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$225+ Cheap flights from Irvine, 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUH
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Irvine 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 Irvine to Bucharest

Keep the following information in mind while searching for Irvine to Bucharest flight deals. Data was last updated September 11, 2025.

Round-trip from

$553
(Mytrip)

One-way from

$225
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$688
From Irvine to Bucharest (BUH)
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One-way flight from Irvine to Bucharest (BUH)
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Highest demand for flights based on searches. 9% potential increase in price ($73 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($31 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Irvine to Bucharest

Cheapest flights from Irvine to Bucharest
Explore the most affordable flight options available from Irvine to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:55 pmLAX - OTP
2 stops34h 40mAir Canada
Sun 10/196:00 amOTP - LAX
2 stops25h 28mAir Canada
Deal found 9/10$553
This Cheapflightsfares deal was found by Cheapflights users on 9/11. 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.
Sat 11/85:30 pmLAX - OTP
1 stop21h 35mLufthansa
Sun 11/235:55 amOTP - LAX
1 stop17h 10mLufthansa
Deal found 9/11$554
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:20 amLAX - OTP
2 stops20h 30mDelta
Fri 11/286:05 amOTP - LAX
1 stop20h 00mDelta
Deal found 9/10$556
This United deal was found by Cheapflights users on 9/9. 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.
Sat 10/1111:59 pmLAX - OTP
2 stops26h 26mMultiple Airlines
Sun 10/196:00 amOTP - LAX
2 stops25h 28mMultiple Airlines
Deal found 9/9$557
This Kiwi.com deal was found by Cheapflights users on 9/11. 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.
Thu 10/25:30 pmLAX - OTP
1 stop15h 05mMultiple Airlines
Thu 10/166:35 amOTP - LAX
2 stops18h 40mMultiple Airlines
Deal found 9/11$558
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2412:00 pmLAX - OTP
2 stops19h 20mDelta
Thu 10/306:05 amOTP - LAX
2 stops19h 45mDelta
Deal found 9/11$559
This Ovago deal was found by Cheapflights users on 9/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/252:10 pmLAX - OTP
2 stops43h 15mMultiple Airlines
Sat 11/14:40 pmOTP - LAX
1 stop33h 55mMultiple Airlines
Deal found 9/9$561
This Austrian Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 11/277:45 amLAX - OTP
2 stops18h 45mAustrian Airlines
Wed 12/107:10 pmOTP - LAX
2 stops34h 17mAustrian Airlines
Deal found 9/9$562
This FlightHub deal was found by Cheapflights users on 9/9. 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.
Fri 11/288:20 amLAX - OTP
2 stops19h 50mMultiple Airlines
Sun 2/225:55 amOTP - LAX
1 stop17h 10mMultiple Airlines
Deal found 9/9$563
This FlightHub deal was found by Cheapflights users on 9/11. 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.
Thu 9/187:55 pmLAX - OTP
1 stop26h 10mTurkish Airlines
Fri 10/39:30 amOTP - LAX
1 stop22h 55mTurkish Airlines
Deal found 9/11$564

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 September 11, 2025.
Use the filters below to find and compare flights from Irvine to Bucharest that are best for you.

Fly from

Irvine

Fly to

Bucharest

Route

Depart

Return

Price

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 11/14

7:20 am-1:50 pm

2 stops20h 30m

Bucharest Otopeni Intl

Fri 11/28

6:05 am-4:05 pm

1 stop20h 00m

$556

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sat 2/7

12:30 am-2:05 pm

2 stops27h 35m

Bucharest Otopeni Intl

Sun 2/22

7:10 pm-3:15 pm

2 stops54h 05m

$557

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Wed 9/24

12:00 pm-5:20 pm

2 stops19h 20m

Bucharest Otopeni Intl

Fri 10/31

6:05 am-8:10 pm

2 stops23h 05m

$559

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sat 3/7

7:10 pm-12:25 am

1 stop19h 15m

Bucharest Otopeni Intl

Sun 3/22

4:40 pm-5:35 pm

1 stop33h 55m

$567

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Fri 1/9

12:30 am-12:30 pm

2 stops26h 00m

Bucharest Otopeni Intl

Sat 1/24

5:55 am-8:50 pm

2 stops24h 55m

$568

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Wed 10/1

5:30 pm-11:30 pm

2 stops20h 00m

Bucharest Otopeni Intl

Wed 10/15

6:00 am-4:08 pm

2 stops20h 08m

$568

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Thu 11/27

3:00 pm-6:35 pm

2 stops17h 35m

Bucharest Otopeni Intl

Wed 12/10

6:05 am-2:53 pm

2 stops18h 48m

$570

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Thu 11/27

3:00 pm-6:35 pm

2 stops17h 35m

Bucharest Otopeni Intl

Thu 12/11

5:50 am-3:15 pm

2 stops19h 25m

$577

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Thu 11/27

3:00 pm-6:35 pm

2 stops17h 35m

Bucharest Otopeni Intl

Tue 12/9

5:55 am-3:15 pm

2 stops19h 20m

$577

Los AngelesBucharest

LAX - OTP

LAXOTP

Los Angeles

Sat 10/11

5:30 pm-6:35 pm

1 stop15h 05m

Bucharest Otopeni Intl

Sun 10/19

6:00 am-4:08 pm

2 stops20h 08m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
1
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Best time to book a flight from Irvine to Bucharest

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

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Bucharest. Price data was last updated on August 29, 2025.

The price you pay for your flight from Irvine to Bucharest may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Irvine to Bucharest (average of $604). Flying from Irvine to Bucharest in June is currently the most expensive (average of $1,130). 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 IR9 to BUH?

Find hourly flight availability from Irvine 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 September 11, 2025.

When flying from Irvine 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 Irvine to Bucharest?

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

Travelers seeking maximum savings on their Irvine 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 Irvine 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 September 11, 2025.
Get a feel of what it's like to fly with LOT, Austrian Airlines, and Turkish Airlines from Irvine to Bucharest by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
LOT
7.6
Good
1,114 reviews
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Austrian Airlines
7.6
Good
850 reviews
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Turkish Airlines
7.3
Good
3,968 reviews
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
Lufthansa
6.8
Okay
7,409 reviews
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again
British Airways
6.7
Okay
7,361 reviews
LOT
7.6
Good
1,114 reviews

Food

7.2

Boarding

7.6

Overall

7.6

Entertainment

7.0

Crew

8.2

Comfort

7.5

Reviews

1 / 20
10.0
Excellent

Krzysztof,Sep 2025

ORD - KRK

It’s a professional person and flyer I love the LOT I will going to use this again

Related info for your journey

Find useful and relevant information for your journey from Irvine 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 Irvine to Bucharest?

    Airlines like Delta, SWISS, and United Airlines fly from Irvine to Bucharest in about 19h 15m. The time it takes to get you to your destination can typically vary by up to 6h 45m. Airlines will cover a distance of 6568 mi. This flight may include one or multiple stops.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Irvine to Bucharest (average of $604). Flying from Irvine to Bucharest in June is currently the most expensive (average of $1,130). 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 Irvine to Bucharest

Discover the top 10 airlines that operate flights from Irvine 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$442Average$723FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$481Average$646FlexibilityNo cancel feeOn-time77%
SWISSCheapest$494Average$613FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$502Average$704FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$502Average$733FlexibilityNo cancel feeOn-time70%
LOTCheapest$507Average$738FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$527Average$813FlexibilityNo cancel feeOn-time69%
KLMCheapest$538Average$851FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$550Average$793FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$571Average$675FlexibilityNo cancel feeOn-time77%

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