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Cheap flights from Bucharest to Los Angeles from $427

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 4/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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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
1:55 pm - 10:50 pm
OTP
-
ONT
18h 55m
2 stops
United Airlines Logo
1:18 pm - 4:20 pm
ONT
-
OTP
17h 02m
2 stops
$946United Airlines
Sat, Jun 13 - Wed, Aug 5
United Airlines Logo
1:55 pm - 10:50 pm
OTP
-
ONT
18h 55m
2 stops
United Airlines Logo
1:18 pm - 4:20 pm
ONT
-
OTP
17h 02m
2 stops
$966United Airlines
Sat, Jun 13 - Wed, Aug 5
American Airlines Logo
8:15 am - 7:56 pm
OTP
-
ONT
21h 41m
2 stops
American Airlines Logo
4:54 pm - 1:20 am
ONT
-
OTP
22h 26m
2 stops
$970American Airlines
Wed, Jun 17 - Thu, Sep 3
Multiple Airlines Logo
4:30 am - 10:40 pm
OTP
-
ONT
28h 10m
2 stops
Multiple Airlines Logo
4:54 pm - 12:20 am
ONT
-
OTP
21h 26m
2 stops
$1,038Multiple Airlines
Sat, Jun 13 - Wed, Aug 5
Multiple Airlines Logo
4:05 pm - 10:40 pm
OTP
-
ONT
40h 35m
2 stops
Multiple Airlines Logo
4:54 pm - 12:20 am
ONT
-
OTP
21h 26m
2 stops
$1,042Multiple Airlines
Sat, Jun 13 - Wed, Aug 5
Turkish Airlines Logo
9:30 pm - 8:45 pm
OTP
-
ONT
33h 15m
2 stops
Turkish Airlines Logo
11:59 pm - 8:10 am
ONT
-
OTP
22h 11m
2 stops
$1,061Turkish Airlines
Wed, May 27 - Sat, Sep 5
Multiple Airlines Logo
8:15 am - 10:38 pm
OTP
-
ONT
24h 23m
2 stops
Multiple Airlines Logo
8:15 am - 2:05 pm
ONT
-
OTP
19h 50m
2 stops
$1,086Multiple Airlines
Thu, Jun 25 - Sun, Aug 30
Air Serbia Logo
4:30 am - 10:40 pm
OTP
-
ONT
28h 10m
2 stops
Air Serbia Logo
11:59 pm - 3:20 pm
ONT
-
OTP
29h 21m
2 stops
$1,094Air Serbia
Thu, Jun 11 - Sun, Aug 2
Air Serbia Logo
4:05 pm - 8:45 pm
OTP
-
ONT
38h 40m
2 stops
Air Serbia Logo
11:59 pm - 3:05 am
ONT
-
OTP
41h 06m
2 stops
$1,097Air Serbia
Mon, May 25 - Mon, Sep 7
Air Serbia Logo
4:05 pm - 10:40 pm
OTP
-
ONT
40h 35m
2 stops
Air Serbia Logo
11:59 pm - 3:20 pm
ONT
-
OTP
29h 21m
2 stops
$1,100Air Serbia
Thu, Jun 11 - Sun, Aug 2

British Airways flights from Bucharest to Ontario

Our best British Airways deals on Bucharest to Ontario flight tickets
British Airways
Apr 16
OTP8:15 amBucharest Otopeni Intl
23h 44m
2 stops
ONT9:59 pmOntario
Apr 29
ONT10:59 amOntario
17h 36m
2 stops
OTP2:35 pmBucharest Otopeni Intl
$1,195
British Airways
Aug 26
OTP4:15 pmBucharest Otopeni Intl
58h 09m
2 stops
ONT4:24 pmOntario
Aug 30
ONT4:54 pmOntario
38h 26m
2 stops
OTP5:20 pmBucharest Otopeni Intl
$1,216
British Airways
Aug 26
OTP4:15 pmBucharest Otopeni Intl
60h 02m
2 stops
ONT6:17 pmOntario
Aug 30
ONT1:00 pmOntario
25h 50m
2 stops
OTP12:50 amBucharest Otopeni Intl
$1,224

Qatar Airways flights from Bucharest to Ontario

Our best Qatar Airways deals on Bucharest to Ontario flight tickets
Qatar Airways
Jun 7
OTP5:10 pmBucharest Otopeni Intl
35h 37m
2 stops
ONT6:47 pmOntario
Jul 31
ONT12:02 pmOntario
40h 13m
2 stops
OTP2:15 pmBucharest Otopeni Intl
$1,377
Qatar Airways
Jun 7
OTP5:10 pmBucharest Otopeni Intl
36h 07m
2 stops
ONT7:17 pmOntario
Jul 31
ONT12:02 pmOntario
40h 13m
2 stops
OTP2:15 pmBucharest Otopeni Intl
$1,475
Qatar Airways
Apr 20
OTP5:10 pmBucharest Otopeni Intl
35h 03m
2 stops
ONT6:13 pmOntario
May 3
ONT2:08 pmOntario
31h 37m
2 stops
OTP7:45 amBucharest Otopeni Intl
$1,500

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 March 13, 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
Quickest round-trip

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Sat 6/13

1:55 pm-10:50 pm

2 stops18h 55m

Ontario

Wed 8/5

1:18 pm-4:20 pm

2 stops17h 02m

$946

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Sat 6/13

1:55 pm-10:50 pm

2 stops18h 55m

Ontario

Wed 8/5

1:18 pm-4:20 pm

2 stops17h 02m

$966

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 6/17

8:15 am-7:56 pm

2 stops21h 41m

Ontario

Thu 9/3

4:54 pm-1:20 am

2 stops22h 26m

$970

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Sat 6/13

4:30 am-10:40 pm

2 stops28h 10m

Ontario

Wed 8/5

4:54 pm-12:20 am

2 stops21h 26m

$1,038

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Sat 6/13

4:05 pm-10:40 pm

2 stops40h 35m

Ontario

Wed 8/5

4:54 pm-12:20 am

2 stops21h 26m

$1,042

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Wed 5/27

9:30 pm-8:45 pm

2 stops33h 15m

Ontario

Sat 9/5

11:59 pm-8:10 am

2 stops22h 11m

$1,061

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 6/25

8:15 am-10:38 pm

2 stops24h 23m

Ontario

Sun 8/30

8:15 am-2:05 pm

2 stops19h 50m

$1,086

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 6/11

4:30 am-10:40 pm

2 stops28h 10m

Ontario

Sun 8/2

11:59 pm-3:20 pm

2 stops29h 21m

$1,094

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Mon 5/25

4:05 pm-8:45 pm

2 stops38h 40m

Ontario

Mon 9/7

11:59 pm-3:05 am

2 stops41h 06m

$1,097

BucharestOntario

OTP - ONT

OTPONT

Bucharest Otopeni Intl

Thu 6/11

4:05 pm-10:40 pm

2 stops40h 35m

Ontario

Sun 8/2

11:59 pm-3:20 pm

2 stops29h 21m

$1,100

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?

American Airlines, British 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 45% 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

18h 55m

Direct flights

None
The fastest flight from Bucharest to Ontario takes 18h 55m
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 18h 55m 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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