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Cheap flights from California to Bucharest from $216

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Bucharest departing on 10/13. 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
0 bags

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Find the cheapest flights from California to Bucharest

Cheap round-trip flights

Air France Logo
11:36 am - 3:50 pmONT-OTP
19h 14m2 stops
Air France Logo
8:40 am - 11:04 pmOTP-ONT
24h 24m2 stops
$478Air France
Find Deal
mié., oct. 29 - mar., nov. 11
Delta Logo
11:36 am - 10:50 pmONT-OTP
26h 14m2 stops
Delta Logo
6:05 am - 10:55 pmOTP-ONT
26h 50m2 stops
$486Delta
Find Deal
mar., oct. 28 - mar., nov. 11
Multiple Airlines Logo
11:48 am - 3:25 pmONT-OTP
18h 37m2 stops
Multiple Airlines Logo
8:40 am - 11:04 pmOTP-ONT
24h 24m2 stops
$491Multiple Airlines
Find Deal
lun., oct. 27 - mar., nov. 11
British Airways Logo
3:00 pm - 10:55 pmONT-OTP
21h 55m2 stops
British Airways Logo
8:00 am - 10:02 pmOTP-ONT
24h 02m2 stops
$493British Airways
Find Deal
mar., ene. 13 - mar., ene. 27
United Airlines Logo
1:40 pm - 11:55 pmONT-OTP
25h 15m2 stops
United Airlines Logo
2:50 pm - 10:51 pmOTP-ONT
18h 01m2 stops
$526United Airlines
Find Deal
mar., oct. 28 - mar., nov. 11
United Airlines Logo
5:05 am - 12:30 pmONT-OTP
21h 25m3 stops
United Airlines Logo
5:55 am - 8:58 pmOTP-ONT
25h 03m2 stops
$527United Airlines
Find Deal
mar., ene. 13 - mar., ene. 27
Multiple Airlines Logo
12:25 pm - 6:35 pmSNA-OTP
44h 10m2 stops
Multiple Airlines Logo
5:55 am - 11:25 amOTP-SNA
39h 30m2 stops
$533Multiple Airlines
Find Deal
jue., nov. 27 - vie., dic. 5
British Airways Logo
2:51 pm - 11:30 pmONT-OTP
23h 39m2 stops
British Airways Logo
3:50 pm - 10:23 pmOTP-ONT
40h 33m2 stops
$538British Airways
Find Deal
mié., oct. 29 - mié., nov. 5
Lufthansa Logo
9:10 pm - 11:50 pmLAS-OTP
16h 40m1 stop
Lufthansa Logo
5:55 am - 6:35 pmOTP-LAS
22h 40m2 stops
$544Lufthansa
Find Deal
dom., oct. 19 - mar., nov. 4
Lufthansa Logo
5:30 pm - 1:05 amLAX-OTP
21h 35m1 stop
Lufthansa Logo
5:55 am - 1:05 pmOTP-LAX
17h 10m1 stop
$555Lufthansa
Find Deal
sáb., nov. 8 - dom., nov. 23

Austrian Airlines flights from California to Bucharest

Our best Austrian Airlines deals on California to Bucharest flight tickets
Austrian Airlines
Sep 21
LAX5:30 pmLos Angeles
29h 30m
2 stops
OTP9:00 amBucharest Otopeni Intl
Sep 29
OTP1:15 pmBucharest Otopeni Intl
33h 50m
1 stop
LAX1:05 pmLos Angeles
$561
Find similar
Austrian Airlines
Nov 7
LAX7:45 amLos Angeles
30h 05m
2 stops
OTP11:50 pmBucharest Otopeni Intl
Nov 21
OTP6:40 amBucharest Otopeni Intl
22h 47m
2 stops
LAX7:27 pmLos Angeles
$562
Find similar
Austrian Airlines
Sep 25
LAX6:40 pmLos Angeles
43h 30m
2 stops
OTP12:10 amBucharest Otopeni Intl
Oct 10
OTP6:35 amBucharest Otopeni Intl
16h 30m
1 stop
LAX1:05 pmLos Angeles
$568
Find similar

Air France flights from California to Bucharest

Our best Air France deals on California to Bucharest flight tickets
Air France
Oct 29
ONT11:36 amOntario
19h 14m
2 stops
OTP3:50 pmBucharest Otopeni Intl
Nov 11
OTP8:40 amBucharest Otopeni Intl
24h 24m
2 stops
ONT11:04 pmOntario
$478
Find similar
Air France
Oct 29
ONT11:36 amOntario
19h 14m
2 stops
OTP3:50 pmBucharest Otopeni Intl
Nov 10
OTP8:40 amBucharest Otopeni Intl
24h 24m
2 stops
ONT11:04 pmOntario
$528
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated septiembre 17, 2025.
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

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mié. 10/29

11:36 am-3:50 pm

2 stops19h 14m

Bucharest Otopeni Intl

mar. 11/11

8:40 am-11:04 pm

2 stops24h 24m

$478

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mar. 10/28

11:36 am-10:50 pm

2 stops26h 14m

Bucharest Otopeni Intl

mar. 11/11

6:05 am-10:55 pm

2 stops26h 50m

$486

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

lun. 10/27

11:48 am-3:25 pm

2 stops18h 37m

Bucharest Otopeni Intl

mar. 11/11

8:40 am-11:04 pm

2 stops24h 24m

$491

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mar. 1/13

3:00 pm-10:55 pm

2 stops21h 55m

Bucharest Otopeni Intl

mar. 1/27

8:00 am-10:02 pm

2 stops24h 02m

$493

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mar. 10/28

1:40 pm-11:55 pm

2 stops25h 15m

Bucharest Otopeni Intl

mar. 11/11

2:50 pm-10:51 pm

2 stops18h 01m

$526

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mar. 1/13

5:05 am-12:30 pm

3 stops21h 25m

Bucharest Otopeni Intl

mar. 1/27

5:55 am-8:58 pm

2 stops25h 03m

$527

Santa AnaBucharest

SNA - OTP

SNAOTP

Santa Ana J. Wayne/Orange Cnty

jue. 11/27

12:25 pm-6:35 pm

2 stops44h 10m

Bucharest Otopeni Intl

vie. 12/5

5:55 am-11:25 am

2 stops39h 30m

$533

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

mié. 10/29

2:51 pm-11:30 pm

2 stops23h 39m

Bucharest Otopeni Intl

mié. 11/5

3:50 pm-10:23 pm

2 stops40h 33m

$538

Las VegasBucharest

LAS - OTP

LASOTP

Las Vegas Harry Reid Intl

dom. 10/19

9:10 pm-11:50 pm

1 stop16h 40m

Bucharest Otopeni Intl

mar. 11/4

5:55 am-6:35 pm

2 stops22h 40m

$544

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

sáb. 11/8

5:30 pm-1:05 am

1 stop21h 35m

Bucharest Otopeni Intl

dom. 11/23

5:55 am-1:05 pm

1 stop17h 10m

$555

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 Bucharest from

How to get the cheapest flight ticket from California to Bucharest

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 month to fly to Bucharest?

In general, October is the cheapest month to fly from California to Bucharest. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $592. If you aren’t able to travel to Bucharest during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $629.

What is the cheapest day to depart on your flight to Bucharest?

Our data shows that Sunday is the least expensive day to fly to Bucharest. Tickets to fly out on this day can be as low as $682. The most expensive day to fly to Bucharest is Saturday, with ticket prices averaging around $821.

What is the cheapest time of day to depart on your flight to Bucharest?

According to our data, the cheapest time of day to fly to Bucharest is in the morning. momondo users have found flights departing from California to Bucharest in the morning for as low as $689. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Bucharest is in the afternoon when prices are around $771.

How far in advance should I book a flight to Bucharest?

You are more likely to see cheaper flights to Bucharest from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Bucharest for around $702 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bucharest from California for as low as $620 on momondo.

Can stopping save me money on California to Bucharest flights?

You could potentially save up to 6% on your flight if you consider stops on a California to Bucharest flight.

Cheap California to Bucharest flight deals and tips

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

Direct flights

None
There are no direct flights from California to Bucharest. There are no popular flight routes from California to Bucharest.
Search flight deals

  • When did momondo last update prices for flights from California to Bucharest?

    Prices for flights from California to Bucharest are updated daily.

  • How many operators does momondo search for flights from California to Bucharest?

  • How old do you have to be to fly from California to Bucharest?

    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 California to Bucharest.

  • What documentation or ID do you need to fly to Bucharest?

    The travel and health documents you'll need for your trip to Bucharest 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 Bucharest. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Bucharest

Compare and see reviews for airlines that fly from California to Bucharest with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $442Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
Scandinavian AirlinesPriceFrom $481Free CancellationRating
7.4
1,486 reviews
Search Scandinavian Airlines flights
SWISSPriceFrom $494Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
British AirwaysPriceFrom $499Free CancellationRating
6.7
7,367 reviews
Search British Airways flights
American AirlinesPriceFrom $502Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
LOTPriceFrom $507Free CancellationRating
7.6
1,117 reviews
Search LOT flights
United AirlinesPriceFrom $527Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
Air FrancePriceFrom $550Free CancellationRating
7.4
1,468 reviews
Search Air France flights
KLMPriceFrom $552Free CancellationRating
7.8
1,386 reviews
Search KLM flights
Turkish AirlinesPriceFrom $571Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights

Traveling to a place near Bucharest?

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

Why use momondo?

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

Finding the right flight to Bucharest from California 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 Bucharest quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between California and Bucharest 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 California to Bucharest right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of California to Bucharest flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Bucharest trip

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Find better results for your trip to Romania

Fly into one of these airports located in Bucharest

Airports listed have a maximum distance of 9.6 mi from Bucharest
Bucharest Otopeni Intl Airport