What is the cheapest airline that flies from California to Bucharest?

British Airways, Austrian Airlines, and United Airlines are the most popular carriers operating from California to Bucharest

How long does it take to fly to Bucharest?

Flight times from California to Bucharest vary, but if you’re flying out of Los Angeles and flying into Bucharest Otopeni Intl Airport (one of the most popular routes), then the duration is 15h 05m on average. Another popular route from California to Bucharest is flying from San Francisco to Bucharest Otopeni Intl Airport, which will take roughly 15h 30m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Bucharest?

Lufthansa, Turkish Airlines and British Airways are the top three most popular airlines that fly to Bucharest from California according to our data. Lufthansa is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Bucharest. Keep in mind that there are 10 different airlines that fly to Bucharest on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from California to Bucharest is 10 as of June 2026.

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.

$321 Cheap Flights from California to Bucharest in 2026

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Find the cheapest flights from California to Bucharest

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:00 am - 1:40 pm

SNA

OTP

20h 40m

2 stops

7:05 am - 5:22 pm

OTP

SNA

20h 17m

2 stops

$720Delta

Tue, Jul 28 - Fri, Aug 21

1:18 pm - 6:35 pm

ONT

OTP

43h 17m

2 stops

6:05 am - 8:01 pm

OTP

ONT

23h 56m

3 stops

$722United Airlines

Sun, Jul 26 - Fri, Aug 21

10:47 am - 2:45 pm

ONT

OTP

17h 58m

2 stops

8:00 am - 10:23 pm

OTP

ONT

24h 23m

2 stops

$725Multiple Airlines

Tue, Nov 3 - Tue, Nov 17

9:40 pm - 1:05 am

SFO

OTP

17h 25m

1 stop

6:00 am - 12:35 pm

OTP

SFO

16h 35m

1 stop

$734Lufthansa

Mon, Nov 2 - Thu, Nov 12

9:40 pm - 1:05 am

SFO

OTP

17h 25m

1 stop

6:00 am - 12:35 pm

OTP

SFO

16h 35m

1 stop

$735Lufthansa

Mon, Nov 2 - Thu, Nov 12

11:10 am - 3:50 pm

SMF

OTP

18h 40m

2 stops

6:00 am - 4:27 pm

OTP

SMF

20h 27m

2 stops

$742Multiple Airlines

Sun, Nov 1 - Wed, Nov 11

7:40 pm - 12:20 am

SAN

OTP

18h 40m

1 stop

8:00 am - 4:10 pm

OTP

SAN

18h 10m

1 stop

$744British Airways

Wed, Oct 21 - Tue, Nov 3

5:30 pm - 2:45 pm

SFO

OTP

35h 15m

1 stop

4:00 pm - 3:00 pm

OTP

SFO

33h 00m

1 stop

$745British Airways

Mon, Nov 2 - Mon, Nov 16

5:30 pm - 12:10 am

LAX

OTP

20h 40m

2 stops

6:35 pm - 4:15 pm

OTP

LAX

30h 40m

2 stops

$815Austrian Airlines

Sun, Jul 26 - Sat, Oct 31

3:05 pm - 12:25 pm

LAX

OTP

35h 20m

1 stop

3:55 pm - 1:05 pm

OTP

LAX

31h 10m

1 stop

$822Austrian Airlines

Fri, Sep 11 - Mon, Oct 5

Delta flights from California to Bucharest

Our best Delta deals on California to Bucharest flight tickets

Delta

Jul 28

SNA7:00 amSanta Ana J. Wayne/Orange Cnty

20h 40m

2 stops

OTP1:40 pmBucharest Otopeni Intl

Aug 21

OTP7:05 amBucharest Otopeni Intl

20h 17m

2 stops

SNA5:22 pmSanta Ana J. Wayne/Orange Cnty

$720

Delta

Jul 27

BUR4:54 pmBurbank Bob Hope

58h 06m

2 stops

OTP1:00 pmBucharest Otopeni Intl

Aug 18

OTP2:00 pmBucharest Otopeni Intl

36h 08m

2 stops

BUR4:08 pmBurbank Bob Hope

$725

Delta

Jul 27

SNA2:09 pmSanta Ana J. Wayne/Orange Cnty

37h 31m

2 stops

OTP1:40 pmBucharest Otopeni Intl

Aug 18

OTP2:35 pmBucharest Otopeni Intl

35h 39m

2 stops

SNA4:14 pmSanta Ana J. Wayne/Orange Cnty

$740

United Airlines flights from California to Bucharest

Our best United Airlines deals on California to Bucharest flight tickets

United Airlines

Jul 26

ONT1:18 pmOntario

43h 17m

2 stops

OTP6:35 pmBucharest Otopeni Intl

Aug 21

OTP6:05 amBucharest Otopeni Intl

23h 56m

3 stops

ONT8:01 pmOntario

$722

United Airlines

Jul 27

ONT5:00 amOntario

27h 35m

2 stops

OTP6:35 pmBucharest Otopeni Intl

Aug 21

OTP12:45 pmBucharest Otopeni Intl

20h 14m

2 stops

ONT10:59 pmOntario

$724

United Airlines

Jul 26

ONT1:18 pmOntario

43h 17m

2 stops

OTP6:35 pmBucharest Otopeni Intl

Aug 18

OTP1:50 pmBucharest Otopeni Intl

40h 11m

3 stops

ONT8:01 pmOntario

$742

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa AnaBucharest

SNA - OTP

SNAOTP

Santa Ana J. Wayne/Orange Cnty

Tue 7/28

7:00 am-1:40 pm

2 stops20h 40m

Bucharest Otopeni Intl

Fri 8/21

7:05 am-5:22 pm

2 stops20h 17m

$720

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Sun 7/26

1:18 pm-6:35 pm

2 stops43h 17m

Bucharest Otopeni Intl

Fri 8/21

6:05 am-8:01 pm

3 stops23h 56m

$722

OntarioBucharest

ONT - OTP

ONTOTP

Ontario

Tue 11/3

10:47 am-2:45 pm

2 stops17h 58m

Bucharest Otopeni Intl

Tue 11/17

8:00 am-10:23 pm

2 stops24h 23m

$725

Quickest round-trip

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 11/2

9:40 pm-1:05 am

1 stop17h 25m

Bucharest Otopeni Intl

Thu 11/12

6:00 am-12:35 pm

1 stop16h 35m

$734

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 11/2

9:40 pm-1:05 am

1 stop17h 25m

Bucharest Otopeni Intl

Thu 11/12

6:00 am-12:35 pm

1 stop16h 35m

$735

SacramentoBucharest

SMF - OTP

SMFOTP

Sacramento Intl

Sun 11/1

11:10 am-3:50 pm

2 stops18h 40m

Bucharest Otopeni Intl

Wed 11/11

6:00 am-4:27 pm

2 stops20h 27m

$742

San DiegoBucharest

SAN - OTP

SANOTP

San Diego

Wed 10/21

7:40 pm-12:20 am

1 stop18h 40m

Bucharest Otopeni Intl

Tue 11/3

8:00 am-4:10 pm

1 stop18h 10m

$744

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 11/2

5:30 pm-2:45 pm

1 stop35h 15m

Bucharest Otopeni Intl

Mon 11/16

4:00 pm-3:00 pm

1 stop33h 00m

$745

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sun 7/26

5:30 pm-12:10 am

2 stops20h 40m

Bucharest Otopeni Intl

Sat 10/31

6:35 pm-4:15 pm

2 stops30h 40m

$815

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 9/11

3:05 pm-12:25 pm

1 stop35h 20m

Bucharest Otopeni Intl

Mon 10/5

3:55 pm-1:05 pm

1 stop31h 10m

$822

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 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

Prices

Airlines

Other information

What is the cheapest month to fly to Bucharest?

In general, November 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 $317. If you aren’t able to travel to Bucharest during the month of November, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $386.

How far in advance should I book a flight from California 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 $739 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 $648 on momondo.

Can stopping save me money on California to Bucharest flights?

You could potentially save up to 29% 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

Fastest flight time	15h 05m
Direct flights	None

The fastest flight from California to Bucharest takes 15h 05m

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

Search flight deals

Frequently asked questions about flying from California to Bucharest

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?
The number of operators available for flights from California to Bucharest is 10 as of June 2026.
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
LOT	PriceFrom $475	Free Cancellation	Rating 7.5 1,198 reviews	Search LOT flights
KLM	PriceFrom $489	Free Cancellation	Rating 7.8 1,524 reviews	Search KLM flights
SWISS	PriceFrom $490	Free Cancellation	Rating 7.5 1,964 reviews	Search SWISS flights
Delta	PriceFrom $491	Free Cancellation	Rating 7.8 8,396 reviews	Search Delta flights
Lufthansa	PriceFrom $491	Free Cancellation	Rating 6.8 8,036 reviews	Search Lufthansa flights
United Airlines	PriceFrom $501	Free Cancellation	Rating 7.4 9,778 reviews	Search United Airlines flights
British Airways	PriceFrom $506	Free Cancellation	Rating 6.7 8,027 reviews	Search British Airways flights
Air France	PriceFrom $550	Free Cancellation	Rating 7.4 1,596 reviews	Search Air France flights
Austrian Airlines	PriceFrom $573	Free Cancellation	Rating 7.6 923 reviews	Search Austrian Airlines flights
Turkish Airlines	PriceFrom $592	Free Cancellation	Rating 7.4 4,409 reviews	Search Turkish Airlines flights

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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Bucharest Otopeni Intl Airport

Cheap flights from California to Bucharest from $321

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 9/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from California to Bucharest

What is the cheapest month to fly to Bucharest?

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

Can stopping save me money on California to Bucharest flights?

What is the cheapest airline that flies from California to Bucharest?

What airlines fly to Bucharest?

How long does it take to fly to Bucharest?

Cheap California to Bucharest flight deals and tips

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

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Frequently asked questions about flying from California to Bucharest

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Compare and see reviews for airlines that fly from California to Bucharest with momondo

Traveling to a place near Bucharest?

Why use momondo?

An easier way to manage your Bucharest trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Airports listed have a maximum distance of 9.6 mi from Bucharest

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List of cabin classes available on flights landing in Bucharest. Availability may vary depending on flight origin and airline.

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