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$462+ Cheap flights from Otopeni Intl (OTP) to San Francisco (SFO)

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
OTP — SFO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Bucharest Otopeni Intl to San Francisco are usually found in March or February, booked 72 days in advance, depart on a Friday or Tuesday and return on a Monday

Cheap flight deals from Otopeni Intl to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Otopeni Intl (OTP) to San Francisco (SFO). 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 June 12, 2025.

Round-trip from

$874
(Lufthansa)

One-way from

$462
(Trip.com)

Popular in

July

Cheapest in

March

Average price

$992
From Bucharest Otopeni Intl to San Francisco
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One-way flight from Bucharest Otopeni Intl to San Francisco
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Highest demand for flights based on searches. 13% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Otopeni Intl to San Francisco

Cheapest flights from Otopeni Intl to San Francisco
Explore the most affordable flight options available from Otopeni Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/12. 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.
Fri 10/106:00 amOTP - SFO
1 stop23h 55mLufthansa
Wed 10/2910:40 pmSFO - OTP
1 stop17h 25mLufthansa
Deal found 6/12$874
This Air Canada deal was found by Cheapflights users on 6/12. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/105:55 amOTP - SFO
2 stops25h 42mAir Canada
Mon 11/248:40 amSFO - OTP
2 stops19h 25mAir Canada
Deal found 6/12$876
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/136:00 amOTP - SFO
2 stops24h 25mUnited Airlines
Wed 9/310:35 amSFO - OTP
2 stops22h 00mUnited Airlines
Deal found 6/10$880
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 6/137:40 amOTP - SFO
2 stops22h 03mMultiple Airlines
Fri 7/111:24 pmSFO - OTP
1 stop30h 16mMultiple Airlines
Deal found 6/12$884
This Scandinavian Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 10/129:25 pmOTP - SFO
1 stop29h 05mScandinavian Airlines
Sun 10/265:40 pmSFO - OTP
2 stops21h 50mScandinavian Airlines
Deal found 6/12$900
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/248:25 amOTP - SFO
2 stops25h 23mAmerican Airlines
Wed 8/64:25 pmSFO - OTP
2 stops22h 00mAmerican Airlines
Deal found 6/11$918
This LOT deal was found by Cheapflights users on 6/12. 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 LOT is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/132:35 pmOTP - SFO
2 stops43h 08mLOT
Sat 11/18:40 amSFO - OTP
2 stops24h 00mLOT
Deal found 6/12$934
This Gotogate deal was found by Cheapflights users on 6/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/46:30 amOTP - SFO
1 stop20h 05mSWISS
Thu 7/177:30 pmSFO - OTP
1 stop33h 50mSWISS
Deal found 6/11$944
This SmartFares deal was found by Cheapflights users on 6/12. 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.
Sat 8/239:30 amOTP - SFO
1 stop17h 10mTurkish Airlines
Fri 8/296:45 pmSFO - OTP
1 stop15h 40mTurkish Airlines
Deal found 6/12$961
This Delta deal was found by Cheapflights users on 6/10. 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.
Tue 6/177:00 amOTP - SFO
1 stop14h 45mDelta
Mon 7/712:50 amSFO - OTP
2 stops25h 20mDelta
Deal found 6/10$966
This Austrian Airlines deal was found by Cheapflights users on 6/12. 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.
Sun 10/124:05 pmOTP - SFO
2 stops31h 35mAustrian Airlines
Fri 10/316:25 pmSFO - OTP
2 stops33h 05mAustrian Airlines
Deal found 6/12$968
This oojo deal was found by Cheapflights users on 6/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/176:30 amOTP - SFO
2 stops42h 05mTAP AIR PORTUGAL
Tue 7/86:45 pmSFO - OTP
3 stops37h 10mTAP AIR PORTUGAL
Deal found 6/11$1,658

Cheapflights Fare Finder

Customize your flight search to find flights from Otopeni Intl to San Francisco 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 June 12, 2025.
Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to San Francisco that are best for you.

Fly from

Otopeni Intl

Fly to

San Francisco

Route

Depart

Return

Price

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 10/10

6:00 am-12:40 pm

1 stop16h 40m

San Francisco

Sun 10/26

10:40 pm-1:05 am

1 stop17h 25m

$874

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Mon 11/10

5:55 am-9:37 pm

2 stops25h 42m

San Francisco

Tue 11/25

8:40 am-6:30 pm

2 stops23h 50m

$876

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 8/13

6:00 am-8:25 pm

2 stops24h 25m

San Francisco

Wed 9/3

10:35 am-6:35 pm

2 stops22h 00m

$880

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Tue 11/11

6:00 am-4:22 pm

2 stops20h 22m

San Francisco

Thu 11/27

3:25 pm-8:10 pm

1 stop18h 45m

$884

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sun 10/12

9:25 pm-4:30 pm

1 stop29h 05m

San Francisco

Sun 10/26

5:40 pm-12:30 am

2 stops21h 50m

$900

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 7/24

8:25 am-11:48 pm

2 stops25h 23m

San Francisco

Wed 8/6

4:25 pm-12:25 am

2 stops22h 00m

$918

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Mon 10/13

2:35 pm-11:43 pm

2 stops43h 08m

San Francisco

Sat 11/1

8:40 am-5:40 pm

2 stops24h 00m

$934

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 7/4

6:30 am-4:35 pm

1 stop20h 05m

San Francisco

Thu 7/17

7:30 pm-3:20 pm

1 stop33h 50m

$944

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sat 8/23

9:30 am-4:40 pm

1 stop17h 10m

San Francisco

Fri 8/29

6:45 pm-8:25 pm

1 stop15h 40m

$961

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sat 10/11

6:35 am-8:08 pm

2 stops23h 33m

San Francisco

Fri 10/31

8:25 am-12:30 pm

2 stops19h 05m

$964

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 23 results
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Best time to book a flight from Otopeni Intl to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Otopeni Intl 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 Bucharest Otopeni Intl Airport to San Francisco

How far ahead should I book a flight from Bucharest Otopeni Intl Airport to San Francisco?

Use this chart to determine the optimal time to book a round-trip flight from Otopeni Intl to San Francisco. Price data was last updated on June 9, 2025.

Booking 72 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bucharest Otopeni Intl Airport to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Bucharest Otopeni Intl Airport to San Francisco?

Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to San Francisco (average of $276). Flying from Bucharest Otopeni Intl Airport to San Francisco in June is currently the most expensive (average of $364). 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 OTP to SFO?

Find hourly flight availability from Otopeni Intl to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

One of the essential ways to save on airfare from Bucharest Otopeni Intl Airport to San Francisco is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 10% on airfare.

Rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.

Temperature in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Emirates, Delta and LOT from Bucharest to San Francisco by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Emirates
8.1
Very good
3,264 reviews
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Delta
8.0
Very good
7,950 reviews
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
LOT
7.6
Good
1,077 reviews
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Austrian Airlines
7.6
Good
802 reviews
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.
Air France
7.5
Good
1,463 reviews
Emirates
8.1
Very good
3,264 reviews

Boarding

8.1

Food

7.8

Crew

8.3

Comfort

8.0

Overall

8.1

Entertainment

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jun 2024

DXB - IAH

It was not a good experience the seats were small and uncomfortable the food was not good and they forgot to serve me my breakfast - there were 5 us in 2 rows that they just completely skipped us. Very disappointed.

Related info for your journey

Find useful and relevant information for your journey from Otopeni Intl to San Francisco. 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 into for flights to San Francisco from Bucharest Otopeni Intl?

    Most people fly into San Francisco (SFO) if they book a flight to San Francisco from Bucharest Otopeni Intl. On average, San Francisco has 0 inbound flights from Bucharest Otopeni Intl per day from 4 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

  • What are the cheapest airlines flying from Bucharest Otopeni Intl Airport to San Francisco round-trip?

    Cheapflights users have booked flights from Bucharest Otopeni Intl Airport to San Francisco round-trip from $874. Other airlines that can offer you cheap pricing are Air Canada, from $876, and United Airlines, from $880. Lufthansa is 4% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Bucharest Otopeni Intl Airport to San Francisco one-way?

    The cheapest airlines for a one-way flight from Bucharest Otopeni Intl Airport to San Francisco are ITA Airways ($517), Air Serbia ($679), and Qatar Airways ($772).

  • Can I find deals for flights from Otopeni Intl to San Francisco that include hotel bookings?

    Yes. In addition to deals on Otopeni Intl to San Francisco flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Otopeni Intl to San Francisco?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Otopeni Intl to San Francisco.

  • Can I find deals for business class flights from Otopeni Intl to San Francisco?

    Yes. Cheapflights offers flight deals from Otopeni Intl to San Francisco 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 Bucharest Otopeni Intl Airport to San Francisco?

    Currently, January is the cheapest month in which you can book a flight from Bucharest Otopeni Intl Airport to San Francisco (average of $276). Flying from Bucharest Otopeni Intl Airport to San Francisco in June is currently the most expensive (average of $364). 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 Otopeni Intl Airport?

Book flights to Bucharest Otopeni Intl Airport if you plan to visit one of these locations
Roseville
Mountain View
South San Francisco
Livermore
Turlock
Santa Cruz
Manteca
Fairfield
Watsonville
Antioch
Hollister
Milpitas
Newark
Hayward
Alameda
Sunnyvale
Daly City
Union City
Campbell
Capitola

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Otopeni Intl to San Francisco

Discover the top 4 airlines that operate flights from Otopeni Intl to San Francisco. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$706Average$808FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$722Average$1,029FlexibilityNo cancel feeOn-time76%
KLMCheapest$774Average$919FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$819Average$1,099FlexibilityNo cancel feeOn-time77%

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