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Cheap flights from Bucharest to San Francisco from $447

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 9/9. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
2:35 pm - 3:45 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
35h 10m2 stops Warsaw Frederic Chopin London Heathrow
Multiple Airlines Logo
5:45 pm - 12:55 amSFO  San Francisco-OTP Bucharest Otopeni Intl
21h 10m2 stops London Heathrow Amsterdam Schiphol
$990Multiple Airlines
Sun, Sep 13 - Mon, Sep 28
Qatar Airways Logo
5:10 pm - 6:00 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
34h 50m2 stops Doha Hamad Intl Seattle/Tacoma Intl
Qatar Airways Logo
3:55 pm - 7:45 amSFO  San Francisco-OTP Bucharest Otopeni Intl
29h 50m1 stop Doha Hamad Intl
$991Qatar Airways
Sun, Sep 13 - Mon, Sep 28
Qatar Airways Logo
5:10 pm - 6:00 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
34h 50m2 stops Doha Hamad Intl Seattle/Tacoma Intl
Qatar Airways Logo
3:55 pm - 2:15 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
36h 20m1 stop Doha Hamad Intl
$994Qatar Airways
Thu, Sep 24 - Thu, Oct 1
LOT Logo
5:35 am - 8:50 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
25h 15m1 stop Warsaw Frederic Chopin
LOT Logo
10:50 pm - 1:50 amSFO  San Francisco-OTP Bucharest Otopeni Intl
17h 00m1 stop Warsaw Frederic Chopin
$997LOT
Sat, Sep 19 - Sat, Sep 26
KLM Logo
7:05 am - 11:45 amOTP  Bucharest Otopeni Intl-SFO San Francisco
14h 40m1 stop Amsterdam Schiphol
KLM Logo
1:50 pm - 5:00 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
17h 10m1 stop Amsterdam Schiphol
$1,015KLM
Tue, Sep 15 - Tue, Nov 17
LOT Logo
5:35 am - 8:50 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
25h 15m1 stop Warsaw Frederic Chopin
LOT Logo
3:55 pm - 5:45 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
15h 50m1 stop Warsaw Frederic Chopin
$1,020LOT
Sat, Sep 19 - Thu, Oct 1
KLM Logo
6:00 am - 11:45 amOTP  Bucharest Otopeni Intl-SFO San Francisco
15h 45m1 stop Amsterdam Schiphol
KLM Logo
10:38 am - 3:25 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
18h 47m2 stops Seattle/Tacoma Intl Amsterdam Schiphol
$1,102KLM
Wed, Nov 18 - Thu, Dec 17
Lufthansa Logo
6:05 am - 5:23 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
21h 18m2 stops Frankfurt am Main Chicago O'Hare Intl
Lufthansa Logo
7:25 pm - 11:30 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
18h 05m1 stop Frankfurt am Main
$1,134Lufthansa
Sat, Sep 12 - Sat, Sep 19
Lufthansa Logo
6:05 am - 7:50 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
23h 45m1 stop Frankfurt am Main
Lufthansa Logo
9:05 pm - 1:10 amSFO  San Francisco-OTP Bucharest Otopeni Intl
18h 05m1 stop Munich Franz Josef Strauss
$1,173Lufthansa
Fri, Sep 11 - Fri, Sep 18
Turkish Airlines Logo
9:30 am - 4:40 pmOTP  Bucharest Otopeni Intl-SFO San Francisco
17h 10m1 stop Istanbul
Turkish Airlines Logo
6:45 pm - 8:15 pmSFO  San Francisco-OTP Bucharest Otopeni Intl
15h 30m1 stop Istanbul
$1,607Turkish Airlines
Sat, Sep 19 - Fri, Oct 2

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Qatar Airways flights from Bucharest to San Francisco

Our best Qatar Airways deals on Bucharest to San Francisco flight tickets
Qatar Airways
Sep 13
OTP5:10 pmBucharest Otopeni Intl
34h 50m
2 stops
SFO6:00 pmSan Francisco
Sep 28
SFO3:55 pmSan Francisco
29h 50m
1 stop
OTP7:45 amBucharest Otopeni Intl
$991
Qatar Airways
Sep 24
OTP5:10 pmBucharest Otopeni Intl
34h 50m
2 stops
SFO6:00 pmSan Francisco
Oct 1
SFO3:55 pmSan Francisco
36h 20m
1 stop
OTP2:15 pmBucharest Otopeni Intl
$994
Qatar Airways
Sep 20
OTP5:10 pmBucharest Otopeni Intl
30h 25m
1 stop
SFO1:35 pmSan Francisco
Sep 27
SFO11:50 amSan Francisco
33h 55m
2 stops
OTP7:45 amBucharest Otopeni Intl
$997

Lufthansa flights from Bucharest to San Francisco

Our best Lufthansa deals on Bucharest to San Francisco flight tickets
Lufthansa
Sep 12
OTP6:05 amBucharest Otopeni Intl
21h 18m
2 stops
SFO5:23 pmSan Francisco
Sep 19
SFO7:25 pmSan Francisco
18h 05m
1 stop
OTP11:30 pmBucharest Otopeni Intl
$1,134
Lufthansa
Aug 21
OTP7:20 pmBucharest Otopeni Intl
29h 00m
1 stop
SFO2:20 pmSan Francisco
Aug 30
SFO4:52 pmSan Francisco
20h 48m
2 stops
OTP11:40 pmBucharest Otopeni Intl
$4,126
Lufthansa
Aug 21
OTP6:05 amBucharest Otopeni Intl
21h 18m
2 stops
SFO5:23 pmSan Francisco
Aug 30
SFO8:10 amSan Francisco
17h 50m
2 stops
OTP12:00 pmBucharest Otopeni Intl
$4,129

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 August 14, 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 Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sun 9/13

2:35 pm-3:45 pm

2 stops35h 10m

San Francisco

Mon 9/28

5:45 pm-12:55 am

2 stops21h 10m

$990

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sun 9/13

5:10 pm-6:00 pm

2 stops34h 50m

San Francisco

Mon 9/28

3:55 pm-7:45 am

1 stop29h 50m

$991

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Thu 9/24

5:10 pm-6:00 pm

2 stops34h 50m

San Francisco

Thu 10/1

3:55 pm-2:15 pm

1 stop36h 20m

$994

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sat 9/19

5:35 am-8:50 pm

1 stop25h 15m

San Francisco

Sat 9/26

10:50 pm-1:50 am

1 stop17h 00m

$997
Quickest round-trip

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Tue 9/15

7:05 am-11:45 am

1 stop14h 40m

San Francisco

Tue 11/17

1:50 pm-5:00 pm

1 stop17h 10m

$1,015

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sat 9/19

5:35 am-8:50 pm

1 stop25h 15m

San Francisco

Thu 10/1

3:55 pm-5:45 pm

1 stop15h 50m

$1,020

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Wed 11/18

6:00 am-11:45 am

1 stop15h 45m

San Francisco

Thu 12/17

10:38 am-3:25 pm

2 stops18h 47m

$1,102

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sat 9/12

6:05 am-5:23 pm

2 stops21h 18m

San Francisco

Sat 9/19

7:25 pm-11:30 pm

1 stop18h 05m

$1,134

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Fri 9/11

6:05 am-7:50 pm

1 stop23h 45m

San Francisco

Fri 9/18

9:05 pm-1:10 am

1 stop18h 05m

$1,173

BucharestSan Francisco

OTP Bucharest Otopeni Intl - SFO San Francisco

OTPSFO

Bucharest Otopeni Intl

Sat 9/19

9:30 am-4:40 pm

1 stop17h 10m

San Francisco

Fri 10/2

6:45 pm-8:15 pm

1 stop15h 30m

$1,607

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?

Prices are currently typical for flights on this route.

Typical prices usually range from $949 to $1,046.
The lowest price recently found on this route was $990.

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $936.

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

You could potentially save up to 25% 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 50m

Direct flights

None
The fastest flight from Bucharest to San Francisco takes 21h 50m
There are no direct flights from Bucharest to San Francisco. There are no popular flight routes from Bucharest to San Francisco.
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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 50m.

  • 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
LOTPriceFrom $317Free CancellationRating
7.5
1,214 reviews
Search LOT flights
Turkish AirlinesPriceFrom $876Free CancellationRating
7.4
4,477 reviews
Search Turkish Airlines flights
KLMPriceFrom $899Free CancellationRating
7.8
1,558 reviews
Search KLM flights
LufthansaPriceFrom $913Free CancellationRating
6.8
8,191 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
South San Francisco
Fremont
Berkeley
Bodega Bay
Hayward
Walnut Creek
Santa Clara
Vallejo
Roseville
Sonoma
Salinas
Sunnyvale
Milpitas
Daly City
Burlingame
Marina
Palo Alto

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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