HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bucharest

$246+ Cheap flights from California to Bucharest (BUH)

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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUH
Jul 12 — Jul 191
Sun 7/12
Sun 7/19
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from California to Bucharest with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from California to Bucharest

Cheapest flights from California to Bucharest
Explore the most affordable flight options available from California to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2026.

This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/276:10 am
ONT
-
OTP
2 stops26h 25m
United Airlines
Wed 8/196:05 am
OTP
-
ONT
2 stops26h 30m
United Airlines
Deal found 6/11$721
This Kiwi.com deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:40 pm
SFO
-
OTP
1 stop17h 25m
Lufthansa
Tue 12/221:05 pm
OTP
-
SFO
1 stop16h 30m
Lufthansa
Deal found 6/7$721
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/278:45 am
SNA
-
OTP
2 stops23h 50m
United Airlines
Wed 8/196:05 am
OTP
-
SNA
2 stops26h 20m
United Airlines
Deal found 6/11$721
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:10 am
ONT
-
OTP
2 stops19h 50m
United Airlines
Wed 8/266:05 am
OTP
-
ONT
2 stops23h 56m
United Airlines
Deal found 6/8$722
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:10 am
ONT
-
OTP
2 stops19h 50m
United Airlines
Tue 8/256:15 am
OTP
-
ONT
2 stops21h 56m
United Airlines
Deal found 6/8$723
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2712:48 pm
BUR
-
OTP
2 stops19h 47m
United Airlines
Wed 8/196:15 am
OTP
-
BUR
2 stops24h 37m
United Airlines
Deal found 6/11$723
This Iberia deal was found by Cheapflights users on 6/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/810:47 am
ONT
-
OTP
2 stops17h 58m
Multiple Airlines
Tue 12/228:00 am
OTP
-
ONT
2 stops24h 14m
Multiple Airlines
Deal found 6/7$724
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:18 pm
ONT
-
OTP
2 stops17h 02m
United Airlines
Wed 8/266:05 am
OTP
-
ONT
2 stops22h 11m
United Airlines
Deal found 6/8$734
This United Airlines deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/111:18 pm
ONT
-
OTP
2 stops17h 02m
United Airlines
Tue 8/256:15 am
OTP
-
ONT
2 stops24h 38m
United Airlines
Deal found 6/8$735
This oojo deal was found by Cheapflights users on 6/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/29:40 pm
SFO
-
OTP
1 stop17h 25m
Lufthansa
Thu 11/126:00 am
OTP
-
SFO
1 stop16h 35m
Lufthansa
Deal found 6/8$735
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/102:06 pm
SFO
-
OTP
2 stops22h 49m
British Airways
Tue 11/244:40 pm
OTP
-
SFO
1 stop32h 20m
British Airways
Deal found 6/9$737
This oojo deal was found by Cheapflights users on 6/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2111:09 am
SAN
-
OTP
2 stops27h 11m
British Airways
Tue 11/38:00 am
OTP
-
SAN
1 stop18h 10m
British Airways
Deal found 6/9$737

Find flight deals from California to Bucharest

Keep the following information in mind while searching for California to Bucharest flight deals. Data was last updated June 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$721
(United Airlines)

One-way from

$246
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$1,034
Provider with most accurate pricing for Los Angeles-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Bucharest (BUH) flights.
Search Deals
From California to Bucharest (BUH)
Search Deals
One-way flight from California to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California 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 2,558,603 searches. Data last updated June 12, 2026.
Use the filters below to find and compare flights from California to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Wed 8/12

1:18 pm-6:35 pm

2 stops19h 17m

Bucharest Otopeni Intl

Tue 8/25

6:15 am-6:11 pm

2 stops21h 56m

$723

Santa AnaBucharest

SNA - OTP

SNAOTP

Santa Ana J. Wayne/Orange Cnty

Wed 7/29

2:47 pm-1:10 am

2 stops24h 23m

Bucharest Otopeni Intl

Thu 8/13

6:05 am-9:17 am

2 stops37h 12m

$752

Santa AnaBucharest

SNA - OTP

SNAOTP

Santa Ana J. Wayne/Orange Cnty

Mon 7/27

4:00 pm-6:35 pm

2 stops16h 35m

Bucharest Otopeni Intl

Fri 8/14

6:05 am-10:17 pm

3 stops26h 12m

$752

BurbankBucharest

BUR - OTP

BUROTP

Burbank Bob Hope

Sun 7/26

9:50 pm-1:10 am

2 stops41h 20m

Bucharest Otopeni Intl

Thu 8/13

6:05 am-12:48 pm

2 stops40h 43m

$753

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 11/2

6:00 am-2:10 pm

2 stops22h 10m

Bucharest Otopeni Intl

Thu 11/12

6:00 am-11:45 am

1 stop15h 45m

$755

San DiegoBucharest

SAN - OTP

SANOTP

San Diego

Sat 10/31

1:05 pm-10:50 pm

2 stops24h 45m

Bucharest Otopeni Intl

Tue 11/10

6:00 am-12:10 pm

1 stop16h 10m

$755

BurbankBucharest

BUR - OTP

BUROTP

Burbank Bob Hope

Mon 7/27

9:08 am-6:35 pm

2 stops23h 27m

Bucharest Otopeni Intl

Mon 8/17

12:45 pm-8:52 pm

2 stops42h 07m

$763

Santa AnaBucharest

SNA - OTP

SNAOTP

Santa Ana J. Wayne/Orange Cnty

Mon 7/27

10:20 am-6:35 pm

2 stops22h 15m

Bucharest Otopeni Intl

Mon 8/17

12:45 pm-5:29 pm

2 stops38h 44m

$763

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Mon 7/27

1:18 pm-1:10 am

2 stops25h 52m

Bucharest Otopeni Intl

Wed 8/12

1:45 pm-10:35 pm

2 stops42h 50m

$772

San DiegoBucharest

SAN - OTP

SANOTP

San Diego

Sat 10/17

1:10 pm-3:20 pm

2 stops40h 10m

Bucharest Otopeni Intl

Tue 10/27

6:05 am-4:45 pm

1 stop19h 40m

$780

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from California to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest from California 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 California to Bucharest

What is the cheapest month to book a flight from California to Bucharest?

Currently, November is the cheapest month in which you can book a flight from California to Bucharest (average of $317). Flying from California to Bucharest in June is currently the most expensive (average of $643). 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.

How much does it cost to fly round-trip from California to Bucharest?

How far ahead should I book a flight from California to Bucharest?

The best time to book flights from California to Bucharest is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Related info for your journey

Find useful and relevant information for your journey from California 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 California to Bucharest?

    A quick flight from California to Bucharest can take about 22h 10m. United Airlines provides one of the quickest options available for as low as $755. California and Bucharest are separated by a distance of 6422 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    One-way options have recently been found by users for as low as $226 on Delta. Other airlines that offer cheap prices include Air France from $226 and American Airlines from $227 one-way.

  • What are the most popular routes from California to Bucharest?

    While some choose either Ontario - Bucharest Otopeni Intl or San Francisco - Bucharest Otopeni Intl, Los Angeles - Bucharest Otopeni Intl is the most popular route from California to Bucharest.

  • Can I find deals for flights from California to Bucharest that include hotel bookings?

    Yes. In addition to deals on California to Bucharest flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Bucharest?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Bucharest.

  • Can I find deals for business class flights from California to Bucharest?

    Yes. Cheapflights offers flight deals from California 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 California to Bucharest?

    Currently, November is the cheapest month in which you can book a flight from California to Bucharest (average of $317). Flying from California to Bucharest in June is currently the most expensive (average of $643). 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

Traveling to a place near Bucharest?

Book flights to Bucharest if you plan to visit one of these locations
Otopeni

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from California to Bucharest

Discover the top 10 airlines that operate flights from California 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 2,558,603 searches. Data last updated June 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
LOTCheapest$475Average$723FlexibilityNo cancel feeOn-time81%
KLMCheapest$489Average$820FlexibilityNo cancel feeOn-time75%
SWISSCheapest$490Average$659FlexibilityNo cancel feeOn-time79%
DeltaCheapest$491Average$926FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$491Average$824FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$501Average$803FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$506Average$782FlexibilityNo cancel feeOn-time70%
Air FranceCheapest$570Average$881FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$579Average$942FlexibilityNo cancel feeOn-time78%
Turkish AirlinesCheapest$592Average$702FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.