:45 am - 5:47 pm
ZAG
-
ONT
21h 02m2 stops
$688United Airlines
Tue, Apr 28 - Tue, May 5
United Airlines Logo
6:37 pm - 2:25 pm
ONT
-
ZAG
34h 48m2 stops
United Airlines Logo
5:35 am - 10:26 pm
ZAG
-
ONT
25h 51m2 stops
$693United Airlines
Sat, Mar 28 - Tue, Apr 7
United Airlines Logo
11:59 pm - 10:15 pm
ONT
-
ZAG
38h 16m2 stops
United Airlines Logo
5:45 am - 10:26 pm
ZAG
-
ONT
25h 41m2 stops
$694United Airlines
Thu, Mar 26 - Sat, Apr 4
British Airways Logo
11:58 pm - 8:55 am
ONT
-
ZAG
48h 57m2 stops
British Airways Logo
8:10 pm - 9:56 pm
ZAG
-
ONT
34h 46m2 stops
$712British Airways
Thu, Mar 26 - Tue, Apr 7
British Airways Logo
2:47 pm - 8:55 am
ONT
-
ZAG
34h 08m2 stops
British Airways Logo
8:10 pm - 9:56 pm
ZAG
-
ONT
34h 46m2 stops
$738British Airways
Fri, Mar 27 - Tue, Apr 7
Multiple Airlines Logo
11:01 am - 12:45 pm
ONT
-
ZAG
16h 44m2 stops
Multiple Airlines Logo
1:40 pm - 11:40 pm
ZAG
-
ONT
19h 00m2 stops
$759Multiple Airlines
Thu, Apr 30 - Fri, May 15

British Airways flights from Ontario to Zagreb

Our best British Airways deals on Ontario to Zagreb flight tickets
British Airways
Mar 28
ONT5:02 pmOntario
35h 48m
2 stops
ZAG12:50 pmZagreb Franjo Tuđman
Apr 7
ZAG8:10 pmZagreb Franjo Tuđman
34h 46m
2 stops
ONT9:56 pmOntario
$598
Find similar
British Airways
Mar 26
ONT11:58 pmOntario
48h 57m
2 stops
ZAG8:55 amZagreb Franjo Tuđman
Apr 7
ZAG8:10 pmZagreb Franjo Tuđman
34h 46m
2 stops
ONT9:56 pmOntario
$712
Find similar
British Airways
Mar 27
ONT2:47 pmOntario
34h 08m
2 stops
ZAG8:55 amZagreb Franjo Tuđman
Apr 7
ZAG8:10 pmZagreb Franjo Tuđman
34h 46m
2 stops
ONT9:56 pmOntario
$738
Find similar

Iberia flights from Ontario to Zagreb

Our best Iberia deals on Ontario to Zagreb flight tickets
Iberia
Mar 24
ONT7:00 amOntario
20h 30m
2 stops
ZAG11:30 amZagreb Franjo Tuđman
Apr 7
ZAG3:25 pmZagreb Franjo Tuđman
41h 15m
2 stops
ONT11:40 pmOntario
$1,137
Find similar
Iberia
Apr 28
ONT12:55 pmOntario
36h 30m
2 stops
ZAG10:25 amZagreb Franjo Tuđman
May 5
ZAG3:25 pmZagreb Franjo Tuđman
41h 15m
2 stops
ONT11:40 pmOntario
$1,496
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Ontario to Zagreb that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Thu 1/22

5:05 am-10:25 pm

2 stops32h 20m

Zagreb Franjo Tuđman

Mon 1/26

6:15 am-5:43 pm

2 stops20h 28m

$574

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Thu 1/22

6:00 am-10:25 pm

2 stops31h 25m

Zagreb Franjo Tuđman

Mon 1/26

2:40 pm-10:53 pm

2 stops17h 13m

$575

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Tue 2/10

5:05 am-1:50 pm

2 stops23h 45m

Zagreb Franjo Tuđman

Mon 2/16

2:40 pm-10:00 pm

2 stops40h 20m

$595

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Sat 3/28

5:02 pm-12:50 pm

2 stops35h 48m

Zagreb Franjo Tuđman

Tue 4/7

8:10 pm-9:56 pm

2 stops34h 46m

$598

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Tue 4/28

1:34 pm-2:20 pm

2 stops15h 46m

Zagreb Franjo Tuđman

Tue 5/5

5:45 am-5:47 pm

2 stops21h 02m

$688

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Sat 3/28

6:37 pm-2:25 pm

2 stops34h 48m

Zagreb Franjo Tuđman

Tue 4/7

5:35 am-10:26 pm

2 stops25h 51m

$693

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Thu 3/26

11:59 pm-10:15 pm

2 stops38h 16m

Zagreb Franjo Tuđman

Sat 4/4

5:45 am-10:26 pm

2 stops25h 41m

$694

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Thu 3/26

11:58 pm-8:55 am

2 stops48h 57m

Zagreb Franjo Tuđman

Tue 4/7

8:10 pm-9:56 pm

2 stops34h 46m

$712

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Fri 3/27

2:47 pm-8:55 am

2 stops34h 08m

Zagreb Franjo Tuđman

Tue 4/7

8:10 pm-9:56 pm

2 stops34h 46m

$738

OntarioZagreb

ONT - ZAG

ONTZAG

Ontario

Thu 4/30

11:01 am-12:45 pm

2 stops16h 44m

Zagreb Franjo Tuđman

Fri 5/15

1:40 pm-11:40 pm

2 stops19h 00m

$759

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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See travel insights to Zagreb from

How to get the cheapest flight ticket from Ontario to Zagreb

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Zagreb?

The cheapest day to depart from Ontario to Zagreb is on a Thursday. Travelers who choose to depart for Zagreb on a Thursday will often find tickets for as low as $890. On the other hand, Friday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,125.

What is the cheapest time of day to depart on your flight to Zagreb?

Flying to Zagreb from Ontario in the evening is the least expensive time of day to depart. momondo users have found prices as low as $847 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to Zagreb is in the morning when prices are around $1,070.

When to book flights from Ontario to Zagreb

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Zagreb according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Zagreb (ONT to ZAG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Zagreb

Fastest flight time

15h 46m

Direct flights

None
The fastest flight from Ontario to Zagreb takes 15h 46m
There are no direct flights from Ontario to Zagreb. There are no popular flight routes from Ontario to Zagreb.
Search flight deals

  • How far is Ontario to Zagreb Franjo Tuđman by plane?

    The straight-line distance from Ontario to Zagreb Franjo Tuđman is 6201.3 mi. In terms of flight time, this usually takes a little over 15h 46m.

  • When did momondo last update prices for flights from Ontario Airport to Zagreb Franjo Tuđman Airport?

    Prices for flights from Ontario Airport to Zagreb Franjo Tuđman Airport refresh daily.

  • How old do you have to be to fly from Ontario Airport to Zagreb Franjo Tuđman Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Zagreb Franjo Tuđman Airport.

  • What documentation or ID do you need to fly to Zagreb Franjo Tuđman Airport?

    The required travel and health documents for your Zagreb Franjo Tuđman Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Zagreb Franjo Tuđman Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Zagreb?

Book flights to Zagreb if you plan to visit one of these locations
Velika Gorica
Varaždin

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Zagreb?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Zagreb for you.

Can I find flights from Ontario to Zagreb with flexible booking policies on momondo?

All flight searches from Ontario to Zagreb on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Zagreb?

momondo helps you find the best flight between Ontario and Zagreb by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Ontario to Zagreb right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Zagreb from Ontario. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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