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Cheap flights from Ontario to Bucharest from C$ 434

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 29/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BUH
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap 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 15 December 2025.

Sun 28/125:55 p.m.YUL - OTP
1 stop13h 10mAir Canada
Tue 20/16:30 a.m.OTP - YUL
1 stop15h 40mAir Canada
Deal found 13/12C$ 938
Sun 28/128:10 p.m.YUL - OTP
1 stop21h 55mMultiple Airlines
Tue 20/16:30 a.m.OTP - YUL
1 stop15h 40mMultiple Airlines
Deal found 14/12C$ 1,019
Wed 24/128:10 p.m.YUL - OTP
2 stops20h 45mMultiple Airlines
Wed 15/46:30 a.m.OTP - YUL
1 stop15h 30mMultiple Airlines
Deal found 15/12C$ 1,097
Tue 30/129:10 a.m.YUL - OTP
2 stops21h 45mMultiple Airlines
Fri 9/16:30 a.m.OTP - YUL
2 stops16h 40mMultiple Airlines
Deal found 12/12C$ 1,340
Sun 28/125:55 p.m.YUL - OTP
2 stops22h 55mAustrian Airlines
Tue 20/16:55 a.m.OTP - YUL
2 stops17h 30mAustrian Airlines
Deal found 13/12C$ 1,358
Tue 23/125:10 p.m.YUL - OTP
2 stops47h 45mMultiple Airlines
Sat 17/14:40 p.m.OTP - YUL
2 stops53h 43mMultiple Airlines
Deal found 14/12C$ 1,374
Tue 16/121:10 p.m.YYZ - OTP
2 stops18h 35mMultiple Airlines
Thu 15/18:00 a.m.OTP - YYZ
1 stop19h 15mMultiple Airlines
Deal found 15/12C$ 1,402
Tue 16/121:10 p.m.YYZ - OTP
2 stops18h 35mMultiple Airlines
Mon 23/28:25 p.m.OTP - YYZ
1 stop25h 25mMultiple Airlines
Deal found 15/12C$ 1,440
Tue 23/128:40 p.m.YUL - OTP
1 stop19h 15mBritish Airways
Sat 17/14:00 p.m.OTP - YUL
1 stop33h 45mBritish Airways
Deal found 14/12C$ 1,444
Tue 16/1212:36 p.m.YYZ - OTP
2 stops19h 09mAmerican Airlines
Thu 19/28:00 a.m.OTP - YYZ
2 stops39h 35mAmerican Airlines
Deal found 15/12C$ 1,476
Sun 14/126:15 p.m.YYZ - OTP
2 stops17h 20mMultiple Airlines
Tue 13/14:40 p.m.OTP - YYZ
1 stop30h 45mMultiple Airlines
Deal found 14/12C$ 1,537
Tue 16/124:44 p.m.YYZ - OTP
2 stops15h 01mBritish Airways
Sun 22/27:35 a.m.OTP - YYZ
2 stops20h 54mBritish Airways
Deal found 15/12C$ 1,544

Find flight deals from Ontario to Bucharest

Keep the following information in mind while searching for Ontario to Bucharest flight deals. Data was last updated 15 December 2025.

Round-trip from

C$ 865

One-way from

C$ 434

Popular in

August

Cheapest in

November

Average price

C$ 1,238
Air Canada
  • Air Canada
  • 22/4-15/5
  • 2 total stops
  • 27h 05m total
  • Ontario to Bucharest
Search Deals
29/1
  • 29/1
  • 1 total stop
  • 14h 00m total
  • Ontario to Bucharest
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 15 December 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

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

7:30 p.m.-6:35 p.m.

2 stops16h 05m

Bucharest Otopeni Intl

Sat 17/1

4:40 p.m.-3:10 p.m.

1 stop29h 30m

C$ 866

TorontoBucharest

YTZ - OTP

YTZOTP

Toronto Island

Sun 11/1

5:30 p.m.-3:50 p.m.

2 stops39h 20m

Bucharest Otopeni Intl

Sun 18/1

4:40 p.m.-5:55 p.m.

2 stops32h 15m

C$ 874

TorontoBucharest

YTZ - OTP

YTZOTP

Toronto Island

Mon 2/2

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

2 stops20h 20m

Bucharest Otopeni Intl

Mon 16/2

4:40 p.m.-5:55 p.m.

2 stops32h 15m

C$ 874

TorontoBucharest

YTZ - OTP

YTZOTP

Toronto Island

Sun 1/2

5:30 p.m.-12:30 a.m.

2 stops48h 00m

Bucharest Otopeni Intl

Mon 16/2

4:40 p.m.-5:55 p.m.

2 stops32h 15m

C$ 874

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

9:25 p.m.-6:35 p.m.

2 stops15h 10m

Bucharest Otopeni Intl

Mon 6/4

5:55 a.m.-1:35 p.m.

2 stops14h 40m

C$ 876

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Thu 2/4

4:40 p.m.-1:05 a.m.

1 stop25h 25m

Bucharest Otopeni Intl

Thu 23/4

4:10 p.m.-3:00 p.m.

1 stop29h 50m

C$ 878

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Thu 14/5

10:00 p.m.-1:25 a.m.

1 stop20h 25m

Bucharest Otopeni Intl

Mon 25/5

8:25 a.m.-8:15 p.m.

1 stop18h 50m

C$ 883

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

8:40 p.m.-11:40 p.m.

2 stops20h 00m

Bucharest Otopeni Intl

Sun 26/4

6:30 a.m.-1:50 p.m.

2 stops14h 20m

C$ 887

TorontoBucharest

YYZ - OTP

YYZOTP

Toronto Pearson Intl

Thu 8/1

6:10 p.m.-1:05 a.m.

2 stops23h 55m

Bucharest Otopeni Intl

Tue 17/2

6:30 a.m.-4:05 p.m.

1 stop16h 35m

C$ 890

MontrealBucharest

YUL - OTP

YULOTP

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

6:35 p.m.-3:20 p.m.

2 stops13h 45m

Bucharest Otopeni Intl

Mon 25/5

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

1 stop15h 30m

C$ 894

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/12

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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, November is the cheapest month in which you can book a flight from Region of Ontario to Bucharest (average of C$ 731). Flying from Region of Ontario to Bucharest in July is currently the most expensive (average of C$ 1,173). 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 15 December 2025.

It’s typically best to fly out from Region of Ontario to Bucharest at noon. Doing so could potentially save you 15% on the flight price compared to flying in the afternoon, 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 Friday at noon 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 11h 30m. Fly via SWISS, Lufthansa, or LOT to get the fastest option. There are 7757 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 cheapest airlines to fly from Region of Ontario to Bucharest one-way?

    The cheapest airline one-way is Lufthansa, with whom users have recently found tickets for as low as C$ 701. However, be on the lookout for offers from Air Canada and LOT, as they are both options that can get you from Region of Ontario to Bucharest for a low price.

  • 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, November is the cheapest month in which you can book a flight from Region of Ontario to Bucharest (average of C$ 731). Flying from Region of Ontario to Bucharest in July is currently the most expensive (average of C$ 1,173). 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
Vancouver Intl to Otopeni Intl flights
Pearson Intl to Otopeni Intl flights
Toronto Island to Otopeni Intl flights
Pearson Intl to Cluj Napoca flights
Calgary to Otopeni Intl flights
Vancouver Intl to Cluj Napoca flights
Pierre Elliott Trudeau Intl to Sibiu flights
Calgary to Cluj Napoca flights
Québec City to Otopeni Intl flights
Pearson Intl to Iaşi flights
Halifax to Otopeni Intl flights
Vancouver Intl to Sibiu flights
Edmonton to Otopeni Intl flights
Vancouver Intl to Timisoara flights
Pierre Elliott Trudeau Intl to Cluj Napoca flights
Ottawa to Otopeni Intl flights
Pearson Intl to Sibiu flights
Pierre Elliott Trudeau Intl to Iaşi flights
Pearson Intl to Timisoara flights
Pierre Elliott Trudeau Intl to Timisoara flights
Victoria to Otopeni Intl flights
Windsor to Sibiu flights
Vancouver Intl to Iaşi flights
Pearson Intl to Suceava flights
Prince George to Otopeni Intl flights
London to Cluj Napoca flights
London to Otopeni Intl flights
Fort St. John to Cluj Napoca flights
Saskatoon to Otopeni Intl flights
Vancouver Intl to Bacău flights
St John to Otopeni Intl flights
Windsor to Timisoara flights
Windsor to Otopeni Intl flights
Ottawa to Timisoara flights
Hamilton to Otopeni Intl 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 15 December 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapestC$ 703AverageC$ 1,044FlexibilityNo cancel feeOn-time79%
Search SWISS flights
American AirlinesCheapestC$ 812AverageC$ 863FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Austrian AirlinesCheapestC$ 819AverageC$ 1,231FlexibilityNo cancel feeOn-time78%
Search Austrian Airlines flights
British AirwaysCheapestC$ 915AverageC$ 1,208FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LOTCheapestC$ 927AverageC$ 1,327FlexibilityNo cancel feeOn-time81%
Search LOT flights
Air CanadaCheapestC$ 942AverageC$ 1,185FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapestC$ 946AverageC$ 1,254FlexibilityNo cancel feeOn-time77%
Search Air France flights
DeltaCheapestC$ 947AverageC$ 1,107FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
KLMCheapestC$ 959AverageC$ 1,240FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapestC$ 1,027AverageC$ 1,162FlexibilityNo 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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