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 $878. Other airlines that can offer you cheap pricing are United Airlines, from $885, and Scandinavian Airlines, from $889. British Airways is 4% cheaper than the average price of flights available within the next 90 days to this destination.

What is the cheapest day to fly from Bucharest Otopeni Intl Airport to San Francisco?

Travelers seeking maximum savings on their Bucharest Otopeni Intl Airport to San Francisco flight should consider departing on Friday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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.

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).

What are the most popular airlines that fly from Bucharest Otopeni Intl Airport to San Francisco?

Consider British Airways, KLM or Lufthansa when booking your flight. These represent the most popular airlines when flying from Bucharest Otopeni Intl Airport to San Francisco.

What is the cheapest day to fly round-trip from Bucharest Otopeni Intl Airport to San Francisco?

Users have found that leaving on a Thursday can be a cost-effective option. It’s possible to save up to 30% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Bucharest Otopeni Intl Airport to San Francisco?

Our data shows that January tends to be the cheapest month to fly to San Francisco from Bucharest Otopeni Intl Airport. Users have commonly found prices around $918 for the month, but tickets can be as low as $715. Due to multiple factors, prepare for potentially higher prices in July.

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 5 airlines. San Francisco is conveniently located just 11.8 mi from San Francisco’s city center.

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.

$409+ Flights from Bucharest Otopeni Intl Airport to San Francisco

Q: How far in advance should I book a flight from Bucharest Otopeni Intl Airport to San Francisco?

To save up to 20% on this flight, we recommend booking at least 45 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Bucharest Otopeni Intl Airport to San Francisco from $826 1-2 weeks out and tickets from $909 for flights departing within the next 72 hours.

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1. Tell us where you want to go

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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

Round-trip from	$878 (British Airways)
One-way from	$409 (Kiwi.com)
Popular in	July
Cheapest in	March
Average price	$1,099

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 ($140 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 July 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 July 3, 2025.

Thu 9/118:25 amOTP - SFO

2 stops22h 53mBritish Airways

Tue 9/304:30 pmSFO - OTP

1 stop22h 55mBritish Airways

Deal found 7/3

$878

Tue 9/236:00 amOTP - SFO

2 stops19h 28mUnited Airlines

Wed 10/221:02 pmSFO - OTP

2 stops19h 33mUnited Airlines

Deal found 7/1

$885

Thu 9/111:45 pmOTP - SFO

2 stops36h 45mScandinavian Airlines

Sun 9/287:40 pmSFO - OTP

1 stop15h 30mScandinavian Airlines

Deal found 7/3

$889

Thu 10/21:55 pmOTP - SFO

1 stop16h 00mMultiple Airlines

Sun 10/127:30 pmSFO - OTP

1 stop19h 35mMultiple Airlines

Deal found 7/2

$894

Mon 7/216:00 amOTP - SFO

1 stop19h 55mLufthansa

Sun 9/149:05 pmSFO - OTP

1 stop17h 55mLufthansa

Deal found 7/1

$895

Thu 8/211:45 pmOTP - SFO

2 stops20h 50mDelta

Thu 9/46:00 amSFO - OTP

2 stops20h 10mDelta

Deal found 7/1

$909

Tue 7/224:10 pmOTP - SFO

1 stop34h 25mSWISS

Mon 9/87:40 pmSFO - OTP

1 stop33h 40mSWISS

Deal found 7/1

$916

Mon 7/216:00 amOTP - SFO

2 stops39h 15mAir Canada

Mon 9/811:40 amSFO - OTP

2 stops41h 40mAir Canada

Deal found 6/30

$956

Best flights from Otopeni Intl to San Francisco
Discover carefully curated flight deals from Otopeni Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Thu 9/118:25 amOTP - SFO

2 stops22h 53mBritish Airways

Tue 9/304:30 pmSFO - OTP

1 stop22h 55mBritish Airways

Deal found 7/3

$878

Tue 9/236:00 amOTP - SFO

2 stops19h 28mUnited Airlines

Wed 10/221:02 pmSFO - OTP

2 stops19h 33mUnited Airlines

Deal found 7/1

$885

Thu 9/111:45 pmOTP - SFO

2 stops36h 45mScandinavian Airlines

Sun 9/287:40 pmSFO - OTP

1 stop15h 30mScandinavian Airlines

Deal found 7/3

$889

Thu 10/21:55 pmOTP - SFO

1 stop16h 00mMultiple Airlines

Sun 10/127:30 pmSFO - OTP

1 stop19h 35mMultiple Airlines

Deal found 7/2

$894

Mon 7/216:00 amOTP - SFO

1 stop19h 55mLufthansa

Tue 9/92:00 pmSFO - OTP

1 stop24h 55mLufthansa

Deal found 7/1

$895

Thu 8/211:45 pmOTP - SFO

2 stops20h 50mDelta

Thu 9/46:00 amSFO - OTP

2 stops20h 10mDelta

Deal found 7/1

$909

Tue 7/224:10 pmOTP - SFO

1 stop34h 25mSWISS

Mon 9/87:40 pmSFO - OTP

1 stop33h 40mSWISS

Deal found 7/1

$916

Mon 7/216:00 amOTP - SFO

2 stops39h 15mAir Canada

Mon 9/811:40 amSFO - OTP

2 stops41h 40mAir Canada

Deal found 6/30

$956

Last-minute flights from Otopeni Intl to San Francisco
Discover last-minute flight deals from Otopeni Intl to San Francisco. Data last updated July 3, 2025 and is based on user searches.

Fri 7/116:00 amOTP - SFO

1 stop16h 40mMultiple Airlines

Fri 7/114:30 pmSFO - OTP

2 stops18h 55mMultiple Airlines

Deal found 7/1

$1,569

Fri 7/117:00 amOTP - SFO

2 stops24h 54mDelta

Fri 7/1111:59 pmSFO - OTP

2 stops26h 41mDelta

Deal found 7/1

$1,828

Thu 7/179:55 pmOTP - SFO

2 stops36h 24mScandinavian Airlines

Mon 8/47:40 pmSFO - OTP

1 stop15h 25mScandinavian Airlines

Deal found 7/2

$892

Sat 7/196:00 amOTP - SFO

1 stop19h 55mUnited Airlines

Sun 7/276:00 amSFO - OTP

2 stops19h 55mUnited Airlines

Deal found 7/2

$901

Mon 7/216:00 amOTP - SFO

1 stop19h 55mLufthansa

Sun 9/149:05 pmSFO - OTP

1 stop17h 55mLufthansa

Deal found 7/1

$895

Mon 7/216:00 amOTP - SFO

2 stops39h 15mAir Canada

Mon 9/811:40 amSFO - OTP

2 stops41h 40mAir Canada

Deal found 6/30

$956

Tue 7/224:10 pmOTP - SFO

1 stop34h 25mSWISS

Mon 9/87:40 pmSFO - OTP

1 stop33h 40mSWISS

Deal found 7/1

$916

Thu 7/248:35 amOTP - SFO

2 stops25h 24mMultiple Airlines

Thu 9/118:00 amSFO - OTP

2 stops28h 50mMultiple Airlines

Deal found 7/1

$900

Thu 8/211:45 pmOTP - SFO

2 stops20h 50mDelta

Thu 9/46:00 amSFO - OTP

2 stops20h 10mDelta

Deal found 7/1

$909

One-way flights from Otopeni Intl to San Francisco
Search for one-way flight options from Otopeni Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Wed 12/38:20 pmOTP - SFO

2 stops29h 54mMultiple Airlines

Deal found 7/1

$409

Wed 9/2410:50 amOTP - SFO

1 stop36h 35mITA Airways

Deal found 7/2

$557

Mon 12/16:05 amOTP - SFO

2 stops41h 00mWestJet

Deal found 7/1

$585

Sat 7/268:00 amOTP - SFO

2 stops25h 43mAir Serbia

Deal found 7/3

$700

Thu 9/186:00 amOTP - SFO

1 stop16h 40mLufthansa

Deal found 7/2

$745

Fri 10/246:30 amOTP - SFO

1 stop19h 40mSWISS

Deal found 7/2

$755

Sun 11/304:50 pmOTP - SFO

1 stop29h 35mQatar Airways

Deal found 7/1

$792

Sat 12/66:00 amOTP - SFO

1 stop15h 50mDelta

Deal found 7/1

$800

Thu 7/319:45 pmOTP - SFO

1 stop22h 50mTurkish Airlines

Deal found 7/1

$923

Wed 10/226:00 amOTP - SFO

3 stops27h 59mUnited Airlines

Deal found 7/2

$936

Tue 10/212:20 amOTP - SFO

2 stops45h 15mEmirates

Deal found 7/2

$1,647

Sun 7/208:20 amOTP - SFO

2 stops40h 10mTAP AIR PORTUGAL

Deal found 7/2

$1,992

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 9/11

8:25 am-9:18 pm

2 stops22h 53m

San Francisco

Tue 9/30

4:30 pm-1:25 am

1 stop22h 55m

$878

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Tue 9/23

6:00 am-3:28 pm

2 stops19h 28m

San Francisco

Wed 10/22

1:02 pm-6:35 pm

2 stops19h 33m

$885

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 9/11

1:45 pm-4:30 pm

2 stops36h 45m

San Francisco

Sun 9/28

7:40 pm-9:10 pm

1 stop15h 30m

$889

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 10/2

1:55 pm-7:55 pm

1 stop16h 00m

San Francisco

Sun 10/12

7:30 pm-1:05 am

1 stop19h 35m

$894

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Mon 7/21

6:00 am-3:55 pm

1 stop19h 55m

San Francisco

Sun 9/14

9:05 pm-1:00 am

1 stop17h 55m

$895

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 8/21

6:30 am-12:50 pm

1 stop16h 20m

San Francisco

Thu 9/4

7:05 am-12:10 pm

2 stops19h 05m

$909

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Tue 7/22

4:10 pm-4:35 pm

1 stop34h 25m

San Francisco

Mon 9/8

7:40 pm-3:20 pm

1 stop33h 40m

$916

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Mon 7/21

6:00 am-11:15 am

2 stops39h 15m

San Francisco

Mon 9/8

11:40 am-3:20 pm

2 stops41h 40m

$956

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 12/3

8:20 pm-4:14 pm

2 stops29h 54m

$409

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 9/24

10:50 am-1:25 pm

1 stop36h 35m

$557

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 20 results

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?

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 $360). 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?

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.

How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Emirates, Delta, and SWISS from Bucharest Otopeni Intl Airport 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

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Emirates

8.1

Very good

3,287 reviews

Emirates

8.1

Very good

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Delta

8.0

Very good

7,982 reviews

Emirates

8.1

Very good

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

SWISS

7.5

Good

1,654 reviews

Emirates

8.1

Very good

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Qatar Airways

7.4

Good

3,594 reviews

Emirates

8.1

Very good

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

United Airlines

7.4

Good

8,861 reviews

Emirates

8.1

Very good

3,287 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Jun 2025

ATH - EWR

Best flight I taken. Airline stewards were very attentive and creative a very comfortable environment. Food was plentiful, gave a variety for each meal and delicious.

Related info for your journey

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 5 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 $878. Other airlines that can offer you cheap pricing are United Airlines, from $885, and Scandinavian Airlines, from $889. British Airways 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 ($557), WestJet ($585), and Air Serbia ($700).
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 $360). 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

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Top 5 airlines flying from Otopeni Intl to San Francisco

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest$706	Average$801	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$715	Average$877	FlexibilityNo cancel fee	On-time69%
Lufthansa	Cheapest$722	Average$1,009	FlexibilityNo cancel fee	On-time76%
KLM	Cheapest$767	Average$925	FlexibilityNo cancel fee	On-time75%
Turkish Airlines	Cheapest$819	Average$1,099	FlexibilityNo cancel fee	On-time77%

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$409+ 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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Otopeni Intl to San Francisco with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Round-trip from

One-way from

Popular in

Cheapest in

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Find flight deals from Otopeni Intl to San Francisco

Cheapest flights from Otopeni Intl to San FranciscoExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bucharest Otopeni Intl Airport to San Francisco that are best for you.

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.

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 27, 2025.

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

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 July 3, 2025.

How much does it cost to fly round-trip from Bucharest Otopeni Intl Airport to San Francisco?

Reviews of airlines servicing San Francisco

Get a feel of what it's like to fly with Emirates, Delta, and SWISS from Bucharest Otopeni Intl Airport 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.

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?

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

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

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

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

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

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

Traveling to a place near Bucharest Otopeni Intl Airport?

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Alternative routes for Otopeni Intl to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Otopeni Intl to San Francisco

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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 July 3, 2025.