When did momondo last update prices for flights from Ontario Airport to Romania?

Prices for flights from Ontario Airport to Romania refresh daily.

How old do you have to be to fly from Ontario Airport to Romania?

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 Romania.

What documentation or ID do you need to fly to Romania?

The necessary travel and health documents for your Romania trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$290 Cheap Flights from Ontario to Romania in 2026

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Find the cheapest flights from Ontario to Romania

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 am - 5:25 pm

ONT

CLJ

26h 15m

2 stops

6:00 am - 10:45 pm

CLJ

ONT

26h 45m

2 stops

$567United Airlines

Sun, Apr 12 - Fri, Apr 24

5:10 am - 1:10 am

ONT

OTP

34h 00m

2 stops

1:45 pm - 9:56 am

OTP

ONT

30h 11m

2 stops

$572United Airlines

Wed, Apr 8 - Wed, Apr 15

10:59 am - 2:35 pm

ONT

OTP

17h 36m

2 stops

8:15 am - 10:36 pm

OTP

ONT

24h 21m

2 stops

$574Multiple Airlines

Wed, Apr 8 - Wed, Apr 22

5:10 am - 6:35 pm

ONT

OTP

27h 25m

2 stops

12:45 pm - 6:02 pm

OTP

ONT

39h 17m

2 stops

$584United Airlines

Mon, Apr 6 - Mon, Apr 13

9:50 am - 3:50 pm

ONT

OTP

20h 00m

2 stops

8:35 am - 10:34 pm

OTP

ONT

23h 59m

2 stops

$599Multiple Airlines

Sun, May 10 - Wed, May 20

5:10 am - 5:25 pm

ONT

CLJ

26h 15m

2 stops

6:00 am - 12:38 pm

CLJ

ONT

40h 38m

2 stops

$617United Airlines

Tue, Apr 7 - Tue, Apr 14

11:53 am - 5:20 pm

ONT

OTP

19h 27m

2 stops

7:05 am - 10:34 pm

OTP

ONT

25h 29m

2 stops

$624Delta

Mon, Apr 27 - Wed, May 13

5:10 am - 5:25 pm

ONT

CLJ

26h 15m

2 stops

6:00 am - 5:47 pm

CLJ

ONT

45h 47m

3 stops

$628United Airlines

Tue, Apr 7 - Tue, Apr 14

1:34 pm - 4:20 pm

ONT

OTP

16h 46m

2 stops

1:50 pm - 10:59 pm

OTP

ONT

19h 09m

2 stops

$633United Airlines

Mon, Apr 27 - Tue, May 12

1:34 pm - 4:20 pm

ONT

OTP

16h 46m

2 stops

6:05 am - 8:36 pm

OTP

ONT

24h 31m

2 stops

$634United Airlines

Tue, Apr 7 - Wed, Apr 22

United Airlines flights from Ontario to Romania

Our best United Airlines deals on Ontario to Romania flight tickets

United Airlines

Apr 12

ONT5:10 amOntario

26h 15m

2 stops

CLJ5:25 pmCluj Napoca

Apr 24

CLJ6:00 amCluj Napoca

26h 45m

2 stops

ONT10:45 pmOntario

$567

United Airlines

Apr 8

ONT5:10 amOntario

34h 00m

2 stops

OTP1:10 amBucharest Otopeni Intl

Apr 15

OTP1:45 pmBucharest Otopeni Intl

30h 11m

2 stops

ONT9:56 amOntario

$572

United Airlines

Apr 6

ONT5:10 amOntario

27h 25m

2 stops

OTP6:35 pmBucharest Otopeni Intl

Apr 13

OTP12:45 pmBucharest Otopeni Intl

39h 17m

2 stops

ONT6:02 pmOntario

$584

British Airways flights from Ontario to Romania

Our best British Airways deals on Ontario to Romania flight tickets

British Airways

Aug 9

ONT4:54 pmOntario

21h 56m

2 stops

OTP12:50 amBucharest Otopeni Intl

Nov 13

OTP8:00 amBucharest Otopeni Intl

24h 23m

2 stops

ONT10:23 pmOntario

$655

British Airways

Apr 8

ONT12:19 pmOntario

26h 01m

2 stops

OTP12:20 amBucharest Otopeni Intl

Apr 16

OTP8:15 amBucharest Otopeni Intl

23h 44m

2 stops

ONT9:59 pmOntario

$703

British Airways

May 3

ONT12:19 pmOntario

26h 31m

2 stops

OTP12:50 amBucharest Otopeni Intl

May 17

OTP8:10 amBucharest Otopeni Intl

23h 49m

2 stops

ONT9:59 pmOntario

$745

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Sun 4/12

5:10 am-5:25 pm

2 stops26h 15m

Cluj Napoca

Fri 4/24

6:00 am-10:45 pm

2 stops26h 45m

$567

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Wed 4/8

5:10 am-1:10 am

2 stops34h 00m

Bucharest Otopeni Intl

Wed 4/15

1:45 pm-9:56 am

2 stops30h 11m

$572

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Wed 4/8

10:59 am-2:35 pm

2 stops17h 36m

Bucharest Otopeni Intl

Wed 4/22

8:15 am-10:36 pm

2 stops24h 21m

$574

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Mon 4/6

5:10 am-6:35 pm

2 stops27h 25m

Bucharest Otopeni Intl

Mon 4/13

12:45 pm-6:02 pm

2 stops39h 17m

$584

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Sun 5/10

9:50 am-3:50 pm

2 stops20h 00m

Bucharest Otopeni Intl

Wed 5/20

8:35 am-10:34 pm

2 stops23h 59m

$599

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Tue 4/7

5:10 am-5:25 pm

2 stops26h 15m

Cluj Napoca

Tue 4/14

6:00 am-12:38 pm

2 stops40h 38m

$617

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Mon 4/27

11:53 am-5:20 pm

2 stops19h 27m

Bucharest Otopeni Intl

Wed 5/13

7:05 am-10:34 pm

2 stops25h 29m

$624

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Tue 4/7

5:10 am-5:25 pm

2 stops26h 15m

Cluj Napoca

Tue 4/14

6:00 am-5:47 pm

3 stops45h 47m

$628

Quickest round-trip

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Mon 4/27

1:34 pm-4:20 pm

2 stops16h 46m

Bucharest Otopeni Intl

Tue 5/12

1:50 pm-10:59 pm

2 stops19h 09m

$633

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Tue 4/7

1:34 pm-4:20 pm

2 stops16h 46m

Bucharest Otopeni Intl

Wed 4/22

6:05 am-8:36 pm

2 stops24h 31m

$634

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Romania

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 airline that flies from Ontario to Romania?

British Airways, United Airlines, and Delta are the most popular carriers operating from Ontario to Romania

What airlines fly to Romania?

Lufthansa, Turkish Airlines and British Airways are the top three most popular airlines that fly to Romania from Ontario according to our data. Lufthansa is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 12 different airlines that fly to Romania on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Romania flight deals and tips

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

Fastest flight time	19h 15m
Direct flights	None

The fastest flight from Ontario to Romania takes 19h 15m

There are no direct flights from Ontario to Romania. There are no popular flight routes from Ontario to Romania.

Search flight deals

When did momondo last update prices for flights from Ontario Airport to Romania?
Prices for flights from Ontario Airport to Romania refresh daily.
How old do you have to be to fly from Ontario Airport to Romania?
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 Romania.
What documentation or ID do you need to fly to Romania?
The necessary travel and health documents for your Romania trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Romania. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Ontario to Romania flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Romania from Ontario.

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

If you are not ready to book a flight from Ontario to Romania now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Romania and let you know when they change.