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$332+ Cheap flights from Fremont, 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 6/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUH
Jan 21 — Jan 281
Wed 1/21
Wed 1/28
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Bucharest are usually found in January or September, booked 55 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap flight deals from Fremont to Bucharest

Cheapest flights from Fremont to Bucharest
Explore the most affordable flight options available from Fremont to Bucharest. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2025.

This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/246:50 pmSFO - OTP
1 stop19h 05mUnited Airlines
Sun 1/112:50 pmOTP - SFO
2 stops50h 59mUnited Airlines
Deal found 12/20$701
This American Airlines deal was found by Cheapflights users on 12/19. 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.
Wed 12/248:40 pmSFO - OTP
1 stop33h 05mAmerican Airlines
Sat 1/108:05 amOTP - SFO
2 stops24h 58mAmerican Airlines
Deal found 12/19$742
This Orbitz deal was found by Cheapflights users on 12/19. 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.
Wed 12/2412:50 pmSFO - OTP
2 stops34h 15mMultiple Airlines
Sat 1/104:40 pmOTP - SFO
2 stops54h 40mMultiple Airlines
Deal found 12/19$921
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
Wed 12/246:50 pmSFO - OTP
1 stop19h 05mLufthansa
Sun 1/115:55 amOTP - SFO
1 stop20h 00mLufthansa
Deal found 12/20$998
This Kiwi.com deal was found by Cheapflights users on 12/19. 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.
Wed 12/241:35 pmSFO - OTP
1 stop24h 20mLufthansa
Sat 1/105:55 amOTP - SFO
1 stop20h 00mLufthansa
Deal found 12/19$1,119
This United Airlines deal was found by Cheapflights users on 12/21. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:50 pmSFO - OTP
2 stops41h 05mUnited Airlines
Fri 1/25:55 amOTP - SFO
2 stops29h 19mUnited Airlines
Deal found 12/21$1,515
This deal was found by Cheapflights users on 12/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:30 pmSFO - OTP
1 stop16h 00mBritish Airways
Mon 12/298:05 amOTP - SFO
1 stop20h 40mBritish Airways
Deal found 12/20$1,516
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/261:35 pmSFO - OTP
1 stop14h 35mUnited Airlines
Fri 1/25:55 amOTP - SFO
2 stops40h 19mUnited Airlines
Deal found 12/20$1,517

Find flight deals from Fremont to Bucharest

Keep the following information in mind while searching for Fremont to Bucharest flight deals. Data was last updated December 22, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$509
(oojo)

One-way from

$332
(oojo)

Popular in

December

Cheapest in

January

Average price

$1,382
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 Fremont to Bucharest (BUH)
Search Deals
One-way flight from Fremont to Bucharest (BUH)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($48 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 Fremont 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 22, 2025.
Use the filters below to find and compare flights from Fremont to Bucharest that are best for you.

Fly from

Fremont

Fly to

Bucharest

Route

Depart

Return

Price

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 4/21

7:30 pm-1:25 am

1 stop19h 55m

Bucharest Otopeni Intl

Tue 5/5

8:25 am-5:40 pm

1 stop19h 15m

$509

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 4/20

8:10 pm-11:25 pm

1 stop17h 15m

Bucharest Otopeni Intl

Mon 5/4

8:35 am-11:45 am

1 stop37h 10m

$530

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 1/21

9:25 pm-1:05 am

1 stop17h 40m

Bucharest Otopeni Intl

Wed 1/28

6:05 am-12:40 pm

1 stop16h 35m

$549

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 2/9

9:25 pm-1:05 am

1 stop17h 40m

Bucharest Otopeni Intl

Mon 2/23

6:55 am-12:40 pm

2 stops39h 45m

$555

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 1/28

5:25 pm-12:25 am

2 stops21h 00m

Bucharest Otopeni Intl

Wed 2/11

6:30 am-4:30 pm

1 stop20h 00m

$569

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Wed 1/21

5:30 pm-11:30 pm

1 stop20h 00m

Bucharest Otopeni Intl

Wed 1/28

8:05 am-6:45 pm

1 stop20h 40m

$569

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 4/6

4:35 pm-1:25 am

1 stop22h 50m

Bucharest Otopeni Intl

Fri 4/10

8:25 am-12:21 am

2 stops25h 56m

$572

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Tue 2/10

5:25 pm-12:30 am

2 stops21h 05m

Bucharest Otopeni Intl

Tue 2/24

5:55 am-12:40 pm

1 stop16h 45m

$574

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Mon 2/9

7:25 pm-12:30 am

1 stop19h 05m

Bucharest Otopeni Intl

Mon 2/23

4:40 pm-4:30 pm

1 stop33h 50m

$576

San FranciscoBucharest

SFO - OTP

SFOOTP

San Francisco

Sun 2/8

8:40 pm-11:45 pm

1 stop17h 05m

Bucharest Otopeni Intl

Thu 2/26

8:00 am-3:00 pm

1 stop17h 00m

$577

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 19 results
1
2

Best time to book a flight from Fremont to Bucharest

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

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

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Bucharest. Price data was last updated on December 19, 2025.

To ensure you get the cheapest price possible for a flight from Fremont to Bucharest, you should look to book at least 55 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Fremont to Bucharest (average of $506). Flying from Fremont to Bucharest in June is currently the most expensive (average of $718). 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 FR8 to BUH?

Find hourly flight availability from Fremont 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 22, 2025.

It’s typically best to fly out from Fremont to Bucharest in the afternoon. Doing so could potentially save you 47% on the flight price compared to flying in the morning, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Fremont to Bucharest flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday evenings 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 Fremont 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 22, 2025.
Peruse reviews from past customers who have flown with KLM, United Airlines, and Turkish Airlines from Fremont to Bucharest to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,432 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
United Airlines
7.4
Good
9,102 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Turkish Airlines
7.3
Good
4,109 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
Lufthansa
6.8
Okay
7,646 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
British Airways
6.7
Okay
7,605 reviews
KLM
7.7
Good
1,432 reviews

Crew

8.4

Boarding

7.8

Food

7.2

Overall

7.7

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

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

    Airlines like British Airways and Lufthansa fly from Fremont to Bucharest in about 17h 40m. The time it takes to get you to your destination can typically vary by up to 2h 15m. There are 6422 mi between Fremont and Bucharest. 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 Fremont to Bucharest one-way?

    The cheapest airline one-way is Turkish Airlines, with whom users have recently found tickets for as low as $421. However, be on the lookout for offers from Lufthansa and KLM, as they are both options that can get you from Fremont to Bucharest for a low price.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Fremont to Bucharest (average of $506). Flying from Fremont to Bucharest in June is currently the most expensive (average of $718). 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 7 airlines flying from Fremont to Bucharest

Discover the top 7 airlines that operate flights from Fremont 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 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$519Average$649FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$538Average$840FlexibilityNo cancel feeOn-time70%
SWISSCheapest$560Average$860FlexibilityNo cancel feeOn-time79%
Turkish AirlinesCheapest$595Average$695FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$620Average$1,022FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$660Average$1,108FlexibilityNo cancel feeOn-time69%
KLMCheapest$661Average$728FlexibilityNo cancel feeOn-time75%

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