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$259+ Cheap flights from Riverside, CA to Bucharest (BUH)

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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUH
Jan 15 — Jan 221
Thu 1/15
Thu 1/22
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Bucharest are usually found in October or April, booked 72 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Riverside to Bucharest

Cheapest flights from Riverside to Bucharest
Explore the most affordable flight options available from Riverside to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 16, 2025.

This Booking.com deal was found by Cheapflights users on 12/14. 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.
Mon 12/155:30 pmLAX - OTP
1 stop15h 05mLufthansa
Mon 12/226:05 amOTP - LAX
1 stop19h 10mLufthansa
Deal found 12/14$678
This Cheapflightsfares deal was found by Cheapflights users on 12/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:30 pmLAX - OTP
2 stops20h 20mAustrian Airlines
Mon 12/227:10 pmOTP - LAX
2 stops30h 05mAustrian Airlines
Deal found 12/14$746
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:30 pmLAX - OTP
2 stops29h 35mMultiple Airlines
Mon 12/226:05 amOTP - LAX
1 stop19h 10mMultiple Airlines
Deal found 12/14$754
This United Airlines deal was found by Cheapflights users on 12/15. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:02 amLAX - OTP
2 stops26h 48mUnited Airlines
Sat 1/105:55 amOTP - LAX
2 stops25h 33mUnited Airlines
Deal found 12/15$755
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:30 pmLAX - OTP
2 stops38h 55mAustrian Airlines
Sat 1/106:35 pmOTP - LAX
2 stops58h 10mAustrian Airlines
Deal found 12/16$904
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Fri 12/265:30 pmLAX - OTP
1 stop15h 05mMultiple Airlines
Sat 1/106:35 pmOTP - LAX
2 stops54h 40mMultiple Airlines
Deal found 12/16$916
This SmartFares deal was found by Cheapflights users on 12/14. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:10 pmLAX - OTP
1 stop19h 15mMultiple Airlines
Sun 12/286:05 amOTP - LAX
1 stop19h 10mMultiple Airlines
Deal found 12/14$984
This Gurufare deal was found by Cheapflights users on 12/14. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:55 pmLAX - OTP
2 stops37h 40mLufthansa
Sun 12/286:05 amOTP - LAX
1 stop19h 10mLufthansa
Deal found 12/14$1,005

Find flight deals from Riverside to Bucharest

Keep the following information in mind while searching for Riverside to Bucharest flight deals. Data was last updated December 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$530
(FlightHub)

One-way from

$259
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$821
Provider with most accurate pricing for Los Angeles-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Bucharest (BUH) flights.
Search Deals
From Riverside to Bucharest (BUH)
Search Deals
One-way flight from Riverside to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($66 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Riverside 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, Cheapflights users made 2,558,603 searches. Data last updated December 16, 2025.
Use the filters below to find and compare flights from Riverside to Bucharest that are best for you.

Fly from

Riverside

Fly to

Bucharest

Route

Depart

Return

Price

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Wed 4/22

6:30 am-4:30 pm

2 stops24h 00m

Bucharest Otopeni Intl

Mon 4/27

1:50 pm-8:59 pm

2 stops41h 09m

$532

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Tue 4/7

5:30 pm-6:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

Sat 5/9

6:05 am-1:05 pm

1 stop17h 00m

$537

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sat 4/11

6:10 pm-6:35 pm

2 stops38h 25m

Bucharest Otopeni Intl

Sun 4/19

6:05 am-1:23 pm

2 stops41h 18m

$537

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Wed 4/8

5:30 pm-1:00 am

1 stop21h 30m

Bucharest Otopeni Intl

Sun 5/10

6:05 am-1:05 pm

1 stop17h 00m

$537

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 4/10

4:45 pm-11:30 pm

1 stop20h 45m

Bucharest Otopeni Intl

Fri 4/17

7:00 am-2:45 pm

1 stop17h 45m

$539

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 4/10

1:50 pm-3:25 pm

1 stop15h 35m

Bucharest Otopeni Intl

Mon 4/20

6:10 pm-11:50 am

1 stop27h 40m

$539

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sat 4/18

5:30 pm-6:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

Wed 4/29

6:05 am-3:15 pm

1 stop19h 10m

$539

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Mon 4/20

4:45 pm-5:20 pm

1 stop14h 35m

Bucharest Otopeni Intl

Sun 5/3

7:00 am-11:50 am

1 stop14h 50m

$540

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Tue 4/21

4:45 pm-5:40 pm

1 stop14h 55m

Bucharest Otopeni Intl

Sun 5/3

7:00 am-11:50 am

1 stop14h 50m

$540

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 4/10

9:41 am-1:00 pm

2 stops17h 19m

Bucharest Otopeni Intl

Fri 4/17

7:00 am-11:50 am

1 stop14h 50m

$545

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 20 results
1
2

Best time to book a flight from Riverside to Bucharest

Have a flexible travel schedule? Discover the best time to fly to Bucharest 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.

Cheapflights Insights

Everything you need to know about your flight from Riverside to Bucharest

How far ahead should I book a flight from Riverside to Bucharest?

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Bucharest. Price data was last updated on December 12, 2025.

The best time to book flights from Riverside to Bucharest is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, September is the cheapest month in which you can book a flight from Riverside to Bucharest (average of $441). Flying from Riverside to Bucharest in June is currently the most expensive (average of $690). 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 BUH?

Find hourly flight availability from Riverside to Bucharest. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 16, 2025.

When flying from Riverside to Bucharest, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 27% versus a flight in the afternoon.

What is the cheapest day to fly from Riverside to Bucharest?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Bucharest. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Riverside to Bucharest flight should consider departing on Sunday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Riverside to Bucharest?

Reviews of airlines servicing Bucharest

Get insights into the airlines that provide service to Bucharest. 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 Bucharest. Reviews last updated December 16, 2025.
See what other customers who have flown with Austrian Airlines, Air France, and Turkish Airlines from Riverside to Bucharest have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Austrian Airlines
7.6
Good
879 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Air France
7.4
Good
1,506 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Turkish Airlines
7.3
Good
4,102 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
Lufthansa
6.8
Okay
7,632 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.
British Airways
6.7
Okay
7,580 reviews
Austrian Airlines
7.6
Good
879 reviews

Crew

8.1

Comfort

7.3

Entertainment

6.8

Food

6.8

Boarding

7.6

Overall

7.6

Reviews

1 / 20
10.0
Excellent

Andrew,Sep 2025

FLR - VIE

Staff was really nice, they provided water as a beverage. Otherwise you had to purchase beverages or food. A complementary chocolate was provided at the end of the flight.

Related info for your journey

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

  • How long is the flight from Riverside to Bucharest?

    Airlines like Air Canada, United Airlines, and KLM fly from Riverside to Bucharest in about 15h 05m. The time it takes to get you to your destination can typically vary by up to 8h 55m. The distance between Riverside and Bucharest is about 6568 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Lufthansa. According to our data, you can fly for as low as $302. Users have also found prices from $319 and $398 on SWISS and Turkish Airlines, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Riverside to Bucharest (average of $441). Flying from Riverside to Bucharest in June is currently the most expensive (average of $690). 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

Traveling to a place near Bucharest?

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

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Top 10 airlines flying from Riverside to Bucharest

Discover the top 10 airlines that operate flights from Riverside to Bucharest. 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 December 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
LOTCheapest$443Average$703FlexibilityNo cancel feeOn-time81%
LufthansaCheapest$462Average$714FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$481Average$646FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$505Average$733FlexibilityNo cancel feeOn-time70%
SWISSCheapest$542Average$637FlexibilityNo cancel feeOn-time79%
Austrian AirlinesCheapest$555Average$796FlexibilityNo cancel feeOn-time78%
DeltaCheapest$560Average$1,007FlexibilityNo cancel feeOn-timeN/A
Air FranceCheapest$568Average$783FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$571Average$668FlexibilityNo cancel feeOn-time77%
KLMCheapest$589Average$854FlexibilityNo cancel feeOn-time75%

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