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$619+ Cheap flights from Oakland, CA (OAK) 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — BUH
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Oakland to Bucharest

Cheapest flights from Oakland to Bucharest
Explore the most affordable flight options available from Oakland to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.

This Air France deal was found by Cheapflights users on 3/23. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:55 am
OAK
-
OTP
2 stops23h 55m
Multiple Airlines
Wed 8/194:50 pm
OTP
-
OAK
2 stops33h 41m
Multiple Airlines
Deal found 3/23$774
This Air France deal was found by Cheapflights users on 3/22. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:55 am
OAK
-
OTP
2 stops23h 55m
Air France
Wed 8/193:40 pm
OTP
-
OAK
2 stops34h 51m
Air France
Deal found 3/22$793
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Tue 5/262:00 pm
OTP
-
OAK
2 stops36h 25m
Delta
Deal found 3/21$798
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Fri 5/222:00 pm
OTP
-
OAK
2 stops19h 57m
Delta
Deal found 3/21$834
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1012:28 pm
OAK
-
OTP
2 stops38h 32m
Delta
Tue 5/262:00 pm
OTP
-
OAK
2 stops36h 25m
Delta
Deal found 3/21$842
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Tue 5/262:00 pm
OTP
-
OAK
2 stops43h 57m
Delta
Deal found 3/21$845
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Sat 5/232:00 pm
OTP
-
OAK
2 stops42h 34m
Delta
Deal found 3/21$858
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/105:05 pm
OAK
-
OTP
2 stops33h 55m
Delta
Fri 5/222:00 pm
OTP
-
OAK
2 stops19h 57m
Delta
Deal found 3/21$878
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Fri 5/227:05 am
OTP
-
OAK
2 stops26h 52m
Delta
Deal found 3/21$881
This Delta deal was found by Cheapflights users on 3/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:05 pm
OAK
-
OTP
2 stops57h 40m
Delta
Thu 5/212:00 pm
OTP
-
OAK
2 stops43h 57m
Delta
Deal found 3/21$883

Find flight deals from Oakland to Bucharest

Discover tips and strategies to find the most affordable flight options for your journey from Oakland (OAK) to Bucharest (BUH). 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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$774
(Air France)

One-way from

$619
(oojo)

Popular in

December

Cheapest in

January

Average price

$717
Provider with most accurate pricing for San Francisco-Bucharest (BUH) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Bucharest (BUH) flights.
Search Deals
From Oakland to Bucharest (BUH)
Search Deals
One-way flight from Oakland to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($74 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($51 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oakland 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 March 24, 2026.
Use the filters below to find and compare flights from Oakland to Bucharest that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Tue 5/12

5:05 pm-12:45 pm

2 stops57h 40m

Bucharest Otopeni Intl

Thu 5/21

2:00 pm-11:57 pm

2 stops43h 57m

$883

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Sun 5/10

12:28 pm-1:00 pm

2 stops38h 32m

Bucharest Otopeni Intl

Sat 5/23

2:00 pm-4:25 pm

2 stops36h 25m

$902

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Sun 5/10

5:05 pm-1:00 pm

2 stops33h 55m

Bucharest Otopeni Intl

Mon 5/25

2:00 pm-11:57 pm

2 stops43h 57m

$927

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Wed 5/13

6:00 am-12:45 pm

2 stops44h 45m

Bucharest Otopeni Intl

Tue 5/26

2:00 pm-11:57 pm

2 stops43h 57m

$1,032

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Wed 6/3

6:00 am-1:00 pm

2 stops45h 00m

Bucharest Otopeni Intl

Wed 6/17

7:05 am-11:49 pm

2 stops26h 44m

$1,048
Quickest round-trip

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Mon 6/1

5:05 pm-1:00 pm

2 stops33h 55m

Bucharest Otopeni Intl

Tue 6/16

6:00 am-4:31 pm

2 stops20h 31m

$1,056

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Sun 9/20

7:00 am-12:50 am

2 stops31h 50m

Bucharest Otopeni Intl

Sun 10/4

8:10 am-11:59 pm

2 stops25h 49m

$1,060

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Tue 6/2

5:05 pm-1:00 pm

2 stops57h 55m

Bucharest Otopeni Intl

Tue 6/16

6:00 am-4:31 pm

2 stops20h 31m

$1,062

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Tue 6/2

5:05 pm-1:00 pm

2 stops57h 55m

Bucharest Otopeni Intl

Mon 6/15

1:40 pm-11:49 pm

2 stops44h 09m

$1,074

OaklandBucharest

OAK - OTP

OAKOTP

Oakland

Wed 5/13

6:00 am-12:45 pm

2 stops44h 45m

Bucharest Otopeni Intl

Mon 5/25

2:00 pm-11:57 pm

2 stops43h 57m

$1,117

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/21

Showing 1-10 of 15 resultsSorted by cheapest first
1
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Best time to book a flight from Oakland to Bucharest

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

What is the cheapest month to book a flight from Oakland, California to Bucharest?

Currently, March is the cheapest month in which you can book a flight from Oakland, California to Bucharest (average of $506). Flying from Oakland, California to Bucharest in June is currently the most expensive (average of $709). 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.

Related info for your journey

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

  • What airport do you fly from for flights from Oakland to Bucharest?

    Most people fly from Oakland (OAK) if they book a flight from Oakland to Bucharest. On average, Oakland has 0 outbound flights to Bucharest per day from 0 airlines. Oakland is conveniently located just 7.0 mi from Oakland’s city center.

  • How long is the flight from Oakland, California to Bucharest?

    Departing from Oakland, California to Bucharest will take you 23h 55m. Oakland, California and Bucharest are separated by a distance of 6413 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland 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 Oakland, California to Bucharest?

    Currently, March is the cheapest month in which you can book a flight from Oakland, California to Bucharest (average of $506). Flying from Oakland, California to Bucharest in June is currently the most expensive (average of $709). 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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