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.

$376 Cheap Flights from Ontario to Romania in 2025/26

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Find the cheapest flights from Ontario to Romania

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Cheap round-trip flights

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4:45 pm - 3:45 pmONT-OTP

37h 00m2 stops

4:40 pm - 10:20 pmOTP-ONT

39h 40m2 stops

$453British Airways

Find Deal

Tue, Feb 3 - Tue, Feb 17

5:05 am - 1:40 pmONT-CLJ

22h 35m2 stops

2:25 pm - 10:53 pmCLJ-ONT

18h 28m2 stops

$487United Airlines

Find Deal

Mon, Jan 12 - Tue, Jan 27

5:05 am - 1:40 pmONT-CLJ

22h 35m2 stops

2:25 pm - 10:53 pmCLJ-ONT

18h 28m2 stops

$488United Airlines

Find Deal

Mon, Jan 12 - Tue, Jan 27

6:00 am - 1:40 pmONT-CLJ

21h 40m2 stops

6:00 am - 10:53 pmCLJ-ONT

26h 53m2 stops

$489United Airlines

Find Deal

Mon, Jan 12 - Wed, Jan 28

6:32 pm - 1:40 pmONT-CLJ

33h 08m2 stops

6:00 am - 5:43 pmCLJ-ONT

21h 43m2 stops

$496United Airlines

Find Deal

Sat, Jan 10 - Thu, Jan 29

1:40 pm - 6:35 pmONT-OTP

18h 55m2 stops

5:50 am - 8:58 pmOTP-ONT

25h 08m2 stops

$497United Airlines

Find Deal

Mon, Dec 29 - Thu, Jan 22

4:45 pm - 11:45 pmONT-OTP

21h 00m2 stops

8:00 am - 10:13 pmOTP-ONT

24h 13m2 stops

$498British Airways

Find Deal

Thu, Jan 15 - Thu, Jan 29

6:00 am - 1:55 pmONT-OTP

21h 55m2 stops

5:55 am - 8:50 pmOTP-ONT

24h 55m2 stops

$500United Airlines

Find Deal

Tue, Feb 3 - Tue, Feb 17

11:01 am - 3:25 pmONT-OTP

18h 24m2 stops

8:25 am - 9:56 pmOTP-ONT

23h 31m2 stops

$512Multiple Airlines

Find Deal

Tue, Apr 14 - Sat, May 2

6:00 am - 10:50 pmONT-OTP

30h 50m2 stops

1:55 pm - 12:16 pmOTP-ONT

56h 21m2 stops

$521Delta

Find Deal

Thu, Jan 29 - Mon, Feb 2

Delta flights from Ontario to Romania

Our best Delta deals on Ontario to Romania flight tickets

Delta

Jan 29

ONT6:00 amOntario

30h 50m

2 stops

OTP10:50 pmBucharest Otopeni Intl

Feb 2

OTP1:55 pmBucharest Otopeni Intl

56h 21m

2 stops

ONT12:16 pmOntario

$521

Find similar

Delta

Jan 29

ONT6:00 amOntario

30h 50m

2 stops

OTP10:50 pmBucharest Otopeni Intl

Feb 2

OTP6:00 amBucharest Otopeni Intl

20h 15m

2 stops

ONT4:15 pmOntario

$548

Find similar

Delta

Nov 28

ONT6:00 amOntario

30h 50m

2 stops

OTP10:50 pmBucharest Otopeni Intl

Dec 7

OTP6:00 amBucharest Otopeni Intl

20h 09m

2 stops

ONT4:09 pmOntario

$629

Find similar

United Airlines flights from Ontario to Romania

Our best United Airlines deals on Ontario to Romania flight tickets

United Airlines

Jan 12

ONT5:05 amOntario

22h 35m

2 stops

CLJ1:40 pmCluj Napoca

Jan 27

CLJ2:25 pmCluj Napoca

18h 28m

2 stops

ONT10:53 pmOntario

$487

Find similar

United Airlines

Jan 12

ONT6:00 amOntario

21h 40m

2 stops

CLJ1:40 pmCluj Napoca

Jan 27

CLJ6:00 amCluj Napoca

21h 43m

2 stops

ONT5:43 pmOntario

$488

Find similar

United Airlines

Jan 12

ONT6:00 amOntario

21h 40m

2 stops

CLJ1:40 pmCluj Napoca

Jan 29

CLJ6:00 amCluj Napoca

26h 53m

2 stops

ONT10:53 pmOntario

$489

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Tue 2/3

4:45 pm-3:45 pm

2 stops37h 00m

Bucharest Otopeni Intl

Tue 2/17

4:40 pm-10:20 pm

2 stops39h 40m

$453

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Mon 1/12

5:05 am-1:40 pm

2 stops22h 35m

Cluj Napoca

Tue 1/27

2:25 pm-10:53 pm

2 stops18h 28m

$487

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Mon 1/12

5:05 am-1:40 pm

2 stops22h 35m

Cluj Napoca

Tue 1/27

2:25 pm-10:53 pm

2 stops18h 28m

$488

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Mon 1/12

6:00 am-1:40 pm

2 stops21h 40m

Cluj Napoca

Wed 1/28

6:00 am-10:53 pm

2 stops26h 53m

$489

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Sat 1/10

6:32 pm-1:40 pm

2 stops33h 08m

Cluj Napoca

Thu 1/29

6:00 am-5:43 pm

2 stops21h 43m

$496

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Mon 12/29

1:40 pm-6:35 pm

2 stops18h 55m

Bucharest Otopeni Intl

Thu 1/22

5:50 am-8:58 pm

2 stops25h 08m

$497

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Thu 1/15

4:45 pm-11:45 pm

2 stops21h 00m

Bucharest Otopeni Intl

Thu 1/29

8:00 am-10:13 pm

2 stops24h 13m

$498

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Tue 2/3

6:00 am-1:55 pm

2 stops21h 55m

Bucharest Otopeni Intl

Tue 2/17

5:55 am-8:50 pm

2 stops24h 55m

$500

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Tue 4/14

11:01 am-3:25 pm

2 stops18h 24m

Bucharest Otopeni Intl

Sat 5/2

8:25 am-9:56 pm

2 stops23h 31m

$512

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Thu 1/29

6:00 am-10:50 pm

2 stops30h 50m

Bucharest Otopeni Intl

Mon 2/2

1:55 pm-12:16 pm

2 stops56h 21m

$521

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?

United Airlines, British Airways, and Air Canada 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 59% 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 49m
Direct flights	None

The fastest flight from Ontario to Romania takes 19h 49m

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.