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Cheap flights from Ontario to Bucharest from C$ 404

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUH
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Ontario to Bucharest

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Bucharest
Explore the most affordable flight options available from Ontario to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Mon 10/1112:30 p.m.YTZ - OTP
2 stops20h 20mMultiple Airlines
Wed 19/116:30 a.m.OTP - YTZ
2 stops20h 25mMultiple Airlines
Deal found 30/10C$ 857
Fri 14/115:15 p.m.YYZ - OTP
1 stop14h 25mMultiple Airlines
Fri 5/128:35 a.m.OTP - YYZ
1 stop13h 10mMultiple Airlines
Deal found 29/10C$ 860
Fri 28/115:15 p.m.YYZ - OTP
1 stop14h 25mMultiple Airlines
Fri 12/128:35 a.m.OTP - YYZ
1 stop13h 10mMultiple Airlines
Deal found 29/10C$ 863
Wed 19/118:30 p.m.YYZ - OTP
1 stop20h 55mMultiple Airlines
Wed 26/116:30 a.m.OTP - YYZ
2 stops35h 19mMultiple Airlines
Deal found 30/10C$ 878
Wed 19/1112:30 p.m.YTZ - OTP
2 stops28h 55mSWISS
Wed 26/116:30 a.m.OTP - YTZ
2 stops18h 25mSWISS
Deal found 29/10C$ 880
Mon 10/1112:30 p.m.YTZ - OTP
2 stops20h 20mAir Canada
Wed 19/116:30 a.m.OTP - YTZ
2 stops20h 25mAir Canada
Deal found 30/10C$ 881
Thu 13/114:45 p.m.YUL - OTP
1 stop16h 05mAir Canada
Thu 20/116:30 a.m.OTP - YUL
1 stop15h 40mAir Canada
Deal found 28/10C$ 883
Tue 2/128:25 p.m.YYZ - OTP
1 stop12h 20mMultiple Airlines
Sat 6/121:05 p.m.OTP - YYZ
2 stops15h 39mMultiple Airlines
Deal found 29/10C$ 883
Tue 18/118:30 p.m.YYZ - OTP
1 stop12h 15mSWISS
Sun 7/124:40 p.m.OTP - YYZ
1 stop30h 45mSWISS
Deal found 28/10C$ 888
Tue 18/118:30 p.m.YYZ - OTP
1 stop12h 15mMultiple Airlines
Sun 7/124:40 p.m.OTP - YYZ
2 stops33h 10mMultiple Airlines
Deal found 29/10C$ 890
Thu 13/114:45 p.m.YUL - OTP
1 stop16h 05mMultiple Airlines
Thu 20/116:30 a.m.OTP - YUL
2 stops32h 18mMultiple Airlines
Deal found 28/10C$ 891
Mon 1/122:00 p.m.YYZ - OTP
2 stops27h 30mSWISS
Wed 10/126:30 a.m.OTP - YYZ
2 stops19h 20mSWISS
Deal found 29/10C$ 891

Cheap flight deals from Ontario to Bucharest

Keep the following information in mind while searching for Ontario to Bucharest flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 857

One-way from

C$ 404

Popular in

August

Cheapest in

January

Average price

C$ 1,137
SWISS
  • SWISS
  • 10/11-19/11
  • 4 total stops
  • 40h 45m total
  • Ontario to Bucharest
Search Deals
5/12
  • 5/12
  • 1 total stop
  • 32h 30m total
  • Ontario to Bucharest
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 208 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Bucharest 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, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Ontario to Bucharest that are best for you.

Fly from

Ontario

Fly to

Bucharest

Route

Depart

Return

Price

TorontoBucharest

YYZ - OTP

YYZOTP

Toronto Pearson Intl

Fri 28/11

5:15 p.m.-2:40 p.m.

1 stop14h 25m

Bucharest Otopeni Intl

Fri 12/12

8:35 a.m.-2:45 p.m.

1 stop13h 10m

C$ 863

TorontoBucharest

YTZ - OTP

YTZOTP

Toronto Island

Wed 19/11

12:30 p.m.-12:25 a.m.

2 stops28h 55m

Bucharest Otopeni Intl

Wed 26/11

6:30 a.m.-5:55 p.m.

2 stops18h 25m

C$ 880

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

9:10 p.m.-6:35 p.m.

1 stop15h 25m

Bucharest Otopeni Intl

Sun 29/3

7:20 p.m.-6:50 p.m.

1 stop30h 30m

C$ 887

TorontoBucharest

YYZ - OTP

YYZOTP

Toronto Pearson Intl

Tue 2/12

8:25 p.m.-3:45 p.m.

1 stop12h 20m

Bucharest Otopeni Intl

Sat 6/12

6:30 a.m.-4:25 p.m.

1 stop16h 55m

C$ 887

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

7:35 p.m.-6:25 p.m.

1 stop16h 50m

Bucharest Otopeni Intl

Sun 29/3

6:55 p.m.-1:50 p.m.

1 stop25h 55m

C$ 888

TorontoBucharest

YYZ - OTP

YYZOTP

Toronto Pearson Intl

Wed 19/11

8:30 p.m.-12:25 a.m.

1 stop20h 55m

Bucharest Otopeni Intl

Wed 26/11

6:30 a.m.-6:50 p.m.

2 stops19h 20m

C$ 890

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 25/3

5:10 p.m.-12:25 a.m.

2 stops25h 15m

Bucharest Otopeni Intl

Sun 29/3

6:30 a.m.-3:00 p.m.

1 stop15h 30m

C$ 891

TorontoBucharest

YYZ - OTP

YYZOTP

Toronto Pearson Intl

Mon 1/12

2:00 p.m.-12:30 a.m.

2 stops27h 30m

Bucharest Otopeni Intl

Wed 10/12

6:30 a.m.-6:50 p.m.

2 stops19h 20m

C$ 891

TorontoBucharest

YTZ - OTP

YTZOTP

Toronto Island

Thu 27/11

12:30 p.m.-3:50 p.m.

2 stops20h 20m

Bucharest Otopeni Intl

Thu 4/12

6:30 a.m.-5:55 p.m.

2 stops18h 25m

C$ 892

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

4:45 p.m.-3:50 p.m.

1 stop16h 05m

Bucharest Otopeni Intl

Sat 7/2

6:30 a.m.-3:10 p.m.

1 stop15h 40m

C$ 894

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/10

Showing 1-10 of 53 results
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Best time to book a flight from Ontario to Bucharest

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

What is the cheapest month to book a flight from Region of Ontario to Bucharest?

Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Bucharest (average of C$ 874). Flying from Region of Ontario to Bucharest in July is currently the most expensive (average of C$ 1,191). 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.

What is the cheapest time of day to fly from ON to BUH?

Find hourly flight availability from Ontario to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

It’s typically best to fly out from Region of Ontario to Bucharest at noon. Doing so could potentially save you 19% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Region of Ontario to Bucharest?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Bucharest. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Region of Ontario to Bucharest flight should consider departing on Saturday mornings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Region of Ontario to Bucharest?

Related info for your journey

Find useful and relevant information for your journey from Ontario to Bucharest. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Region of Ontario to Bucharest?

    There are many flights that can get you from Region of Ontario to Bucharest in 15h 25m. Fly via SWISS, Lufthansa, or Austrian Airlines to get the fastest option. There are 7277 km between Region of Ontario and Bucharest. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Region of Ontario to Bucharest?

    While some choose either Toronto Pearson Intl - Bucharest Otopeni Intl or Toronto Island - Bucharest Otopeni Intl, Montreal Pierre Elliott Trudeau Intl - Bucharest Otopeni Intl is the most popular route from Region of Ontario to Bucharest.

  • Can I find deals for flights from Ontario to Bucharest that include hotel bookings?

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

  • How can I find direct flights from Ontario to Bucharest?

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

  • Can I find deals for business class flights from Ontario to Bucharest?

    Yes. Cheapflights offers flight deals from Ontario to Bucharest 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 Region of Ontario to Bucharest?

    Currently, October is the cheapest month in which you can book a flight from Region of Ontario to Bucharest (average of C$ 874). Flying from Region of Ontario to Bucharest in July is currently the most expensive (average of C$ 1,191). 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.

See more FAQs

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Alternative routes for Ontario to Bucharest

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Otopeni Intl flights
Pearson Intl to Otopeni Intl flights
Toronto Island to Otopeni Intl flights
Vancouver Intl to Otopeni Intl flights
Pearson Intl to Cluj Napoca flights
Calgary to Otopeni Intl flights
Pearson Intl to Timisoara flights
Pearson Intl to Iaşi flights
Québec City to Otopeni Intl flights
Ottawa to Otopeni Intl flights
London to Otopeni Intl flights
Calgary to Cluj Napoca flights
Vancouver Intl to Cluj Napoca flights
Pierre Elliott Trudeau Intl to Cluj Napoca flights
Pearson Intl to Sibiu flights
Vancouver Intl to Timisoara flights
Vancouver Intl to Iaşi flights
Vancouver Intl to Sibiu flights
Pierre Elliott Trudeau Intl to Iaşi flights
Edmonton to Otopeni Intl flights
Saskatoon to Otopeni Intl flights
Pierre Elliott Trudeau Intl to Sibiu flights
Pierre Elliott Trudeau Intl to Timisoara flights
Hamilton to Otopeni Intl flights
Pearson Intl to Suceava flights
Ottawa to Timisoara flights
Windsor to Otopeni Intl flights
Windsor to Sibiu flights
Windsor to Timisoara flights
Victoria to Otopeni Intl flights
London to Cluj Napoca flights
Prince George to Otopeni Intl flights
St John to Otopeni Intl flights
Fort St. John to Cluj Napoca flights
Halifax to Otopeni Intl flights
Vancouver Intl to Bacău flights

Top 10 airlines flying from Ontario to Bucharest

Discover the top 10 airlines that operate flights from Ontario to Bucharest. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 713AverageC$ 1,056FlexibilityNo cancel feeOn-time79%
Search SWISS flights
American AirlinesCheapestC$ 824AverageC$ 875FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Austrian AirlinesCheapestC$ 830AverageC$ 1,253FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
LOTCheapestC$ 919AverageC$ 1,333FlexibilityNo cancel feeOn-time81%
Search LOT flights
British AirwaysCheapestC$ 927AverageC$ 1,206FlexibilityNo cancel feeOn-time70%
Search British Airways flights
DeltaCheapestC$ 951AverageC$ 1,110FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 954AverageC$ 1,201FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapestC$ 959AverageC$ 1,280FlexibilityNo cancel feeOn-time77%
Search Air France flights
KLMCheapestC$ 961AverageC$ 1,252FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestC$ 1,016AverageC$ 1,173FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Bucharest?

Cheapflights makes it easy to find Ontario to Bucharest flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Bucharest?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Bucharest from Ontario.

Can Cheapflights find flights from Ontario to Bucharest with no change fees?

Certainly. Search results for flights to Bucharest from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Ontario to Bucharest become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Bucharest flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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