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Cheap flights from Bucharest to San Francisco from $430

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 6/2. 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.
Multiple Airlines Logo
1:45 pm - 10:50 am
OTP
-
SFO
31h 05m
2 stops
Multiple Airlines Logo
12:55 pm - 1:50 am
SFO
-
OTP
26h 55m
2 stops
$870Multiple Airlines
Wed, Jun 10 - Wed, Jun 17
LOT Logo
5:35 am - 1:50 pm
OTP
-
SFO
18h 15m
1 stop
LOT Logo
3:50 pm - 1:50 am
SFO
-
OTP
24h 00m
1 stop
$886LOT
Thu, Aug 20 - Thu, Aug 27
LOT Logo
5:35 am - 1:50 pm
OTP
-
SFO
18h 15m
1 stop
LOT Logo
3:50 pm - 1:50 am
SFO
-
OTP
24h 00m
1 stop
$887LOT
Thu, May 14 - Thu, May 28
Multiple Airlines Logo
8:35 am - 9:20 pm
OTP
-
SFO
22h 45m
2 stops
Multiple Airlines Logo
4:35 pm - 1:20 am
SFO
-
OTP
22h 45m
1 stop
$897Multiple Airlines
Sat, May 9 - Tue, Oct 6
LOT Logo
2:35 pm - 8:15 pm
OTP
-
SFO
15h 40m
1 stop
LOT Logo
10:15 pm - 11:15 pm
SFO
-
OTP
15h 00m
1 stop
$900LOT
Wed, Sep 2 - Sat, Oct 3
LOT Logo
5:35 am - 8:15 pm
OTP
-
SFO
24h 40m
1 stop
LOT Logo
10:15 pm - 11:15 pm
SFO
-
OTP
15h 00m
1 stop
$902LOT
Wed, Aug 19 - Wed, Sep 23
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
$903Multiple Airlines
Wed, Sep 2 - Wed, Sep 30
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
$904Multiple Airlines
Thu, Sep 3 - Mon, Oct 5
LOT Logo
5:35 am - 8:15 pm
OTP
-
SFO
24h 40m
1 stop
LOT Logo
10:15 pm - 1:50 am
SFO
-
OTP
17h 35m
1 stop
$919LOT
Wed, Jun 24 - Wed, Jul 15
Scandinavian Airlines Logo
8:35 am - 2:40 pm
OTP
-
SFO
40h 05m
2 stops
Scandinavian Airlines Logo
4:45 pm - 11:45 pm
SFO
-
OTP
21h 00m
2 stops
$921Scandinavian Airlines
Sat, Aug 29 - Wed, Sep 30

Qatar Airways flights from Bucharest to San Francisco

Our best Qatar Airways deals on Bucharest to San Francisco flight tickets
Qatar Airways
Jun 12
OTP5:10 pmBucharest Otopeni Intl
32h 15m
1 stop
SFO3:25 pmSan Francisco
Jun 19
SFO3:55 pmSan Francisco
36h 20m
1 stop
OTP2:15 pmBucharest Otopeni Intl
$953
Qatar Airways
Aug 30
OTP5:10 pmBucharest Otopeni Intl
30h 25m
1 stop
SFO1:35 pmSan Francisco
Oct 5
SFO3:55 pmSan Francisco
36h 20m
1 stop
OTP2:15 pmBucharest Otopeni Intl
$960
Qatar Airways
Jun 24
OTP5:10 pmBucharest Otopeni Intl
30h 25m
1 stop
SFO1:35 pmSan Francisco
Jul 8
SFO10:18 amSan Francisco
41h 57m
2 stops
OTP2:15 pmBucharest Otopeni Intl
$1,017

United Airlines flights from Bucharest to San Francisco

Our best United Airlines deals on Bucharest to San Francisco flight tickets
United Airlines
May 11
OTP1:50 pmBucharest Otopeni Intl
16h 10m
1 stop
SFO8:00 pmSan Francisco
May 22
SFO9:05 pmSan Francisco
18h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
$1,073
United Airlines
May 5
OTP6:05 amBucharest Otopeni Intl
27h 01m
2 stops
SFO11:06 pmSan Francisco
May 16
SFO2:27 pmSan Francisco
24h 43m
2 stops
OTP1:10 amBucharest Otopeni Intl
$1,076
United Airlines
May 11
OTP6:05 amBucharest Otopeni Intl
19h 30m
2 stops
SFO3:35 pmSan Francisco
May 22
SFO9:05 pmSan Francisco
18h 05m
1 stop
OTP1:10 amBucharest Otopeni Intl
$1,083

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 April 28, 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

Wed 6/10

1:45 pm-10:50 am

2 stops31h 05m

San Francisco

Wed 6/17

12:55 pm-1:50 am

2 stops26h 55m

$870

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 8/20

5:35 am-1:50 pm

1 stop18h 15m

San Francisco

Thu 8/27

3:50 pm-1:50 am

1 stop24h 00m

$886

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 5/14

5:35 am-1:50 pm

1 stop18h 15m

San Francisco

Thu 5/28

3:50 pm-1:50 am

1 stop24h 00m

$887

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sat 5/9

8:35 am-9:20 pm

2 stops22h 45m

San Francisco

Tue 10/6

4:35 pm-1:20 am

1 stop22h 45m

$897
Quickest round-trip

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 9/2

2:35 pm-8:15 pm

1 stop15h 40m

San Francisco

Sat 10/3

10:15 pm-11:15 pm

1 stop15h 00m

$900

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 8/19

5:35 am-8:15 pm

1 stop24h 40m

San Francisco

Wed 9/23

10:15 pm-11:15 pm

1 stop15h 00m

$902

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 9/2

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Wed 9/30

9:05 pm-1:10 am

1 stop18h 05m

$903

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Thu 9/3

8:35 am-2:30 pm

1 stop15h 55m

San Francisco

Mon 10/5

9:05 pm-1:10 am

1 stop18h 05m

$904

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Wed 6/24

5:35 am-8:15 pm

1 stop24h 40m

San Francisco

Wed 7/15

10:15 pm-1:50 am

1 stop17h 35m

$919

BucharestSan Francisco

OTP - SFO

OTPSFO

Bucharest Otopeni Intl

Sat 8/29

8:35 am-2:40 pm

2 stops40h 05m

San Francisco

Wed 9/30

4:45 pm-11:45 pm

2 stops21h 00m

$921

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 $977 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

21h 22m

Direct flights

None
The fastest flight from Bucharest to San Francisco takes 21h 22m
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 21h 22m.

  • 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
1,924 reviews
Search SWISS flights
Turkish AirlinesPriceFrom $876Free CancellationRating
7.4
4,343 reviews
Search Turkish Airlines flights
KLMPriceFrom $899Free CancellationRating
7.8
1,510 reviews
Search KLM flights
LufthansaPriceFrom $913Free CancellationRating
6.8
7,959 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
Roseville
Hayward
Berkeley
Santa Clara
Vallejo
Fremont
Big Sur
Calistoga
Daly City
South San Francisco
Pacific Grove
Sunnyvale
Salinas
Milpitas

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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