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Cheap flights from California to Bulgaria from $229

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 Bulgaria departing on 10/30. 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 Bulgaria

Cheap round-trip flights

Lufthansa Logo
5:15 pm - 6:40 pmSAN-SOF
15h 25m1 stop
Lufthansa Logo
6:00 am - 7:52 pmSOF-SAN
23h 52m2 stops
$570Lufthansa
Find Deal
Sun, Oct 19 - Tue, Nov 4
Lufthansa Logo
9:10 pm - 10:50 pmLAS-SOF
15h 40m1 stop
Lufthansa Logo
6:10 am - 6:35 pmSOF-LAS
22h 25m2 stops
$572Lufthansa
Find Deal
Mon, Oct 20 - Wed, Nov 5
Multiple Airlines Logo
6:50 pm - 1:30 amLAX-SOF
20h 40m1 stop
Multiple Airlines Logo
8:15 pm - 6:10 pmSOF-LAX
31h 55m2 stops
$580Multiple Airlines
Find Deal
Tue, Nov 11 - Sat, Dec 13
Multiple Airlines Logo
11:30 am - 3:15 pmLAX-SOF
17h 45m2 stops
Multiple Airlines Logo
6:10 am - 8:50 pmSOF-LAX
24h 40m2 stops
$581Multiple Airlines
Find Deal
Wed, Jan 21 - Wed, Feb 4
Turkish Airlines Logo
7:55 pm - 2:45 pmLAX-SOF
32h 50m1 stop
Turkish Airlines Logo
9:40 pm - 11:10 amSOF-LAX
23h 30m1 stop
$582Turkish Airlines
Find Deal
Sun, Oct 19 - Tue, Nov 4
Turkish Airlines Logo
12:40 pm - 8:25 pmSFO-SOF
21h 45m1 stop
Turkish Airlines Logo
9:25 am - 4:40 pmSOF-SFO
17h 15m1 stop
$583Turkish Airlines
Find Deal
Wed, Oct 8 - Wed, Oct 22
British Airways Logo
8:05 pm - 1:30 pmLAX-SOF
31h 25m1 stop
British Airways Logo
9:00 pm - 6:30 pmSOF-LAX
31h 30m1 stop
$584British Airways
Find Deal
Wed, Oct 22 - Wed, Nov 5
LOT Logo
10:20 pm - 1:50 pmLAX-SOF
29h 30m1 stop
LOT Logo
6:35 pm - 2:20 pmSOF-LAX
29h 45m1 stop
$585LOT
Find Deal
Wed, Nov 26 - Mon, Dec 1
LOT Logo
4:15 pm - 1:50 pmLAX-SOF
35h 35m1 stop
LOT Logo
6:35 pm - 8:20 pmSOF-LAX
35h 45m1 stop
$586LOT
Find Deal
Fri, Dec 26 - Fri, Jan 16
British Airways Logo
9:00 pm - 8:10 pmLAX-SOF
37h 10m1 stop
British Airways Logo
9:00 pm - 6:30 pmSOF-LAX
31h 30m1 stop
$598British Airways
Find Deal
Mon, Nov 10 - Wed, Dec 10

Lufthansa flights from California to Bulgaria

Our best Lufthansa deals on California to Bulgaria flight tickets
Lufthansa
Oct 19
SAN5:15 pmSan Diego
15h 25m
1 stop
SOF6:40 pmSofia
Nov 4
SOF6:00 amSofia
23h 52m
2 stops
SAN7:52 pmSan Diego
$570
Find similar
Lufthansa
Oct 20
LAS9:10 pmLas Vegas Harry Reid Intl
15h 40m
1 stop
SOF10:50 pmSofia
Nov 5
SOF6:10 amSofia
22h 25m
2 stops
LAS6:35 pmLas Vegas Harry Reid Intl
$572
Find similar
Lufthansa
Oct 20
LAS9:10 pmLas Vegas Harry Reid Intl
15h 40m
1 stop
SOF10:50 pmSofia
Nov 5
SOF6:10 amSofia
15h 50m
1 stop
LAS12:00 pmLas Vegas Harry Reid Intl
$583
Find similar

Austrian Airlines flights from California to Bulgaria

Our best Austrian Airlines deals on California to Bulgaria flight tickets
Austrian Airlines
Jan 21
SFO8:25 amSan Francisco
29h 30m
2 stops
SOF11:55 pmSofia
Feb 4
SOF7:55 amSofia
21h 24m
2 stops
SFO7:19 pmSan Francisco
$670
Find similar
Austrian Airlines
Dec 5
LAX8:15 amLos Angeles
21h 00m
2 stops
VAR3:15 pmVarna
Dec 16
VAR4:00 pmVarna
31h 05m
2 stops
LAX1:05 pmLos Angeles
$673
Find similar
Austrian Airlines
Jan 22
LAX8:20 amLos Angeles
20h 55m
2 stops
VAR3:15 pmVarna
Jan 26
VAR4:00 pmVarna
37h 09m
2 stops
LAX7:09 pmLos Angeles
$677
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California to Bulgaria 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 September 25, 2025.
Use the filters below to find and compare flights from California to Bulgaria that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSofia

SAN - SOF

SANSOF

San Diego

Sun 10/19

5:15 pm-6:40 pm

1 stop15h 25m

Sofia

Tue 11/4

6:00 am-7:52 pm

2 stops23h 52m

$570

Las VegasSofia

LAS - SOF

LASSOF

Las Vegas Harry Reid Intl

Mon 10/20

9:10 pm-10:50 pm

1 stop15h 40m

Sofia

Wed 11/5

6:10 am-6:35 pm

2 stops22h 25m

$572

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Tue 11/11

6:50 pm-1:30 am

1 stop20h 40m

Sofia

Sat 12/13

8:15 pm-6:10 pm

2 stops31h 55m

$580

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 1/21

11:30 am-3:15 pm

2 stops17h 45m

Sofia

Wed 2/4

6:10 am-8:50 pm

2 stops24h 40m

$581

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Sun 10/19

7:55 pm-2:45 pm

1 stop32h 50m

Sofia

Tue 11/4

9:40 pm-11:10 am

1 stop23h 30m

$582

San FranciscoSofia

SFO - SOF

SFOSOF

San Francisco

Wed 10/8

12:40 pm-8:25 pm

1 stop21h 45m

Sofia

Wed 10/22

9:25 am-4:40 pm

1 stop17h 15m

$583

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 10/22

8:05 pm-1:30 pm

1 stop31h 25m

Sofia

Wed 11/5

9:00 pm-6:30 pm

1 stop31h 30m

$584

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Wed 11/26

10:20 pm-1:50 pm

1 stop29h 30m

Sofia

Mon 12/1

6:35 pm-2:20 pm

1 stop29h 45m

$585

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Fri 12/26

4:15 pm-1:50 pm

1 stop35h 35m

Sofia

Fri 1/16

6:35 pm-8:20 pm

1 stop35h 45m

$586

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

Mon 11/10

9:00 pm-8:10 pm

1 stop37h 10m

Sofia

Wed 12/10

9:00 pm-6:30 pm

1 stop31h 30m

$598

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 Bulgaria from

How to get the cheapest flight ticket from California to Bulgaria

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 Bulgaria?

If you aren’t able to travel to Bulgaria during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $646.

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

The cheapest day to depart from California to Bulgaria is on a Monday when prices can be found for as low as $773. On the other hand, Saturday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,099.

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

In the evening is the cheapest time of day to fly from California to Bulgaria when you can find flight prices for as low as $695. Flying to Bulgaria in the evening is an ideal time because this is during off-peak travel hours. Flights to Bulgaria are more costly in the afternoon, with an average ticket price of $942. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Bulgaria from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Bulgaria for around $835 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bulgaria from California for as low as $716 on momondo.

Can stopping save me money on California to Bulgaria flights?

You could potentially save up to 26% on your flight if you consider stops on a California to Bulgaria flight.

Cheap California to Bulgaria flight deals and tips

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

Direct flights

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

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

    Prices for flights from California to Bulgaria are updated daily.

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

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

    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 Bulgaria.

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

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

Best airlines flying from California to Bulgaria

Compare and see reviews for airlines that fly from California to Bulgaria with momondo
Airline
Rating
Free Cancellation
Price
ITA AirwaysPriceFrom $530Free CancellationRating
6.7
1,045 reviews
Search ITA Airways flights
LOTPriceFrom $535Free CancellationRating
7.6
1,118 reviews
Search LOT flights
Turkish AirlinesPriceFrom $542Free CancellationRating
7.3
3,976 reviews
Search Turkish Airlines flights
KLMPriceFrom $588Free CancellationRating
7.8
1,391 reviews
Search KLM flights
LufthansaPriceFrom $610Free CancellationRating
6.8
7,424 reviews
Search Lufthansa flights
United AirlinesPriceFrom $627Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
British AirwaysPriceFrom $641Free CancellationRating
6.7
7,399 reviews
Search British Airways flights
Austrian AirlinesPriceFrom $650Free CancellationRating
7.6
853 reviews
Search Austrian Airlines flights
Aer LingusPriceFrom $796Free CancellationRating
7.2
1,300 reviews
Search Aer Lingus flights
SWISSPriceFrom $819Free CancellationRating
7.5
1,744 reviews
Search SWISS flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from California to Bulgaria for you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bulgaria from California.

I’m not ready to book a flight from California to Bulgaria right now. Can momondo alert me if prices change?

If you are not ready to book a flight from California to Bulgaria now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Bulgaria and let you know when they change.

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