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$232+ 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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUH
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from Riverside to Bucharest are usually found in October or March, booked 71 days in advance, depart on a Sunday or Tuesday and return on a Wednesday

Cheap flight deals from Riverside to Bucharest

Keep the following information in mind while searching for Riverside to Bucharest flight deals. Data was last updated julio 3, 2025.

Round-trip from

$578
(CheapOair)

One-way from

$236
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$806
From Riverside to Bucharest (BUH)
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One-way flight from Riverside to Bucharest (BUH)
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Highest demand for flights based on searches. 8% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 julio 3, 2025.

This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/168:05 amLAX - OTP
2 stops18h 55mMultiple Airlines
lun. 10/64:10 pmOTP - LAX
1 stop34h 20mMultiple Airlines
Deal found 7/2$578
This Gotogate deal was found by Cheapflights users on 7/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/78:05 amLAX - OTP
2 stops19h 10mAir Canada
dom. 9/146:30 amOTP - LAX
2 stops27h 23mAir Canada
Deal found 7/2$580
This United Airlines deal was found by Cheapflights users on 7/1. 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.
vie. 8/110:15 amLAX - OTP
2 stops22h 20mUnited Airlines
mar. 8/191:50 pmOTP - LAX
1 stop37h 05mUnited Airlines
Deal found 7/1$581
This Cheapflightsfares deal was found by Cheapflights users on 7/3. 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.
vie. 10/318:10 pmLAX - OTP
1 stop19h 20mSWISS
vie. 11/146:30 amOTP - LAX
1 stop20h 00mSWISS
Deal found 7/3$585
This Austrian Airlines deal was found by Cheapflights users on 7/3. 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.
dom. 8/175:30 pmLAX - OTP
2 stops32h 55mAustrian Airlines
dom. 8/246:55 pmOTP - LAX
2 stops54h 20mAustrian Airlines
Deal found 7/3$586
This Orbitz deal was found by Cheapflights users on 7/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/39:30 pmLAX - OTP
1 stop17h 15mBritish Airways
dom. 8/178:20 amOTP - LAX
1 stop19h 45mBritish Airways
Deal found 7/3$595
This Lufthansa deal was found by Cheapflights users on 7/2. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/268:18 amLAX - OTP
2 stops30h 37mLufthansa
sáb. 9/136:00 amOTP - LAX
1 stop20h 55mLufthansa
Deal found 7/2$601
This Scandinavian Airlines deal was found by Cheapflights users on 7/3. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/227:30 pmLAX - OTP
1 stop15h 05mScandinavian Airlines
sáb. 9/209:25 pmOTP - LAX
1 stop28h 55mScandinavian Airlines
Deal found 7/3$609
This FlightHub deal was found by Cheapflights users on 7/2. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/312:10 amLAX - OTP
1 stop22h 00mTurkish Airlines
jue. 9/119:30 amOTP - LAX
1 stop18h 30mTurkish Airlines
Deal found 7/2$620

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 julio 3, 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

mar. 9/16

8:05 am-1:00 pm

2 stops18h 55m

Bucharest Otopeni Intl

lun. 10/6

4:10 pm-4:30 pm

1 stop34h 20m

$578

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

dom. 9/7

8:05 am-1:15 pm

2 stops19h 10m

Bucharest Otopeni Intl

dom. 9/14

6:30 am-11:53 pm

2 stops27h 23m

$580

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

vie. 8/1

10:15 am-6:35 pm

2 stops22h 20m

Bucharest Otopeni Intl

mar. 8/19

1:50 pm-4:55 pm

1 stop37h 05m

$581

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

vie. 10/31

8:10 pm-12:30 am

1 stop19h 20m

Bucharest Otopeni Intl

vie. 11/14

6:30 am-4:30 pm

1 stop20h 00m

$585

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

dom. 8/17

5:30 pm-12:25 pm

2 stops32h 55m

Bucharest Otopeni Intl

dom. 8/24

6:55 pm-3:15 pm

2 stops54h 20m

$586

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

dom. 8/3

9:30 pm-12:45 am

1 stop17h 15m

Bucharest Otopeni Intl

dom. 8/17

8:20 am-6:05 pm

1 stop19h 45m

$595

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

mar. 8/26

8:18 am-12:55 am

2 stops30h 37m

Bucharest Otopeni Intl

sáb. 9/13

6:00 am-4:55 pm

1 stop20h 55m

$601

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

vie. 8/22

7:30 pm-8:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

sáb. 9/20

9:25 pm-4:20 pm

1 stop28h 55m

$609

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

mié. 9/3

12:10 am-8:10 am

1 stop22h 00m

Bucharest Otopeni Intl

jue. 9/11

9:30 am-6:00 pm

1 stop18h 30m

$620

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

vie. 10/17

4:30 pm-7:35 pm

2 stops41h 05m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

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 June 27, 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, November is the cheapest month in which you can book a flight from Riverside to Bucharest (average of $604). Flying from Riverside to Bucharest in June is currently the most expensive (average of $1,134). 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 julio 3, 2025.

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

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 Monday at noon when fares are most often at their lowest. Monday mornings 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 julio 3, 2025.
See what other customers who have flown with Delta, Austrian Airlines, and Air France 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.
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,982 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Austrian Airlines
7.6
Good
809 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,654 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,861 reviews
Delta
8.0
Very good
7,982 reviews

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

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

    For one-way options, check prices for Air France. According to our data, you can fly for as low as $406. Users have also found prices from $411 and $419 on Delta and United 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, November is the cheapest month in which you can book a flight from Riverside to Bucharest (average of $604). Flying from Riverside to Bucharest in June is currently the most expensive (average of $1,134). 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 Riverside?

Book flights to Riverside 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$443Average$733FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$481Average$646FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$485Average$668FlexibilityNo cancel feeOn-time71%
SWISSCheapest$494Average$613FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$502Average$715FlexibilityNo cancel feeOn-time70%
KLMCheapest$547Average$824FlexibilityNo cancel feeOn-time75%
Austrian AirlinesCheapest$557Average$750FlexibilityNo cancel feeOn-time78%
Air FranceCheapest$560Average$799FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$562Average$665FlexibilityNo cancel feeOn-time77%
DeltaCheapest$569Average$976FlexibilityNo cancel feeOn-timeN/A

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