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Cheap flights from Ontario (ONT) to Bucharest (BUH) from $558

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 7/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — BUH
May 2 — May 91
From?
To?
Thu 5/2
Thu 5/9
1 adult, Economy
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How far in advance should I book a flight from Ontario to Bucharest?

Travelers have found it’s best to book a flight 56 days in advance to save up to 35% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 56 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Bucharest 1-2 weeks in advance for as low as $657, or $751 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Bucharest?

Our data shows that January tends to be the cheapest month to fly to Bucharest from Ontario. Users have commonly found prices around $800 for the month, but tickets can be as low as $472. Due to multiple factors, prepare for potentially higher prices in June.

When is the cheapest time to fly from Ontario to Bucharest (ONT - BUH)?

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

Cheap British Airways flights from Ontario to Bucharest

Explore cheap flight options specifically provided by British Airways for the route between Ontario and Bucharest. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Check out some of the cheapest British Airways flights we've come across from Ontario to Bucharest. Make sure to double check the flight details before booking.
Wed 10/232:52 pmONT - OTP
2 stops23h 28mBritish Airways
Wed 11/68:15 amOTP - ONT
2 stops23h 28mBritish Airways
Deal found 4/25$589
Mon 9/232:52 pmONT - OTP
2 stops23h 43mBritish Airways
Mon 10/73:30 pmOTP - ONT
2 stops41h 56mBritish Airways
Deal found 4/25$614
Wed 8/2810:50 amONT - OTP
2 stops27h 30mBritish Airways
Wed 9/119:00 amOTP - ONT
2 stops24h 26mBritish Airways
Deal found 4/26$634
Fri 9/2712:45 pmONT - OTP
2 stops21h 25mBritish Airways
Fri 10/118:30 amOTP - ONT
2 stops38h 55mBritish Airways
Deal found 4/26$656
Thu 9/2611:59 pmONT - OTP
2 stops34h 11mBritish Airways
Thu 10/103:45 pmOTP - ONT
2 stops59h 48mBritish Airways
Deal found 4/25$662
Sun 8/252:52 pmONT - OTP
2 stops24h 03mBritish Airways
Sun 9/88:35 amOTP - ONT
2 stops23h 09mBritish Airways
Deal found 4/26$677
Mon 7/296:10 amONT - OTP
2 stops32h 25mBritish Airways
Mon 8/128:35 amOTP - ONT
2 stops38h 50mBritish Airways
Deal found 4/26$690
Sat 8/2411:59 pmONT - OTP
2 stops38h 56mBritish Airways
Sat 9/79:05 pmOTP - ONT
2 stops34h 39mBritish Airways
Deal found 4/25$708
Mon 6/1711:59 pmONT - OTP
2 stops38h 46mBritish Airways
Thu 6/278:30 amOTP - ONT
2 stops25h 29mBritish Airways
Deal found 4/26$710

Cheap United Airlines flights from Ontario to Bucharest

Explore cheap flight options specifically provided by United Airlines for the route between Ontario and Bucharest. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Some of the lowest-priced United Airlines flights we've found at this time heading from Ontario to Bucharest. Deals frequently update to provide users with more options.
Tue 9/2410:49 amONT - OTP
2 stops21h 01mUnited Airlines
Tue 10/81:30 pmOTP - ONT
2 stops19h 26mUnited Airlines
Deal found 4/26$638
Tue 9/1010:49 amONT - OTP
2 stops21h 01mUnited Airlines
Tue 10/296:00 amOTP - ONT
2 stops25h 05mUnited Airlines
Deal found 4/26$745
Tue 8/2710:49 amONT - OTP
2 stops21h 01mUnited Airlines
Tue 9/106:00 amOTP - ONT
2 stops25h 31mUnited Airlines
Deal found 4/25$865
Sat 8/246:00 amONT - OTP
3 stops32h 50mUnited Airlines
Sat 9/76:00 amOTP - ONT
2 stops28h 45mUnited Airlines
Deal found 4/25$969
Tue 5/281:50 pmONT - OTP
2 stops24h 00mUnited Airlines
Sat 6/812:45 pmOTP - ONT
2 stops19h 42mUnited Airlines
Deal found 4/26$1,044
Sun 9/296:02 amONT - OTP
3 stops26h 33mUnited Airlines
Sun 10/136:00 amOTP - ONT
2 stops25h 21mUnited Airlines
Deal found 4/26$1,113
Wed 6/191:55 pmONT - OTP
2 stops41h 55mUnited Airlines
Thu 6/276:00 amOTP - ONT
2 stops26h 45mUnited Airlines
Deal found 4/26$1,149
Fri 5/1710:42 amONT - OTP
2 stops21h 08mUnited Airlines
Fri 5/316:00 amOTP - ONT
2 stops24h 48mUnited Airlines
Deal found 4/25$1,168
Thu 5/231:50 pmONT - OTP
2 stops23h 50mUnited Airlines
Wed 5/296:15 amOTP - ONT
2 stops24h 33mUnited Airlines
Deal found 4/26$1,237

Cheap Ontario to Bucharest flights in April & May 2024

Find cheap flight options from Ontario to Bucharest specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.
Scroll through some of the best deals on flights from Ontario to Bucharest in 2024. Check back soon for alternative fares.
Thu 5/211:59 pmONT - OTP
2 stops52h 01mBritish Airways
Fri 5/248:30 amOTP - ONT
2 stops25h 26mBritish Airways
Deal found 4/26$738
Thu 5/211:59 pmONT - OTP
2 stops37h 51mBritish Airways
Thu 5/98:30 amOTP - ONT
2 stops23h 59mBritish Airways
Deal found 4/25$852
Fri 5/1710:29 pmONT - OTP
2 stops39h 56mAmerican Airlines
Mon 3/174:05 pmOTP - ONT
2 stops50h 38mAmerican Airlines
Deal found 4/27$877
Fri 5/312:53 pmONT - OTP
2 stops21h 17mBritish Airways
Fri 5/108:30 amOTP - ONT
2 stops21h 38mBritish Airways
Deal found 4/26$930
Thu 5/212:53 pmONT - OTP
2 stops25h 52mBritish Airways
Thu 5/238:30 amOTP - ONT
2 stops23h 59mBritish Airways
Deal found 4/26$989
Tue 5/72:50 pmONT - OTP
2 stops23h 55mBritish Airways
Tue 5/216:10 pmOTP - ONT
2 stops34h 12mBritish Airways
Deal found 4/26$999
Tue 5/281:50 pmONT - OTP
2 stops24h 00mUnited Airlines
Sat 6/812:45 pmOTP - ONT
2 stops19h 42mUnited Airlines
Deal found 4/26$1,044
Fri 5/1710:42 amONT - OTP
2 stops21h 08mUnited Airlines
Fri 5/316:00 amOTP - ONT
2 stops24h 48mUnited Airlines
Deal found 4/25$1,168
Sat 5/182:50 pmONT - OTP
2 stops23h 35mBritish Airways
Sat 6/18:30 amOTP - ONT
2 stops21h 38mBritish Airways
Deal found 4/26$1,193

Ontario to Bucharest 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Bucharest in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Scroll through some of the best deals on flights from Ontario to Bucharest in 2024. Check back soon for alternative fares.
Wed 10/232:52 pmONT - OTP
2 stops23h 28mBritish Airways
Wed 11/68:15 amOTP - ONT
2 stops23h 28mBritish Airways
Deal found 4/25$589
Mon 9/232:52 pmONT - OTP
2 stops23h 43mBritish Airways
Mon 10/73:30 pmOTP - ONT
2 stops41h 56mBritish Airways
Deal found 4/25$614
Wed 8/2810:50 amONT - OTP
2 stops27h 30mBritish Airways
Wed 9/119:00 amOTP - ONT
2 stops24h 26mBritish Airways
Deal found 4/26$634
Tue 9/2410:49 amONT - OTP
2 stops21h 01mUnited Airlines
Tue 10/81:30 pmOTP - ONT
2 stops19h 26mUnited Airlines
Deal found 4/26$638
Sun 10/273:01 pmONT - OTP
2 stops23h 44mBritish Airways
Sun 11/107:40 amOTP - ONT
2 stops24h 03mBritish Airways
Deal found 4/26$639
Fri 9/2712:45 pmONT - OTP
2 stops21h 25mBritish Airways
Fri 10/118:30 amOTP - ONT
2 stops38h 55mBritish Airways
Deal found 4/26$656
Thu 9/2611:59 pmONT - OTP
2 stops34h 11mBritish Airways
Thu 10/103:45 pmOTP - ONT
2 stops59h 48mBritish Airways
Deal found 4/25$662
Sat 10/266:02 amONT - OTP
3 stops21h 08mUnited Airlines
Sat 11/96:00 amOTP - ONT
2 stops24h 17mUnited Airlines
Deal found 4/25$668
Sun 8/252:52 pmONT - OTP
2 stops24h 03mBritish Airways
Sun 9/88:35 amOTP - ONT
2 stops23h 09mBritish Airways
Deal found 4/26$677

Ontario to Bucharest flights leaving soon

Find last-minute flight options from Ontario to Bucharest for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Have a look at some of the flights available from Ontario to Bucharest departing last-minute. It's wise to confirm all flight details are correct before booking.
Thu 5/211:59 pmONT - OTP
2 stops52h 01mBritish Airways
Fri 5/248:30 amOTP - ONT
2 stops25h 26mBritish Airways
Deal found 4/26$738
Thu 5/211:59 pmONT - OTP
2 stops37h 51mBritish Airways
Thu 5/98:30 amOTP - ONT
2 stops23h 59mBritish Airways
Deal found 4/25$852
Fri 5/312:53 pmONT - OTP
2 stops21h 17mBritish Airways
Fri 5/108:30 amOTP - ONT
2 stops21h 38mBritish Airways
Deal found 4/26$930
Thu 5/212:53 pmONT - OTP
2 stops25h 52mBritish Airways
Thu 5/238:30 amOTP - ONT
2 stops23h 59mBritish Airways
Deal found 4/26$989
Tue 5/72:50 pmONT - OTP
2 stops23h 55mBritish Airways
Tue 5/216:10 pmOTP - ONT
2 stops34h 12mBritish Airways
Deal found 4/26$999
Tue 5/710:34 amONT - OTP
2 stops18h 51mMultiple Airlines
Tue 5/218:35 amOTP - ONT
2 stops25h 21mMultiple Airlines
Deal found 4/27$1,211

One-way flights to Bucharest from Ontario

Search for one-way flight options from Ontario to Bucharest. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.
Take a look at some of the one-way flights we've detected from Ontario to Bucharest. Those needing a return flight from Ontario to Bucharest can use the search form above.
Sun 7/2111:59 pmONT - OTP
2 stops38h 36mBritish Airways
Deal found 4/26$558
Wed 5/152:50 pmONT - OTP
2 stops23h 30mAmerican Airlines
Deal found 4/26$569
Tue 5/1411:59 pmONT - OTP
2 stops38h 21mBritish Airways
Deal found 4/26$598
Sat 6/1511:59 pmONT - OTP
2 stops38h 56mBritish Airways
Deal found 4/26$604
Sun 6/95:50 amONT - OTP
2 stops26h 45mUnited Airlines
Deal found 4/26$611
Sat 5/1112:53 pmONT - OTP
2 stops25h 32mBritish Airways
Deal found 4/26$633
Thu 5/1610:42 amONT - OTP
2 stops21h 08mUnited Airlines
Deal found 4/26$697
Thu 6/138:10 amONT - OTP
2 stops30h 35mBritish Airways
Deal found 4/26$704
Sun 7/216:00 amONT - OTP
3 stops44h 00mUnited Airlines
Deal found 4/26$755

Find flights from Ontario to Bucharest within your budget

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 3,068,117 searches. Data last updated April 27, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$589 - $1,360

Route

Depart

Return

Price

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Wed 10/23

2 stops23h 28m

Bucharest Otopeni Intl

Wed 11/6

2 stops23h 28m

$589

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Mon 9/23

2 stops23h 43m

Bucharest Otopeni Intl

Mon 10/7

2 stops41h 56m

$614

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Wed 8/28

2 stops27h 30m

Bucharest Otopeni Intl

Wed 9/11

2 stops24h 26m

$634

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Tue 9/24

2 stops21h 01m

Bucharest Otopeni Intl

Tue 10/8

2 stops19h 26m

$638

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Fri 9/27

2 stops21h 25m

Bucharest Otopeni Intl

Fri 10/11

2 stops38h 55m

$656

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Tue 9/10

2 stops21h 01m

Bucharest Otopeni Intl

Tue 10/29

2 stops25h 05m

$745

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Sun 9/29

2 stops20h 10m

Bucharest Otopeni Intl

Sun 10/13

2 stops19h 56m

$784

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Wed 5/22

2 stops21h 03m

Bucharest Otopeni Intl

Mon 5/27

2 stops42h 59m

$1,289

OntarioBucharest Otopeni Intl

ONT - OTP

ONTOTP

Ontario

Tue 7/9

2 stops30h 40m

Bucharest Otopeni Intl

Wed 7/24

2 stops40h 28m

$1,360

Flights are sorted by cheapest first

Deals found on 4/25

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bucharest. Reviews last updated April 27, 2024.
Get a feel of what it's like to fly with British Airways, United Airlines and Air Serbia from Ontario to Bucharest by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.1
Very good
10,951 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
11,228 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines
7.3
Good
14,875 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Air Serbia
6.9
Okay
266 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

British Airways
6.8
Okay
6,903 reviews
Delta
8.1
Very good
10,951 reviews
Check prices

Boarding

8.2

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Crew

8.6

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

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.

  • What airport do you fly from for flights from Ontario to Bucharest?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to Bucharest. 0 airlines have flights from Ontario to Bucharest on a regular basis. Booking flights from Ontario to Bucharest should not be difficult; the airport handles an average of 0 outbound flights to Bucharest per day.

  • Can I find flights from Ontario to Bucharest for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Bucharest for under $600. The cheapest flight booked recently is on British Airways for just $589, but on average you can expect to pay $741.

  • Are there last-minute flights available from Ontario to Bucharest for under $800?

    There are currently 6+ open flights from Ontario to Bucharest within the next 7 days for less than $800.

  • What are the cheapest airlines to fly from Ontario to Bucharest one-way?

    One-way options have recently been found by users for as low as $558 on British Airways. Other airlines that offer cheap prices include American Airlines from $569 and United Airlines from $611 one-way.

  • What does ONT to OTP mean?

    ONT and OTP are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to OTP refers to a flight route from Ontario Airport to Bucharest Otopeni Intl Airport. Bucharest Baneasa Airport (BBU) are other airports near this flight route and their unique identifiers/IATA codes.

  • Can I find deals for flights from Ontario to Bucharest that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Bucharest flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Bucharest with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Bucharest flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to Bucharest that allow pets onboard?

    Many airlines flying from Ontario to Bucharest offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Bucharest?

    Yes, you can often find last-minute deals on Ontario to Bucharest flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Bucharest flight deals updated?

    The Ontario to Bucharest flight deals you see on this page were last updated on 4/26.

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.

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Search flights from Ontario to Bucharest by cabin class

Find flights from Ontario to Bucharest, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

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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 goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Bucharest. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Ontario to Bucharest by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Yes! Cheapflights helps users easily find flights from Ontario to Bucharest with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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