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Cheap flights from Bucharest to Los Angeles from $707

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to Los Angeles departing on 12/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Bucharest to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
5:00 am - 6:35 pm
ONT
-
OTP
27h 35m
2 stops
$1,014United Airlines
Wed, Jul 22 - Mon, Aug 17
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
7:00 am - 11:40 pm
ONT
-
OTP
30h 40m
2 stops
$1,016United Airlines
Wed, Jul 22 - Fri, Aug 21
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
6:00 am - 6:35 pm
ONT
-
OTP
26h 35m
2 stops
$1,022United Airlines
Tue, Jul 14 - Tue, Jul 28
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
1:50 pm - 12:50 pm
ONT
-
OTP
37h 00m
3 stops
$1,023United Airlines
Tue, Jul 14 - Tue, Jul 28
United Airlines Logo
6:05 am - 10:35 pm
OTP
-
ONT
26h 30m
2 stops
United Airlines Logo
7:00 am - 6:35 pm
ONT
-
OTP
25h 35m
2 stops
$1,024United Airlines
Fri, Aug 21 - Mon, Aug 31
United Airlines Logo
6:15 am - 10:51 pm
OTP
-
ONT
26h 36m
2 stops
United Airlines Logo
7:00 am - 1:10 am
ONT
-
OTP
32h 10m
2 stops
$1,027United Airlines
Tue, Jul 21 - Sun, Aug 16
United Airlines Logo
6:15 am - 10:51 pm
OTP
-
ONT
26h 36m
2 stops
United Airlines Logo
7:00 am - 11:40 pm
ONT
-
OTP
30h 40m
2 stops
$1,028United Airlines
Tue, Jul 21 - Fri, Aug 21
British Airways Logo
7:35 am - 9:52 pm
OTP
-
ONT
24h 17m
2 stops
British Airways Logo
10:58 am - 3:05 pm
ONT
-
OTP
18h 07m
2 stops
$1,044British Airways
Sun, Dec 20 - Sat, Jan 16
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
7:13 pm - 6:35 pm
ONT
-
OTP
37h 22m
3 stops
$1,048United Airlines
Thu, Jul 23 - Fri, Aug 21
United Airlines Logo
6:05 am - 10:51 pm
OTP
-
ONT
26h 46m
2 stops
United Airlines Logo
7:00 am - 11:40 pm
ONT
-
OTP
30h 40m
2 stops
$1,050United Airlines
Thu, Jul 23 - Fri, Aug 21

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British Airways flights from Bucharest to Ontario

Our best British Airways deals on Bucharest to Ontario flight tickets
British Airways
Dec 20
OTP7:35 amBucharest Otopeni Intl
24h 17m
2 stops
ONT9:52 pmOntario
Jan 16
ONT10:58 amOntario
18h 07m
2 stops
OTP3:05 pmBucharest Otopeni Intl
$1,044
British Airways
Oct 7
OTP4:15 pmBucharest Otopeni Intl
36h 42m
2 stops
ONT6:57 pmOntario
Oct 11
ONT12:35 pmOntario
26h 15m
2 stops
OTP12:50 amBucharest Otopeni Intl
$1,237
British Airways
Oct 7
OTP8:15 amBucharest Otopeni Intl
43h 32m
2 stops
ONT5:47 pmOntario
Oct 11
ONT1:31 pmOntario
25h 19m
2 stops
OTP12:50 amBucharest Otopeni Intl
$1,246

United Airlines flights from Bucharest to Ontario

Our best United Airlines deals on Bucharest to Ontario flight tickets
United Airlines
Jul 22
OTP6:05 amBucharest Otopeni Intl
26h 46m
2 stops
ONT10:51 pmOntario
Aug 18
ONT5:00 amOntario
27h 35m
2 stops
OTP6:35 pmBucharest Otopeni Intl
$1,014
United Airlines
Jul 22
OTP6:05 amBucharest Otopeni Intl
26h 46m
2 stops
ONT10:51 pmOntario
Aug 21
ONT7:00 amOntario
30h 40m
2 stops
OTP11:40 pmBucharest Otopeni Intl
$1,016
United Airlines
Jul 14
OTP6:05 amBucharest Otopeni Intl
26h 46m
2 stops
ONT10:51 pmOntario
Jul 28
ONT6:00 amOntario
26h 35m
2 stops
OTP6:35 pmBucharest Otopeni Intl
$1,022

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest to Ontario 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, momondo users made 832,500 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from Bucharest to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 7/22

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Mon 8/17

5:00 am-6:35 pm

2 stops27h 35m

$1,014

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 7/22

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Fri 8/21

7:00 am-11:40 pm

2 stops30h 40m

$1,016

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 7/14

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Tue 7/28

6:00 am-6:35 pm

2 stops26h 35m

$1,022

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 7/14

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Tue 7/28

1:50 pm-12:50 pm

3 stops37h 00m

$1,023

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Fri 8/21

6:05 am-10:35 pm

2 stops26h 30m

Ontario

Mon 8/31

7:00 am-6:35 pm

2 stops25h 35m

$1,024

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 7/21

6:15 am-10:51 pm

2 stops26h 36m

Ontario

Sun 8/16

7:00 am-1:10 am

2 stops32h 10m

$1,027

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Tue 7/21

6:15 am-10:51 pm

2 stops26h 36m

Ontario

Fri 8/21

7:00 am-11:40 pm

2 stops30h 40m

$1,028
Quickest round-trip

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Sun 12/20

7:35 am-9:52 pm

2 stops24h 17m

Ontario

Sat 1/16

10:58 am-3:05 pm

2 stops18h 07m

$1,044

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 7/23

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Fri 8/21

7:13 pm-6:35 pm

3 stops37h 22m

$1,048

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 7/23

6:05 am-10:51 pm

2 stops26h 46m

Ontario

Fri 8/21

7:00 am-11:40 pm

2 stops30h 40m

$1,050

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

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?

British Airways, Qatar Airways, and Air Serbia are the most popular carriers 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 58% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 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 25m

Direct flights

None
The fastest flight from Bucharest to Ontario takes 19h 25m
There are no direct flights from Bucharest to Ontario. There are no popular flight routes from Bucharest to Ontario.
Search flight deals

Frequently asked questions about flying from Bucharest to Ontario

  • 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 25m 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.

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