When did momondo last update prices for flights from Bucharest to Ontario Airport?

Prices for flights from Bucharest to Ontario Airport were last updated today.

How old do you have to be to fly from Bucharest to Ontario Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to Ontario Airport.

What documentation or ID do you need to fly to Ontario Airport?

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$568 Cheap Flights from Bucharest to Ontario in 2026

1 adult

0 bags

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Bucharest to Los Angeles

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:05 am - 12:47 pm

OTP

ONT

40h 42m

2 stops

6:00 am - 11:50 pm

ONT

OTP

31h 50m

2 stops

$792United Airlines

Wed, Feb 4 - Sun, Feb 8

5:50 am - 11:18 am

OTP

ONT

39h 28m

2 stops

5:05 am - 2:05 pm

ONT

OTP

23h 00m

2 stops

$795United Airlines

Thu, Feb 5 - Mon, Feb 9

6:00 am - 4:15 pm

OTP

ONT

20h 15m

2 stops

10:30 pm - 12:05 pm

ONT

OTP

27h 35m

2 stops

$797Delta

Tue, Feb 3 - Sat, Feb 7

8:00 am - 10:29 pm

OTP

ONT

24h 29m

2 stops

10:56 am - 3:45 pm

ONT

OTP

18h 49m

2 stops

$829Multiple Airlines

Fri, Feb 13 - Thu, Feb 19

6:05 am - 5:47 pm

OTP

ONT

21h 42m

2 stops

7:00 am - 12:00 pm

ONT

OTP

19h 00m

2 stops

$855United Airlines

Tue, Jun 16 - Sun, Sep 6

2:50 pm - 10:57 pm

OTP

ONT

18h 07m

2 stops

6:15 am - 2:10 pm

ONT

OTP

21h 55m

2 stops

$870United Airlines

Fri, Feb 27 - Fri, Mar 6

8:05 am - 8:10 pm

OTP

ONT

22h 05m

2 stops

2:39 pm - 7:35 pm

ONT

OTP

18h 56m

2 stops

$1,016British Airways

Mon, Feb 9 - Sun, Feb 22

8:15 am - 9:26 pm

OTP

ONT

23h 11m

2 stops

2:31 pm - 12:20 am

ONT

OTP

23h 49m

2 stops

$1,019British Airways

Wed, Jul 1 - Sat, Sep 5

8:00 am - 10:48 pm

OTP

ONT

24h 48m

2 stops

7:00 am - 3:45 pm

ONT

OTP

22h 45m

2 stops

$1,028Multiple Airlines

Thu, Feb 5 - Wed, Feb 18

8:20 am - 11:56 pm

OTP

ONT

49h 36m

3 stops

7:00 am - 7:35 pm

ONT

OTP

26h 35m

2 stops

$1,046Multiple Airlines

Wed, Feb 4 - Sun, Feb 8

Air Serbia flights from Bucharest to Ontario

Our best Air Serbia deals on Bucharest to Ontario flight tickets

Air Serbia

Jun 14

OTP4:05 pmBucharest Otopeni Intl

40h 04m

2 stops

ONT10:09 pmOntario

Sep 8

ONT11:25 pmOntario

41h 40m

2 stops

OTP3:05 amBucharest Otopeni Intl

$1,388

Air Serbia

Jun 14

OTP4:05 pmBucharest Otopeni Intl

40h 04m

2 stops

ONT10:09 pmOntario

Sep 7

ONT11:25 pmOntario

41h 40m

2 stops

OTP3:05 amBucharest Otopeni Intl

$1,427

Air Serbia

Jun 28

OTP4:05 pmBucharest Otopeni Intl

40h 04m

2 stops

ONT10:09 pmOntario

Sep 7

ONT11:25 pmOntario

29h 55m

2 stops

OTP3:20 pmBucharest Otopeni Intl

$1,906

United Airlines flights from Bucharest to Ontario

Our best United Airlines deals on Bucharest to Ontario flight tickets

United Airlines

Feb 4

OTP6:05 amBucharest Otopeni Intl

40h 42m

2 stops

ONT12:47 pmOntario

Feb 8

ONT6:00 amOntario

31h 50m

2 stops

OTP11:50 pmBucharest Otopeni Intl

$792

United Airlines

Feb 5

OTP5:50 amBucharest Otopeni Intl

39h 28m

2 stops

ONT11:18 amOntario

Feb 9

ONT5:05 amOntario

23h 00m

2 stops

OTP2:05 pmBucharest Otopeni Intl

$795

United Airlines

Jun 16

OTP6:05 amBucharest Otopeni Intl

21h 42m

2 stops

ONT5:47 pmOntario

Sep 6

ONT7:00 amOntario

19h 00m

2 stops

OTP12:00 pmBucharest Otopeni Intl

$855

Fly from

Fly to

Route

Depart

Return

Price

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 2/4

6:05 am-12:47 pm

2 stops40h 42m

Ontario

Sun 2/8

6:00 am-11:50 pm

2 stops31h 50m

$792

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 2/5

5:50 am-11:18 am

2 stops39h 28m

Ontario

Mon 2/9

5:05 am-2:05 pm

2 stops23h 00m

$795

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 2/3

6:00 am-4:15 pm

2 stops20h 15m

Ontario

Sat 2/7

10:30 pm-12:05 pm

2 stops27h 35m

$797

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Fri 2/13

8:00 am-10:29 pm

2 stops24h 29m

Ontario

Thu 2/19

10:56 am-3:45 pm

2 stops18h 49m

$829

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 6/16

6:05 am-5:47 pm

2 stops21h 42m

Ontario

Sun 9/6

7:00 am-12:00 pm

2 stops19h 00m

$855

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Fri 2/27

2:50 pm-10:57 pm

2 stops18h 07m

Ontario

Fri 3/6

6:15 am-2:10 pm

2 stops21h 55m

$870

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Mon 2/9

8:05 am-8:10 pm

2 stops22h 05m

Ontario

Sun 2/22

2:39 pm-7:35 pm

2 stops18h 56m

$1,016

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 7/1

8:15 am-9:26 pm

2 stops23h 11m

Ontario

Sat 9/5

2:31 pm-12:20 am

2 stops23h 49m

$1,019

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 2/5

8:00 am-10:48 pm

2 stops24h 48m

Ontario

Wed 2/18

7:00 am-3:45 pm

2 stops22h 45m

$1,028

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 2/4

8:20 am-11:56 pm

3 stops49h 36m

Ontario

Sun 2/8

7:00 am-7:35 pm

2 stops26h 35m

$1,046

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bucharest to Ontario

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 Bucharest to Ontario?

American Airlines is the most popular carrier operating from Bucharest to Ontario

What airlines fly to Ontario?

Turkish Airlines, KLM and LOT are the top three most popular airlines that fly to Ontario from Bucharest according to our data. Turkish Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Bucharest to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Bucharest to Ontario (BUH to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to Ontario

Fastest flight time	19h 14m
Direct flights	None

The fastest flight from Bucharest to Ontario takes 19h 14m

There are no direct flights from Bucharest to Ontario. There are no popular flight routes from Bucharest to Ontario.

Search flight deals

How far is Bucharest to Ontario by plane?
A flight from Bucharest to Ontario will travel around 6550.5 mi. Typically, this will take 19h 14m by plane in normal conditions.
When did momondo last update prices for flights from Bucharest to Ontario Airport?
Prices for flights from Bucharest to Ontario Airport were last updated today.
How old do you have to be to fly from Bucharest to Ontario Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bucharest to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to Ontario?

Finding the right flight to Ontario from Bucharest is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Bucharest to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bucharest to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Bucharest to Ontario?

momondo helps you find the best flight between Bucharest and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Bucharest to Ontario right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bucharest to Ontario flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.