How far in advance should I book a flight from Ontario to Cluj Napoca?

Find a great deal and save up to 3% by booking at least 45 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Ontario to Cluj Napoca within the next two weeks, with the cheapest ticket starting at $517.

What is the cheapest month to fly from Ontario to Cluj Napoca?

Due to multiple factors, expect to potentially pay more when booking in July. For low rates, October can be a great choice for travel to Cluj Napoca. Flights to Cluj Napoca from Ontario in October are about $813 on average during October, but can be found for as low as $430.

What is the cheapest time of day to fly from ONT to CLJ?

When flying from Ontario to Cluj Napoca, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Ontario-Cluj Napoca flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cluj Napoca flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Cluj Napoca flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-Cluj Napoca flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Cluj Napoca flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Ontario to Cluj Napoca that include hotel bookings?

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

How can I find direct flights from Ontario to Cluj Napoca?

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

Can I find deals for business class flights from Ontario to Cluj Napoca?

Yes. Cheapflights offers flight deals from Ontario to Cluj Napoca by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$490+ Flights from Ontario to Cluj Napoca

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Cheap flight deals from Ontario to Cluj Napoca

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$631 (United Airlines)
One-way from	$490 (United)
Popular in	July
Cheapest in	October
Average price	$665

Provider with most accurate pricing for Ontario-Cluj Napoca flight deals.

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Provider most trusted by Cheapflights users for Ontario-Cluj Napoca flights.

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From Ontario to Cluj Napoca

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One-way flight from Ontario to Cluj Napoca

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Highest demand for flights based on searches. 20% potential increase in price ($204 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

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Average for round-trip flights in March 2025

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Find flight deals from Ontario to Cluj Napoca

Cheapest flights from Ontario to Cluj Napoca
Explore the most affordable flight options available from Ontario to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Tue 4/295:00 amONT - CLJ

2 stops26h 15mUnited Airlines

Thu 5/86:00 amCLJ - ONT

2 stops24h 53mUnited Airlines

Deal found 3/26

$631

Best flights from Ontario to Cluj Napoca
Discover carefully curated flight deals from Ontario to Cluj Napoca that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 28, 2025.

Tue 4/295:00 amONT - CLJ

2 stops26h 15mUnited Airlines

Thu 5/86:00 amCLJ - ONT

2 stops24h 53mUnited Airlines

Deal found 3/26

$631

Last-minute flights from Ontario to Cluj Napoca
Discover last-minute flight deals from Ontario to Cluj Napoca. Data last updated March 28, 2025 and is based on user searches.

Tue 4/295:00 amONT - CLJ

2 stops26h 15mUnited Airlines

Thu 5/86:00 amCLJ - ONT

2 stops24h 53mUnited Airlines

Deal found 3/26

$631

One-way flights from Ontario to Cluj Napoca
Search for one-way flight options from Ontario to Cluj Napoca. Find affordable one-way fares based on user searches. Data last updated March 28, 2025.

Tue 8/56:39 pmONT - CLJ

2 stops19h 51mMultiple Airlines

Deal found 3/26

$490

Tue 8/56:00 amONT - CLJ

3 stops45h 05mUnited Airlines

Deal found 3/26

$512

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Tue 4/29

5:00 am-5:15 pm

2 stops26h 15m

Cluj Napoca

Thu 5/8

6:00 am-8:53 pm

2 stops24h 53m

$631

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Tue 8/5

6:39 pm-12:30 am

2 stops19h 51m

$490

OntarioCluj Napoca

ONT - CLJ

ONTCLJ

Ontario

Tue 8/5

6:00 am-1:05 pm

3 stops45h 05m

$512

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Compare providers for flights from Ontario to Cluj Napoca

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Cluj Napoca in March.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Ontario-Cluj Napoca flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cluj Napoca flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Cluj Napoca flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Cluj Napoca flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Cluj Napoca flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca 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 Cluj Napoca

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Cluj Napoca (average of $674). Flying from Ontario to Cluj Napoca in June is currently the most expensive (average of $1,419). 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.

Rainfall in Cluj Napoca by month

In terms of precipitation, rainfall in Cluj Napoca ranges from 0.8 - 3.1 inches per month. June is typically the wettest month, when rainfall can reach 3.1 in. January is typically the driest time to visit Cluj Napoca when rainfall is around 0.8 in.

Temperature in Cluj Napoca by month

If weather is an important factor for your trip to Cluj Napoca, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

Reviews of airlines servicing Cluj Napoca

United Airlines

7.4

Good

8,603 reviews

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

8,603 reviews

United Airlines

7.4

Good

8,603 reviews

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

Can I find deals for flights from Ontario to Cluj Napoca that include hotel bookings?
Yes. In addition to deals on Ontario to Cluj Napoca flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to Cluj Napoca?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Cluj Napoca.
Can I find deals for business class flights from Ontario to Cluj Napoca?
Yes. Cheapflights offers flight deals from Ontario to Cluj Napoca 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 Cluj Napoca?
Currently, January is the cheapest month in which you can book a flight from Ontario to Cluj Napoca (average of $674). Flying from Ontario to Cluj Napoca in June is currently the most expensive (average of $1,419). 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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$490+ Cheap flights from Ontario (ONT) to Cluj Napoca (CLJ)

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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Cluj Napoca with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Cluj Napoca

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Cluj Napoca

Cheapest flights from Ontario to Cluj NapocaExplore the most affordable flight options available from Ontario to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Explore the most affordable flight options available from Ontario to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from Ontario to Cluj Napoca

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Cluj Napoca in March.

Best time to book a flight from Ontario to Cluj Napoca

Have a flexible travel schedule? Discover the best time to fly to Cluj Napoca from Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Cluj Napoca

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

Rainfall in Cluj Napoca by month

Plan your trip to Cluj Napoca by taking into account the average rainfall totals by month.

Temperature in Cluj Napoca by month

Plan your trip to Cluj Napoca by taking into account the average temperature totals by month.

Reviews of airlines servicing Cluj Napoca

Related info for your journey

Find useful and relevant information for your journey from Ontario to Cluj Napoca. 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 Cluj Napoca that include hotel bookings?

How can I find direct flights from Ontario to Cluj Napoca?

Can I find deals for business class flights from Ontario to Cluj Napoca?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Cluj Napoca

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Cheapest flights from Ontario to Cluj Napoca
Explore the most affordable flight options available from Ontario to Cluj Napoca. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.