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Cheap flights from Ontario to Romania from $427

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to Romania

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:40 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
33h 10m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 6:44 pmCLJ  Cluj Napoca-ONT Ontario
22h 34m2 stops Munich Franz Josef Strauss Chicago O'Hare Intl
$717United Airlines
Tue, Dec 1 - Wed, Dec 9
United Airlines Logo
4:03 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
35h 47m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 8:20 pmCLJ  Cluj Napoca-ONT Ontario
24h 10m3 stops Munich Franz Josef Strauss Newark Denver Intl
$717United Airlines
Tue, Dec 1 - Wed, Dec 9
United Airlines Logo
4:03 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
35h 47m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 8:20 pmCLJ  Cluj Napoca-ONT Ontario
24h 10m2 stops Munich Franz Josef Strauss Denver Intl
$717United Airlines
Tue, Dec 1 - Thu, Dec 10
United Airlines Logo
4:03 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
35h 47m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 8:20 pmCLJ  Cluj Napoca-ONT Ontario
24h 10m3 stops Munich Franz Josef Strauss Newark Denver Intl
$717United Airlines
Tue, Dec 1 - Thu, Dec 10
United Airlines Logo
4:03 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
35h 47m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 5:36 pmCLJ  Cluj Napoca-ONT Ontario
21h 26m2 stops Munich Franz Josef Strauss San Francisco
$717United Airlines
Tue, Dec 1 - Tue, Dec 8
United Airlines Logo
4:03 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
35h 47m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
2:35 pm - 9:38 amCLJ  Cluj Napoca-ONT Ontario
29h 03m2 stops Munich Franz Josef Strauss San Francisco
$717United Airlines
Tue, Dec 1 - Fri, Dec 11
United Airlines Logo
6:40 pm - 1:50 pmONT  Ontario-CLJ Cluj Napoca
33h 10m2 stops San Francisco Munich Franz Josef Strauss
United Airlines Logo
6:10 am - 8:20 pmCLJ  Cluj Napoca-ONT Ontario
24h 10m3 stops Munich Franz Josef Strauss Newark Denver Intl
$717United Airlines
Tue, Dec 1 - Fri, Dec 11
British Airways Logo
2:17 pm - 12:05 amONT  Ontario-OTP Bucharest Otopeni Intl
23h 48m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
8:25 am - 9:59 pmOTP  Bucharest Otopeni Intl-ONT Ontario
23h 34m2 stops London Heathrow Phoenix Sky Harbor Intl
$730British Airways
Wed, Jan 6 - Wed, Jan 20
United Airlines Logo
7:00 am - 1:55 pmONT  Ontario-OTP Bucharest Otopeni Intl
20h 55m2 stops Chicago O'Hare Intl Frankfurt am Main
United Airlines Logo
6:00 am - 9:00 pmOTP  Bucharest Otopeni Intl-ONT Ontario
25h 00m2 stops Frankfurt am Main Denver Intl
$733United Airlines
Wed, Dec 9 - Wed, Dec 23
British Airways Logo
2:17 pm - 12:05 amONT  Ontario-OTP Bucharest Otopeni Intl
23h 48m2 stops Dallas/Fort Worth London Heathrow
British Airways Logo
8:25 am - 9:59 pmOTP  Bucharest Otopeni Intl-ONT Ontario
23h 34m2 stops London Heathrow Phoenix Sky Harbor Intl
$739British Airways
Wed, Jan 13 - Wed, Jan 27

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American Airlines flights from Ontario to Romania

Our best American Airlines deals on Ontario to Romania flight tickets
American Airlines
Nov 1
ONT12:42 pmOntario
25h 23m
2 stops
OTP12:05 amBucharest Otopeni Intl
Nov 14
OTP7:35 amBucharest Otopeni Intl
25h 22m
3 stops
ONT10:57 pmOntario
$779
American Airlines
Nov 1
ONT6:00 amOntario
23h 05m
2 stops
OTP3:05 pmBucharest Otopeni Intl
Nov 14
OTP7:35 amBucharest Otopeni Intl
25h 22m
3 stops
ONT10:57 pmOntario
$878
American Airlines
Sep 20
ONT12:37 pmOntario
26h 13m
2 stops
OTP12:50 amBucharest Otopeni Intl
Oct 1
OTP8:15 amBucharest Otopeni Intl
22h 54m
2 stops
ONT9:09 pmOntario
$885

United Airlines flights from Ontario to Romania

Our best United Airlines deals on Ontario to Romania flight tickets
United Airlines
Dec 1
ONT6:40 pmOntario
33h 10m
2 stops
CLJ1:50 pmCluj Napoca
Dec 9
CLJ6:10 amCluj Napoca
22h 34m
2 stops
ONT6:44 pmOntario
$717
United Airlines
Dec 8
ONT7:00 amOntario
20h 55m
2 stops
OTP1:55 pmBucharest Otopeni Intl
Dec 22
OTP2:40 pmBucharest Otopeni Intl
18h 13m
2 stops
ONT10:53 pmOntario
$733
United Airlines
Jan 9
ONT7:00 amOntario
20h 55m
2 stops
OTP1:55 pmBucharest Otopeni Intl
Jan 23
OTP6:00 amBucharest Otopeni Intl
24h 20m
2 stops
ONT8:20 pmOntario
$739

momondo Fare Finder

 
Use the filters below to find and compare flights from Ontario to Romania that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

6:40 pm-1:50 pm

2 stops33h 10m

Cluj Napoca

Wed 12/9

6:10 am-6:44 pm

2 stops22h 34m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

4:03 pm-1:50 pm

2 stops35h 47m

Cluj Napoca

Wed 12/9

6:10 am-8:20 pm

3 stops24h 10m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

4:03 pm-1:50 pm

2 stops35h 47m

Cluj Napoca

Thu 12/10

6:10 am-8:20 pm

2 stops24h 10m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

4:03 pm-1:50 pm

2 stops35h 47m

Cluj Napoca

Thu 12/10

6:10 am-8:20 pm

3 stops24h 10m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

4:03 pm-1:50 pm

2 stops35h 47m

Cluj Napoca

Tue 12/8

6:10 am-5:36 pm

2 stops21h 26m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

4:03 pm-1:50 pm

2 stops35h 47m

Cluj Napoca

Fri 12/11

2:35 pm-9:38 am

2 stops29h 03m

$717

OntarioCluj Napoca

ONT Ontario - CLJ Cluj Napoca

ONTCLJ

Ontario

Tue 12/1

6:40 pm-1:50 pm

2 stops33h 10m

Cluj Napoca

Fri 12/11

6:10 am-8:20 pm

3 stops24h 10m

$717

OntarioBucharest

ONT Ontario - OTP Bucharest Otopeni Intl

ONTOTP

Ontario

Wed 1/6

2:17 pm-12:05 am

2 stops23h 48m

Bucharest Otopeni Intl

Wed 1/20

8:25 am-9:59 pm

2 stops23h 34m

$730
Quickest round-trip

OntarioBucharest

ONT Ontario - OTP Bucharest Otopeni Intl

ONTOTP

Ontario

Wed 12/9

7:00 am-1:55 pm

2 stops20h 55m

Bucharest Otopeni Intl

Wed 12/23

6:00 am-9:00 pm

2 stops25h 00m

$733

OntarioBucharest

ONT Ontario - OTP Bucharest Otopeni Intl

ONTOTP

Ontario

Wed 1/13

2:17 pm-12:05 am

2 stops23h 48m

Bucharest Otopeni Intl

Wed 1/27

8:25 am-9:59 pm

2 stops23h 34m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Romania from

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 is the most popular carrier operating from Ontario to Romania

What airlines fly to Romania?

Lufthansa, Turkish Airlines and United Airlines 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 61% of people opting to fly with this airline when traveling to Romania. Keep in mind that there are 10 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

Best Price Found

$427

Fastest flight time

20h 05m

Direct flights

None
The best one-way flight to Romania from Ontario in the past 72 hours is $427. The best round-trip flight deal from Ontario to Romania found on momondo in the last 72 hours is $717.
The fastest flight from Ontario to Romania takes 20h 05m
There are no direct flights from Ontario to Romania. There are no popular flight routes from Ontario to Romania.
Search flight deals

Frequently asked questions about flying from Ontario to Romania

  • 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.

Best airlines flying from Ontario to Romania

Compare and see reviews for airlines that fly from Ontario to Romania with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $539Free CancellationRating
7.4
10,207 reviews
Search United Airlines flights

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.

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