HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bulgaria

$367+ Cheap flights from Riverside, CA to Bulgaria

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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SOF
ene. 26 — feb. 21
dom. 1/26
dom. 2/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Riverside to Bulgaria 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 Riverside to Bulgaria

Discover tips and strategies to find the most affordable flight options for your journey from Riverside (R1V) to Bulgaria (BG0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated enero 21, 2025.

Round-trip from

$550
(Kiwi.com)

One-way from

$367
(Kiwi.com)
From Riverside to Bulgaria
Search Deals
One-way flight from Riverside to Bulgaria
Search Deals

Find flight deals from Riverside to Bulgaria

Cheapest flights from Riverside to Bulgaria
Explore the most affordable flight options available from Riverside to Bulgaria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
mar. 3/119:50 pmLAX - SOF
1 stop37h 30mMultiple Airlines
mar. 3/255:45 amSOF - LAX
1 stop23h 20mMultiple Airlines
Deal found 1/20$550
This Flightnetwork deal was found by Cheapflights users on 1/21. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/33:20 pmLAX - SOF
1 stop34h 50mITA Airways
dom. 3/166:00 pmSOF - LAX
1 stop29h 20mITA Airways
Deal found 1/21$565
This oojo deal was found by Cheapflights users on 1/20. 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.
mar. 3/115:15 pmLAX - SOF
1 stop15h 35mLOT
mar. 3/256:35 pmSOF - LAX
1 stop35h 55mLOT
Deal found 1/20$605
This Booking.com deal was found by Cheapflights users on 1/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/312:10 pmLAX - SOF
2 stops39h 15mAir Canada
dom. 3/162:15 pmSOF - LAX
2 stops39h 05mAir Canada
Deal found 1/21$647
This oojo deal was found by Cheapflights users on 1/21. 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.
lun. 3/31:00 pmLAX - SOF
1 stop16h 05mTurkish Airlines
jue. 4/179:15 pmSOF - LAX
1 stop24h 30mTurkish Airlines
Deal found 1/21$648
This oojo deal was found by Cheapflights users on 1/21. 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.
sáb. 3/1510:59 pmLAX - SOF
2 stops32h 21mBritish Airways
dom. 3/309:10 pmSOF - LAX
1 stop26h 15mBritish Airways
Deal found 1/21$672
This Kiwi.com deal was found by Cheapflights users on 1/20. 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.
vie. 3/146:30 pmLAX - SOF
1 stop14h 40mLufthansa
vie. 3/286:20 amSOF - LAX
1 stop16h 45mLufthansa
Deal found 1/20$676
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/1510:20 pmLAX - SOF
1 stop33h 00mAmerican Airlines
dom. 3/309:10 pmSOF - LAX
1 stop33h 05mAmerican Airlines
Deal found 1/20$682
This oojo deal was found by Cheapflights users on 1/20. 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.
dom. 3/167:55 pmLAX - VAR
1 stop28h 20mTurkish Airlines
jue. 4/33:35 amVAR - LAX
1 stop18h 10mTurkish Airlines
Deal found 1/20$697
This United deal was found by Cheapflights users on 1/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 3/156:30 pmLAX - SOF
1 stop14h 40mUnited Airlines
sáb. 3/296:00 amSOF - LAX
2 stops27h 59mUnited Airlines
Deal found 1/21$708
This Austrian Airlines deal was found by Cheapflights users on 1/20. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/65:30 pmLAX - VAR
2 stops35h 45mAustrian Airlines
jue. 3/134:00 pmVAR - LAX
2 stops38h 25mAustrian Airlines
Deal found 1/20$714
This Austrian Airlines deal was found by Cheapflights users on 1/20. 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 Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 2/78:20 amLAX - SOF
2 stops21h 10mAustrian Airlines
lun. 2/106:45 pmSOF - LAX
2 stops35h 01mAustrian Airlines
Deal found 1/20$719

Find flights from Riverside to Bulgaria within your budget

Customize your flight search to find flights from Riverside 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, Cheapflights users made 2,558,603 searches. Data last updated enero 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mar. 3/11

9:50 pm-8:20 pm

1 stop37h 30m

Sofia

mar. 3/25

5:45 am-8:05 pm

1 stop23h 20m

$550

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

lun. 3/3

3:20 pm-12:10 pm

1 stop34h 50m

Sofia

dom. 3/16

6:00 pm-2:20 pm

1 stop29h 20m

$565

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

mar. 3/11

5:15 pm-5:50 pm

1 stop15h 35m

Sofia

mar. 3/25

6:35 pm-9:30 pm

1 stop35h 55m

$605

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

lun. 3/3

12:10 pm-1:25 pm

2 stops39h 15m

Sofia

dom. 3/16

2:15 pm-8:20 pm

2 stops39h 05m

$647

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

lun. 3/3

1:00 pm-3:05 pm

1 stop16h 05m

Sofia

jue. 4/17

9:15 pm-11:45 am

1 stop24h 30m

$648

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

sáb. 3/15

10:59 pm-4:20 pm

2 stops32h 21m

Sofia

dom. 3/30

9:10 pm-1:25 pm

1 stop26h 15m

$672

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

vie. 3/14

6:30 pm-6:10 pm

1 stop14h 40m

Sofia

vie. 3/28

6:20 am-2:05 pm

1 stop16h 45m

$676

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

sáb. 3/15

10:20 pm-4:20 pm

1 stop33h 00m

Sofia

dom. 3/30

9:10 pm-8:15 pm

1 stop33h 05m

$682

Los AngelesVarna

LAX - VAR

LAXVAR

Los Angeles

dom. 3/16

2:00 pm-9:15 am

1 stop34h 15m

Varna

vie. 4/4

9:30 am-11:45 am

1 stop36h 15m

$697

Los AngelesSofia

LAX - SOF

LAXSOF

Los Angeles

sáb. 3/15

6:30 pm-6:10 pm

1 stop14h 40m

Sofia

sáb. 3/29

6:00 am-12:59 am

2 stops27h 59m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 28 results
1
2
3

Best time to book a flight from Riverside to Bulgaria

Have a flexible travel schedule? Discover the best time to fly to Bulgaria from Riverside 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.

Travel insights for flights from Riverside to Bulgaria

Get recent, data-driven insights about flights from Riverside to Bulgaria including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Riverside to Bulgaria?

Currently, November is the cheapest month in which you can book a flight from Riverside to Bulgaria (average of $632). Flying from Riverside to Bulgaria in June is currently the most expensive (average of $1,243). 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.

What is the cheapest time of day to fly from R1V to BG?

Find hourly flight availability from Riverside to Bulgaria. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated enero 21, 2025.

When flying from Riverside to Bulgaria, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Bulgaria by month

Plan your trip to Bulgaria by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bulgaria ranges from 1.2 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Bulgaria when rainfall is around 1.2 in.

Temperature in Bulgaria by month

Plan your trip to Bulgaria by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bulgaria, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Bulgaria

Get insights into the airlines that provide service to Bulgaria. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bulgaria. Reviews last updated enero 21, 2025.
Peruse reviews from past customers who have flown with Turkish Airlines, Lufthansa and Austrian Airlines from Riverside to Bulgaria to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

LOT
7.6
Good
1,117 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Austrian Airlines
7.6
Good
786 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

SWISS
7.5
Good
1,600 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

United Airlines
7.4
Good
8,985 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Turkish Airlines
7.3
Good
3,931 reviews
LOT
7.6
Good
1,117 reviews

Comfort

7.6

Crew

8.2

Overall

7.6

Food

7.2

Entertainment

7.0

Boarding

7.7

Reviews

1 / 10

The food this time was delicious. Pasta meal with mushroom sauce, cobb salad, and real metal utensils.

Related info for your journey

Find useful and relevant information for your journey from Riverside to Bulgaria. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Riverside to Bulgaria one-way?

    To fly one-way, consider booking your trip with SWISS, which is currently one of the cheapest options available, starting at $477. Austrian Airlines flights start at $505 while deals on British Airways start at $553 one-way.

  • What are the most popular routes from Riverside to Bulgaria?

    When deciding which route to take from Riverside to Bulgaria consider Los Angeles - Sofia, Los Angeles - Varna or Los Angeles - Bourgas as they are the most popular.

  • Can I find deals for flights from Riverside to Bulgaria that include hotel bookings?

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

  • How can I find direct flights from Riverside to Bulgaria?

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

  • Can I find deals for business class flights from Riverside to Bulgaria?

    Yes. Cheapflights offers flight deals from Riverside to Bulgaria 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 Riverside to Bulgaria?

    Currently, November is the cheapest month in which you can book a flight from Riverside to Bulgaria (average of $632). Flying from Riverside to Bulgaria in June is currently the most expensive (average of $1,243). 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

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.

Alternative routes for Riverside to Bulgaria

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Heathrow flights
San Francisco to Heathrow flights
Los Angeles to Charles de Gaulle flights
San Francisco to Charles de Gaulle flights
San Francisco to Leonardo da Vinci/Fiumicino flights
Los Angeles to London City flights
Los Angeles to Leonardo da Vinci/Fiumicino flights
Los Angeles to Orly flights
Los Angeles to Madrid flights
San Francisco to Barcelona-El Prat flights
Los Angeles to Istanbul flights
San Francisco to London City flights
Los Angeles to Barcelona-El Prat flights
San Francisco to Gatwick flights
Los Angeles to Gatwick flights
Los Angeles to Frankfurt flights
San Francisco to Istanbul flights
San Francisco to Amsterdam flights
Los Angeles to Amsterdam flights
Los Angeles to Athens flights
San Francisco to Dublin flights
Los Angeles to Dublin flights
San Francisco to Orly flights
San Diego to Heathrow flights
San Francisco to Madrid flights
San Francisco to Athens flights
San Francisco to Lisbon flights
San Francisco to Frankfurt flights
Los Angeles to Zurich flights
San Francisco to Malpensa flights
Ontario to Charles de Gaulle flights
San Francisco to Zurich flights
Los Angeles to Lisbon flights
San Francisco to Copenhagen flights
Ontario to Heathrow flights
San Francisco to Linate flights
Los Angeles to Malpensa flights
Ontario to Leonardo da Vinci/Fiumicino flights
Las Vegas to Heathrow flights
Los Angeles to Copenhagen flights
San Jose to Charles de Gaulle flights
San Francisco to Munich flights
Los Angeles to Luton flights
Los Angeles to Linate flights
Los Angeles to Sabiha Gokcen flights
Los Angeles to Frederic Chopin flights
Los Angeles to Munich flights
Los Angeles to Vicenza flights
Oakland to Charles de Gaulle flights
Burbank to Charles de Gaulle flights

Top 7 airlines flying from Riverside to Bulgaria

Discover the top 7 airlines that operate flights from Riverside to Bulgaria. 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 enero 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$606Average$875FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$607Average$904FlexibilityNo cancel feeOn-time77%
Austrian AirlinesCheapest$611Average$971FlexibilityNo cancel feeOn-time78%
British AirwaysCheapest$631Average$755FlexibilityNo cancel feeOn-time70%
LOTCheapest$635Average$1,125FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$656Average$893FlexibilityNo cancel feeOn-time69%
ITA AirwaysCheapest$690Average$1,115FlexibilityNo cancel feeOn-time81%
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.