What airlines fly to Southeast Europe?

Lufthansa, Turkish Airlines and United Airlines are the top three most popular airlines that fly to Southeast Europe from California according to our data. Lufthansa is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Southeast Europe. Keep in mind that there are 22 different airlines that fly to Southeast Europe on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from California to Southeast Europe?

British Airways, Lufthansa, and KLM are the most popular carriers operating from California to Southeast Europe

How long is the flight from California to Southeast Europe?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into Southeast Europe, then you can expect flight times to average 10h 15m and 10h 55m, respectively.

When did momondo last update prices for flights from California to Southeast Europe?

Prices for flights from California to Southeast Europe were last updated today.

How many operators does momondo search for flights from California to Southeast Europe?

The number of operators available for flights from California to Southeast Europe is 21 as of March 2026.

How old do you have to be to fly from California to Southeast Europe?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Southeast Europe.

What documentation or ID do you need to fly to Southeast Europe?

The travel and health documents required for your trip to Southeast Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$307 Cheap Flights from California to Southeast Europe in 2026

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Find the cheapest flights from California to Southeast Europe

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:10 pm - 1:15 pm

LAX

SOF

31h 05m

1 stop

9:35 am - 11:40 am

SOF

LAX

36h 05m

1 stop

$562Turkish Airlines

Wed, Apr 8 - Thu, Apr 23

8:10 pm - 8:45 am

LAX

SOF

26h 35m

1 stop

9:35 am - 11:40 am

SOF

LAX

36h 05m

1 stop

$566Turkish Airlines

Wed, Apr 8 - Thu, Apr 23

8:10 pm - 8:45 am

LAX

SOF

26h 35m

1 stop

9:35 am - 6:15 pm

SOF

LAX

18h 40m

1 stop

$600Turkish Airlines

Sun, Apr 5 - Tue, Apr 21

5:30 pm - 6:35 pm

LAX

OTP

15h 05m

1 stop

6:15 am - 3:15 pm

OTP

LAX

19h 00m

1 stop

$618Lufthansa

Wed, May 6 - Wed, May 13

5:30 pm - 12:10 am

LAX

OTP

20h 40m

2 stops

6:55 pm - 1:05 pm

OTP

LAX

28h 10m

1 stop

$623Austrian Airlines

Mon, Aug 17 - Mon, Aug 24

4:45 pm - 6:40 pm

SFO

ATH

15h 55m

1 stop

7:30 pm - 2:40 pm

ATH

SFO

29h 10m

1 stop

$628Scandinavian Airlines

Tue, Sep 1 - Tue, Sep 15

5:30 pm - 6:35 pm

LAX

OTP

15h 05m

1 stop

6:35 am - 3:15 pm

OTP

LAX

18h 40m

2 stops

$630Multiple Airlines

Wed, May 6 - Wed, May 13

3:05 pm - 3:10 pm

LAX

OTP

14h 05m

1 stop

3:55 pm - 1:05 pm

OTP

LAX

31h 10m

1 stop

$631Austrian Airlines

Mon, Aug 17 - Mon, Aug 24

4:45 pm - 6:40 pm

SFO

ATH

15h 55m

1 stop

1:50 pm - 2:40 pm

ATH

SFO

34h 50m

2 stops

$632Scandinavian Airlines

Tue, Aug 18 - Tue, Sep 1

9:25 pm - 8:55 am

SAN

ATH

25h 30m

2 stops

3:55 am - 8:02 pm

ATH

SAN

26h 07m

2 stops

$749Multiple Airlines

Wed, Apr 22 - Tue, Apr 28

Turkish Airlines flights from California to Southeast Europe

Our best Turkish Airlines deals on California to Southeast Europe flight tickets

Turkish Airlines

Apr 8

LAX8:10 pmLos Angeles Los Angeles

31h 05m

1 stop

SOF1:15 pmSofia

Apr 23

SOF9:35 amSofia

36h 05m

1 stop

LAX11:40 amLos Angeles Los Angeles

$562

Turkish Airlines

Apr 8

LAX8:10 pmLos Angeles Los Angeles

26h 35m

1 stop

SOF8:45 amSofia

Apr 23

SOF9:35 amSofia

36h 05m

1 stop

LAX11:40 amLos Angeles Los Angeles

$566

Turkish Airlines

Apr 5

LAX8:10 pmLos Angeles Los Angeles

26h 35m

1 stop

SOF8:45 amSofia

Apr 21

SOF9:35 amSofia

18h 40m

1 stop

LAX6:15 pmLos Angeles Los Angeles

$600

KLM flights from California to Southeast Europe

Our best KLM deals on California to Southeast Europe flight tickets

KLM

Aug 19

ONT7:00 amOntario

17h 00m

1 stop

ATH10:00 amAthens Eleftherios V.

Sep 2

ATH9:45 amAthens Eleftherios V.

18h 16m

1 stop

ONT6:01 pmOntario

$785

KLM

May 5

ONT10:15 pmOntario

26h 45m

1 stop

ATH11:00 amAthens Eleftherios V.

May 14

ATH9:45 amAthens Eleftherios V.

18h 51m

1 stop

ONT6:36 pmOntario

$794

KLM

May 5

ONT10:15 pmOntario

26h 45m

1 stop

ATH11:00 amAthens Eleftherios V.

May 12

ATH12:10 pmAthens Eleftherios V.

19h 38m

1 stop

ONT9:48 pmOntario

$825

momondo Fare Finder

Use the filters below to find and compare flights from California to Southeast Europe that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles Los Angeles

Wed 4/8

8:10 pm-1:15 pm

1 stop31h 05m

Sofia

Thu 4/23

9:35 am-11:40 am

1 stop36h 05m

$562

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles Los Angeles

Wed 4/8

8:10 pm-8:45 am

1 stop26h 35m

Sofia

Thu 4/23

9:35 am-11:40 am

1 stop36h 05m

$566

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles Los Angeles

Sun 4/5

8:10 pm-8:45 am

1 stop26h 35m

Sofia

Tue 4/21

9:35 am-6:15 pm

1 stop18h 40m

$600

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles Los Angeles

Wed 5/6

5:30 pm-6:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

Wed 5/13

6:15 am-3:15 pm

1 stop19h 00m

$618

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles Los Angeles

Mon 8/17

5:30 pm-12:10 am

2 stops20h 40m

Bucharest Otopeni Intl

Mon 8/24

6:55 pm-1:05 pm

1 stop28h 10m

$623

San FranciscoAthens

SFO - ATH

SFOATH

San Francisco

Tue 9/1

4:45 pm-6:40 pm

1 stop15h 55m

Athens Eleftherios V.

Tue 9/15

7:30 pm-2:40 pm

1 stop29h 10m

$628

Quickest round-trip

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles Los Angeles

Wed 5/6

5:30 pm-6:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

Wed 5/13

6:35 am-3:15 pm

2 stops18h 40m

$630

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles Los Angeles

Mon 8/17

3:05 pm-3:10 pm

1 stop14h 05m

Bucharest Otopeni Intl

Mon 8/24

3:55 pm-1:05 pm

1 stop31h 10m

$631

San FranciscoAthens

SFO - ATH

SFOATH

San Francisco

Tue 8/18

4:45 pm-6:40 pm

1 stop15h 55m

Athens Eleftherios V.

Tue 9/1

1:50 pm-2:40 pm

2 stops34h 50m

$632

San DiegoAthens

SAN - ATH

SANATH

San Diego

Wed 4/22

9:25 pm-8:55 am

2 stops25h 30m

Athens Eleftherios V.

Tue 4/28

3:55 am-8:02 pm

2 stops26h 07m

$749

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 Southeast Europe

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 Southeast Europe?

The month of February is, on average, the cheapest month to fly to Southeast Europe from California, with most prices found around $568. If you aren’t able to travel during the month of February, then book flights to Southeast Europe from California during January instead. Flights to Southeast Europe in January, while not as cheap as those in February, still average around $604.

What is the cheapest day to depart on your flight to Southeast Europe?

On average, the least expensive day to fly to Southeast Europe from California is on a Thursday. momondo users have found tickets for Thursday departures for as low as $660. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from California to Southeast Europe for around $747.

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

Our most recent data shows that the best time of day to fly to Southeast Europe is in the evening. Flights from California to Southeast Europe during this time can be as low as $703. In contrast, the most expensive time of day to depart to Southeast Europe is at noon when prices are around $838.

What is the cheapest California to Southeast Europe flight route?

Fly from Los Angeles Los Angeles to Athens Eleftherios V. for the best California - Southeast Europe flight prices

How far in advance should I book a flight to Southeast Europe?

You are more likely to see cheaper flights to Southeast Europe from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Europe for around $763 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Europe from California for as low as $663 on momondo.

What cabin class options are available on California to Southeast Europe flights?

There are 3 cabin classes available to choose from on California to Southeast Europe flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on California to Southeast Europe flights?

No. A direct flight is the cheapest option for a flight between California to Southeast Europe.

Cheap California to Southeast Europe flight deals and tips

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

Fastest flight time	13h 45m
Direct flights	None

The fastest flight from California to Southeast Europe takes 13h 45m

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

Search flight deals

When did momondo last update prices for flights from California to Southeast Europe?
Prices for flights from California to Southeast Europe were last updated today.
How many operators does momondo search for flights from California to Southeast Europe?
The number of operators available for flights from California to Southeast Europe is 21 as of March 2026.
How old do you have to be to fly from California to Southeast Europe?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Southeast Europe.
What documentation or ID do you need to fly to Southeast Europe?
The travel and health documents required for your trip to Southeast Europe can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southeast Europe. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from California to Southeast Europe?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from California to Southeast Europe is Boeing 787-9 Dreamliner (14.10% of total bookings). The next most popular plane models are Boeing 777-300ER (9.80%), Airbus A321neo (7.65%), and Airbus A320neo (6.94%).

Best airlines flying from California to Southeast Europe

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

Airline	Rating	Free Cancellation	Price
A.P.G.	PriceFrom $355	Free Cancellation	Rating 0.0	Search A.P.G. flights
Delta	PriceFrom $382	Free Cancellation	Rating 7.9 8,319 reviews	Search Delta flights
Norse Atlantic Airways	PriceFrom $402	Free Cancellation	Rating 7.0 174 reviews	Search Norse Atlantic Airways flights
SWISS	PriceFrom $424	Free Cancellation	Rating 7.5 1,903 reviews	Search SWISS flights
American Airlines	PriceFrom $441	Free Cancellation	Rating 7.1 11,493 reviews	Search American Airlines flights
British Airways	PriceFrom $446	Free Cancellation	Rating 6.7 7,813 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $467	Free Cancellation	Rating 7.3 1,722 reviews	Search Scandinavian Airlines flights
ITA Airways	PriceFrom $475	Free Cancellation	Rating 6.7 1,173 reviews	Search ITA Airways flights
KLM	PriceFrom $489	Free Cancellation	Rating 7.8 1,477 reviews	Search KLM flights
Air France	PriceFrom $497	Free Cancellation	Rating 7.4 1,550 reviews	Search Air France flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to Southeast Europe. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Southeast Europe from California with this policy.

How can momondo help me find flights from California to Southeast Europe?

momondo provides multiple filters to help you find the best flight to Southeast Europe from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Southeast Europe from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.