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Cheap flights from Bucharest to San Francisco from $429

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bucharest to San Francisco departing on 6/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Bucharest to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
British Airways Logo
8:10 am - 5:40 pm
OTP
-
SFO
19h 30m
1 stop
British Airways Logo
7:30 pm - 12:50 am
SFO
-
OTP
19h 20m
1 stop
$866British Airways
Sun, Sep 20 - Sun, Oct 11
Scandinavian Airlines Logo
4:50 pm - 2:50 pm
OTP
-
SFO
32h 00m
2 stops
Scandinavian Airlines Logo
4:45 pm - 11:30 pm
SFO
-
OTP
20h 45m
2 stops
$869Scandinavian Airlines
Wed, Nov 4 - Wed, Dec 2
Multiple Airlines Logo
8:35 am - 2:30 pm
OTP
-
SFO
15h 55m
1 stop
Multiple Airlines Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
$871Multiple Airlines
Fri, Sep 18 - Mon, Oct 12
British Airways Logo
8:15 am - 5:40 pm
OTP
-
SFO
19h 25m
1 stop
British Airways Logo
7:30 pm - 12:50 am
SFO
-
OTP
19h 20m
1 stop
$874British Airways
Fri, Sep 18 - Sun, Oct 11
Multiple Airlines Logo
8:35 am - 2:30 pm
OTP
-
SFO
15h 55m
1 stop
Multiple Airlines Logo
9:05 pm - 12:10 am
SFO
-
OTP
17h 05m
2 stops
$875Multiple Airlines
Fri, Sep 18 - Sun, Oct 11
Multiple Airlines Logo
8:35 am - 2:30 pm
OTP
-
SFO
15h 55m
1 stop
Multiple Airlines Logo
9:05 pm - 1:10 am
SFO
-
OTP
18h 05m
1 stop
$881Multiple Airlines
Fri, Sep 11 - Mon, Oct 12
Multiple Airlines Logo
8:35 am - 2:30 pm
OTP
-
SFO
15h 55m
1 stop
Multiple Airlines Logo
9:05 pm - 12:10 am
SFO
-
OTP
17h 05m
2 stops
$885Multiple Airlines
Fri, Sep 11 - Sun, Oct 11
Multiple Airlines Logo
8:35 am - 2:30 pm
OTP
-
SFO
15h 55m
1 stop
Multiple Airlines Logo
9:05 pm - 9:05 am
SFO
-
OTP
26h 00m
2 stops
$900Multiple Airlines
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
6:15 am - 1:50 pm
OTP
-
SFO
41h 35m
2 stops
Multiple Airlines Logo
4:30 pm - 10:50 pm
SFO
-
OTP
20h 20m
1 stop
$904Multiple Airlines
Wed, Jun 10 - Thu, Jul 9
Scandinavian Airlines Logo
4:50 pm - 2:40 pm
OTP
-
SFO
31h 50m
2 stops
Scandinavian Airlines Logo
4:45 pm - 11:45 pm
SFO
-
OTP
21h 00m
2 stops
$905Scandinavian Airlines
Sun, Sep 20 - Sun, Oct 11

Delta flights from Bucharest to San Francisco

Our best Delta deals on Bucharest to San Francisco flight tickets
Delta
Jun 3
OTP7:05 amBucharest Otopeni Intl
14h 40m
1 stop
SFO11:45 amSan Francisco
Jun 7
SFO6:00 amSan Francisco
21h 00m
2 stops
OTP1:00 pmBucharest Otopeni Intl
$1,051
Delta
Jun 3
OTP7:05 amBucharest Otopeni Intl
19h 52m
2 stops
SFO4:57 pmSan Francisco
Jun 7
SFO6:00 amSan Francisco
21h 00m
2 stops
OTP1:00 pmBucharest Otopeni Intl
$1,056
Delta
Jun 4
OTP7:05 amBucharest Otopeni Intl
14h 40m
1 stop
SFO11:45 amSan Francisco
Jun 8
SFO1:38 pmSan Francisco
17h 42m
2 stops
OTP5:20 pmBucharest Otopeni Intl
$1,187

SWISS flights from Bucharest to San Francisco

Our best SWISS deals on Bucharest to San Francisco flight tickets
SWISS
Jun 1
OTP6:20 amBucharest Otopeni Intl
19h 55m
1 stop
SFO4:15 pmSan Francisco
Jun 4
SFO7:35 pmSan Francisco
19h 35m
1 stop
OTP1:10 amBucharest Otopeni Intl
$1,283
SWISS
Jun 1
OTP6:20 amBucharest Otopeni Intl
22h 35m
2 stops
SFO6:55 pmSan Francisco
Jun 4
SFO7:35 pmSan Francisco
19h 35m
1 stop
OTP1:10 amBucharest Otopeni Intl
$1,347

momondo Fare Finder

 
Customize your flight search to find flights from Bucharest 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, momondo users made 832,500 searches. Data last updated May 22, 2026.
Use the filters below to find and compare flights from Bucharest to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sun 9/20

8:10 am-5:40 pm

1 stop19h 30m

San Francisco

Sun 10/11

7:30 pm-12:50 am

1 stop19h 20m

$866

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 11/4

4:50 pm-2:50 pm

2 stops32h 00m

San Francisco

Wed 12/2

4:45 pm-11:30 pm

2 stops20h 45m

$869

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 9/18

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Mon 10/12

9:05 pm-1:10 am

1 stop18h 05m

$871

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 9/18

8:15 am-5:40 pm

1 stop19h 25m

San Francisco

Sun 10/11

7:30 pm-12:50 am

1 stop19h 20m

$874
Quickest round-trip

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 9/18

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Sun 10/11

9:05 pm-12:10 am

2 stops17h 05m

$875

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 9/11

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Mon 10/12

9:05 pm-1:10 am

1 stop18h 05m

$881

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Fri 9/11

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Sun 10/11

9:05 pm-12:10 am

2 stops17h 05m

$885

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Tue 9/22

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Tue 9/29

9:05 pm-9:05 am

2 stops26h 00m

$900

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 6/10

6:15 am-1:50 pm

2 stops41h 35m

San Francisco

Thu 7/9

4:30 pm-10:50 pm

1 stop20h 20m

$904

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sun 9/20

4:50 pm-2:40 pm

2 stops31h 50m

San Francisco

Sun 10/11

4:45 pm-11:45 pm

2 stops21h 00m

$905

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Francisco from

How to get the cheapest flight ticket from Bucharest to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Bucharest and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of August, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $317.

How far in advance should I book a flight from Bucharest to San Francisco?

You are more likely to see cheaper flights to San Francisco from Bucharest when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around $982 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Bucharest for as low as $830 on momondo.

Can stopping save me money on Bucharest to San Francisco flights?

You could potentially save up to 22% on your flight if you consider stops on a Bucharest to San Francisco flight.

When to book flights from Bucharest to San Francisco

Are you open to changing your travel dates? Check out the ideal times to fly from Bucharest to San Francisco according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bucharest to San Francisco (BUH to SFO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bucharest to San Francisco

Fastest flight time

15h 55m

Direct flights

None
The fastest flight from Bucharest to San Francisco takes 15h 55m
There are no direct flights from Bucharest to San Francisco. There are no popular flight routes from Bucharest to San Francisco.
Search flight deals

Frequently asked questions about flying from Bucharest to San Francisco

  • How far is Bucharest to San Francisco by plane?

    The straight-line distance from Bucharest to San Francisco is 6421.2 mi. By plane, this route typically takes 15h 55m.

  • When did momondo last update prices for flights from Bucharest to San Francisco Airport?

    Prices for flights from Bucharest to San Francisco Airport refresh daily.

  • How many operators does momondo search for flights from Bucharest to San Francisco Airport?

  • How old do you have to be to fly from Bucharest to San Francisco Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bucharest to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The required travel and health documents for your San Francisco Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Francisco Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Bucharest to San Francisco?

Best airlines flying from Bucharest to San Francisco

Compare and see reviews for airlines that fly from Bucharest to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $827Free CancellationRating
7.5
1,954 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $876Free CancellationRating
7.4
4,390 reviews
Search Turkish Airlines flights
KLMPriceFrom $899Free CancellationRating
7.8
1,519 reviews
Search KLM flights
LufthansaPriceFrom $913Free CancellationRating
6.8
8,018 reviews
Search Lufthansa flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Walnut Creek
Hayward
Roseville
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Sunnyvale
Calistoga
South San Francisco
Daly City
Salinas
Pacific Grove
Burlingame

Why use momondo?

Why should I use momondo to find a flight deal from Bucharest to San Francisco?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bucharest to San Francisco. momondo saves you time and could save you money on your trip.

Can I find flights from Bucharest to San Francisco with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Francisco from Bucharest with this policy.

How can momondo help me find flights from Bucharest to San Francisco?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Francisco from Bucharest.

I’m not ready to book a flight from Bucharest to San Francisco right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Bucharest and alert you when they change.

An easier way to manage your San Francisco trip

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